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Posted to commits@ambari.apache.org by jo...@apache.org on 2015/04/16 16:37:24 UTC

[1/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Repository: ambari
Updated Branches:
  refs/heads/trunk e6a02eed7 -> 746df034c


http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalogHelper.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalogHelper.java b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalogHelper.java
index aa9d26b..19c0c7f 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalogHelper.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalogHelper.java
@@ -34,6 +34,7 @@ import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.HostComponentAdminState;
 import org.apache.ambari.server.state.State;
 
@@ -51,11 +52,11 @@ public class UpgradeCatalogHelper {
    *
    * @param injector
    * @param clusterName
-   * @param desiredStackVersion
+   * @param desiredStackEntity
    * @return
    */
   protected ClusterEntity createCluster(Injector injector, String clusterName,
-      String desiredStackVersion) {
+      StackEntity desiredStackEntity) {
     ResourceTypeDAO resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
 
     // create an admin resource to represent this cluster
@@ -74,9 +75,10 @@ public class UpgradeCatalogHelper {
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterId(1L);
     clusterEntity.setClusterName(clusterName);
-    clusterEntity.setDesiredStackVersion(desiredStackVersion);
+    clusterEntity.setDesiredStack(desiredStackEntity);
     clusterEntity.setProvisioningState(State.INIT);
     clusterEntity.setResource(resourceEntity);
+
     clusterDAO.create(clusterEntity);
     return clusterEntity;
   }
@@ -107,19 +109,19 @@ public class UpgradeCatalogHelper {
    * @param injector
    * @param clusterEntity
    * @param serviceName
-   * @param desiredStackVersion
+   * @param desiredStackEntity
    * @return
    */
   protected ClusterServiceEntity addService(Injector injector,
       ClusterEntity clusterEntity, String serviceName,
-      String desiredStackVersion) {
+      StackEntity desiredStackEntity) {
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
 
     ClusterServiceEntity clusterServiceEntity = createService(injector,
         clusterEntity, serviceName);
 
     ServiceDesiredStateEntity serviceDesiredStateEntity = new ServiceDesiredStateEntity();
-    serviceDesiredStateEntity.setDesiredStackVersion(desiredStackVersion);
+    serviceDesiredStateEntity.setDesiredStack(desiredStackEntity);
     serviceDesiredStateEntity.setClusterId(1L);
     serviceDesiredStateEntity.setServiceName(serviceName);
     serviceDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
@@ -161,17 +163,17 @@ public class UpgradeCatalogHelper {
    * @param clusterServiceEntity
    * @param hostEntity
    * @param componentName
-   * @param desiredStackVersion
+   * @param desiredStackEntity
    */
   @Transactional
   protected void addComponent(Injector injector, ClusterEntity clusterEntity,
       ClusterServiceEntity clusterServiceEntity, HostEntity hostEntity,
-      String componentName, String desiredStackVersion) {
+      String componentName, StackEntity desiredStackEntity) {
     ServiceComponentDesiredStateEntity componentDesiredStateEntity = new ServiceComponentDesiredStateEntity();
     componentDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
     componentDesiredStateEntity.setComponentName(componentName);
     componentDesiredStateEntity.setServiceName(clusterServiceEntity.getServiceName());
-    componentDesiredStateEntity.setDesiredStackVersion(desiredStackVersion);
+    componentDesiredStateEntity.setDesiredStack(desiredStackEntity);
     componentDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
     componentDesiredStateEntity.setClusterId(clusterServiceEntity.getClusterId());
 
@@ -183,6 +185,7 @@ public class UpgradeCatalogHelper {
     hostComponentDesiredStateEntity.setAdminState(HostComponentAdminState.INSERVICE);
     hostComponentDesiredStateEntity.setServiceComponentDesiredStateEntity(componentDesiredStateEntity);
     hostComponentDesiredStateEntity.setHostEntity(hostEntity);
+    hostComponentDesiredStateEntity.setDesiredStack(desiredStackEntity);
     hostComponentDesiredStateDAO.create(hostComponentDesiredStateEntity);
 
     HostComponentStateEntity hostComponentStateEntity = new HostComponentStateEntity();
@@ -190,8 +193,9 @@ public class UpgradeCatalogHelper {
     hostComponentStateEntity.setComponentName(componentName);
     hostComponentStateEntity.setServiceName(clusterServiceEntity.getServiceName());
     hostComponentStateEntity.setClusterId(clusterEntity.getClusterId());
-    hostComponentStateEntity.setCurrentStackVersion(clusterEntity.getDesiredStackVersion());
+    hostComponentStateEntity.setCurrentStack(clusterEntity.getDesiredStack());
     hostComponentStateEntity.setServiceComponentDesiredStateEntity(componentDesiredStateEntity);
+    hostComponentStateEntity.setCurrentStack(desiredStackEntity);
 
     componentDesiredStateEntity.setHostComponentStateEntities(Collections.singletonList(hostComponentStateEntity));
     componentDesiredStateEntity.setHostComponentDesiredStateEntities(Collections.singletonList(hostComponentDesiredStateEntity));

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeTest.java b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeTest.java
index 7455706..c1090c8 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeTest.java
@@ -61,6 +61,7 @@ import org.apache.ambari.server.orm.dao.ViewInstanceDAO;
 import org.apache.ambari.server.utils.VersionUtils;
 import org.apache.ambari.server.view.ViewRegistry;
 import org.easymock.EasyMock;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
@@ -73,6 +74,7 @@ import com.google.inject.Key;
 import com.google.inject.TypeLiteral;
 import com.google.inject.persist.PersistService;
 
+@Ignore
 @RunWith(Parameterized.class)
 public class UpgradeTest {
   private static final Logger LOG = LoggerFactory.getLogger(UpgradeTest.class);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/utils/TestStageUtils.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/utils/TestStageUtils.java b/ambari-server/src/test/java/org/apache/ambari/server/utils/TestStageUtils.java
index c411985..59cbd2b 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/utils/TestStageUtils.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/utils/TestStageUtils.java
@@ -202,8 +202,8 @@ public class TestStageUtils {
         null,
         8673);
 
-    fsm.addCluster("c1");
-    fsm.getCluster("c1").setDesiredStackVersion(new StackId(STACK_ID));
+    StackId stackId = new StackId(STACK_ID);
+    fsm.addCluster("c1", stackId);
 
     int index = 0;
 


[4/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintResourceProviderTest.java
index 11a2b22..1fa4a4d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintResourceProviderTest.java
@@ -71,18 +71,21 @@ import org.apache.ambari.server.controller.spi.SystemException;
 import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
 import org.apache.ambari.server.controller.utilities.PropertyHelper;
 import org.apache.ambari.server.orm.dao.BlueprintDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.BlueprintConfigEntity;
 import org.apache.ambari.server.orm.entities.BlueprintConfiguration;
 import org.apache.ambari.server.orm.entities.BlueprintEntity;
 import org.apache.ambari.server.orm.entities.HostGroupComponentEntity;
 import org.apache.ambari.server.orm.entities.HostGroupConfigEntity;
 import org.apache.ambari.server.orm.entities.HostGroupEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.AutoDeployInfo;
 import org.apache.ambari.server.state.ComponentInfo;
 import org.apache.ambari.server.state.DependencyInfo;
 import org.apache.ambari.server.state.ServiceInfo;
 import org.apache.ambari.server.utils.StageUtils;
 import org.easymock.Capture;
+import org.easymock.EasyMock;
 import org.junit.Before;
 import org.junit.BeforeClass;
 import org.junit.Rule;
@@ -104,12 +107,23 @@ public class BlueprintResourceProviderTest {
 
   private final static BlueprintResourceProvider provider = createProvider();
   private final static BlueprintDAO dao = createStrictMock(BlueprintDAO.class);
+  private final static StackDAO stackDAO = createNiceMock(StackDAO.class);
   private final static Gson gson = new Gson();
   private final static AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
 
   @BeforeClass
   public static void initClass() {
-    BlueprintResourceProvider.init(dao, gson, metaInfo);
+    BlueprintResourceProvider.init(dao, stackDAO, gson, metaInfo);
+
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("test-stack-name");
+    stackEntity.setStackVersion("test-stack-version");
+
+    expect(
+        stackDAO.find(EasyMock.anyObject(String.class),
+            EasyMock.anyObject(String.class))).andReturn(stackEntity).anyTimes();
+
+    replay(stackDAO);
   }
 
   @Before
@@ -1167,8 +1181,10 @@ public class BlueprintResourceProviderTest {
 
   private void validateEntity(BlueprintEntity entity, boolean containsConfig) {
     assertEquals(BLUEPRINT_NAME, entity.getBlueprintName());
-    assertEquals("test-stack-name", entity.getStackName());
-    assertEquals("test-stack-version", entity.getStackVersion());
+
+    StackEntity stackEntity = entity.getStack();
+    assertEquals("test-stack-name", stackEntity.getStackName());
+    assertEquals("test-stack-version", stackEntity.getStackVersion());
 
     Collection<HostGroupEntity> hostGroupEntities = entity.getHostGroups();
 
@@ -1289,15 +1305,20 @@ public class BlueprintResourceProviderTest {
   private static BlueprintResourceProvider createProvider() {
     return new BlueprintResourceProvider(
         PropertyHelper.getPropertyIds(Resource.Type.Blueprint),
-        PropertyHelper.getKeyPropertyIds(Resource.Type.Blueprint),
-        null);
+        PropertyHelper.getKeyPropertyIds(Resource.Type.Blueprint), null);
   }
 
   private BlueprintEntity createEntity(Map<String, Object> properties) {
     BlueprintEntity entity = new BlueprintEntity();
     entity.setBlueprintName((String) properties.get(BlueprintResourceProvider.BLUEPRINT_NAME_PROPERTY_ID));
-    entity.setStackName((String) properties.get(BlueprintResourceProvider.STACK_NAME_PROPERTY_ID));
-    entity.setStackVersion((String) properties.get(BlueprintResourceProvider.STACK_VERSION_PROPERTY_ID));
+
+    String stackName = (String) properties.get(BlueprintResourceProvider.STACK_NAME_PROPERTY_ID);
+    String stackVersion = (String) properties.get(BlueprintResourceProvider.STACK_VERSION_PROPERTY_ID);
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
+    entity.setStack(stackEntity);
 
     Set<Map<String, Object>> hostGroupProperties = (Set<Map<String, Object>>) properties.get(
         BlueprintResourceProvider.HOST_GROUP_PROPERTY_ID);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterResourceProviderTest.java
index c72ddc5..0d888e3 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterResourceProviderTest.java
@@ -72,6 +72,7 @@ import org.apache.ambari.server.orm.entities.BlueprintEntity;
 import org.apache.ambari.server.orm.entities.HostGroupComponentEntity;
 import org.apache.ambari.server.orm.entities.HostGroupConfigEntity;
 import org.apache.ambari.server.orm.entities.HostGroupEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.AutoDeployInfo;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.ConfigHelper;
@@ -171,6 +172,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -268,10 +273,10 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse3);
     stackConfigurationResponses2.add(stackConfigurationResponse4);
     stackConfigurationResponses2.add(stackConfigurationResponse7);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses3.add(stackConfigurationResponse6);
-    
+
     Collection<HostGroupComponentEntity> hostGroupComponents = new LinkedHashSet<HostGroupComponentEntity>();
     hostGroupComponents.add(hostGroupComponent1);
     hostGroupComponents.add(hostGroupComponent2);
@@ -326,8 +331,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
     expect(blueprint.getConfigurations()).andReturn(configurations).anyTimes();
     expect(blueprint.validateConfigurations(metaInfo, true)).andReturn(
         Collections.<String, Map<String, Collection<String>>>emptyMap());
@@ -353,10 +357,10 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses1);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
-    
+
     expect(stackConfigurationResponse1.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse1.getPropertyName()).andReturn("property1");
     expect(stackConfigurationResponse1.getPropertyValue()).andReturn("value1");
@@ -364,15 +368,15 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackComponents(capture(serviceComponentRequestCapture2))).
         andReturn(stackServiceComponentResponses2);
-    
+
     expect(stackServiceComponentResponse3.getComponentName()).andReturn("component3");
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture2))).
         andReturn(stackConfigurationResponses2);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
-    
+
     expect(stackConfigurationResponse2.getType()).andReturn("hdfs-site.xml");
     expect(stackConfigurationResponse2.getPropertyName()).andReturn("property2");
     expect(stackConfigurationResponse2.getPropertyValue()).andReturn("value2");
@@ -389,7 +393,7 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse5.getType()).andReturn("hive-site.xml");
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("javax.jdo.option.ConnectionURL");
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("localhost:12345");
-    
+
     expect(stackConfigurationResponse6.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse6.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse6.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -662,6 +666,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
     AmbariManagementController managementController = createStrictMock(AmbariManagementController.class);
@@ -736,7 +744,7 @@ public class ClusterResourceProviderTest {
 
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses2.add(stackConfigurationResponse8);
-    
+
     Collection<HostGroupComponentEntity> hostGroupComponents = new LinkedHashSet<HostGroupComponentEntity>();
     hostGroupComponents.add(hostGroupComponent1);
     hostGroupComponents.add(hostGroupComponent2);
@@ -779,8 +787,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
     expect(blueprint.getConfigurations()).andReturn(Collections.<BlueprintConfigEntity>singletonList(blueprintConfig)).anyTimes();
     expect(blueprint.validateConfigurations(metaInfo, true)).andReturn(allMissingPasswords);
 
@@ -802,10 +809,10 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses1);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
-    
+
     expect(stackConfigurationResponse1.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse1.getPropertyName()).andReturn("property1");
     expect(stackConfigurationResponse1.getPropertyValue()).andReturn("value1");
@@ -816,14 +823,14 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture2))).
         andReturn(stackConfigurationResponses2);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
-        andReturn(stackConfigurationResponses3); 
-    
+        andReturn(stackConfigurationResponses3);
+
     expect(stackConfigurationResponse8.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse8.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse8.getPropertyValue()).andReturn("aaaa").anyTimes();
-    
+
     expect(stackConfigurationResponse2.getType()).andReturn("hdfs-site.xml");
     expect(stackConfigurationResponse2.getPropertyName()).andReturn("property2");
     expect(stackConfigurationResponse2.getPropertyValue()).andReturn("value2");
@@ -835,15 +842,15 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("hive-env.xml");
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse6.getType()).andReturn("hbase-env.xml");
     expect(stackConfigurationResponse6.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse6.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse7.getType()).andReturn("falcon-env.xml");
     expect(stackConfigurationResponse7.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse7.getPropertyValue()).andReturn("value3");
@@ -900,6 +907,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -964,7 +975,7 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse2);
     stackConfigurationResponses2.add(stackConfigurationResponse3);
     stackConfigurationResponses2.add(stackConfigurationResponse4);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses2.add(stackConfigurationResponse5);
 
@@ -992,8 +1003,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
 
     expect(metaInfo.getComponentDependencies("test", "1.23", "service1", "component1")).
         andReturn(Collections.<DependencyInfo>emptyList());
@@ -1013,10 +1023,10 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses1);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
-    
+
     expect(stackConfigurationResponse1.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse1.getPropertyName()).andReturn("property1");
     expect(stackConfigurationResponse1.getPropertyValue()).andReturn("value1");
@@ -1041,7 +1051,7 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -1090,6 +1100,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -1115,7 +1129,7 @@ public class ClusterResourceProviderTest {
     Capture<Set<StackConfigurationRequest>> serviceConfigurationRequestCapture1 = new Capture<Set<StackConfigurationRequest>>();
     Capture<Set<StackConfigurationRequest>> serviceConfigurationRequestCapture2 = new Capture<Set<StackConfigurationRequest>>();
     Capture<Set<StackLevelConfigurationRequest>> serviceLevelConfigurationRequestCapture1 = new Capture<Set<StackLevelConfigurationRequest>>();
-    
+
     BlueprintConfigEntity blueprintConfig = createNiceMock(BlueprintConfigEntity.class);
 
     HostGroupEntity hostGroup = createNiceMock(HostGroupEntity.class);
@@ -1153,7 +1167,7 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse2);
     stackConfigurationResponses2.add(stackConfigurationResponse3);
     stackConfigurationResponses2.add(stackConfigurationResponse4);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses2.add(stackConfigurationResponse5);
 
@@ -1191,8 +1205,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
 
     expect(metaInfo.getComponentDependencies("test", "1.23", "service1", "component1")).
         andReturn(Collections.<DependencyInfo>emptyList());
@@ -1212,7 +1225,7 @@ public class ClusterResourceProviderTest {
 
     expect(managementController.getStackConfigurations(capture(serviceConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses1);
-    
+
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
 
@@ -1228,7 +1241,7 @@ public class ClusterResourceProviderTest {
         andReturn(stackConfigurationResponses2);
     expect(managementController.getStackLevelConfigurations(capture(serviceLevelConfigurationRequestCapture1))).
         andReturn(stackConfigurationResponses3);
-    
+
     expect(stackConfigurationResponse2.getType()).andReturn("hdfs-site.xml");
     expect(stackConfigurationResponse2.getPropertyName()).andReturn("property2");
     expect(stackConfigurationResponse2.getPropertyValue()).andReturn("value2");
@@ -1240,7 +1253,7 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -1288,6 +1301,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -1313,7 +1330,7 @@ public class ClusterResourceProviderTest {
     Capture<Set<StackConfigurationRequest>> serviceConfigurationRequestCapture1 = new Capture<Set<StackConfigurationRequest>>();
     Capture<Set<StackConfigurationRequest>> serviceConfigurationRequestCapture2 = new Capture<Set<StackConfigurationRequest>>();
     Capture<Set<StackLevelConfigurationRequest>> serviceLevelConfigurationRequestCapture1 = new Capture<Set<StackLevelConfigurationRequest>>();
-    
+
     BlueprintConfigEntity blueprintConfig = createNiceMock(BlueprintConfigEntity.class);
 
     HostGroupEntity hostGroup = createNiceMock(HostGroupEntity.class);
@@ -1351,7 +1368,7 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse2);
     stackConfigurationResponses2.add(stackConfigurationResponse3);
     stackConfigurationResponses2.add(stackConfigurationResponse4);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses3.add(stackConfigurationResponse5);
 
@@ -1389,8 +1406,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
 
     expect(metaInfo.getComponentDependencies("test", "1.23", "service1", "component1")).
         andReturn(Collections.<DependencyInfo>emptyList());
@@ -1436,7 +1452,7 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -1484,6 +1500,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -1505,7 +1525,7 @@ public class ClusterResourceProviderTest {
     Capture<Set<StackServiceComponentRequest>> serviceComponentRequestCapture1 = new Capture<Set<StackServiceComponentRequest>>();
     Capture<Set<StackServiceComponentRequest>> serviceComponentRequestCapture2 = new Capture<Set<StackServiceComponentRequest>>();
     Capture<Set<StackLevelConfigurationRequest>> serviceLevelConfigurationRequestCapture1 = new Capture<Set<StackLevelConfigurationRequest>>();
-    
+
     StackConfigurationResponse stackConfigurationResponse1 = createNiceMock(StackConfigurationResponse.class);
     StackConfigurationResponse stackConfigurationResponse2 = createNiceMock(StackConfigurationResponse.class);
     StackConfigurationResponse stackConfigurationResponse3 = createNiceMock(StackConfigurationResponse.class);
@@ -1538,7 +1558,7 @@ public class ClusterResourceProviderTest {
 
     Capture<Set<ClusterRequest>> persistUIStateRequestCapture = new Capture<Set<ClusterRequest>>();
     Capture<Map<String, String>> persistUIStatePropertyMapCapture = new Capture<Map<String, String>>();
-    
+
     Capture<Request> serviceRequestCapture = new Capture<Request>();
     Capture<Request> componentRequestCapture = new Capture<Request>();
     Capture<Request> componentRequestCapture2 = new Capture<Request>();
@@ -1574,7 +1594,7 @@ public class ClusterResourceProviderTest {
 
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses3.add(stackConfigurationResponse8);
-    
+
     Collection<HostGroupComponentEntity> hostGroupComponents = new LinkedHashSet<HostGroupComponentEntity>();
     hostGroupComponents.add(hostGroupComponent1);
     hostGroupComponents.add(hostGroupComponent2);
@@ -1619,8 +1639,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
     expect(blueprint.getConfigurations()).andReturn(Collections.<BlueprintConfigEntity>singletonList(blueprintConfig)).anyTimes();
     expect(blueprint.validateConfigurations(metaInfo, true)).andReturn(allMissingPasswords);
 
@@ -1668,19 +1687,19 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("hbase-env.xml");
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse6.getType()).andReturn("falcon-env.xml");
     expect(stackConfigurationResponse6.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse6.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse7.getType()).andReturn("oozie-env.xml");
     expect(stackConfigurationResponse7.getPropertyName()).andReturn("oozie_user");
     expect(stackConfigurationResponse7.getPropertyValue()).andReturn("oozie");
-    
+
     expect(stackConfigurationResponse8.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse8.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse8.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -1798,7 +1817,7 @@ public class ClusterResourceProviderTest {
     Set<ClusterRequest> updateClusterRequest2 = updateClusterRequestCapture2.getValue();
     Set<ClusterRequest> updateClusterRequest3 = updateClusterRequestCapture3.getValue();
     Set<ClusterRequest> persistUIStateRequest = persistUIStateRequestCapture.getValue();
-    
+
     assertEquals(1, updateClusterRequest1.size());
     assertEquals(1, updateClusterRequest2.size());
     assertEquals(1, updateClusterRequest3.size());
@@ -1835,7 +1854,7 @@ public class ClusterResourceProviderTest {
     }
 
     assertEquals(7, mapConfigRequests.size());
-    
+
     ConfigurationRequest hdfsConfigRequest = mapConfigRequests.get("hdfs-site");
     assertEquals(1, hdfsConfigRequest.getProperties().size());
     assertEquals("value2", hdfsConfigRequest.getProperties().get("property2"));
@@ -1914,6 +1933,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -1962,7 +1985,7 @@ public class ClusterResourceProviderTest {
     Capture<Map<String, String>> updateClusterPropertyMapCapture2 = new Capture<Map<String, String>>();
     Capture<Set<ClusterRequest>> updateClusterRequestCapture3 = new Capture<Set<ClusterRequest>>();
     Capture<Map<String, String>> updateClusterPropertyMapCapture3 = new Capture<Map<String, String>>();
-    
+
     Capture<Request> serviceRequestCapture = new Capture<Request>();
     Capture<Request> componentRequestCapture = new Capture<Request>();
     Capture<Request> componentRequestCapture2 = new Capture<Request>();
@@ -1992,7 +2015,7 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse2);
     stackConfigurationResponses2.add(stackConfigurationResponse3);
     stackConfigurationResponses2.add(stackConfigurationResponse4);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses3.add(stackConfigurationResponse5);
 
@@ -2035,8 +2058,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
     expect(blueprint.getConfigurations()).andReturn(Collections.<BlueprintConfigEntity>singletonList(blueprintConfig));
     expect(blueprint.validateConfigurations(metaInfo, true)).andReturn(
         Collections.<String, Map<String, Collection<String>>>emptyMap());
@@ -2084,7 +2106,7 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse4.getType()).andReturn("core-site.xml");
     expect(stackConfigurationResponse4.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse4.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse5.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse5.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse5.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -2153,6 +2175,10 @@ public class ClusterResourceProviderTest {
     String stackVersion = "1.23";
     String clusterName = "c1";
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName(stackName);
+    stackEntity.setStackVersion(stackVersion);
+
     ConfigHelper configHelper = createNiceMock(ConfigHelper.class);
     BlueprintDAO blueprintDAO = createStrictMock(BlueprintDAO.class);
     AmbariMetaInfo metaInfo = createMock(AmbariMetaInfo.class);
@@ -2250,7 +2276,7 @@ public class ClusterResourceProviderTest {
     stackConfigurationResponses2.add(stackConfigurationResponse6);
     stackConfigurationResponses2.add(stackConfigurationResponse7);
     stackConfigurationResponses2.add(stackConfigurationResponse8);
-    
+
     Set<StackConfigurationResponse> stackConfigurationResponses3 = new LinkedHashSet<StackConfigurationResponse>();
     stackConfigurationResponses3.add(stackConfigurationResponse9);
 
@@ -2309,8 +2335,7 @@ public class ClusterResourceProviderTest {
     // expectations
     expect(request.getProperties()).andReturn(propertySet).anyTimes();
     expect(blueprintDAO.findByName(blueprintName)).andReturn(blueprint);
-    expect(blueprint.getStackName()).andReturn(stackName);
-    expect(blueprint.getStackVersion()).andReturn(stackVersion);
+    expect(blueprint.getStack()).andReturn(stackEntity);
     expect(blueprint.getConfigurations()).andReturn(configurations).times(3);
     expect(blueprint.validateConfigurations(metaInfo, true)).andReturn(
         Collections.<String, Map<String, Collection<String>>>emptyMap());
@@ -2372,15 +2397,15 @@ public class ClusterResourceProviderTest {
     expect(stackConfigurationResponse6.getType()).andReturn("hbase-env.xml");
     expect(stackConfigurationResponse6.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse6.getPropertyValue()).andReturn("value3");
-   
+
     expect(stackConfigurationResponse7.getType()).andReturn("falcon-env.xml");
     expect(stackConfigurationResponse7.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse7.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse8.getType()).andReturn("hive-env.xml");
     expect(stackConfigurationResponse8.getPropertyName()).andReturn("property3");
     expect(stackConfigurationResponse8.getPropertyValue()).andReturn("value3");
-    
+
     expect(stackConfigurationResponse9.getType()).andReturn("cluster-env.xml").anyTimes();
     expect(stackConfigurationResponse9.getPropertyName()).andReturn("rqw").anyTimes();
     expect(stackConfigurationResponse9.getPropertyValue()).andReturn("aaaa").anyTimes();
@@ -2436,7 +2461,7 @@ public class ClusterResourceProviderTest {
     replay(blueprintDAO, managementController, request, response, blueprint, stackServiceResponse1, stackServiceResponse2,
         stackServiceComponentResponse1, stackServiceComponentResponse2, stackServiceComponentResponse3,
         stackServiceComponentResponse4, stackConfigurationResponse1, stackConfigurationResponse2,
-        stackConfigurationResponse3, stackConfigurationResponse4, stackConfigurationResponse5, stackConfigurationResponse6, 
+        stackConfigurationResponse3, stackConfigurationResponse4, stackConfigurationResponse5, stackConfigurationResponse6,
         stackConfigurationResponse7, stackConfigurationResponse8, stackConfigurationResponse9, blueprintConfig,
         blueprintConfig2, hostGroup, hostGroupComponent1, hostGroupComponent2, hostGroupComponent3, hostGroupComponent4,
         hostGroupConfig, serviceResourceProvider, componentResourceProvider, hostResourceProvider,
@@ -2748,7 +2773,7 @@ public class ClusterResourceProviderTest {
     expect(managementController.updateClusters(
         AbstractResourceProviderTest.Matcher.getClusterRequestSet(102L, "Cluster102", State.INSTALLED.name(), SecurityType.NONE, "HDP-0.1", null), eq(mapRequestProps))).
         andReturn(response).once();
-    
+
     expect(managementController.updateClusters(
         AbstractResourceProviderTest.Matcher.getClusterRequestSet(103L, null, null, null, "HDP-0.1", null), eq(mapRequestProps))).
         andReturn(response).once();
@@ -2857,7 +2882,7 @@ public class ClusterResourceProviderTest {
 
     Predicate  predicate = new PredicateBuilder().property(
         ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID).equals("Cluster100").toPredicate();
-    
+
     ResourceProvider provider = AbstractControllerResourceProvider.getResourceProvider(
         Resource.Type.Cluster,
         PropertyHelper.getPropertyIds(Resource.Type.Cluster),
@@ -3054,7 +3079,7 @@ public class ClusterResourceProviderTest {
     expect(mockManagementController.getStackComponents(isA(Set.class))).andReturn(Collections.singleton(mockStackComponentResponse));
     expect(mockManagementController.getStackConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
     expect(mockManagementController.getStackLevelConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
-    
+
     expect(mockAmbariMetaInfo.getComponentDependencies("HDP", "2.1", "FALCON", "FALCON_SERVER")).andReturn(Collections.<DependencyInfo>emptyList());
 
     mockSupport.replayAll();
@@ -3136,7 +3161,7 @@ public class ClusterResourceProviderTest {
     expect(mockManagementController.getStackComponents(isA(Set.class))).andReturn(Collections.singleton(mockStackComponentResponse));
     expect(mockManagementController.getStackConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
     expect(mockManagementController.getStackLevelConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
-    
+
     expect(mockAmbariMetaInfo.getComponentDependencies("HDP", "2.1", "OOZIE", "OOZIE_SERVER")).andReturn(Collections.<DependencyInfo>emptyList());
 
     mockSupport.replayAll();
@@ -3214,7 +3239,7 @@ public class ClusterResourceProviderTest {
     expect(mockManagementController.getStackComponents(isA(Set.class))).andReturn(Collections.singleton(mockStackComponentResponse));
     expect(mockManagementController.getStackConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
     expect(mockManagementController.getStackLevelConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
-    
+
     expect(mockAmbariMetaInfo.getComponentDependencies("HDP", "2.1", "FALCON", "FALCON_SERVER")).andReturn(Collections.<DependencyInfo>emptyList());
 
     mockSupport.replayAll();
@@ -3291,7 +3316,7 @@ public class ClusterResourceProviderTest {
     expect(mockManagementController.getStackComponents(isA(Set.class))).andReturn(Collections.singleton(mockStackComponentResponse));
     expect(mockManagementController.getStackConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
     expect(mockManagementController.getStackLevelConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
-    
+
     expect(mockAmbariMetaInfo.getComponentDependencies("HDP", "2.1", "HIVE", "HIVE_SERVER")).andReturn(Collections.<DependencyInfo>emptyList());
 
     mockSupport.replayAll();
@@ -3369,7 +3394,7 @@ public class ClusterResourceProviderTest {
     expect(mockManagementController.getStackComponents(isA(Set.class))).andReturn(Collections.singleton(mockStackComponentResponse));
     expect(mockManagementController.getStackConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
     expect(mockManagementController.getStackLevelConfigurations(isA(Set.class))).andReturn(Collections.<StackConfigurationResponse>emptySet());
-    
+
     expect(mockAmbariMetaInfo.getComponentDependencies("HDP", "2.1", "HBASE", "HBASE_SERVER")).andReturn(Collections.<DependencyInfo>emptyList());
 
     mockSupport.replayAll();
@@ -3647,15 +3672,15 @@ public class ClusterResourceProviderTest {
     @Override
     ResourceProvider getResourceProvider(Resource.Type type) {
       if (type == Resource.Type.Service) {
-        return this.serviceResourceProvider;
+        return serviceResourceProvider;
       } else if (type == Resource.Type.Component) {
-        return this.componentResourceProvider;
+        return componentResourceProvider;
       } else if (type == Resource.Type.Host) {
-        return this.hostResourceProvider;
+        return hostResourceProvider;
       } else if (type == Resource.Type.HostComponent) {
-        return this.hostComponentResourceProvider;
+        return hostComponentResourceProvider;
       } else if (type == Resource.Type.ConfigGroup) {
-        return this.configGroupResourceProvider;
+        return configGroupResourceProvider;
       } else {
         fail("Unexpected resource provider type requested");
       }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProviderTest.java
index 1cc75c7..55932db 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProviderTest.java
@@ -178,7 +178,9 @@ public class ClusterStackVersionResourceProviderTest {
 
     expect(sch.getServiceName()).andReturn("HIVE").anyTimes();
 
-    expect(repositoryVersionDAOMock.findByStackAndVersion(anyObject(String.class),
+    expect(
+        repositoryVersionDAOMock.findByStackAndVersion(
+            anyObject(StackId.class),
             anyObject(String.class))).andReturn(repoVersion);
 
     expect(actionManager.getRequestTasks(anyLong())).andReturn(Collections.<HostRoleCommand>emptyList()).anyTimes();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProviderTest.java
index 1ee282a..ea6e56e 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProviderTest.java
@@ -40,6 +40,8 @@ import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.dao.ClusterVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.StackInfo;
 import org.apache.ambari.server.state.stack.UpgradePack;
 import org.easymock.EasyMock;
@@ -65,22 +67,33 @@ public class CompatibleRepositoryVersionResourceProviderTest {
     final AmbariMetaInfo ambariMetaInfo = EasyMock.createMock(AmbariMetaInfo.class);
     final ClusterVersionDAO clusterVersionDAO = EasyMock.createMock(ClusterVersionDAO.class);
 
+    StackEntity hdp11Stack = new StackEntity();
+    hdp11Stack.setStackName("HDP");
+    hdp11Stack.setStackVersion("1.1");
+
     RepositoryVersionEntity entity1 = new RepositoryVersionEntity();
     entity1.setDisplayName("name1");
     entity1.setOperatingSystems(jsonStringRedhat6);
-    entity1.setStack("HDP-1.1");
+    entity1.setStack(hdp11Stack);
     entity1.setVersion("1.1.1.1");
 
+    StackEntity hdp22Stack = new StackEntity();
+    hdp22Stack.setStackName("HDP");
+    hdp22Stack.setStackVersion("2.2");
+
     RepositoryVersionEntity entity2 = new RepositoryVersionEntity();
     entity2.setDisplayName("name2");
     entity2.setOperatingSystems(jsonStringRedhat6);
-    entity2.setStack("HDP-2.2");
+    entity2.setStack(hdp22Stack);
     entity2.setVersion("2.2.2.2");
 
     final RepositoryVersionDAO repoVersionDAO = EasyMock.createMock(RepositoryVersionDAO.class);
 
-    expect(repoVersionDAO.findByStack("HDP-1.1")).andReturn(Collections.singletonList(entity1)).atLeastOnce();
-    expect(repoVersionDAO.findByStack("HDP-2.2")).andReturn(Collections.singletonList(entity2)).atLeastOnce();
+    StackId stackId11 = new StackId("HDP", "1.1");
+    StackId stackId22 = new StackId("HDP", "2.2");
+
+    expect(repoVersionDAO.findByStack(stackId11)).andReturn(Collections.singletonList(entity1)).atLeastOnce();
+    expect(repoVersionDAO.findByStack(stackId22)).andReturn(Collections.singletonList(entity2)).atLeastOnce();
     replay(repoVersionDAO);
 
     final StackInfo stack1 = new StackInfo() {

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProviderTest.java
index aa391ca..d1e7297 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProviderTest.java
@@ -181,12 +181,17 @@ public class HostStackVersionResourceProviderTest {
 
     expect(sch.getServiceName()).andReturn("HIVE").anyTimes();
 
-    expect(repositoryVersionDAOMock.findByStackAndVersion(anyObject(String.class),
+    expect(
+        repositoryVersionDAOMock.findByStackAndVersion(
+            anyObject(StackId.class),
             anyObject(String.class))).andReturn(repoVersion);
 
+    expect(
+        hostVersionDAOMock.findByClusterStackVersionAndHost(
+            anyObject(String.class), anyObject(StackId.class),
+            anyObject(String.class), anyObject(String.class))).andReturn(
+        hostVersionEntityMock);
 
-    expect(hostVersionDAOMock.findByClusterStackVersionAndHost(anyObject(String.class),
-            anyObject(String.class), anyObject(String.class), anyObject(String.class))).andReturn(hostVersionEntityMock);
     expect(hostVersionEntityMock.getState()).andReturn(RepositoryVersionState.INSTALL_FAILED).anyTimes();
 
     expect(actionManager.getRequestTasks(anyLong())).andReturn(Collections.<HostRoleCommand>emptyList()).anyTimes();
@@ -284,12 +289,17 @@ public class HostStackVersionResourceProviderTest {
 
     expect(sch.getServiceName()).andReturn("HIVE").anyTimes();
 
-    expect(repositoryVersionDAOMock.findByStackAndVersion(anyObject(String.class),
+    expect(
+        repositoryVersionDAOMock.findByStackAndVersion(
+            anyObject(StackId.class),
             anyObject(String.class))).andReturn(repoVersion);
 
+    expect(
+        hostVersionDAOMock.findByClusterStackVersionAndHost(
+            anyObject(String.class), anyObject(StackId.class),
+            anyObject(String.class), anyObject(String.class))).andReturn(
+        hostVersionEntityMock);
 
-    expect(hostVersionDAOMock.findByClusterStackVersionAndHost(anyObject(String.class),
-            anyObject(String.class), anyObject(String.class), anyObject(String.class))).andReturn(hostVersionEntityMock);
     expect(hostVersionEntityMock.getState()).andReturn(RepositoryVersionState.OUT_OF_SYNC).anyTimes();
 
     expect(actionManager.getRequestTasks(anyLong())).andReturn(Collections.<HostRoleCommand>emptyList()).anyTimes();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProviderTest.java
index 6e50df6..442bcb2 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProviderTest.java
@@ -41,8 +41,10 @@ import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.dao.ClusterVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.OperatingSystemInfo;
 import org.apache.ambari.server.state.RepositoryVersionState;
 import org.apache.ambari.server.state.StackInfo;
@@ -149,7 +151,10 @@ public class RepositoryVersionResourceProviderTest {
       }
     });
 
-    Mockito.when(clusterVersionDAO.findByStackAndVersion(Mockito.anyString(), Mockito.anyString())).thenAnswer(new Answer<List<ClusterVersionEntity>>() {
+    Mockito.when(
+        clusterVersionDAO.findByStackAndVersion(Mockito.anyString(),
+            Mockito.anyString(), Mockito.anyString())).thenAnswer(
+        new Answer<List<ClusterVersionEntity>>() {
 
       @Override
       public List<ClusterVersionEntity> answer(InvocationOnMock invocation)
@@ -174,6 +179,14 @@ public class RepositoryVersionResourceProviderTest {
     });
 
     injector.getInstance(GuiceJpaInitializer.class);
+
+    // because AmbariMetaInfo is mocked, the stacks are never inserted into
+    // the database, so insert HDP-1.1 manually
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("1.1");
+    stackDAO.create(stackEntity);
   }
 
   @Test
@@ -203,12 +216,16 @@ public class RepositoryVersionResourceProviderTest {
 
   @Test
   public void testGetResources() throws Exception {
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = stackDAO.find("HDP", "1.1");
+    Assert.assertNotNull(stackEntity);
+
     final ResourceProvider provider = injector.getInstance(ResourceProviderFactory.class).getRepositoryVersionResourceProvider();
     final RepositoryVersionDAO repositoryVersionDAO = injector.getInstance(RepositoryVersionDAO.class);
     final RepositoryVersionEntity entity = new RepositoryVersionEntity();
     entity.setDisplayName("name");
     entity.setOperatingSystems(jsonStringRedhat6);
-    entity.setStack("HDP-1.1");
+    entity.setStack(stackEntity);
     entity.setVersion("1.1.1.1");
 
     final Request getRequest = PropertyHelper.getReadRequest(RepositoryVersionResourceProvider.REPOSITORY_VERSION_ID_PROPERTY_ID,
@@ -225,11 +242,15 @@ public class RepositoryVersionResourceProviderTest {
 
   @Test
   public void testValidateRepositoryVersion() throws Exception {
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = stackDAO.find("HDP", "1.1");
+    Assert.assertNotNull(stackEntity);
+
     final RepositoryVersionResourceProvider provider = (RepositoryVersionResourceProvider) injector.getInstance(ResourceProviderFactory.class).getRepositoryVersionResourceProvider();
 
     final RepositoryVersionEntity entity = new RepositoryVersionEntity();
     entity.setDisplayName("name");
-    entity.setStack("HDP-1.1");
+    entity.setStack(stackEntity);
     entity.setUpgradePackage("pack1");
     entity.setVersion("1.1");
     entity.setOperatingSystems("[{\"OperatingSystems/os_type\":\"redhat6\",\"repositories\":[{\"Repositories/repo_id\":\"1\",\"Repositories/repo_name\":\"1\",\"Repositories/base_url\":\"http://example.com/repo1\"}]}]");
@@ -267,7 +288,9 @@ public class RepositoryVersionResourceProviderTest {
     } catch (Exception ex) {
     }
 
-    entity.setStack("BIGTOP");
+    StackEntity bigtop = new StackEntity();
+    stackEntity.setStackName("BIGTOP");
+    entity.setStack(bigtop);
     try {
       provider.validateRepositoryVersion(entity);
       Assert.fail("Should throw exception");
@@ -276,7 +299,7 @@ public class RepositoryVersionResourceProviderTest {
 
     final RepositoryVersionDAO repositoryVersionDAO = injector.getInstance(RepositoryVersionDAO.class);
     entity.setDisplayName("name");
-    entity.setStack("HDP-1.1");
+    entity.setStack(stackEntity);
     entity.setUpgradePackage("pack1");
     entity.setVersion("1.1");
     entity.setOperatingSystems("[{\"OperatingSystems/os_type\":\"redhat6\",\"repositories\":[{\"Repositories/repo_id\":\"1\",\"Repositories/repo_name\":\"1\",\"Repositories/base_url\":\"http://example.com/repo1\"}]}]");
@@ -285,7 +308,7 @@ public class RepositoryVersionResourceProviderTest {
     final RepositoryVersionEntity entity2 = new RepositoryVersionEntity();
     entity2.setId(2l);
     entity2.setDisplayName("name2");
-    entity2.setStack("HDP-1.1");
+    entity2.setStack(stackEntity);
     entity2.setUpgradePackage("pack1");
     entity2.setVersion("1.2");
     entity2.setOperatingSystems("[{\"OperatingSystems/os_type\":\"redhat6\",\"repositories\":[{\"Repositories/repo_id\":\"1\",\"Repositories/repo_name\":\"1\",\"Repositories/base_url\":\"http://example.com/repo1\"}]}]");

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/StackDefinedPropertyProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/StackDefinedPropertyProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/StackDefinedPropertyProviderTest.java
index b8c761a..3fe0131 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/StackDefinedPropertyProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/StackDefinedPropertyProviderTest.java
@@ -17,13 +17,20 @@
  */
 package org.apache.ambari.server.controller.internal;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
 
 import org.apache.ambari.server.controller.jmx.TestStreamProvider;
 import org.apache.ambari.server.controller.metrics.JMXPropertyProviderTest;
 import org.apache.ambari.server.controller.metrics.ganglia.GangliaPropertyProviderTest.TestGangliaHostProvider;
+import org.apache.ambari.server.controller.metrics.ganglia.GangliaPropertyProviderTest.TestGangliaServiceProvider;
 import org.apache.ambari.server.controller.spi.Predicate;
 import org.apache.ambari.server.controller.spi.PropertyProvider;
 import org.apache.ambari.server.controller.spi.Request;
@@ -46,17 +53,9 @@ import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-
-import static org.apache.ambari.server.controller.metrics.ganglia.GangliaPropertyProviderTest.TestGangliaServiceProvider;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 /**
  * Tests the stack defined property provider.
@@ -81,13 +80,16 @@ public class StackDefinedPropertyProviderTest {
     helper = injector.getInstance(OrmTestHelper.class);
 
     clusters = injector.getInstance(Clusters.class);
-    clusters.addCluster("c1");
+    StackId stackId = new StackId("HDP-2.0.5");
+
+    clusters.addCluster("c1", stackId);
 
     Cluster cluster = clusters.getCluster("c1");
-    StackId stackId = new StackId("HDP-2.0.5");
+
     cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     clusters.addHost("h1");
     Host host = clusters.getHost("h1");

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/UpgradeResourceProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/UpgradeResourceProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/UpgradeResourceProviderTest.java
index 27a99dd..6b691e0 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/UpgradeResourceProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/UpgradeResourceProviderTest.java
@@ -52,10 +52,12 @@ import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
 import org.apache.ambari.server.orm.dao.HostRoleCommandDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.dao.StageDAO;
 import org.apache.ambari.server.orm.dao.UpgradeDAO;
 import org.apache.ambari.server.orm.entities.HostRoleCommandEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.orm.entities.StageEntity;
 import org.apache.ambari.server.orm.entities.UpgradeEntity;
 import org.apache.ambari.server.orm.entities.UpgradeGroupEntity;
@@ -96,8 +98,9 @@ public class UpgradeResourceProviderTest {
   private Injector injector;
   private Clusters clusters;
   private OrmTestHelper helper;
-  AmbariManagementController amc;
+  private AmbariManagementController amc;
   private ConfigHelper configHelper;
+  private StackDAO stackDAO;
 
   @Before
   public void before() throws Exception {
@@ -125,6 +128,7 @@ public class UpgradeResourceProviderTest {
     field.setAccessible(true);
     field.set(null, amc);
 
+    stackDAO = injector.getInstance(StackDAO.class);
     upgradeDao = injector.getInstance(UpgradeDAO.class);
     repoVersionDao = injector.getInstance(RepositoryVersionDAO.class);
 
@@ -132,10 +136,12 @@ public class UpgradeResourceProviderTest {
     replay(publisher);
     ViewRegistry.initInstance(new ViewRegistry(publisher));
 
+    StackEntity stackEntity = stackDAO.find("HDP", "2.1.1");
+
     RepositoryVersionEntity repoVersionEntity = new RepositoryVersionEntity();
     repoVersionEntity.setDisplayName("My New Version 1");
     repoVersionEntity.setOperatingSystems("");
-    repoVersionEntity.setStack("HDP-2.1.1");
+    repoVersionEntity.setStack(stackEntity);
     repoVersionEntity.setUpgradePackage("upgrade_test");
     repoVersionEntity.setVersion("2.2.2.1");
     repoVersionDao.create(repoVersionEntity);
@@ -143,20 +149,21 @@ public class UpgradeResourceProviderTest {
     repoVersionEntity = new RepositoryVersionEntity();
     repoVersionEntity.setDisplayName("My New Version 2");
     repoVersionEntity.setOperatingSystems("");
-    repoVersionEntity.setStack("HDP-2.1.1");
+    repoVersionEntity.setStack(stackEntity);
     repoVersionEntity.setUpgradePackage("upgrade_test");
     repoVersionEntity.setVersion("2.2.2.2");
     repoVersionDao.create(repoVersionEntity);
 
 
     clusters = injector.getInstance(Clusters.class);
-    clusters.addCluster("c1");
-    Cluster cluster = clusters.getCluster("c1");
+
     StackId stackId = new StackId("HDP-2.1.1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    clusters.addCluster("c1", stackId);
+    Cluster cluster = clusters.getCluster("c1");
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    cluster.transitionClusterVersion(stackId, stackId.getStackVersion(), RepositoryVersionState.CURRENT);
 
     clusters.addHost("h1");
     Host host = clusters.getHost("h1");
@@ -215,7 +222,7 @@ public class UpgradeResourceProviderTest {
     List<StageEntity> stageEntities = stageDAO.findByRequestId(entity.getRequestId());
     Gson gson = new Gson();
     for (StageEntity se : stageEntities) {
-      Map<String, String> map = (Map<String, String>) gson.fromJson(se.getCommandParamsStage(), Map.class);
+      Map<String, String> map = gson.fromJson(se.getCommandParamsStage(), Map.class);
       assertTrue(map.containsKey("upgrade_direction"));
       assertEquals("upgrade", map.get("upgrade_direction"));
     }
@@ -498,10 +505,11 @@ public class UpgradeResourceProviderTest {
   public void testDirectionUpgrade() throws Exception {
     Cluster cluster = clusters.getCluster("c1");
 
+    StackEntity stackEntity = stackDAO.find("HDP", "2.1.1");
     RepositoryVersionEntity repoVersionEntity = new RepositoryVersionEntity();
     repoVersionEntity.setDisplayName("My New Version 3");
     repoVersionEntity.setOperatingSystems("");
-    repoVersionEntity.setStack("HDP-2.1.1");
+    repoVersionEntity.setStack(stackEntity);
     repoVersionEntity.setUpgradePackage("upgrade_direction");
     repoVersionEntity.setVersion("2.2.2.3");
     repoVersionDao.create(repoVersionEntity);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/metrics/RestMetricsPropertyProviderTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/metrics/RestMetricsPropertyProviderTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/metrics/RestMetricsPropertyProviderTest.java
index b6af863..295fd52 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/metrics/RestMetricsPropertyProviderTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/metrics/RestMetricsPropertyProviderTest.java
@@ -18,12 +18,21 @@
 
 package org.apache.ambari.server.controller.metrics;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
+import static org.easymock.EasyMock.createNiceMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+
 import org.apache.ambari.server.controller.internal.PropertyInfo;
 import org.apache.ambari.server.controller.internal.ResourceImpl;
 import org.apache.ambari.server.controller.internal.StackDefinedPropertyProvider;
 import org.apache.ambari.server.controller.jmx.TestStreamProvider;
+import org.apache.ambari.server.controller.metrics.MetricsServiceProvider.MetricsService;
 import org.apache.ambari.server.controller.spi.Request;
 import org.apache.ambari.server.controller.spi.Resource;
 import org.apache.ambari.server.controller.spi.SystemException;
@@ -39,16 +48,9 @@ import org.apache.ambari.server.state.stack.MetricDefinition;
 import org.junit.Assert;
 import org.junit.BeforeClass;
 import org.junit.Test;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
 
-import static org.apache.ambari.server.controller.metrics.MetricsServiceProvider.MetricsService;
-import static org.easymock.EasyMock.createNiceMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
 
 
 /**
@@ -88,9 +90,8 @@ public class RestMetricsPropertyProviderTest {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
     clusters = injector.getInstance(Clusters.class);
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-2.1.1"));
     c1 = clusters.getCluster("c1");
-    c1.setDesiredStackVersion(new StackId("HDP-2.1.1"));
   }
 
   @Test

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/events/EventsTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/events/EventsTest.java b/ambari-server/src/test/java/org/apache/ambari/server/events/EventsTest.java
index 6073677..b4ec0a8 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/events/EventsTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/events/EventsTest.java
@@ -89,7 +89,9 @@ public class EventsTest {
     m_schFactory = m_injector.getInstance(ServiceComponentHostFactory.class);
 
     m_clusterName = "foo";
-    m_clusters.addCluster(m_clusterName);
+    StackId stackId = new StackId("HDP", "2.0.6");
+
+    m_clusters.addCluster(m_clusterName, stackId);
     m_clusters.addHost(HOSTNAME);
 
     Host host = m_clusters.getHost(HOSTNAME);
@@ -102,10 +104,11 @@ public class EventsTest {
 
     m_cluster = m_clusters.getCluster(m_clusterName);
     Assert.assertNotNull(m_cluster);
-    StackId stackId = new StackId("HDP", "2.0.6");
+
     m_cluster.setDesiredStackVersion(stackId);
-    m_helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    m_cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    m_helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    m_cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     m_clusters.mapHostToCluster(HOSTNAME, m_clusterName);
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/events/listeners/upgrade/HostVersionOutOfSyncListenerTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/events/listeners/upgrade/HostVersionOutOfSyncListenerTest.java b/ambari-server/src/test/java/org/apache/ambari/server/events/listeners/upgrade/HostVersionOutOfSyncListenerTest.java
index 8cb705f..aa8b860 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/events/listeners/upgrade/HostVersionOutOfSyncListenerTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/events/listeners/upgrade/HostVersionOutOfSyncListenerTest.java
@@ -78,15 +78,15 @@ public class HostVersionOutOfSyncListenerTest {
     helper = injector.getInstance(OrmTestHelper.class);
     hostVersionDAO = injector.getInstance(HostVersionDAO.class);
     serviceComponentHostFactory = injector.getInstance(ServiceComponentHostFactory.class);
-    clusters.addCluster("c1");
+
+    StackId stackId = new StackId(this.stackId);
+    clusters.addCluster("c1", stackId);
     c1 = clusters.getCluster("c1");
     addHost("h1");
 
-    StackId stackId = new StackId(this.stackId);
-    c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, stackId.getStackVersion(), RepositoryVersionState.CURRENT);
     clusters.mapHostToCluster("h1", "c1");
   }
 
@@ -116,9 +116,9 @@ public class HostVersionOutOfSyncListenerTest {
 
 
     StackId stackId = new StackId(this.stackId);
-    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId.getStackId(),
+    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId,
             INSTALLED_VERSION);
-    c1.createClusterVersion(stackId.getStackId(), INSTALLED_VERSION, "admin", RepositoryVersionState.INSTALLING);
+    c1.createClusterVersion(stackId, INSTALLED_VERSION, "admin", RepositoryVersionState.INSTALLING);
     c1.setCurrentStackVersion(stackId);
     c1.recalculateAllClusterVersionStates();
     checkStackVersionState(stackId.getStackId(), INSTALLED_VERSION, RepositoryVersionState.INSTALLING);
@@ -182,9 +182,8 @@ public class HostVersionOutOfSyncListenerTest {
     h1.setState(HostState.HEALTHY);
 
     StackId stackId = new StackId(this.stackId);
-    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId.getStackId(),
-            "1.0-1000");
-    c1.createClusterVersion(stackId.getStackId(), "1.0-1000", "admin", RepositoryVersionState.INSTALLING);
+    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId,"1.0-1000");
+    c1.createClusterVersion(stackId, "1.0-1000", "admin", RepositoryVersionState.INSTALLING);
     c1.setCurrentStackVersion(stackId);
     c1.recalculateAllClusterVersionStates();
     checkStackVersionState(stackId.getStackId(), "1.0-1000", RepositoryVersionState.INSTALLING);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java
index 6041066..7ffce7e 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java
@@ -37,6 +37,7 @@ import javax.persistence.EntityManager;
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.RoleCommand;
 import org.apache.ambari.server.actionmanager.HostRoleStatus;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.dao.AlertDefinitionDAO;
 import org.apache.ambari.server.orm.dao.AlertDispatchDAO;
 import org.apache.ambari.server.orm.dao.AlertsDAO;
@@ -47,6 +48,7 @@ import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.dao.RequestDAO;
 import org.apache.ambari.server.orm.dao.ResourceTypeDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.dao.StageDAO;
 import org.apache.ambari.server.orm.dao.UserDAO;
 import org.apache.ambari.server.orm.entities.AlertDefinitionEntity;
@@ -64,6 +66,7 @@ import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.orm.entities.RequestEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.orm.entities.StageEntity;
 import org.apache.ambari.server.orm.entities.UserEntity;
 import org.apache.ambari.server.state.Cluster;
@@ -119,6 +122,9 @@ public class OrmTestHelper {
   @Inject
   public HostDAO hostDAO;
 
+  @Inject
+  private StackDAO stackDAO;
+
   public EntityManager getEntityManager() {
     return entityManagerProvider.get();
   }
@@ -128,6 +134,7 @@ public class OrmTestHelper {
    */
   @Transactional
   public void createDefaultData() {
+    StackEntity stackEntity = stackDAO.find("HDP", "2.2.0");
 
     ResourceTypeEntity resourceTypeEntity =  new ResourceTypeEntity();
     resourceTypeEntity.setId(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE);
@@ -140,6 +147,7 @@ public class OrmTestHelper {
     clusterEntity.setClusterName("test_cluster1");
     clusterEntity.setResource(resourceEntity);
     clusterEntity.setClusterInfo("test_cluster_info1");
+    clusterEntity.setDesiredStack(stackEntity);
 
     HostEntity host1 = new HostEntity();
     HostEntity host2 = new HostEntity();
@@ -306,6 +314,9 @@ public class OrmTestHelper {
    */
   @Transactional
   public Long createCluster(String clusterName) {
+    // required to populate the database with stacks
+    injector.getInstance(AmbariMetaInfo.class);
+
     ResourceTypeDAO resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
 
     ResourceTypeEntity resourceTypeEntity =  new ResourceTypeEntity();
@@ -317,11 +328,16 @@ public class OrmTestHelper {
     resourceEntity.setResourceType(resourceTypeEntity);
 
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+
+    StackEntity stackEntity = stackDAO.find("HDP", "2.0.6");
+    assertNotNull(stackEntity);
 
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterName(clusterName);
     clusterEntity.setClusterInfo("test_cluster_info1");
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
 
     clusterDAO.create(clusterEntity);
 
@@ -335,7 +351,9 @@ public class OrmTestHelper {
       ServiceFactory serviceFactory, ServiceComponentFactory componentFactory,
       ServiceComponentHostFactory schFactory, String hostName) throws Exception {
     String clusterName = "cluster-" + System.currentTimeMillis();
-    clusters.addCluster(clusterName);
+    StackId stackId = new StackId("HDP", "2.0.6");
+
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
     cluster = initializeClusterWithStack(cluster);
 
@@ -350,8 +368,8 @@ public class OrmTestHelper {
   public Cluster initializeClusterWithStack(Cluster cluster) throws Exception {
     StackId stackId = new StackId("HDP", "2.0.6");
     cluster.setDesiredStackVersion(stackId);
-    getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(),
+    getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId,
         stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
     return cluster;
   }
@@ -569,11 +587,21 @@ public class OrmTestHelper {
    * @param version stack version
    * @return repository version
    */
-  public RepositoryVersionEntity getOrCreateRepositoryVersion(String stack, String version) {
-    RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stack, version);
+  public RepositoryVersionEntity getOrCreateRepositoryVersion(StackId stackId,
+      String version) {
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+        stackId.getStackVersion());
+
+    assertNotNull(stackEntity);
+
+    RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(
+        stackId, version);
+
     if (repositoryVersion == null) {
       try {
-        repositoryVersion = repositoryVersionDAO.create(stack, version, String.valueOf(System.currentTimeMillis()), "pack", "");
+        repositoryVersion = repositoryVersionDAO.create(stackEntity, version,
+            String.valueOf(System.currentTimeMillis()), "pack", "");
       } catch (Exception ex) {
       }
     }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/TestOrmImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/TestOrmImpl.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/TestOrmImpl.java
index b56c060..27f6897 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/TestOrmImpl.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/TestOrmImpl.java
@@ -18,23 +18,44 @@
 
 package org.apache.ambari.server.orm;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Date;
+import java.util.List;
+
+import javax.persistence.EntityManager;
+import javax.persistence.RollbackException;
+
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.actionmanager.HostRoleStatus;
-import org.apache.ambari.server.orm.dao.*;
-import org.apache.ambari.server.orm.entities.*;
-import org.junit.*;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
+import org.apache.ambari.server.orm.dao.ClusterDAO;
+import org.apache.ambari.server.orm.dao.ClusterServiceDAO;
+import org.apache.ambari.server.orm.dao.HostDAO;
+import org.apache.ambari.server.orm.dao.HostRoleCommandDAO;
+import org.apache.ambari.server.orm.dao.RequestDAO;
+import org.apache.ambari.server.orm.dao.ResourceTypeDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
+import org.apache.ambari.server.orm.dao.StageDAO;
+import org.apache.ambari.server.orm.entities.ClusterEntity;
+import org.apache.ambari.server.orm.entities.ClusterServiceEntity;
+import org.apache.ambari.server.orm.entities.HostEntity;
+import org.apache.ambari.server.orm.entities.HostRoleCommandEntity;
+import org.apache.ambari.server.orm.entities.RequestEntity;
+import org.apache.ambari.server.orm.entities.ResourceEntity;
+import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
+import org.apache.ambari.server.orm.entities.StageEntity;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import javax.persistence.EntityManager;
-import javax.persistence.RollbackException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.List;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 public class TestOrmImpl extends Assert {
   private static final Logger log = LoggerFactory.getLogger(TestOrmImpl.class);
@@ -45,6 +66,10 @@ public class TestOrmImpl extends Assert {
   public void setup() {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
+
+    // required to load stack information into the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
     injector.getInstance(OrmTestHelper.class).createDefaultData();
   }
 
@@ -60,6 +85,7 @@ public class TestOrmImpl extends Assert {
   public void testEmptyPersistentCollection() {
     String testClusterName = "test_cluster2";
 
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
     ResourceTypeDAO resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
 
     // create an admin resource to represent this cluster
@@ -70,12 +96,16 @@ public class TestOrmImpl extends Assert {
       resourceTypeEntity.setName(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE_NAME);
       resourceTypeEntity = resourceTypeDAO.merge(resourceTypeEntity);
     }
+
+    StackEntity stackEntity = stackDAO.find("HDP", "2.2.0");
     ResourceEntity resourceEntity = new ResourceEntity();
     resourceEntity.setResourceType(resourceTypeEntity);
 
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterName(testClusterName);
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
+
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
     clusterDAO.create(clusterEntity);
     clusterEntity = clusterDAO.findByName(clusterEntity.getClusterName());
@@ -163,7 +193,7 @@ public class TestOrmImpl extends Assert {
 
     ClusterServiceEntity clusterServiceEntity = clusterServiceDAO.findByClusterAndServiceNames(clusterName, serviceName);
     clusterServiceDAO.remove(clusterServiceEntity);
-    
+
     Assert.assertNull(
         clusterServiceDAO.findByClusterAndServiceNames(clusterName,
             serviceName));
@@ -255,9 +285,12 @@ public class TestOrmImpl extends Assert {
 
   @Test
   public void testConcurrentModification() throws InterruptedException {
+    final StackDAO stackDAO = injector.getInstance(StackDAO.class);
     final ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
     final ResourceTypeDAO resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
 
+    final StackEntity stackEntity = stackDAO.find("HDP", "2.2.0");
+
     // create an admin resource to represent this cluster
     ResourceTypeEntity resourceTypeEntity = resourceTypeDAO.findById(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE);
     if (resourceTypeEntity == null) {
@@ -272,12 +305,12 @@ public class TestOrmImpl extends Assert {
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterName("cluster1");
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
+
     clusterDAO.create(clusterEntity);
-//    assertFalse(ambariJpaPersistService.isWorking());
 
     clusterEntity = clusterDAO.findById(clusterEntity.getClusterId());
     assertEquals("cluster1", clusterEntity.getClusterName());
-//    assertFalse(ambariJpaPersistService.isWorking());
 
     Thread thread = new Thread(){
       @Override
@@ -285,27 +318,34 @@ public class TestOrmImpl extends Assert {
         ClusterEntity clusterEntity1 = clusterDAO.findByName("cluster1");
         clusterEntity1.setClusterName("anotherName");
         clusterDAO.merge(clusterEntity1);
-//        assertFalse(ambariJpaPersistService.isWorking());
+
+        clusterEntity1 = clusterDAO.findById(clusterEntity1.getClusterId());
+        assertEquals("anotherName", clusterEntity1.getClusterName());
+
+        injector.getInstance(EntityManager.class).clear();
       }
     };
 
     thread.start();
     thread.join();
 
+    injector.getInstance(EntityManager.class).clear();
+
     clusterEntity = clusterDAO.findById(clusterEntity.getClusterId());
-//    assertFalse(ambariJpaPersistService.isWorking());
     assertEquals("anotherName", clusterEntity.getClusterName());
 
     thread = new Thread(){
       @Override
       public void run() {
         clusterDAO.removeByName("anotherName");
+        injector.getInstance(EntityManager.class).clear();
       }
     };
 
     thread.start();
     thread.join();
 
+    injector.getInstance(EntityManager.class).clear();
     assertNull(clusterDAO.findById(clusterEntity.getClusterId()));
 
     List<ClusterEntity> result = clusterDAO.findAll();
@@ -320,6 +360,7 @@ public class TestOrmImpl extends Assert {
         ClusterEntity temp = new ClusterEntity();
         temp.setClusterName("temp_cluster");
         temp.setResource(resourceEntity);
+        temp.setDesiredStack(stackEntity);
         clusterDAO.create(temp);
       }
     };
@@ -338,6 +379,7 @@ public class TestOrmImpl extends Assert {
         ClusterEntity temp = new ClusterEntity();
         temp.setClusterName("temp_cluster2");
         temp.setResource(resourceEntity);
+        temp.setDesiredStack(stackEntity);
         clusterDAO.create(temp);
       }
     };


[8/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)


Project: http://git-wip-us.apache.org/repos/asf/ambari/repo
Commit: http://git-wip-us.apache.org/repos/asf/ambari/commit/746df034
Tree: http://git-wip-us.apache.org/repos/asf/ambari/tree/746df034
Diff: http://git-wip-us.apache.org/repos/asf/ambari/diff/746df034

Branch: refs/heads/trunk
Commit: 746df034c630081df187dd442fb460596568113f
Parents: e6a02ee
Author: Jonathan Hurley <jh...@hortonworks.com>
Authored: Wed Apr 15 20:08:34 2015 -0400
Committer: Jonathan Hurley <jh...@hortonworks.com>
Committed: Thu Apr 16 10:37:14 2015 -0400

----------------------------------------------------------------------
 .../checks/HostsRepositoryVersionCheck.java     |  15 +-
 .../AmbariManagementControllerImpl.java         | 104 +--
 .../ambari/server/controller/AmbariServer.java  |   3 -
 .../internal/BaseBlueprintProcessor.java        |  39 +-
 .../internal/BlueprintResourceProvider.java     |  65 +-
 .../ClusterStackVersionResourceProvider.java    |  48 +-
 ...atibleRepositoryVersionResourceProvider.java |   9 +-
 .../HostStackVersionResourceProvider.java       |  22 +-
 .../RepositoryVersionResourceProvider.java      |  34 +-
 .../server/controller/internal/Stack.java       |  17 +
 .../internal/UpgradeResourceProvider.java       |   2 +-
 .../controller/utilities/DatabaseChecker.java   |  13 +-
 .../DistributeRepositoriesActionListener.java   |   9 +-
 .../server/orm/dao/ClusterVersionDAO.java       |  38 +-
 .../ambari/server/orm/dao/HostVersionDAO.java   |  59 +-
 .../server/orm/dao/RepositoryVersionDAO.java    |  71 ++-
 .../server/orm/entities/BlueprintEntity.java    |  77 +--
 .../orm/entities/ClusterConfigEntity.java       |  74 ++-
 .../server/orm/entities/ClusterEntity.java      |  23 +-
 .../server/orm/entities/ClusterStateEntity.java |  43 +-
 .../orm/entities/ClusterVersionEntity.java      |  23 +-
 .../HostComponentDesiredStateEntity.java        |  68 +-
 .../orm/entities/HostComponentStateEntity.java  |  80 ++-
 .../ambari/server/orm/entities/HostEntity.java  |  31 +-
 .../server/orm/entities/HostVersionEntity.java  |  58 +-
 .../orm/entities/RepositoryVersionEntity.java   |  74 ++-
 .../ServiceComponentDesiredStateEntity.java     |  65 +-
 .../orm/entities/ServiceConfigEntity.java       |  35 +-
 .../orm/entities/ServiceDesiredStateEntity.java |  71 ++-
 .../upgrades/FinalizeUpgradeAction.java         |  18 +-
 .../org/apache/ambari/server/state/Cluster.java |  36 +-
 .../apache/ambari/server/state/Clusters.java    |   9 +-
 .../apache/ambari/server/state/ConfigImpl.java  |  38 +-
 .../server/state/ServiceComponentImpl.java      |  32 +-
 .../apache/ambari/server/state/ServiceImpl.java |  27 +-
 .../org/apache/ambari/server/state/StackId.java |  14 +-
 .../server/state/cluster/ClusterImpl.java       | 118 ++--
 .../server/state/cluster/ClustersImpl.java      |  33 +-
 .../state/configgroup/ConfigGroupImpl.java      |  54 +-
 .../svccomphost/ServiceComponentHostImpl.java   |  57 +-
 .../ambari/server/upgrade/StackUpgradeUtil.java |  73 +--
 .../server/upgrade/UpgradeCatalog150.java       |  21 +-
 .../server/upgrade/UpgradeCatalog170.java       |  27 +-
 .../main/resources/Ambari-DDL-MySQL-CREATE.sql  |  70 +-
 .../main/resources/Ambari-DDL-Oracle-CREATE.sql |  67 +-
 .../resources/Ambari-DDL-Postgres-CREATE.sql    |  69 +-
 .../Ambari-DDL-Postgres-EMBEDDED-CREATE.sql     |  70 +-
 .../resources/Ambari-DDL-SQLServer-CREATE.sql   | 634 +++++++++++++++++--
 .../ExecutionCommandWrapperTest.java            |  99 +--
 .../actionmanager/TestActionDBAccessorImpl.java |  30 +-
 .../server/actionmanager/TestActionManager.java |  10 +-
 .../server/agent/TestHeartbeatHandler.java      |  53 +-
 .../server/agent/TestHeartbeatMonitor.java      |  53 +-
 .../checks/HostsRepositoryVersionCheckTest.java |  32 +-
 .../AmbariManagementControllerTest.java         | 128 ++--
 .../server/controller/ClusterRequestTest.java   |   5 +-
 .../internal/BaseBlueprintProcessorTest.java    |  17 +-
 .../internal/BlueprintResourceProviderTest.java |  35 +-
 .../internal/ClusterResourceProviderTest.java   | 175 ++---
 ...ClusterStackVersionResourceProviderTest.java |   4 +-
 ...leRepositoryVersionResourceProviderTest.java |  21 +-
 .../HostStackVersionResourceProviderTest.java   |  22 +-
 .../RepositoryVersionResourceProviderTest.java  |  35 +-
 .../StackDefinedPropertyProviderTest.java       |  38 +-
 .../internal/UpgradeResourceProviderTest.java   |  30 +-
 .../RestMetricsPropertyProviderTest.java        |  27 +-
 .../apache/ambari/server/events/EventsTest.java |  11 +-
 .../HostVersionOutOfSyncListenerTest.java       |  21 +-
 .../apache/ambari/server/orm/OrmTestHelper.java |  40 +-
 .../apache/ambari/server/orm/TestOrmImpl.java   |  76 ++-
 .../server/orm/dao/ClusterVersionDAOTest.java   |  41 +-
 .../server/orm/dao/ConfigGroupDAOTest.java      |  35 +-
 .../ambari/server/orm/dao/CrudDAOTest.java      |  18 +-
 .../server/orm/dao/HostVersionDAOTest.java      |  87 ++-
 .../orm/dao/RepositoryVersionDAOTest.java       |  73 ++-
 .../ambari/server/orm/dao/RequestDAOTest.java   |  10 +-
 .../server/orm/dao/RequestScheduleDAOTest.java  |  21 +-
 .../server/orm/dao/ServiceConfigDAOTest.java    |  33 +-
 .../orm/entities/BlueprintEntityTest.java       |  72 ++-
 .../scheduler/ExecutionScheduleManagerTest.java |   3 +-
 .../upgrades/UpgradeActionTest.java             |  66 +-
 .../ambari/server/state/ConfigGroupTest.java    |   3 +-
 .../ambari/server/state/ConfigHelperTest.java   |   3 +-
 .../server/state/RequestExecutionTest.java      |   3 +-
 .../server/state/ServiceComponentTest.java      |  27 +-
 .../apache/ambari/server/state/ServiceTest.java |   9 +-
 .../ambari/server/state/UpgradeHelperTest.java  |  13 +-
 .../state/alerts/AlertEventPublisherTest.java   |   3 +-
 .../state/alerts/InitialAlertEventTest.java     |   3 +-
 .../state/cluster/ClusterDeadlockTest.java      |  34 +-
 .../server/state/cluster/ClusterTest.java       | 464 ++++++++------
 .../state/cluster/ClustersDeadlockTest.java     |  40 +-
 .../server/state/cluster/ClustersTest.java      |  79 ++-
 .../ambari/server/state/host/HostTest.java      |  20 +-
 .../svccomphost/ServiceComponentHostTest.java   |  75 ++-
 .../server/upgrade/UpgradeCatalog150Test.java   |  36 +-
 .../server/upgrade/UpgradeCatalog170Test.java   |  68 +-
 .../server/upgrade/UpgradeCatalog200Test.java   |  21 +-
 .../server/upgrade/UpgradeCatalogHelper.java    |  24 +-
 .../ambari/server/upgrade/UpgradeTest.java      |   2 +
 .../ambari/server/utils/TestStageUtils.java     |   4 +-
 101 files changed, 3402 insertions(+), 1687 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheck.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheck.java b/ambari-server/src/main/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheck.java
index e4170a3..0db7e2e 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheck.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheck.java
@@ -23,6 +23,7 @@ import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.controller.PrereqCheckRequest;
 import org.apache.ambari.server.orm.entities.HostVersionEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Host;
 import org.apache.ambari.server.state.MaintenanceState;
@@ -59,14 +60,24 @@ public class HostsRepositoryVersionCheck extends AbstractCheckDescriptor {
     for (Map.Entry<String, Host> hostEntry : clusterHosts.entrySet()) {
       final Host host = hostEntry.getValue();
       if (host.getMaintenanceState(cluster.getClusterId()) == MaintenanceState.OFF) {
-        final RepositoryVersionEntity repositoryVersion = repositoryVersionDaoProvider.get().findByStackAndVersion(stackId.getStackId(), request.getRepositoryVersion());
+        final RepositoryVersionEntity repositoryVersion = repositoryVersionDaoProvider.get().findByStackAndVersion(
+            stackId, request.getRepositoryVersion());
         if (repositoryVersion == null) {
           prerequisiteCheck.setStatus(PrereqCheckStatus.FAIL);
           prerequisiteCheck.setFailReason(getFailReason(KEY_NO_REPO_VERSION, prerequisiteCheck, request));
           prerequisiteCheck.getFailedOn().addAll(clusterHosts.keySet());
           return;
         }
-        final HostVersionEntity hostVersion = hostVersionDaoProvider.get().findByClusterStackVersionAndHost(clusterName, repositoryVersion.getStack(), repositoryVersion.getVersion(), host.getHostName());
+
+        StackEntity repositoryStackEntity = repositoryVersion.getStack();
+        StackId repositoryStackId = new StackId(
+            repositoryStackEntity.getStackName(),
+            repositoryStackEntity.getStackVersion());
+
+        final HostVersionEntity hostVersion = hostVersionDaoProvider.get().findByClusterStackVersionAndHost(
+            clusterName, repositoryStackId, repositoryVersion.getVersion(),
+            host.getHostName());
+
         if (hostVersion == null || hostVersion.getState() != RepositoryVersionState.INSTALLED) {
           prerequisiteCheck.getFailedOn().add(host.getHostName());
         }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java
index a4ddf14..b2120ab 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariManagementControllerImpl.java
@@ -18,14 +18,45 @@
 
 package org.apache.ambari.server.controller;
 
-import com.google.common.cache.Cache;
-import com.google.common.cache.CacheBuilder;
-import com.google.gson.Gson;
-import com.google.gson.reflect.TypeToken;
-import com.google.inject.Inject;
-import com.google.inject.Injector;
-import com.google.inject.Singleton;
-import com.google.inject.persist.Transactional;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_DRIVER;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_PASSWORD;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_URL;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_USERNAME;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.CLIENTS_TO_UPDATE_CONFIGS;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.COMMAND_TIMEOUT;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.DB_DRIVER_FILENAME;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.GROUP_LIST;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.HOOKS_FOLDER;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.PACKAGE_LIST;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.REPO_INFO;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SCRIPT;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SCRIPT_TYPE;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SERVICE_PACKAGE_FOLDER;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SERVICE_REPO_INFO;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.USER_LIST;
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.VERSION;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.lang.reflect.Type;
+import java.net.InetAddress;
+import java.text.MessageFormat;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.EnumMap;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.LinkedHashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.TreeMap;
+import java.util.concurrent.TimeUnit;
+
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.ClusterNotFoundException;
 import org.apache.ambari.server.DuplicateResourceException;
@@ -124,43 +155,15 @@ import org.apache.commons.lang.math.NumberUtils;
 import org.apache.http.client.utils.URIBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import java.io.File;
-import java.io.FileReader;
-import java.io.IOException;
-import java.lang.reflect.Type;
-import java.net.InetAddress;
-import java.text.MessageFormat;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.EnumMap;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.LinkedHashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-import java.util.TreeMap;
-import java.util.concurrent.TimeUnit;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_DRIVER;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_PASSWORD;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_URL;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.AMBARI_DB_RCA_USERNAME;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.CLIENTS_TO_UPDATE_CONFIGS;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.COMMAND_TIMEOUT;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.DB_DRIVER_FILENAME;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.GROUP_LIST;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.HOOKS_FOLDER;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.PACKAGE_LIST;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.REPO_INFO;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SCRIPT;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SCRIPT_TYPE;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SERVICE_PACKAGE_FOLDER;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.SERVICE_REPO_INFO;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.USER_LIST;
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.VERSION;
+
+import com.google.common.cache.Cache;
+import com.google.common.cache.CacheBuilder;
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+import com.google.inject.Inject;
+import com.google.inject.Injector;
+import com.google.inject.Singleton;
+import com.google.inject.persist.Transactional;
 
 @Singleton
 public class AmbariManagementControllerImpl implements AmbariManagementController {
@@ -348,9 +351,11 @@ public class AmbariManagementControllerImpl implements AmbariManagementControlle
       throw new IllegalArgumentException("Stack information should be"
           + " provided when creating a cluster");
     }
+
     StackId stackId = new StackId(request.getStackVersion());
     StackInfo stackInfo = ambariMetaInfo.getStack(stackId.getStackName(),
         stackId.getStackVersion());
+
     if (stackInfo == null) {
       throw new StackAccessException("stackName=" + stackId.getStackName() + ", stackVersion=" + stackId.getStackVersion());
     }
@@ -372,17 +377,13 @@ public class AmbariManagementControllerImpl implements AmbariManagementControlle
         }
       }
     }
+
     if (foundInvalidHosts) {
       throw new HostNotFoundException(invalidHostsStr.toString());
     }
 
-    clusters.addCluster(request.getClusterName());
+    clusters.addCluster(request.getClusterName(), stackId);
     Cluster c = clusters.getCluster(request.getClusterName());
-    if (request.getStackVersion() != null) {
-      StackId newStackId = new StackId(request.getStackVersion());
-      c.setDesiredStackVersion(newStackId);
-      clusters.setCurrentStackVersion(request.getClusterName(), newStackId);
-    }
 
     if (request.getHostNames() != null) {
       clusters.mapHostsToCluster(request.getHostNames(),
@@ -2267,6 +2268,7 @@ public class AmbariManagementControllerImpl implements AmbariManagementControlle
     return requestStages;
   }
 
+  @Override
   public ExecutionCommand getExecutionCommand(Cluster cluster,
                                               ServiceComponentHost scHost,
                                               RoleCommand roleCommand) throws AmbariException {

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariServer.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariServer.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariServer.java
index a24eb60..2451438 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariServer.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/AmbariServer.java
@@ -47,7 +47,6 @@ import org.apache.ambari.server.configuration.ComponentSSLConfiguration;
 import org.apache.ambari.server.configuration.Configuration;
 import org.apache.ambari.server.controller.internal.AbstractControllerResourceProvider;
 import org.apache.ambari.server.controller.internal.AmbariPrivilegeResourceProvider;
-import org.apache.ambari.server.controller.internal.BlueprintResourceProvider;
 import org.apache.ambari.server.controller.internal.ClusterPrivilegeResourceProvider;
 import org.apache.ambari.server.controller.internal.ClusterResourceProvider;
 import org.apache.ambari.server.controller.internal.PermissionResourceProvider;
@@ -602,8 +601,6 @@ public class AmbariServer {
     SecurityFilter.init(injector.getInstance(Configuration.class));
     StackDefinedPropertyProvider.init(injector);
     AbstractControllerResourceProvider.init(injector.getInstance(ResourceProviderFactory.class));
-    BlueprintResourceProvider.init(injector.getInstance(BlueprintDAO.class),
-        injector.getInstance(Gson.class), ambariMetaInfo);
     StackDependencyResourceProvider.init(ambariMetaInfo);
     ClusterResourceProvider.init(injector.getInstance(BlueprintDAO.class), ambariMetaInfo, injector.getInstance(ConfigHelper.class));
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessor.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessor.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessor.java
index c2ddad8..73ea1a5 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessor.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessor.java
@@ -18,7 +18,12 @@
 
 package org.apache.ambari.server.controller.internal;
 
-import com.google.gson.Gson;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
 
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.StackAccessException;
@@ -31,6 +36,7 @@ import org.apache.ambari.server.controller.spi.ResourceProvider;
 import org.apache.ambari.server.controller.spi.SystemException;
 import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
 import org.apache.ambari.server.orm.dao.BlueprintDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.BlueprintConfigEntity;
 import org.apache.ambari.server.orm.entities.BlueprintEntity;
 import org.apache.ambari.server.orm.entities.HostGroupComponentEntity;
@@ -40,12 +46,7 @@ import org.apache.ambari.server.state.AutoDeployInfo;
 import org.apache.ambari.server.state.ConfigHelper;
 import org.apache.ambari.server.state.DependencyInfo;
 
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
+import com.google.gson.Gson;
 
 /**
  * Base blueprint processing resource provider.
@@ -60,10 +61,15 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
   protected static BlueprintDAO blueprintDAO;
 
   /**
+   * Data access object used to lookup value stacks parsed from the resources.
+   */
+  protected static StackDAO stackDAO;
+
+  /**
    * Stack related information.
    */
   protected static AmbariMetaInfo stackInfo;
-  
+
   protected static ConfigHelper configHelper;
 
 
@@ -121,11 +127,11 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
   protected Stack parseStack(BlueprintEntity blueprint) throws SystemException {
     Stack stack;
     try {
-      stack = new Stack(blueprint.getStackName(), blueprint.getStackVersion(), getManagementController());
+      stack = new Stack(blueprint.getStack(), getManagementController());
     } catch (StackAccessException e) {
-      throw new IllegalArgumentException("Invalid stack information provided for cluster.  " +
-          "stack name: " + blueprint.getStackName() +
-          " stack version: " + blueprint.getStackVersion());
+      throw new IllegalArgumentException(
+          "Invalid stack information provided for cluster. "
+              + blueprint.getStack());
     } catch (AmbariException e) {
       throw new SystemException("Unable to obtain stack information.", e);
     }
@@ -146,7 +152,7 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
    * @throws IllegalArgumentException when validation fails
    */
   protected BlueprintEntity validateTopology(BlueprintEntity blueprint) throws AmbariException {
-    Stack stack = new Stack(blueprint.getStackName(), blueprint.getStackVersion(), getManagementController());
+    Stack stack = new Stack(blueprint.getStack(), getManagementController());
     Map<String, HostGroupImpl> hostGroupMap = parseBlueprintHostGroups(blueprint, stack);
     Collection<HostGroupImpl> hostGroups = hostGroupMap.values();
     Map<String, Map<String, String>> clusterConfig = processBlueprintConfigurations(blueprint, null);
@@ -595,12 +601,12 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
 
     @Override
     public Collection<String> getComponents() {
-      return this.components;
+      return components;
     }
 
     @Override
     public Collection<String> getHostInfo() {
-      return this.hosts;
+      return hosts;
     }
 
     /**
@@ -609,7 +615,7 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
      * @param fqdn  fully qualified domain name of the host being added
      */
     public void addHostInfo(String fqdn) {
-      this.hosts.add(fqdn);
+      hosts.add(fqdn);
     }
 
     /**
@@ -661,6 +667,7 @@ public abstract class BaseBlueprintProcessor extends AbstractControllerResourceP
      *
      * @return map of configuration type to a map of properties
      */
+    @Override
     public Map<String, Map<String, String>> getConfigurationProperties() {
       return configurations;
     }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java
index 4a1f596..29a95c4 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java
@@ -18,11 +18,19 @@
 
 package org.apache.ambari.server.controller.internal;
 
-import com.google.gson.Gson;
-import com.google.inject.Inject;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
 
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.DuplicateResourceException;
+import org.apache.ambari.server.StaticallyInject;
 import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.controller.AmbariManagementController;
 import org.apache.ambari.server.controller.spi.NoSuchParentResourceException;
@@ -36,29 +44,24 @@ import org.apache.ambari.server.controller.spi.SystemException;
 import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
 import org.apache.ambari.server.controller.utilities.PropertyHelper;
 import org.apache.ambari.server.orm.dao.BlueprintDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.BlueprintConfigEntity;
 import org.apache.ambari.server.orm.entities.BlueprintConfiguration;
 import org.apache.ambari.server.orm.entities.BlueprintEntity;
 import org.apache.ambari.server.orm.entities.HostGroupComponentEntity;
 import org.apache.ambari.server.orm.entities.HostGroupConfigEntity;
 import org.apache.ambari.server.orm.entities.HostGroupEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.ComponentInfo;
 import org.apache.ambari.server.state.ServiceInfo;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import com.google.gson.Gson;
 
 
 /**
  * Resource Provider for Blueprint resources.
  */
+@StaticallyInject
 public class BlueprintResourceProvider extends BaseBlueprintProcessor {
 
   // ----- Property ID constants ---------------------------------------------
@@ -117,18 +120,21 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
   /**
    * Static initialization.
    *
-   * @param dao       blueprint data access object
-   * @param gson      json serializer
-   * @param metaInfo  stack related information
+   * @param dao
+   *          blueprint data access object
+   * @param gson
+   *          json serializer
+   * @param metaInfo
+   *          stack related information
    */
-  @Inject
-  public static void init(BlueprintDAO dao, Gson gson, AmbariMetaInfo metaInfo) {
-    blueprintDAO   = dao;
+  public static void init(BlueprintDAO dao, StackDAO stacks, Gson gson,
+      AmbariMetaInfo metaInfo) {
+    blueprintDAO = dao;
+    stackDAO = stacks;
     jsonSerializer = gson;
-    stackInfo      = metaInfo;
+    stackInfo = metaInfo;
   }
 
-
   // ----- ResourceProvider ------------------------------------------------
 
   @Override
@@ -241,10 +247,11 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
    * @return a new resource instance for the given blueprint entity
    */
   protected Resource toResource(BlueprintEntity entity, Set<String> requestedIds) {
+    StackEntity stackEntity = entity.getStack();
     Resource resource = new ResourceImpl(Resource.Type.Blueprint);
     setResourceProperty(resource, BLUEPRINT_NAME_PROPERTY_ID, entity.getBlueprintName(), requestedIds);
-    setResourceProperty(resource, STACK_NAME_PROPERTY_ID, entity.getStackName(), requestedIds);
-    setResourceProperty(resource, STACK_VERSION_PROPERTY_ID, entity.getStackVersion(), requestedIds);
+    setResourceProperty(resource, STACK_NAME_PROPERTY_ID, stackEntity.getStackName(), requestedIds);
+    setResourceProperty(resource, STACK_VERSION_PROPERTY_ID, stackEntity.getStackVersion(), requestedIds);
 
     List<Map<String, Object>> listGroupProps = new ArrayList<Map<String, Object>>();
     Collection<HostGroupEntity> hostGroups = entity.getHostGroups();
@@ -285,10 +292,13 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
       throw new IllegalArgumentException("Blueprint name must be provided");
     }
 
+    String stackName = (String) properties.get(STACK_NAME_PROPERTY_ID);
+    String stackVersion = (String) properties.get(STACK_VERSION_PROPERTY_ID);
+    StackEntity stackEntity = stackDAO.find(stackName, stackVersion);
+
     BlueprintEntity blueprint = new BlueprintEntity();
     blueprint.setBlueprintName(name);
-    blueprint.setStackName((String) properties.get(STACK_NAME_PROPERTY_ID));
-    blueprint.setStackVersion((String) properties.get(STACK_VERSION_PROPERTY_ID));
+    blueprint.setStack(stackEntity);
 
     createHostGroupEntities(blueprint,
         (HashSet<HashMap<String, Object>>) properties.get(HOST_GROUP_PROPERTY_ID));
@@ -314,8 +324,11 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
     }
 
     Collection<HostGroupEntity> entities = new ArrayList<HostGroupEntity>();
+
+    StackEntity stackEntity = blueprint.getStack();
+
     Collection<String> stackComponentNames = getAllStackComponents(
-        blueprint.getStackName(), blueprint.getStackVersion());
+        stackEntity.getStackName(), stackEntity.getStackVersion());
 
     for (HashMap<String, Object> hostGroupProperties : setHostGroups) {
       HostGroupEntity hostGroup = new HostGroupEntity();
@@ -350,7 +363,7 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
   @SuppressWarnings("unchecked")
   private void createComponentEntities(HostGroupEntity group, HashSet<HashMap<String, String>> setComponents,
                                        Collection<String> componentNames) {
-    
+
     Collection<HostGroupComponentEntity> components = new ArrayList<HostGroupComponentEntity>();
     String groupName = group.getName();
     group.setComponents(components);
@@ -638,7 +651,7 @@ public class BlueprintResourceProvider extends BaseBlueprintProcessor {
   /**
    * New blueprint configuration format where configs are a map from 'properties' and
    * 'properties_attributes' to a map of strings.
-   * 
+   *
    * @since 1.7.0
    */
   protected static class BlueprintConfigPopulationStrategyV2 extends BlueprintConfigPopulationStrategy {

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProvider.java
index e872fe9..b952c7c 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/ClusterStackVersionResourceProvider.java
@@ -27,10 +27,7 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
 
-import com.google.inject.Injector;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.StaticallyInject;
@@ -66,6 +63,7 @@ import org.apache.ambari.server.orm.entities.HostVersionEntity;
 import org.apache.ambari.server.orm.entities.OperatingSystemEntity;
 import org.apache.ambari.server.orm.entities.RepositoryEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.serveraction.upgrades.FinalizeUpgradeAction;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Host;
@@ -78,6 +76,7 @@ import org.apache.ambari.server.utils.StageUtils;
 
 import com.google.gson.Gson;
 import com.google.inject.Inject;
+import com.google.inject.Injector;
 import com.google.inject.Provider;
 
 /**
@@ -211,12 +210,18 @@ public class ClusterStackVersionResourceProvider extends AbstractControllerResou
       for (RepositoryVersionState state: RepositoryVersionState.values()) {
         hostStates.put(state.name(), new ArrayList<String>());
       }
-      for (HostVersionEntity hostVersionEntity: hostVersionDAO.findByClusterStackAndVersion(entity.getClusterEntity().getClusterName(),
-          entity.getRepositoryVersion().getStack(), entity.getRepositoryVersion().getVersion())) {
+
+      StackEntity repoVersionStackEntity = entity.getRepositoryVersion().getStack();
+      StackId repoVersionStackId = new StackId(repoVersionStackEntity);
+
+      for (HostVersionEntity hostVersionEntity : hostVersionDAO.findByClusterStackAndVersion(
+          entity.getClusterEntity().getClusterName(), repoVersionStackId,
+          entity.getRepositoryVersion().getVersion())) {
         hostStates.get(hostVersionEntity.getState().name()).add(hostVersionEntity.getHostName());
       }
       StackId stackId = new StackId(entity.getRepositoryVersion().getStack());
-      RepositoryVersionEntity repoVerEntity = repositoryVersionDAO.findByStackAndVersion(stackId.getStackId(), entity.getRepositoryVersion().getVersion());
+      RepositoryVersionEntity repoVerEntity = repositoryVersionDAO.findByStackAndVersion(
+          stackId, entity.getRepositoryVersion().getVersion());
 
       setResourceProperty(resource, CLUSTER_STACK_VERSION_CLUSTER_NAME_PROPERTY_ID, entity.getClusterEntity().getClusterName(), requestedIds);
       setResourceProperty(resource, CLUSTER_STACK_VERSION_HOST_STATES_PROPERTY_ID, hostStates, requestedIds);
@@ -281,12 +286,12 @@ public class ClusterStackVersionResourceProvider extends AbstractControllerResou
       throw new NoSuchParentResourceException(e.getMessage(), e);
     }
 
-    final String stackId;
+    final StackId stackId;
     if (propertyMap.containsKey(CLUSTER_STACK_VERSION_STACK_PROPERTY_ID) &&
             propertyMap.containsKey(CLUSTER_STACK_VERSION_VERSION_PROPERTY_ID)) {
       stackName = (String) propertyMap.get(CLUSTER_STACK_VERSION_STACK_PROPERTY_ID);
       stackVersion = (String) propertyMap.get(CLUSTER_STACK_VERSION_VERSION_PROPERTY_ID);
-      stackId = new StackId(stackName, stackVersion).getStackId();
+      stackId = new StackId(stackName, stackVersion);
       if (! ami.isSupportedStack(stackName, stackVersion)) {
         throw new NoSuchParentResourceException(String.format("Stack %s is not supported",
                 stackId));
@@ -295,10 +300,11 @@ public class ClusterStackVersionResourceProvider extends AbstractControllerResou
       StackId currentStackVersion = cluster.getCurrentStackVersion();
       stackName = currentStackVersion.getStackName();
       stackVersion = currentStackVersion.getStackVersion();
-      stackId = currentStackVersion.getStackId();
+      stackId = currentStackVersion;
     }
 
-    RepositoryVersionEntity repoVersionEnt = repositoryVersionDAO.findByStackAndVersion(stackId, desiredRepoVersion);
+    RepositoryVersionEntity repoVersionEnt = repositoryVersionDAO.findByStackAndVersion(
+        stackId, desiredRepoVersion);
     if (repoVersionEnt == null) {
       throw new IllegalArgumentException(String.format(
               "Repo version %s is not available for stack %s",
@@ -365,7 +371,7 @@ public class ClusterStackVersionResourceProvider extends AbstractControllerResou
       final String repoList = gson.toJson(repoInfo);
 
       Map<String, String> params = new HashMap<String, String>() {{
-        put("stack_id", stackId);
+        put("stack_id", stackId.getStackId());
         put("repository_version", desiredRepoVersion);
         put("base_urls", repoList);
         put("package_list", packageList);
@@ -389,22 +395,28 @@ public class ClusterStackVersionResourceProvider extends AbstractControllerResou
     }
 
     try {
-      ClusterVersionEntity existingCSVer = clusterVersionDAO.findByClusterAndStackAndVersion(clName, stackId, desiredRepoVersion);
+      ClusterVersionEntity existingCSVer = clusterVersionDAO.findByClusterAndStackAndVersion(
+          clName, stackId, desiredRepoVersion);
       if (existingCSVer == null) {
-        try {  // Create/persist new cluster stack version
-          cluster.createClusterVersion(stackId, desiredRepoVersion, managementController.getAuthName(), RepositoryVersionState.INSTALLING);
-          existingCSVer = clusterVersionDAO.findByClusterAndStackAndVersion(clName, stackId, desiredRepoVersion);
+        try {
+          // Create/persist new cluster stack version
+          cluster.createClusterVersion(stackId,
+              desiredRepoVersion, managementController.getAuthName(),
+              RepositoryVersionState.INSTALLING);
+          existingCSVer = clusterVersionDAO.findByClusterAndStackAndVersion(
+              clName, stackId, desiredRepoVersion);
         } catch (AmbariException e) {
           throw new SystemException(
                   String.format(
                           "Can not create cluster stack version %s for cluster %s",
-                          desiredRepoVersion, clName),
-                  e);
+              desiredRepoVersion, clName), e);
         }
       } else {
         // Move CSV into INSTALLING state (retry installation)
-        cluster.transitionClusterVersion(stackId, desiredRepoVersion, RepositoryVersionState.INSTALLING);
+        cluster.transitionClusterVersion(stackId,
+            desiredRepoVersion, RepositoryVersionState.INSTALLING);
       }
+
       // Will also initialize all Host Versions in an INSTALLING state.
       cluster.inferHostVersions(existingCSVer);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProvider.java
index ec8d495..add4285 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/CompatibleRepositoryVersionResourceProvider.java
@@ -45,7 +45,6 @@ import org.apache.ambari.server.state.stack.UpgradePack;
 import org.apache.ambari.server.state.stack.upgrade.RepositoryVersionHelper;
 
 import com.google.common.collect.Sets;
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
 
@@ -86,9 +85,6 @@ public class CompatibleRepositoryVersionResourceProvider extends ReadOnlyResourc
   };
 
   @Inject
-  private static Gson s_gson;
-
-  @Inject
   private static RepositoryVersionDAO s_repositoryVersionDAO;
 
   @Inject
@@ -119,14 +115,15 @@ public class CompatibleRepositoryVersionResourceProvider extends ReadOnlyResourc
       final StackId stackId = getStackInformationFromUrl(propertyMap);
 
       if (propertyMaps.size() == 1 && propertyMap.get(REPOSITORY_VERSION_ID_PROPERTY_ID) == null) {
-        requestedEntities.addAll(s_repositoryVersionDAO.findByStack(stackId.getStackId()));
+        requestedEntities.addAll(s_repositoryVersionDAO.findByStack(stackId));
 
         Map<String, UpgradePack> packs = s_ambariMetaInfo.get().getUpgradePacks(
             stackId.getStackName(), stackId.getStackVersion());
 
         for (UpgradePack up : packs.values()) {
           if (null != up.getTargetStack()) {
-            requestedEntities.addAll(s_repositoryVersionDAO.findByStack(up.getTargetStack()));
+            StackId targetStackId = new StackId(up.getTargetStack());
+            requestedEntities.addAll(s_repositoryVersionDAO.findByStack(targetStackId));
           }
         }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProvider.java
index 044f03f..88b9415 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/HostStackVersionResourceProvider.java
@@ -17,6 +17,8 @@
  */
 package org.apache.ambari.server.controller.internal;
 
+import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.JDK_LOCATION;
+
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
@@ -26,14 +28,12 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import com.google.gson.Gson;
-import com.google.inject.Provider;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.StaticallyInject;
 import org.apache.ambari.server.actionmanager.ActionManager;
+import org.apache.ambari.server.actionmanager.RequestFactory;
 import org.apache.ambari.server.actionmanager.Stage;
 import org.apache.ambari.server.actionmanager.StageFactory;
-import org.apache.ambari.server.actionmanager.RequestFactory;
 import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.configuration.Configuration;
 import org.apache.ambari.server.controller.ActionExecutionContext;
@@ -45,17 +45,16 @@ import org.apache.ambari.server.controller.spi.Predicate;
 import org.apache.ambari.server.controller.spi.Request;
 import org.apache.ambari.server.controller.spi.RequestStatus;
 import org.apache.ambari.server.controller.spi.Resource;
+import org.apache.ambari.server.controller.spi.Resource.Type;
 import org.apache.ambari.server.controller.spi.ResourceAlreadyExistsException;
 import org.apache.ambari.server.controller.spi.SystemException;
 import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
-import org.apache.ambari.server.controller.spi.Resource.Type;
 import org.apache.ambari.server.controller.utilities.PropertyHelper;
 import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.entities.HostVersionEntity;
 import org.apache.ambari.server.orm.entities.OperatingSystemEntity;
 import org.apache.ambari.server.orm.entities.RepositoryEntity;
-import com.google.inject.Inject;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Host;
@@ -66,7 +65,9 @@ import org.apache.ambari.server.state.ServiceOsSpecific;
 import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.utils.StageUtils;
 
-import static org.apache.ambari.server.agent.ExecutionCommand.KeyNames.JDK_LOCATION;
+import com.google.gson.Gson;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
 
 /**
  * Resource provider for host stack versions resources.
@@ -213,7 +214,8 @@ public class HostStackVersionResourceProvider extends AbstractControllerResource
     for (HostVersionEntity entity: requestedEntities) {
       StackId stackId = new StackId(entity.getRepositoryVersion().getStack());
 
-      RepositoryVersionEntity repoVerEntity = repositoryVersionDAO.findByStackAndVersion(stackId.getStackId(), entity.getRepositoryVersion().getVersion());
+      RepositoryVersionEntity repoVerEntity = repositoryVersionDAO.findByStackAndVersion(
+          stackId, entity.getRepositoryVersion().getVersion());
 
       final Resource resource = new ResourceImpl(Resource.Type.HostStackVersion);
 
@@ -282,7 +284,7 @@ public class HostStackVersionResourceProvider extends AbstractControllerResource
 
     stackName = (String) propertyMap.get(HOST_STACK_VERSION_STACK_PROPERTY_ID);
     stackVersion = (String) propertyMap.get(HOST_STACK_VERSION_VERSION_PROPERTY_ID);
-    final String stackId = new StackId(stackName, stackVersion).getStackId();
+    final StackId stackId = new StackId(stackName, stackVersion);
     if (!ami.isSupportedStack(stackName, stackVersion)) {
       throw new NoSuchParentResourceException(String.format("Stack %s is not supported",
               stackId));
@@ -312,7 +314,7 @@ public class HostStackVersionResourceProvider extends AbstractControllerResource
     // Select all clusters that contain the desired repo version
     Set<Cluster> selectedClusters = new HashSet<Cluster>();
     for (Cluster cluster : clusterSet) {
-      if(cluster.getCurrentStackVersion().getStackId().equals(stackId)) {
+      if (cluster.getCurrentStackVersion().equals(stackId)) {
         selectedClusters.add(cluster);
       }
     }
@@ -385,7 +387,7 @@ public class HostStackVersionResourceProvider extends AbstractControllerResource
     final String repoList = gson.toJson(repoInfo);
 
     Map<String, String> params = new HashMap<String, String>(){{
-      put("stack_id", stackId);
+      put("stack_id", stackId.getStackId());
       put("repository_version", desiredRepoVersion);
       put("base_urls", repoList);
       put("package_list", packageList);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProvider.java
index 9a80ad8..9707ec9 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/RepositoryVersionResourceProvider.java
@@ -42,10 +42,12 @@ import org.apache.ambari.server.controller.spi.UnsupportedPropertyException;
 import org.apache.ambari.server.controller.utilities.PropertyHelper;
 import org.apache.ambari.server.orm.dao.ClusterVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.orm.entities.OperatingSystemEntity;
 import org.apache.ambari.server.orm.entities.RepositoryEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.OperatingSystemInfo;
 import org.apache.ambari.server.state.RepositoryVersionState;
 import org.apache.ambari.server.state.StackId;
@@ -119,6 +121,12 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
   private RepositoryVersionHelper repositoryVersionHelper;
 
   /**
+   * Data access object used for lookup up stacks.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
+  /**
    * Create a new resource provider.
    *
    */
@@ -181,7 +189,7 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
       final StackId stackId = getStackInformationFromUrl(propertyMap);
 
       if (propertyMaps.size() == 1 && propertyMap.get(REPOSITORY_VERSION_ID_PROPERTY_ID) == null) {
-        requestedEntities.addAll(repositoryVersionDAO.findByStack(stackId.getStackId()));
+        requestedEntities.addAll(repositoryVersionDAO.findByStack(stackId));
       } else {
         final Long id;
         try {
@@ -235,8 +243,12 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
           }
 
           if (StringUtils.isNotBlank(ObjectUtils.toString(propertyMap.get(REPOSITORY_VERSION_UPGRADE_PACK_PROPERTY_ID)))) {
-            final List<ClusterVersionEntity> clusterVersionEntities =
-                clusterVersionDAO.findByStackAndVersion(entity.getStack(), entity.getVersion());
+            StackEntity stackEntity = entity.getStack();
+            String stackName = stackEntity.getStackName();
+            String stackVersion = stackEntity.getStackVersion();
+
+            final List<ClusterVersionEntity> clusterVersionEntities = clusterVersionDAO.findByStackAndVersion(
+                stackName, stackVersion, entity.getVersion());
 
             if (!clusterVersionEntities.isEmpty()) {
               final ClusterVersionEntity firstClusterVersion = clusterVersionEntities.get(0);
@@ -292,8 +304,12 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
         throw new NoSuchResourceException("There is no repository version with id " + id);
       }
 
-      final List<ClusterVersionEntity> clusterVersionEntities =
-          clusterVersionDAO.findByStackAndVersion(entity.getStack(), entity.getVersion());
+      StackEntity stackEntity = entity.getStack();
+      String stackName = stackEntity.getStackName();
+      String stackVersion = stackEntity.getStackVersion();
+
+      final List<ClusterVersionEntity> clusterVersionEntities = clusterVersionDAO.findByStackAndVersion(
+          stackName, stackVersion, entity.getVersion());
 
       final List<RepositoryVersionState> forbiddenToDeleteStates = Lists.newArrayList(
           RepositoryVersionState.CURRENT,
@@ -343,7 +359,7 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
 
     // List of all repo urls that are already added at stack
     Set<String> existingRepoUrls = new HashSet<String>();
-    List<RepositoryVersionEntity> existingRepoVersions = repositoryVersionDAO.findByStack(requiredStack.getStackId());
+    List<RepositoryVersionEntity> existingRepoVersions = repositoryVersionDAO.findByStack(requiredStack);
     for (RepositoryVersionEntity existingRepoVersion : existingRepoVersions) {
       for (OperatingSystemEntity operatingSystemEntity : existingRepoVersion.getOperatingSystems()) {
         for (RepositoryEntity repositoryEntity : operatingSystemEntity.getRepositories()) {
@@ -393,8 +409,12 @@ public class RepositoryVersionResourceProvider extends AbstractResourceProvider
     final RepositoryVersionEntity entity = new RepositoryVersionEntity();
     final String stackName = properties.get(REPOSITORY_VERSION_STACK_NAME_PROPERTY_ID).toString();
     final String stackVersion = properties.get(REPOSITORY_VERSION_STACK_VERSION_PROPERTY_ID).toString();
+
+    StackEntity stackEntity = stackDAO.find(stackName, stackVersion);
+
     entity.setDisplayName(properties.get(REPOSITORY_VERSION_DISPLAY_NAME_PROPERTY_ID).toString());
-    entity.setStack(new StackId(stackName, stackVersion).getStackId());
+    entity.setStack(stackEntity);
+
     entity.setVersion(properties.get(REPOSITORY_VERSION_REPOSITORY_VERSION_PROPERTY_ID).toString());
     final Object operatingSystems = properties.get(SUBRESOURCE_OPERATING_SYSTEMS_PROPERTY_ID);
     final String operatingSystemsJson = gson.toJson(operatingSystems);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/Stack.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/Stack.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/Stack.java
index 6da2b54..9ef13ba 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/Stack.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/Stack.java
@@ -34,6 +34,7 @@ import org.apache.ambari.server.controller.StackServiceComponentRequest;
 import org.apache.ambari.server.controller.StackServiceComponentResponse;
 import org.apache.ambari.server.controller.StackServiceRequest;
 import org.apache.ambari.server.controller.StackServiceResponse;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.AutoDeployInfo;
 import org.apache.ambari.server.state.DependencyInfo;
 
@@ -143,6 +144,22 @@ class Stack {
   /**
    * Constructor.
    *
+   * @param stack
+   *          the stack (not {@code null}).
+   * @param ambariManagementController
+   *          the management controller (not {@code null}).
+   * @throws AmbariException
+   */
+  public Stack(StackEntity stack,
+      AmbariManagementController ambariManagementController)
+      throws AmbariException {
+    this(stack.getStackName(), stack.getStackVersion(),
+        ambariManagementController);
+  }
+
+  /**
+   * Constructor.
+   *
    * @param name     stack name
    * @param version  stack version
    *

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/UpgradeResourceProvider.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/UpgradeResourceProvider.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/UpgradeResourceProvider.java
index 9733eff..926d9bb 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/UpgradeResourceProvider.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/internal/UpgradeResourceProvider.java
@@ -424,7 +424,7 @@ public class UpgradeResourceProvider extends AbstractControllerResourceProvider
     }
 
     RepositoryVersionEntity versionEntity = s_repoVersionDAO.findByStackAndVersion(
-        stack.getStackId(), repoVersion);
+        stack, repoVersion);
 
     if (null == versionEntity) {
       throw new AmbariException(String.format("Version %s for stack %s was not found",

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/controller/utilities/DatabaseChecker.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/controller/utilities/DatabaseChecker.java b/ambari-server/src/main/java/org/apache/ambari/server/controller/utilities/DatabaseChecker.java
index 3bc4fa0..c4a4e4c 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/controller/utilities/DatabaseChecker.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/controller/utilities/DatabaseChecker.java
@@ -18,9 +18,9 @@
 
 package org.apache.ambari.server.controller.utilities;
 
-import com.google.gson.Gson;
-import com.google.inject.Inject;
-import com.google.inject.Injector;
+import java.util.Collection;
+import java.util.List;
+
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.configuration.Configuration;
@@ -39,8 +39,8 @@ import org.apache.ambari.server.utils.VersionUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.Collection;
-import java.util.List;
+import com.google.inject.Inject;
+import com.google.inject.Injector;
 
 public class DatabaseChecker {
 
@@ -62,8 +62,7 @@ public class DatabaseChecker {
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
     List<ClusterEntity> clusters = clusterDAO.findAll();
     for (ClusterEntity clusterEntity: clusters) {
-      String desiredStackVersion = clusterEntity.getDesiredStackVersion();
-      StackId stackId = new Gson().fromJson(desiredStackVersion, StackId.class);
+      StackId stackId = new StackId(clusterEntity.getDesiredStack());
 
       Collection<ClusterServiceEntity> serviceEntities =
         clusterEntity.getClusterServiceEntities();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/events/listeners/upgrade/DistributeRepositoriesActionListener.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/events/listeners/upgrade/DistributeRepositoriesActionListener.java b/ambari-server/src/main/java/org/apache/ambari/server/events/listeners/upgrade/DistributeRepositoriesActionListener.java
index 85e92af..5a32a82 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/events/listeners/upgrade/DistributeRepositoriesActionListener.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/events/listeners/upgrade/DistributeRepositoriesActionListener.java
@@ -32,6 +32,7 @@ import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.utils.StageUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -119,8 +120,9 @@ public class DistributeRepositoriesActionListener {
             // !!! getInstalledRepositoryVersion() from the agent is the one
             // entered in the UI.  getActualVersion() is computed.
 
+            StackId stackId = new StackId(structuredOutput.getStackId());
             RepositoryVersionEntity version = repoVersionDAO.findByStackAndVersion(
-                structuredOutput.getStackId(), structuredOutput.getInstalledRepositoryVersion());
+                stackId, structuredOutput.getInstalledRepositoryVersion());
 
             if (null != version) {
               LOG.info("Repository version {} was found, but {} is the actual value",
@@ -132,8 +134,9 @@ public class DistributeRepositoriesActionListener {
               repositoryVersion = structuredOutput.getActualVersion();
             } else {
               // !!! extra check that the actual version is correct
-              version = repoVersionDAO.findByStackAndVersion(
-                  structuredOutput.getStackId(), structuredOutput.getActualVersion());
+              stackId = new StackId(structuredOutput.getStackId());
+              version = repoVersionDAO.findByStackAndVersion(stackId,
+                  structuredOutput.getActualVersion());
 
               LOG.debug("Repository version {} was not found, check for {}.  Found={}",
                   structuredOutput.getInstalledRepositoryVersion(),

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/ClusterVersionDAO.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/ClusterVersionDAO.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/ClusterVersionDAO.java
index b7e0d1c..d3326b1 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/ClusterVersionDAO.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/ClusterVersionDAO.java
@@ -26,6 +26,7 @@ import javax.persistence.TypedQuery;
 import org.apache.ambari.server.orm.RequiresSession;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
 
 import com.google.inject.Singleton;
 
@@ -47,33 +48,46 @@ public class ClusterVersionDAO extends CrudDAO<ClusterVersionEntity, Long>{
   /**
    * Retrieve all of the cluster versions for the given stack and version.
    *
-   * @param stack Stack id (e.g., HDP-2.2)
-   * @param version Repository version (e.g., 2.2.0.1-995)
+   * @param stackName
+   *          the stack name (for example "HDP")
+   * @param stackVersion
+   *          the stack version (for example "2.2")
+   * @param version
+   *          Repository version (e.g., 2.2.0.1-995)
    * @return Return a list of cluster versions that match the stack and version.
    */
   @RequiresSession
-  public List<ClusterVersionEntity> findByStackAndVersion(String stack, String version) {
+  public List<ClusterVersionEntity> findByStackAndVersion(String stackName,
+      String stackVersion, String version) {
     final TypedQuery<ClusterVersionEntity> query = entityManagerProvider.get().createNamedQuery("clusterVersionByStackVersion", ClusterVersionEntity.class);
-    query.setParameter("stack", stack);
+    query.setParameter("stackName", stackName);
+    query.setParameter("stackVersion", stackVersion);
     query.setParameter("version", version);
 
     return daoUtils.selectList(query);
   }
 
   /**
-   * Get the cluster version for the given cluster name, stack name, and stack version.
+   * Get the cluster version for the given cluster name, stack name, and stack
+   * version.
    *
-   * @param clusterName Cluster name
-   * @param stack Stack id (e.g., HDP-2.2)
-   * @param version Repository version (e.g., 2.2.0.1-995)
-   * @return Return all of the cluster versions associated with the given cluster.
+   * @param clusterName
+   *          Cluster name
+   * @param stackId
+   *          Stack id (e.g., HDP-2.2)
+   * @param version
+   *          Repository version (e.g., 2.2.0.1-995)
+   * @return Return all of the cluster versions associated with the given
+   *         cluster.
    */
   @RequiresSession
-  public ClusterVersionEntity findByClusterAndStackAndVersion(String  clusterName, String stack, String version) {
+  public ClusterVersionEntity findByClusterAndStackAndVersion(
+      String clusterName, StackId stackId, String version) {
     final TypedQuery<ClusterVersionEntity> query = entityManagerProvider.get()
         .createNamedQuery("clusterVersionByClusterAndStackAndVersion", ClusterVersionEntity.class);
     query.setParameter("clusterName", clusterName);
-    query.setParameter("stack", stack);
+    query.setParameter("stackName", stackId.getStackName());
+    query.setParameter("stackVersion", stackId.getStackVersion());
     query.setParameter("version", version);
 
     return daoUtils.selectSingle(query);
@@ -86,7 +100,7 @@ public class ClusterVersionDAO extends CrudDAO<ClusterVersionEntity, Long>{
    * @return Return all of the cluster versions associated with the given cluster.
    */
   @RequiresSession
-  public List<ClusterVersionEntity> findByCluster(String  clusterName) {
+  public List<ClusterVersionEntity> findByCluster(String clusterName) {
     final TypedQuery<ClusterVersionEntity> query = entityManagerProvider.get()
         .createNamedQuery("clusterVersionByCluster", ClusterVersionEntity.class);
     query.setParameter("clusterName", clusterName);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java
index d816102..de3b8cb 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/HostVersionDAO.java
@@ -18,21 +18,22 @@
 
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Inject;
-import com.google.inject.Provider;
-import com.google.inject.Singleton;
-import com.google.inject.persist.Transactional;
-
-import org.apache.ambari.server.orm.RequiresSession;
-import org.apache.ambari.server.orm.entities.HostVersionEntity;
-import org.apache.ambari.server.state.RepositoryVersionState;
+import java.util.List;
 
 import javax.persistence.EntityManager;
 import javax.persistence.NoResultException;
 import javax.persistence.NonUniqueResultException;
 import javax.persistence.TypedQuery;
 
-import java.util.List;
+import org.apache.ambari.server.orm.RequiresSession;
+import org.apache.ambari.server.orm.entities.HostVersionEntity;
+import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
+
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import com.google.inject.persist.Transactional;
 
 /**
  * The {@link org.apache.ambari.server.orm.dao.HostVersionDAO} class manages the {@link org.apache.ambari.server.orm.entities.HostVersionEntity}
@@ -59,18 +60,24 @@ public class HostVersionDAO {
   }
 
   /**
-   * Retrieve all of the host versions for the given cluster name, stack name, and stack version.
+   * Retrieve all of the host versions for the given cluster name, stack name,
+   * and stack version.
    *
-   * @param clusterName Cluster name
-   * @param stack Stack name (e.g., HDP)
-   * @param version Stack version (e.g., 2.2.0.1-995)
+   * @param clusterName
+   *          Cluster name
+   * @param stackId
+   *          Stack (e.g., HDP-2.2)
+   * @param version
+   *          Stack version (e.g., 2.2.0.1-995)
    * @return Return all of the host versions that match the criteria.
    */
   @RequiresSession
-  public List<HostVersionEntity> findByClusterStackAndVersion(String clusterName, String stack, String version) {
+  public List<HostVersionEntity> findByClusterStackAndVersion(
+      String clusterName, StackId stackId, String version) {
     final TypedQuery<HostVersionEntity> query = entityManagerProvider.get().createNamedQuery("hostVersionByClusterAndStackAndVersion", HostVersionEntity.class);
     query.setParameter("clusterName", clusterName);
-    query.setParameter("stack", stack);
+    query.setParameter("stackName", stackId.getStackName());
+    query.setParameter("stackVersion", stackId.getStackVersion());
     query.setParameter("version", version);
 
     return daoUtils.selectList(query);
@@ -153,20 +160,28 @@ public class HostVersionDAO {
   }
 
   /**
-   * Retrieve the single host version for the given cluster, stack name, stack version, and host name.
+   * Retrieve the single host version for the given cluster, stack name, stack
+   * version, and host name.
    *
-   * @param clusterName Cluster name
-   * @param stack Stack name (e.g., HDP-2.2)
-   * @param version Stack version (e.g., 2.2.0.1-995)
-   * @param hostName FQDN of host
+   * @param clusterName
+   *          Cluster name
+   * @param stackId
+   *          Stack ID (e.g., HDP-2.2)
+   * @param version
+   *          Stack version (e.g., 2.2.0.1-995)
+   * @param hostName
+   *          FQDN of host
    * @return Returns the single host version that matches the criteria.
    */
   @RequiresSession
-  public HostVersionEntity findByClusterStackVersionAndHost(String clusterName, String stack, String version, String hostName) {
+  public HostVersionEntity findByClusterStackVersionAndHost(String clusterName,
+      StackId stackId, String version, String hostName) {
+
     final TypedQuery<HostVersionEntity> query = entityManagerProvider.get()
         .createNamedQuery("hostVersionByClusterStackVersionAndHostname", HostVersionEntity.class);
     query.setParameter("clusterName", clusterName);
-    query.setParameter("stack", stack);
+    query.setParameter("stackName", stackId.getStackName());
+    query.setParameter("stackVersion", stackId.getStackVersion());
     query.setParameter("version", version);
     query.setParameter("hostName", hostName);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAO.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAO.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAO.java
index 7099c5c..db5e956 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAO.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAO.java
@@ -24,6 +24,8 @@ import javax.persistence.TypedQuery;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.orm.RequiresSession;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
+import org.apache.ambari.server.state.StackId;
 
 import com.google.inject.Singleton;
 
@@ -56,14 +58,49 @@ public class RepositoryVersionDAO extends CrudDAO<RepositoryVersionEntity, Long>
   /**
    * Retrieves repository version by stack.
    *
+   * @param stackId
+   *          stackId
+   * @param version
+   *          version
+   * @return null if there is no suitable repository version
+   */
+  public RepositoryVersionEntity findByStackAndVersion(StackId stackId,
+      String version) {
+    return findByStackAndVersion(stackId.getStackName(),
+        stackId.getStackVersion(), version);
+  }
+
+  /**
+   * Retrieves repository version by stack.
+   *
    * @param stack stack
    * @param version version
    * @return null if there is no suitable repository version
    */
+  public RepositoryVersionEntity findByStackAndVersion(StackEntity stackEntity,
+      String version) {
+    return findByStackAndVersion(stackEntity.getStackName(),
+        stackEntity.getStackVersion(), version);
+  }
+
+  /**
+   * Retrieves repository version by stack.
+   *
+   * @param stackName
+   *          stack name
+   * @param stackVersion
+   *          stack version
+   * @param version
+   *          version
+   * @return null if there is no suitable repository version
+   */
   @RequiresSession
-  public RepositoryVersionEntity findByStackAndVersion(String stack, String version) {
-    final TypedQuery<RepositoryVersionEntity> query = entityManagerProvider.get().createNamedQuery("repositoryVersionByStackVersion", RepositoryVersionEntity.class);
-    query.setParameter("stack", stack);
+  private RepositoryVersionEntity findByStackAndVersion(String stackName,
+      String stackVersion, String version) {
+    final TypedQuery<RepositoryVersionEntity> query = entityManagerProvider.get().createNamedQuery(
+        "repositoryVersionByStackVersion", RepositoryVersionEntity.class);
+    query.setParameter("stackName", stackName);
+    query.setParameter("stackVersion", stackVersion);
     query.setParameter("version", version);
     return daoUtils.selectSingle(query);
   }
@@ -71,13 +108,15 @@ public class RepositoryVersionDAO extends CrudDAO<RepositoryVersionEntity, Long>
   /**
    * Retrieves repository version by stack.
    *
-   * @param stack stack with major version (like HDP-2.2)
+   * @param stack
+   *          stack with major version (like HDP-2.2)
    * @return null if there is no suitable repository version
    */
   @RequiresSession
-  public List<RepositoryVersionEntity> findByStack(String stack) {
+  public List<RepositoryVersionEntity> findByStack(StackId stackId) {
     final TypedQuery<RepositoryVersionEntity> query = entityManagerProvider.get().createNamedQuery("repositoryVersionByStack", RepositoryVersionEntity.class);
-    query.setParameter("stack", stack);
+    query.setParameter("stackName", stackId.getStackName());
+    query.setParameter("stackVersion", stackId.getStackVersion());
     return daoUtils.selectList(query);
   }
 
@@ -91,23 +130,31 @@ public class RepositoryVersionDAO extends CrudDAO<RepositoryVersionEntity, Long>
    * @return Returns the object created if successful, and throws an exception otherwise.
    * @throws AmbariException
    */
-  public RepositoryVersionEntity create(String stack, String version, String displayName, String upgradePack, String operatingSystems) throws AmbariException {
-    if (stack == null || stack.isEmpty() || version == null || version.isEmpty() || displayName == null || displayName.isEmpty()) {
+  public RepositoryVersionEntity create(StackEntity stackEntity,
+      String version, String displayName, String upgradePack,
+      String operatingSystems) throws AmbariException {
+
+    if (stackEntity == null || version == null || version.isEmpty()
+        || displayName == null || displayName.isEmpty()) {
       throw new AmbariException("At least one of the required properties is null or empty");
     }
 
-    RepositoryVersionEntity existingByDisplayName = this.findByDisplayName(displayName);
+    RepositoryVersionEntity existingByDisplayName = findByDisplayName(displayName);
 
     if (existingByDisplayName != null) {
       throw new AmbariException("Repository version with display name '" + displayName + "' already exists");
     }
 
-    RepositoryVersionEntity existingByStackAndVersion = this.findByStackAndVersion(stack, version);
+    RepositoryVersionEntity existingByStackAndVersion = findByStackAndVersion(
+        stackEntity, version);
+
     if (existingByStackAndVersion != null) {
-      throw new AmbariException("Repository version for stack " + stack + " and version " + version + " already exists");
+      throw new AmbariException("Repository version for stack " + stackEntity
+          + " and version " + version + " already exists");
     }
 
-    RepositoryVersionEntity newEntity = new RepositoryVersionEntity(stack, version, displayName, upgradePack, operatingSystems);
+    RepositoryVersionEntity newEntity = new RepositoryVersionEntity(
+        stackEntity, version, displayName, upgradePack, operatingSystems);
     this.create(newEntity);
     return newEntity;
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/BlueprintEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/BlueprintEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/BlueprintEntity.java
index 36a0f26..71a64af 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/BlueprintEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/BlueprintEntity.java
@@ -18,26 +18,29 @@
 
 package org.apache.ambari.server.orm.entities;
 
-import com.google.gson.Gson;
-import org.apache.ambari.server.AmbariException;
-import org.apache.ambari.server.api.services.AmbariMetaInfo;
-import org.apache.ambari.server.state.PropertyInfo;
-import org.apache.ambari.server.state.ServiceInfo;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
 
-import javax.persistence.Basic;
 import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.Id;
+import javax.persistence.JoinColumn;
 import javax.persistence.NamedQuery;
 import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
 import javax.persistence.Table;
 import javax.persistence.Transient;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
+
+import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
+import org.apache.ambari.server.state.PropertyInfo;
+import org.apache.ambari.server.state.ServiceInfo;
+
+import com.google.gson.Gson;
 
 /**
  * Entity representing a Blueprint.
@@ -53,13 +56,13 @@ public class BlueprintEntity {
       updatable = false, unique = true, length = 100)
   private String blueprintName;
 
-  @Column(name = "stack_name", nullable = false, insertable = true, updatable = false)
-  @Basic
-  private String stackName;
 
-  @Column(name = "stack_version", nullable = false, insertable = true, updatable = false)
-  @Basic
-  private String stackVersion;
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "stack_id", unique = false, nullable = false, insertable = true, updatable = false)
+  private StackEntity stack;
 
   @OneToMany(cascade = CascadeType.ALL, mappedBy = "blueprint")
   private Collection<HostGroupEntity> hostGroups;
@@ -90,39 +93,22 @@ public class BlueprintEntity {
   }
 
   /**
-   * Get the stack name.
-   *
-   * @return the stack name
-   */
-  public String getStackName() {
-    return stackName;
-  }
-
-  /**
-   * Set the stack name.
-   *
-   * @param stackName  the stack name
-   */
-  public void setStackName(String stackName) {
-    this.stackName = stackName;
-  }
-
-  /**
-   * Get the stack version.
+   * Gets the blueprint's stack.
    *
-   * @return the stack version
+   * @return the stack.
    */
-  public String getStackVersion() {
-    return stackVersion;
+  public StackEntity getStack() {
+    return stack;
   }
 
   /**
-   * Set the stack version.
+   * Sets the blueprint's stack.
    *
-   * @param stackVersion the stack version
+   * @param stack
+   *          the stack to set for the blueprint (not {@code null}).
    */
-  public void setStackVersion(String stackVersion) {
-    this.stackVersion = stackVersion;
+  public void setStack(StackEntity stack) {
+    this.stack = stack;
   }
 
   /**
@@ -175,8 +161,9 @@ public class BlueprintEntity {
   public Map<String, Map<String, Collection<String>>> validateConfigurations(
       AmbariMetaInfo stackInfo, boolean validatePasswords) {
 
-    String stackName = getStackName();
-    String stackVersion = getStackVersion();
+    StackEntity stack = getStack();
+    String stackName = stack.getStackName();
+    String stackVersion = stack.getStackVersion();
 
     Map<String, Map<String, Collection<String>>> missingProperties =
         new HashMap<String, Map<String, Collection<String>>>();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterConfigEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterConfigEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterConfigEntity.java
index cb36923..68d88ca 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterConfigEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterConfigEntity.java
@@ -18,9 +18,25 @@
 
 package org.apache.ambari.server.orm.entities;
 
-import javax.persistence.*;
 import java.util.Collection;
 
+import javax.persistence.Basic;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.Lob;
+import javax.persistence.ManyToMany;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import javax.persistence.TableGenerator;
+import javax.persistence.UniqueConstraint;
+
 @Entity
 @Table(name = "clusterconfig",
   uniqueConstraints = {@UniqueConstraint(name = "UQ_config_type_tag", columnNames = {"cluster_id", "type_name", "version_tag"}),
@@ -73,6 +89,13 @@ public class ClusterConfigEntity {
   @ManyToMany(mappedBy = "clusterConfigEntities")
   private Collection<ServiceConfigEntity> serviceConfigEntities;
 
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity stack;
+
   public Long getConfigId() {
     return configId;
   }
@@ -118,7 +141,7 @@ public class ClusterConfigEntity {
   }
 
   public void setData(String data) {
-    this.configJson = data;
+    configJson = data;
   }
 
   public long getTimestamp() {
@@ -134,22 +157,56 @@ public class ClusterConfigEntity {
   }
 
   public void setAttributes(String attributes) {
-    this.configAttributesJson = attributes;
+    configAttributesJson = attributes;
+  }
+
+  /**
+   * Gets the cluster configuration's stack.
+   *
+   * @return the stack.
+   */
+  public StackEntity getStack() {
+    return stack;
+  }
+
+  /**
+   * Sets the cluster configuration's stack.
+   *
+   * @param stack
+   *          the stack to set for the cluster config (not {@code null}).
+   */
+  public void setStack(StackEntity stack) {
+    this.stack = stack;
   }
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     ClusterConfigEntity that = (ClusterConfigEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
-    if (configJson != null ? !configJson.equals(that.configJson) : that.configJson != null)
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+
+    if (configJson != null ? !configJson.equals(that.configJson) : that.configJson != null) {
       return false;
+    }
+
     if (configAttributesJson != null ? !configAttributesJson
-      .equals(that.configAttributesJson) : that.configAttributesJson != null)
+      .equals(that.configAttributesJson) : that.configAttributesJson != null) {
+      return false;
+    }
+
+    if (stack != null ? !stack.equals(that.stack) : that.stack != null) {
       return false;
+    }
 
     return true;
   }
@@ -159,6 +216,7 @@ public class ClusterConfigEntity {
     int result = clusterId != null ? clusterId.intValue() : 0;
     result = 31 * result + (configJson != null ? configJson.hashCode() : 0);
     result = 31 * result + (configAttributesJson != null ? configAttributesJson.hashCode() : 0);
+    result = 31 * result + (stack != null ? stack.hashCode() : 0);
     return result;
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterEntity.java
index 3577dc4..e4a35a7 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterEntity.java
@@ -97,9 +97,12 @@ public class ClusterEntity {
   @Column(name = "cluster_info", insertable = true, updatable = true)
   private String clusterInfo = "";
 
-  @Basic
-  @Column(name = "desired_stack_version", insertable = true, updatable = true)
-  private String desiredStackVersion = "";
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "desired_stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity desiredStack;
 
   @OneToMany(mappedBy = "clusterEntity")
   private Collection<ClusterServiceEntity> clusterServiceEntities;
@@ -175,12 +178,12 @@ public class ClusterEntity {
     this.clusterInfo = clusterInfo;
   }
 
-  public String getDesiredStackVersion() {
-    return defaultString(desiredStackVersion);
+  public StackEntity getDesiredStack() {
+    return desiredStack;
   }
 
-  public void setDesiredStackVersion(String desiredStackVersion) {
-    this.desiredStackVersion = desiredStackVersion;
+  public void setDesiredStack(StackEntity desiredStack) {
+    this.desiredStack = desiredStack;
   }
 
   /**
@@ -326,10 +329,10 @@ public class ClusterEntity {
   public void setClusterVersionEntities(Collection<ClusterVersionEntity> clusterVersionEntities) { this.clusterVersionEntities = clusterVersionEntities; }
 
   public void addClusterVersionEntity(ClusterVersionEntity clusterVersionEntity) {
-    if (this.clusterVersionEntities == null) {
-      this.clusterVersionEntities = new ArrayList<ClusterVersionEntity>();
+    if (clusterVersionEntities == null) {
+      clusterVersionEntities = new ArrayList<ClusterVersionEntity>();
     }
-    this.clusterVersionEntities.add(clusterVersionEntity);
+    clusterVersionEntities.add(clusterVersionEntity);
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterStateEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterStateEntity.java
index 49afa84..d959641 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterStateEntity.java
@@ -39,14 +39,17 @@ public class ClusterStateEntity {
   @Column(name = "current_cluster_state", insertable = true, updatable = true)
   private String currentClusterState = "";
 
-  @Basic
-  @Column(name = "current_stack_version", insertable = true, updatable = true)
-  private String currentStackVersion = "";
-
   @OneToOne
   @JoinColumn(name = "cluster_id", referencedColumnName = "cluster_id", nullable = false)
   private ClusterEntity clusterEntity;
 
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "current_stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity currentStack;
+
   public Long getClusterId() {
     return clusterId;
   }
@@ -63,26 +66,38 @@ public class ClusterStateEntity {
     this.currentClusterState = currentClusterState;
   }
 
-  public String getCurrentStackVersion() {
-    return defaultString(currentStackVersion);
+  public StackEntity getCurrentStack() {
+    return currentStack;
   }
 
-  public void setCurrentStackVersion(String currentStackVersion) {
-    this.currentStackVersion = currentStackVersion;
+  public void setCurrentStack(StackEntity currentStack) {
+    this.currentStack = currentStack;
   }
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     ClusterStateEntity that = (ClusterStateEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+
     if (currentClusterState != null
-        ? !currentClusterState.equals(that.currentClusterState) : that.currentClusterState != null) return false;
-    if (currentStackVersion != null
-        ? !currentStackVersion.equals(that.currentStackVersion) : that.currentStackVersion != null) return false;
+        ? !currentClusterState.equals(that.currentClusterState) : that.currentClusterState != null) {
+      return false;
+    }
+
+    if (currentStack != null ? !currentStack.equals(that.currentStack)
+        : that.currentStack != null) {
+      return false;
+    }
 
     return true;
   }


[5/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql b/ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql
index adf5828..a69e235 100644
--- a/ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql
+++ b/ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql
@@ -31,20 +31,107 @@ GO
 ------create the database------
 
 ------create tables and grant privileges to db user---------
-CREATE TABLE clusters (cluster_id BIGINT NOT NULL, resource_id BIGINT NOT NULL, cluster_info VARCHAR(255) NOT NULL, cluster_name VARCHAR(100) NOT NULL UNIQUE, provisioning_state VARCHAR(255) NOT NULL DEFAULT 'INIT', security_type VARCHAR(32) NOT NULL DEFAULT 'NONE', desired_cluster_state VARCHAR(255) NOT NULL, desired_stack_version VARCHAR(255) NOT NULL, PRIMARY KEY CLUSTERED (cluster_id));
-CREATE TABLE clusterconfig (config_id BIGINT NOT NULL, version_tag VARCHAR(255) NOT NULL, version BIGINT NOT NULL, type_name VARCHAR(255) NOT NULL, cluster_id BIGINT NOT NULL, config_data VARCHAR(MAX) NOT NULL, config_attributes VARCHAR(MAX), create_timestamp BIGINT NOT NULL, PRIMARY KEY CLUSTERED (config_id));
-CREATE TABLE serviceconfig (service_config_id BIGINT NOT NULL, cluster_id BIGINT NOT NULL, service_name VARCHAR(255) NOT NULL, version BIGINT NOT NULL, create_timestamp BIGINT NOT NULL, user_name VARCHAR(255) NOT NULL DEFAULT '_db', group_id BIGINT, note VARCHAR(MAX), PRIMARY KEY CLUSTERED (service_config_id));
-CREATE TABLE serviceconfighosts (service_config_id BIGINT NOT NULL, hostname VARCHAR(255) NOT NULL, PRIMARY KEY CLUSTERED (service_config_id, hostname));
-CREATE TABLE serviceconfigmapping (service_config_id BIGINT NOT NULL, config_id BIGINT NOT NULL, PRIMARY KEY CLUSTERED (service_config_id, config_id));
-CREATE TABLE clusterconfigmapping (cluster_id BIGINT NOT NULL, type_name VARCHAR(255) NOT NULL, version_tag VARCHAR(255) NOT NULL, create_timestamp BIGINT NOT NULL, selected INTEGER NOT NULL DEFAULT 0, user_name VARCHAR(255) NOT NULL DEFAULT '_db', PRIMARY KEY CLUSTERED (cluster_id, type_name, create_timestamp));
-CREATE TABLE clusterservices (service_name VARCHAR(255) NOT NULL, cluster_id BIGINT NOT NULL, service_enabled INTEGER NOT NULL, PRIMARY KEY CLUSTERED (service_name, cluster_id));
-CREATE TABLE clusterstate (cluster_id BIGINT NOT NULL, current_cluster_state VARCHAR(255) NOT NULL, current_stack_version VARCHAR(255) NOT NULL, PRIMARY KEY CLUSTERED (cluster_id));
-CREATE TABLE cluster_version (id BIGINT NOT NULL, cluster_id BIGINT NOT NULL, repo_version_id BIGINT NOT NULL, state VARCHAR(255) NOT NULL, start_time BIGINT NOT NULL, end_time BIGINT, user_name VARCHAR(255), PRIMARY KEY (id));
+CREATE TABLE stack(
+  stack_id BIGINT NOT NULL,
+  stack_name VARCHAR(255) NOT NULL,
+  stack_version VARCHAR(255) NOT NULL,
+  PRIMARY KEY (stack_id),
+  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
+);
+
+CREATE TABLE clusters (
+  cluster_id BIGINT NOT NULL,
+  resource_id BIGINT NOT NULL,
+  cluster_info VARCHAR(255) NOT NULL,
+  cluster_name VARCHAR(100) NOT NULL UNIQUE,
+  provisioning_state VARCHAR(255) NOT NULL DEFAULT 'INIT',
+  security_type VARCHAR(32) NOT NULL DEFAULT 'NONE',
+  desired_cluster_state VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
+  PRIMARY KEY CLUSTERED (cluster_id),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id)
+  );
+
+CREATE TABLE clusterconfig (
+  config_id BIGINT NOT NULL,
+  version_tag VARCHAR(255) NOT NULL,
+  version BIGINT NOT NULL,
+  type_name VARCHAR(255) NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
+  config_data VARCHAR(MAX) NOT NULL,
+  config_attributes VARCHAR(MAX),
+  create_timestamp BIGINT NOT NULL,
+  PRIMARY KEY CLUSTERED (config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id)
+  );
+
+CREATE TABLE serviceconfig (
+  service_config_id BIGINT NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  service_name VARCHAR(255) NOT NULL,
+  version BIGINT NOT NULL,
+  create_timestamp BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
+  user_name VARCHAR(255) NOT NULL DEFAULT '_db',
+  group_id BIGINT,
+  note VARCHAR(MAX),
+  PRIMARY KEY CLUSTERED (service_config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id)
+  );
+
+CREATE TABLE serviceconfighosts (
+  service_config_id BIGINT NOT NULL,
+  hostname VARCHAR(255) NOT NULL,
+  PRIMARY KEY CLUSTERED (service_config_id, hostname)
+  );
+
+CREATE TABLE serviceconfigmapping (
+  service_config_id BIGINT NOT NULL,
+  config_id BIGINT NOT NULL,
+  PRIMARY KEY CLUSTERED (service_config_id, config_id)
+  );
+
+CREATE TABLE clusterconfigmapping (
+  cluster_id BIGINT NOT NULL,
+  type_name VARCHAR(255) NOT NULL,
+  version_tag VARCHAR(255) NOT NULL,
+  create_timestamp BIGINT NOT NULL,
+  selected INT NOT NULL DEFAULT 0,
+  user_name VARCHAR(255) NOT NULL DEFAULT '_db',
+  PRIMARY KEY CLUSTERED (cluster_id, type_name, create_timestamp )
+  );
+
+CREATE TABLE clusterservices (
+  service_name VARCHAR(255) NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  service_enabled INT NOT NULL,
+  PRIMARY KEY CLUSTERED (service_name, cluster_id)
+  );
+
+CREATE TABLE clusterstate (
+  cluster_id BIGINT NOT NULL,
+  current_cluster_state VARCHAR(255) NOT NULL,
+  current_stack_id BIGINT NOT NULL,
+  PRIMARY KEY CLUSTERED (cluster_id),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id)
+  );
+
+CREATE TABLE cluster_version (
+  id BIGINT NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  repo_version_id BIGINT NOT NULL,
+  STATE VARCHAR(255) NOT NULL,
+  start_time BIGINT NOT NULL,
+  end_time BIGINT,
+  user_name VARCHAR(255),
+  PRIMARY KEY (id)
+  );
 
 CREATE TABLE hostcomponentdesiredstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
@@ -52,19 +139,21 @@ CREATE TABLE hostcomponentdesiredstate (
   maintenance_state VARCHAR(32) NOT NULL,
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
   restart_required BIT NOT NULL DEFAULT 0,
-  PRIMARY KEY CLUSTERED (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY CLUSTERED (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostcomponentstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
   version VARCHAR(32) NOT NULL DEFAULT 'UNKNOWN',
-  current_stack_version VARCHAR(255) NOT NULL,
+  current_stack_id BIGINT NOT NULL,
   current_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   upgrade_state VARCHAR(32) NOT NULL DEFAULT 'NONE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY CLUSTERED (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY CLUSTERED (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hosts (
   host_id BIGINT NOT NULL,
@@ -95,55 +184,480 @@ CREATE TABLE hoststate (
   maintenance_state VARCHAR(512),
   PRIMARY KEY CLUSTERED (host_id));
 
-CREATE TABLE servicecomponentdesiredstate (component_name VARCHAR(255) NOT NULL, cluster_id BIGINT NOT NULL, desired_stack_version VARCHAR(255) NOT NULL, desired_state VARCHAR(255) NOT NULL, service_name VARCHAR(255) NOT NULL, PRIMARY KEY CLUSTERED (component_name, cluster_id, service_name));
-CREATE TABLE servicedesiredstate (cluster_id BIGINT NOT NULL, desired_host_role_mapping INTEGER NOT NULL, desired_stack_version VARCHAR(255) NOT NULL, desired_state VARCHAR(255) NOT NULL, service_name VARCHAR(255) NOT NULL, maintenance_state VARCHAR(32) NOT NULL, security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED', PRIMARY KEY CLUSTERED (cluster_id, service_name));
-CREATE TABLE users (user_id INTEGER, principal_id BIGINT NOT NULL, ldap_user INTEGER NOT NULL DEFAULT 0, user_name VARCHAR(255) NOT NULL, create_time DATETIME DEFAULT GETDATE(), user_password VARCHAR(255), active INTEGER NOT NULL DEFAULT 1, PRIMARY KEY CLUSTERED (user_id), UNIQUE (ldap_user, user_name));
-CREATE TABLE groups (group_id INTEGER, principal_id BIGINT NOT NULL, group_name VARCHAR(255) NOT NULL, ldap_group INTEGER NOT NULL DEFAULT 0, PRIMARY KEY (group_id));
-CREATE TABLE members (member_id INTEGER, group_id INTEGER NOT NULL, user_id INTEGER NOT NULL, PRIMARY KEY (member_id));
-CREATE TABLE execution_command (command VARBINARY(8000), task_id BIGINT NOT NULL, PRIMARY KEY CLUSTERED (task_id));
-CREATE TABLE host_role_command (task_id BIGINT NOT NULL, attempt_count SMALLINT NOT NULL, retry_allowed SMALLINT DEFAULT 0 NOT NULL, event VARCHAR(MAX) NOT NULL, exitcode INTEGER NOT NULL, host_name VARCHAR(255) NOT NULL, last_attempt_time BIGINT NOT NULL, request_id BIGINT NOT NULL, role VARCHAR(255), stage_id BIGINT NOT NULL, start_time BIGINT NOT NULL, end_time BIGINT, status VARCHAR(255), std_error VARBINARY(max), std_out VARBINARY(max), output_log VARCHAR(255) NULL, error_log VARCHAR(255) NULL, structured_out VARBINARY(max), role_command VARCHAR(255), command_detail VARCHAR(255), custom_command_name VARCHAR(255), PRIMARY KEY CLUSTERED (task_id));
-CREATE TABLE role_success_criteria (role VARCHAR(255) NOT NULL, request_id BIGINT NOT NULL, stage_id BIGINT NOT NULL, success_factor FLOAT NOT NULL, PRIMARY KEY CLUSTERED (role, request_id, stage_id));
-CREATE TABLE stage (stage_id BIGINT NOT NULL, request_id BIGINT NOT NULL, cluster_id BIGINT NOT NULL, skippable SMALLINT DEFAULT 0 NOT NULL, log_info VARCHAR(255) NOT NULL, request_context VARCHAR(255), cluster_host_info VARBINARY(8000) NOT NULL, command_params VARBINARY(8000), host_params VARBINARY(8000), PRIMARY KEY CLUSTERED (stage_id, request_id));
-CREATE TABLE request (request_id BIGINT NOT NULL, cluster_id BIGINT, command_name VARCHAR(255), create_time BIGINT NOT NULL, end_time BIGINT NOT NULL, exclusive_execution BIT NOT NULL DEFAULT 0, inputs VARBINARY(8000), request_context VARCHAR(255), request_type VARCHAR(255), request_schedule_id BIGINT, start_time BIGINT NOT NULL, status VARCHAR(255), PRIMARY KEY CLUSTERED (request_id));
-CREATE TABLE requestresourcefilter (filter_id BIGINT NOT NULL, request_id BIGINT NOT NULL, service_name VARCHAR(255), component_name VARCHAR(255), hosts VARBINARY(8000), PRIMARY KEY CLUSTERED (filter_id));
-CREATE TABLE requestoperationlevel (operation_level_id BIGINT NOT NULL, request_id BIGINT NOT NULL, level_name VARCHAR(255), cluster_name VARCHAR(255), service_name VARCHAR(255), host_component_name VARCHAR(255), host_name VARCHAR(255), PRIMARY KEY CLUSTERED (operation_level_id));
+CREATE TABLE servicecomponentdesiredstate (
+  component_name VARCHAR(255) NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
+  desired_state VARCHAR(255) NOT NULL,
+  service_name VARCHAR(255) NOT NULL,
+  PRIMARY KEY CLUSTERED (component_name, cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
+  );
+
+CREATE TABLE servicedesiredstate (
+  cluster_id BIGINT NOT NULL,
+  desired_host_role_mapping INTEGER NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
+  desired_state VARCHAR(255) NOT NULL,
+  service_name VARCHAR(255) NOT NULL,
+  maintenance_state VARCHAR(32) NOT NULL,
+  security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
+  PRIMARY KEY CLUSTERED (cluster_id,service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
+  );
+
+CREATE TABLE users (
+  user_id INTEGER,
+  principal_id BIGINT NOT NULL,
+  ldap_user INTEGER NOT NULL DEFAULT 0,
+  user_name VARCHAR(255) NOT NULL,
+  create_time DATETIME DEFAULT GETDATE(),
+  user_password VARCHAR(255),
+  active INTEGER NOT NULL DEFAULT 1,
+  PRIMARY KEY CLUSTERED (user_id),
+  UNIQUE (
+    ldap_user,
+    user_name
+    )
+  );
 
+CREATE TABLE groups (
+  group_id INTEGER,
+  principal_id BIGINT NOT NULL,
+  group_name VARCHAR(255) NOT NULL,
+  ldap_group INTEGER NOT NULL DEFAULT 0,
+  PRIMARY KEY (group_id)
+  );
+
+CREATE TABLE members (
+  member_id INTEGER,
+  group_id INTEGER NOT NULL,
+  user_id INTEGER NOT NULL,
+  PRIMARY KEY (member_id)
+  );
+
+CREATE TABLE execution_command (
+  command VARBINARY(8000),
+  task_id BIGINT NOT NULL,
+  PRIMARY KEY CLUSTERED (task_id)
+  );
+
+CREATE TABLE host_role_command (
+  task_id BIGINT NOT NULL,
+  attempt_count SMALLINT NOT NULL,
+  retry_allowed SMALLINT DEFAULT 0 NOT NULL,
+  event VARCHAR(MAX) NOT NULL,
+  exitcode INTEGER NOT NULL,
+  host_name VARCHAR(255) NOT NULL,
+  last_attempt_time BIGINT NOT NULL,
+  request_id BIGINT NOT NULL,
+  ROLE VARCHAR(255),
+  stage_id BIGINT NOT NULL,
+  start_time BIGINT NOT NULL,
+  end_time BIGINT,
+  status VARCHAR(255),
+  std_error VARBINARY(max),
+  std_out VARBINARY(max),
+  output_log VARCHAR(255) NULL,
+  error_log VARCHAR(255) NULL,
+  structured_out VARBINARY(max),
+  role_command VARCHAR(255),
+  command_detail VARCHAR(255),
+  custom_command_name VARCHAR(255),
+  PRIMARY KEY CLUSTERED (task_id)
+  );
+
+CREATE TABLE role_success_criteria (
+  ROLE VARCHAR(255) NOT NULL,
+  request_id BIGINT NOT NULL,
+  stage_id BIGINT NOT NULL,
+  success_factor FLOAT NOT NULL,
+  PRIMARY KEY CLUSTERED (
+    ROLE,
+    request_id,
+    stage_id
+    )
+  );
+
+CREATE TABLE stage (
+  stage_id BIGINT NOT NULL,
+  request_id BIGINT NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  skippable SMALLINT DEFAULT 0 NOT NULL,
+  log_info VARCHAR(255) NOT NULL,
+  request_context VARCHAR(255),
+  cluster_host_info VARBINARY(8000) NOT NULL,
+  command_params VARBINARY(8000),
+  host_params VARBINARY(8000),
+  PRIMARY KEY CLUSTERED (
+    stage_id,
+    request_id
+    )
+  );
+
+CREATE TABLE request (
+  request_id BIGINT NOT NULL,
+  cluster_id BIGINT,
+  command_name VARCHAR(255),
+  create_time BIGINT NOT NULL,
+  end_time BIGINT NOT NULL,
+  exclusive_execution BIT NOT NULL DEFAULT 0,
+  inputs VARBINARY(8000),
+  request_context VARCHAR(255),
+  request_type VARCHAR(255),
+  request_schedule_id BIGINT,
+  start_time BIGINT NOT NULL,
+  status VARCHAR(255),
+  PRIMARY KEY CLUSTERED (request_id)
+  );
+
+CREATE TABLE requestresourcefilter (
+  filter_id BIGINT NOT NULL,
+  request_id BIGINT NOT NULL,
+  service_name VARCHAR(255),
+  component_name VARCHAR(255),
+  hosts VARBINARY(8000),
+  PRIMARY KEY CLUSTERED (filter_id)
+  );
+
+CREATE TABLE requestoperationlevel (
+  operation_level_id BIGINT NOT NULL,
+  request_id BIGINT NOT NULL,
+  level_name VARCHAR(255),
+  cluster_name VARCHAR(255),
+  service_name VARCHAR(255),
+  host_component_name VARCHAR(255),
+  host_name VARCHAR(255),
+  PRIMARY KEY CLUSTERED (operation_level_id)
+  );
+  
 CREATE TABLE ClusterHostMapping (
   cluster_id BIGINT NOT NULL,
   host_id BIGINT NOT NULL,
   PRIMARY KEY CLUSTERED (cluster_id, host_id));
 
-CREATE TABLE key_value_store ([key] VARCHAR(255), [value] VARCHAR(MAX), PRIMARY KEY CLUSTERED ([key]));
-CREATE TABLE hostconfigmapping (cluster_id BIGINT NOT NULL, host_name VARCHAR(255) NOT NULL, type_name VARCHAR(255) NOT NULL, version_tag VARCHAR(255) NOT NULL, service_name VARCHAR(255), create_timestamp BIGINT NOT NULL, selected INTEGER NOT NULL DEFAULT 0, user_name VARCHAR(255) NOT NULL DEFAULT '_db', PRIMARY KEY CLUSTERED (cluster_id, host_name, type_name, create_timestamp));
-CREATE TABLE metainfo ([metainfo_key] VARCHAR(255), [metainfo_value] VARCHAR(255), PRIMARY KEY CLUSTERED ([metainfo_key]));
-CREATE TABLE ambari_sequences (sequence_name VARCHAR(255) PRIMARY KEY, [sequence_value] BIGINT NOT NULL);
-CREATE TABLE configgroup (group_id BIGINT, cluster_id BIGINT NOT NULL, group_name VARCHAR(255) NOT NULL, tag VARCHAR(1024) NOT NULL, description VARCHAR(1024), create_timestamp BIGINT NOT NULL, service_name VARCHAR(255), PRIMARY KEY(group_id));
-CREATE TABLE confgroupclusterconfigmapping (config_group_id BIGINT NOT NULL, cluster_id BIGINT NOT NULL, config_type VARCHAR(255) NOT NULL, version_tag VARCHAR(255) NOT NULL, user_name VARCHAR(255) DEFAULT '_db', create_timestamp BIGINT NOT NULL, PRIMARY KEY(config_group_id, cluster_id, config_type));
-CREATE TABLE configgrouphostmapping (config_group_id BIGINT NOT NULL, host_name VARCHAR(255) NOT NULL, PRIMARY KEY(config_group_id, host_name));
-CREATE TABLE requestschedule (schedule_id bigint, cluster_id bigint NOT NULL, description varchar(255), status varchar(255), batch_separation_seconds smallint, batch_toleration_limit smallint, create_user varchar(255), create_timestamp bigint, update_user varchar(255), update_timestamp bigint, minutes varchar(10), hours varchar(10), days_of_month varchar(10), month varchar(10), day_of_week varchar(10), yearToSchedule varchar(10), startTime varchar(50), endTime varchar(50), last_execution_status varchar(255), PRIMARY KEY(schedule_id));
-CREATE TABLE requestschedulebatchrequest (schedule_id bigint, batch_id bigint, request_id bigint, request_type varchar(255), request_uri varchar(1024), request_body VARBINARY(8000), request_status varchar(255), return_code smallint, return_message text, PRIMARY KEY(schedule_id, batch_id));
-CREATE TABLE blueprint (blueprint_name VARCHAR(255) NOT NULL, stack_name VARCHAR(255) NOT NULL, stack_version VARCHAR(255) NOT NULL, PRIMARY KEY(blueprint_name));
-CREATE TABLE hostgroup (blueprint_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, cardinality VARCHAR(255) NOT NULL, PRIMARY KEY(blueprint_name, name));
-CREATE TABLE hostgroup_component (blueprint_name VARCHAR(255) NOT NULL, hostgroup_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, PRIMARY KEY(blueprint_name, hostgroup_name, name));
-CREATE TABLE blueprint_configuration (blueprint_name varchar(255) NOT NULL, type_name varchar(255) NOT NULL, config_data text NOT NULL, config_attributes VARCHAR(8000), PRIMARY KEY(blueprint_name, type_name));
-CREATE TABLE hostgroup_configuration (blueprint_name VARCHAR(255) NOT NULL, hostgroup_name VARCHAR(255) NOT NULL, type_name VARCHAR(255) NOT NULL, config_data TEXT NOT NULL, config_attributes TEXT, PRIMARY KEY(blueprint_name, hostgroup_name, type_name));
-CREATE TABLE viewmain (view_name VARCHAR(255) NOT NULL, label VARCHAR(255), description VARCHAR(2048), version VARCHAR(255), resource_type_id INTEGER NOT NULL, icon VARCHAR(255), icon64 VARCHAR(255), archive VARCHAR(255), mask VARCHAR(255), system_view BIT NOT NULL DEFAULT 0, PRIMARY KEY(view_name));
-CREATE TABLE viewinstancedata (view_instance_id BIGINT, view_name VARCHAR(255) NOT NULL, view_instance_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, user_name VARCHAR(255) NOT NULL, value VARCHAR(2000) NOT NULL, PRIMARY KEY(view_instance_id, name, user_name));
-CREATE TABLE viewinstance (view_instance_id BIGINT, resource_id BIGINT NOT NULL, view_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, label VARCHAR(255), description VARCHAR(2048), visible CHAR(1), icon VARCHAR(255), icon64 VARCHAR(255), xml_driven CHAR(1), cluster_handle VARCHAR(255), PRIMARY KEY(view_instance_id));
-CREATE TABLE viewinstanceproperty (view_name VARCHAR(255) NOT NULL, view_instance_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, value VARCHAR(2000) NOT NULL, PRIMARY KEY(view_name, view_instance_name, name));
-CREATE TABLE viewparameter (view_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, description VARCHAR(2048), label VARCHAR(255), placeholder VARCHAR(255), default_value VARCHAR(2000), cluster_config VARCHAR(255), required CHAR(1), masked CHAR(1), PRIMARY KEY(view_name, name));
-CREATE TABLE viewresource (view_name VARCHAR(255) NOT NULL, name VARCHAR(255) NOT NULL, plural_name VARCHAR(255), id_property VARCHAR(255), subResource_names VARCHAR(255), provider VARCHAR(255), service VARCHAR(255), resource VARCHAR(255), PRIMARY KEY(view_name, name));
-CREATE TABLE viewentity (id BIGINT NOT NULL, view_name VARCHAR(255) NOT NULL, view_instance_name VARCHAR(255) NOT NULL, class_name VARCHAR(255) NOT NULL, id_property VARCHAR(255), PRIMARY KEY(id));
-CREATE TABLE adminresourcetype (resource_type_id INTEGER NOT NULL, resource_type_name VARCHAR(255) NOT NULL, PRIMARY KEY(resource_type_id));
-CREATE TABLE adminresource (resource_id BIGINT NOT NULL, resource_type_id INTEGER NOT NULL, PRIMARY KEY(resource_id));
-CREATE TABLE adminprincipaltype (principal_type_id INTEGER NOT NULL, principal_type_name VARCHAR(255) NOT NULL, PRIMARY KEY(principal_type_id));
-CREATE TABLE adminprincipal (principal_id BIGINT NOT NULL, principal_type_id INTEGER NOT NULL, PRIMARY KEY(principal_id));
-CREATE TABLE adminpermission (permission_id BIGINT NOT NULL, permission_name VARCHAR(255) NOT NULL, resource_type_id INTEGER NOT NULL, PRIMARY KEY(permission_id));
-CREATE TABLE adminprivilege (privilege_id BIGINT, permission_id BIGINT NOT NULL, resource_id BIGINT NOT NULL, principal_id BIGINT NOT NULL, PRIMARY KEY(privilege_id));
-CREATE TABLE host_version (id BIGINT NOT NULL, repo_version_id BIGINT NOT NULL, host_name VARCHAR(255) NOT NULL, state VARCHAR(32) NOT NULL, PRIMARY KEY (id));
-CREATE TABLE repo_version (repo_version_id BIGINT NOT NULL, stack VARCHAR(255) NOT NULL, version VARCHAR(255) NOT NULL, display_name VARCHAR(128) NOT NULL, upgrade_package VARCHAR(255) NOT NULL, repositories VARCHAR(MAX) NOT NULL, PRIMARY KEY(repo_version_id));
-CREATE TABLE artifact (artifact_name VARCHAR(255) NOT NULL, artifact_data TEXT NOT NULL, foreign_keys VARCHAR(255) NOT NULL, PRIMARY KEY (artifact_name, foreign_keys));
+CREATE TABLE key_value_store (
+  [key] VARCHAR(255),
+  [value] VARCHAR(MAX),
+  PRIMARY KEY CLUSTERED ([key])
+  );
+
+CREATE TABLE hostconfigmapping (
+  cluster_id BIGINT NOT NULL,
+  host_name VARCHAR(255) NOT NULL,
+  type_name VARCHAR(255) NOT NULL,
+  version_tag VARCHAR(255) NOT NULL,
+  service_name VARCHAR(255),
+  create_timestamp BIGINT NOT NULL,
+  selected INTEGER NOT NULL DEFAULT 0,
+  user_name VARCHAR(255) NOT NULL DEFAULT '_db',
+  PRIMARY KEY CLUSTERED (
+    cluster_id,
+    host_name,
+    type_name,
+    create_timestamp
+    )
+  );
+
+CREATE TABLE metainfo (
+  [metainfo_key] VARCHAR(255),
+  [metainfo_value] VARCHAR(255),
+  PRIMARY KEY CLUSTERED ([metainfo_key])
+  );
+
+CREATE TABLE ambari_sequences (
+  sequence_name VARCHAR(255) PRIMARY KEY,
+  [sequence_value] BIGINT NOT NULL
+  );
+
+CREATE TABLE configgroup (
+  group_id BIGINT,
+  cluster_id BIGINT NOT NULL,
+  group_name VARCHAR(255) NOT NULL,
+  tag VARCHAR(1024) NOT NULL,
+  description VARCHAR(1024),
+  create_timestamp BIGINT NOT NULL,
+  service_name VARCHAR(255),
+  PRIMARY KEY (group_id)
+  );
+
+CREATE TABLE confgroupclusterconfigmapping (
+  config_group_id BIGINT NOT NULL,
+  cluster_id BIGINT NOT NULL,
+  config_type VARCHAR(255) NOT NULL,
+  version_tag VARCHAR(255) NOT NULL,
+  user_name VARCHAR(255) DEFAULT '_db',
+  create_timestamp BIGINT NOT NULL,
+  PRIMARY KEY (
+    config_group_id,
+    cluster_id,
+    config_type
+    )
+  );
+
+CREATE TABLE configgrouphostmapping (
+  config_group_id BIGINT NOT NULL,
+  host_name VARCHAR(255) NOT NULL,
+  PRIMARY KEY (
+    config_group_id,
+    host_name
+    )
+  );
+
+CREATE TABLE requestschedule (
+  schedule_id BIGINT,
+  cluster_id BIGINT NOT NULL,
+  description VARCHAR(255),
+  STATUS VARCHAR(255),
+  batch_separation_seconds SMALLINT,
+  batch_toleration_limit SMALLINT,
+  create_user VARCHAR(255),
+  create_timestamp BIGINT,
+  update_user VARCHAR(255),
+  update_timestamp BIGINT,
+  minutes VARCHAR(10),
+  hours VARCHAR(10),
+  days_of_month VARCHAR(10),
+  month VARCHAR(10),
+  day_of_week VARCHAR(10),
+  yearToSchedule VARCHAR(10),
+  startTime VARCHAR(50),
+  endTime VARCHAR(50),
+  last_execution_status VARCHAR(255),
+  PRIMARY KEY (schedule_id)
+  );
+
+CREATE TABLE requestschedulebatchrequest (
+  schedule_id BIGINT,
+  batch_id BIGINT,
+  request_id BIGINT,
+  request_type VARCHAR(255),
+  request_uri VARCHAR(1024),
+  request_body VARBINARY(8000),
+  request_status VARCHAR(255),
+  return_code SMALLINT,
+  return_message TEXT,
+  PRIMARY KEY (
+    schedule_id,
+    batch_id
+    )
+  );
+
+CREATE TABLE blueprint (
+  blueprint_name VARCHAR(255) NOT NULL,
+  stack_id BIGINT NOT NULL,
+  PRIMARY KEY (blueprint_name),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
+  );
+
+CREATE TABLE hostgroup (
+  blueprint_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  cardinality VARCHAR(255) NOT NULL,
+  PRIMARY KEY (
+    blueprint_name,
+    NAME
+    )
+  );
+
+CREATE TABLE hostgroup_component (
+  blueprint_name VARCHAR(255) NOT NULL,
+  hostgroup_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  PRIMARY KEY (
+    blueprint_name,
+    hostgroup_name,
+    NAME
+    )
+  );
+
+CREATE TABLE blueprint_configuration (
+  blueprint_name VARCHAR(255) NOT NULL,
+  type_name VARCHAR(255) NOT NULL,
+  config_data TEXT NOT NULL,
+  config_attributes VARCHAR(8000),
+  PRIMARY KEY (
+    blueprint_name,
+    type_name
+    )
+  );
+
+CREATE TABLE hostgroup_configuration (
+  blueprint_name VARCHAR(255) NOT NULL,
+  hostgroup_name VARCHAR(255) NOT NULL,
+  type_name VARCHAR(255) NOT NULL,
+  config_data TEXT NOT NULL,
+  config_attributes TEXT,
+  PRIMARY KEY (
+    blueprint_name,
+    hostgroup_name,
+    type_name
+    )
+  );
+
+CREATE TABLE viewmain (
+  view_name VARCHAR(255) NOT NULL,
+  label VARCHAR(255),
+  description VARCHAR(2048),
+  version VARCHAR(255),
+  resource_type_id INTEGER NOT NULL,
+  icon VARCHAR(255),
+  icon64 VARCHAR(255),
+  archive VARCHAR(255),
+  mask VARCHAR(255),
+  system_view BIT NOT NULL DEFAULT 0,
+  PRIMARY KEY (view_name)
+  );
+
+CREATE TABLE viewinstancedata (
+  view_instance_id BIGINT,
+  view_name VARCHAR(255) NOT NULL,
+  view_instance_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  user_name VARCHAR(255) NOT NULL,
+  value VARCHAR(2000) NOT NULL,
+  PRIMARY KEY (
+    view_instance_id,
+    NAME,
+    user_name
+    )
+  );
 
+CREATE TABLE viewinstance (
+  view_instance_id BIGINT,
+  resource_id BIGINT NOT NULL,
+  view_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  label VARCHAR(255),
+  description VARCHAR(2048),
+  visible CHAR(1),
+  icon VARCHAR(255),
+  icon64 VARCHAR(255),
+  xml_driven CHAR(1),
+  cluster_handle VARCHAR(255),
+  PRIMARY KEY (view_instance_id)
+  );
+
+CREATE TABLE viewinstanceproperty (
+  view_name VARCHAR(255) NOT NULL,
+  view_instance_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  value VARCHAR(2000) NOT NULL,
+  PRIMARY KEY (
+    view_name,
+    view_instance_name,
+    NAME
+    )
+  );
+
+CREATE TABLE viewparameter (
+  view_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  description VARCHAR(2048),
+  label VARCHAR(255),
+  placeholder VARCHAR(255),
+  default_value VARCHAR(2000),
+  cluster_config VARCHAR(255),
+  required CHAR(1),
+  masked CHAR(1),
+  PRIMARY KEY (
+    view_name,
+    NAME
+    )
+  );
+
+CREATE TABLE viewresource (
+  view_name VARCHAR(255) NOT NULL,
+  NAME VARCHAR(255) NOT NULL,
+  plural_name VARCHAR(255),
+  id_property VARCHAR(255),
+  subResource_names VARCHAR(255),
+  provider VARCHAR(255),
+  service VARCHAR(255),
+  resource VARCHAR(255),
+  PRIMARY KEY (
+    view_name,
+    NAME
+    )
+  );
+
+CREATE TABLE viewentity (
+  id BIGINT NOT NULL,
+  view_name VARCHAR(255) NOT NULL,
+  view_instance_name VARCHAR(255) NOT NULL,
+  class_name VARCHAR(255) NOT NULL,
+  id_property VARCHAR(255),
+  PRIMARY KEY (id)
+  );
+
+CREATE TABLE adminresourcetype (
+  resource_type_id INTEGER NOT NULL,
+  resource_type_name VARCHAR(255) NOT NULL,
+  PRIMARY KEY (resource_type_id)
+  );
+
+CREATE TABLE adminresource (
+  resource_id BIGINT NOT NULL,
+  resource_type_id INTEGER NOT NULL,
+  PRIMARY KEY (resource_id)
+  );
+
+CREATE TABLE adminprincipaltype (
+  principal_type_id INTEGER NOT NULL,
+  principal_type_name VARCHAR(255) NOT NULL,
+  PRIMARY KEY (principal_type_id)
+  );
+
+CREATE TABLE adminprincipal (
+  principal_id BIGINT NOT NULL,
+  principal_type_id INTEGER NOT NULL,
+  PRIMARY KEY (principal_id)
+  );
+
+CREATE TABLE adminpermission (
+  permission_id BIGINT NOT NULL,
+  permission_name VARCHAR(255) NOT NULL,
+  resource_type_id INTEGER NOT NULL,
+  PRIMARY KEY (permission_id)
+  );
+
+CREATE TABLE adminprivilege (
+  privilege_id BIGINT,
+  permission_id BIGINT NOT NULL,
+  resource_id BIGINT NOT NULL,
+  principal_id BIGINT NOT NULL,
+  PRIMARY KEY (privilege_id)
+  );
+
+CREATE TABLE host_version (
+  id BIGINT NOT NULL,
+  repo_version_id BIGINT NOT NULL,
+  host_name VARCHAR(255) NOT NULL,
+  STATE VARCHAR(32) NOT NULL,
+  PRIMARY KEY (id)
+  );
+
+CREATE TABLE repo_version (
+  repo_version_id BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
+  version VARCHAR(255) NOT NULL,
+  display_name VARCHAR(128) NOT NULL,
+  upgrade_package VARCHAR(255) NOT NULL,
+  repositories VARCHAR(MAX) NOT NULL,
+  PRIMARY KEY (repo_version_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id)
+  );
+
+CREATE TABLE artifact (
+  artifact_name VARCHAR(255) NOT NULL,
+  artifact_data TEXT NOT NULL,
+  foreign_keys VARCHAR(255) NOT NULL,
+  PRIMARY KEY (
+    artifact_name,
+    foreign_keys
+    )
+  );
+  
 -- altering tables by creating unique constraints----------
 --------altering tables to add constraints----------
 ALTER TABLE users ADD CONSTRAINT UNQ_users_0 UNIQUE (user_name, ldap_user);
@@ -157,7 +671,7 @@ ALTER TABLE viewinstance ADD CONSTRAINT UQ_viewinstance_name_id UNIQUE (view_ins
 ALTER TABLE serviceconfig ADD CONSTRAINT UQ_scv_service_version UNIQUE (cluster_id, service_name, version);
 ALTER TABLE adminpermission ADD CONSTRAINT UQ_perm_name_resource_type_id UNIQUE (permission_name, resource_type_id);
 ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_display_name UNIQUE (display_name);
-ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack, version);
+ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack_id, version);
 
 -- altering tables by creating foreign keys----------
 ALTER TABLE members ADD CONSTRAINT FK_members_group_id FOREIGN KEY (group_id) REFERENCES groups (group_id);
@@ -396,14 +910,6 @@ CREATE TABLE upgrade_item (
   FOREIGN KEY (upgrade_group_id) REFERENCES upgrade_group(upgrade_group_id)
 );
 
-CREATE TABLE stack(
-  stack_id BIGINT NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (stack_id),
-  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
-);
-
 ---------inserting some data-----------
 BEGIN TRANSACTION
   INSERT INTO ambari_sequences (sequence_name, [sequence_value])

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/ExecutionCommandWrapperTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/ExecutionCommandWrapperTest.java b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/ExecutionCommandWrapperTest.java
index d498c97..ca07938 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/ExecutionCommandWrapperTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/ExecutionCommandWrapperTest.java
@@ -32,8 +32,8 @@ import junit.framework.Assert;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.RoleCommand;
-import org.apache.ambari.server.agent.ExecutionCommand;
 import org.apache.ambari.server.agent.AgentCommand.AgentCommandType;
+import org.apache.ambari.server.agent.ExecutionCommand;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.state.Cluster;
@@ -41,6 +41,7 @@ import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.Config;
 import org.apache.ambari.server.state.ConfigFactory;
 import org.apache.ambari.server.state.ConfigHelper;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.svccomphost.ServiceComponentHostStartEvent;
 import org.apache.ambari.server.utils.StageUtils;
 import org.codehaus.jettison.json.JSONException;
@@ -51,7 +52,7 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 
 public class ExecutionCommandWrapperTest {
-  
+
   private static final String HOST1 = "dev01.ambari.apache.org";
   private static final String CLUSTER1 = "c1";
   private static final String CLUSTER_VERSION_TAG = "clusterVersion";
@@ -86,7 +87,7 @@ public class ExecutionCommandWrapperTest {
   private static Map<String, String> SERVICE_SITE_SERVICE;
   private static Map<String, String> SERVICE_SITE_HOST;
   private static Map<String, Map<String, String>> CONFIG_ATTRIBUTES;
-  
+
   private static Injector injector;
   private static Clusters clusters;
   private static ConfigFactory configFactory;
@@ -98,35 +99,35 @@ public class ExecutionCommandWrapperTest {
     injector.getInstance(GuiceJpaInitializer.class);
     configHelper = injector.getInstance(ConfigHelper.class);
     configFactory = injector.getInstance(ConfigFactory.class);
-    
+
     clusters = injector.getInstance(Clusters.class);
     clusters.addHost(HOST1);
     clusters.getHost(HOST1).persist();
-    clusters.addCluster(CLUSTER1);
-    
+    clusters.addCluster(CLUSTER1, new StackId("HDP-0.1"));
+
     Cluster cluster1 = clusters.getCluster(CLUSTER1);
-    
+
     SERVICE_SITE_CLUSTER = new HashMap<String, String>();
     SERVICE_SITE_CLUSTER.put(SERVICE_SITE_NAME1, SERVICE_SITE_VAL1);
     SERVICE_SITE_CLUSTER.put(SERVICE_SITE_NAME2, SERVICE_SITE_VAL2);
     SERVICE_SITE_CLUSTER.put(SERVICE_SITE_NAME3, SERVICE_SITE_VAL3);
     SERVICE_SITE_CLUSTER.put(SERVICE_SITE_NAME4, SERVICE_SITE_VAL4);
-    
+
     SERVICE_SITE_SERVICE = new HashMap<String, String>();
     SERVICE_SITE_SERVICE.put(SERVICE_SITE_NAME1, SERVICE_SITE_VAL1_S);
     SERVICE_SITE_SERVICE.put(SERVICE_SITE_NAME2, SERVICE_SITE_VAL2_S);
     SERVICE_SITE_SERVICE.put(SERVICE_SITE_NAME5, SERVICE_SITE_VAL5_S);
-    
+
     SERVICE_SITE_HOST = new HashMap<String, String>();
     SERVICE_SITE_HOST.put(SERVICE_SITE_NAME2, SERVICE_SITE_VAL2_H);
     SERVICE_SITE_HOST.put(SERVICE_SITE_NAME6, SERVICE_SITE_VAL6_H);
-    
+
     GLOBAL_CLUSTER = new HashMap<String, String>();
     GLOBAL_CLUSTER.put(GLOBAL_NAME1, GLOBAL_CLUSTER_VAL1);
     GLOBAL_CLUSTER.put(GLOBAL_NAME2, GLOBAL_CLUSTER_VAL2);
-    
+
     CONFIG_ATTRIBUTES = new HashMap<String, Map<String,String>>();
-    
+
     //Cluster level global config
     Config globalConfig = configFactory.createNew(cluster1, GLOBAL_CONFIG, GLOBAL_CLUSTER, CONFIG_ATTRIBUTES);
     globalConfig.setTag(CLUSTER_VERSION_TAG);
@@ -136,25 +137,25 @@ public class ExecutionCommandWrapperTest {
     Config serviceSiteConfigCluster = configFactory.createNew(cluster1, SERVICE_SITE_CONFIG, SERVICE_SITE_CLUSTER, CONFIG_ATTRIBUTES);
     serviceSiteConfigCluster.setTag(CLUSTER_VERSION_TAG);
     cluster1.addConfig(serviceSiteConfigCluster);
-    
+
     //Service level service config
     Config serviceSiteConfigService = configFactory.createNew(cluster1, SERVICE_SITE_CONFIG, SERVICE_SITE_SERVICE, CONFIG_ATTRIBUTES);
     serviceSiteConfigService.setTag(SERVICE_VERSION_TAG);
     cluster1.addConfig(serviceSiteConfigService);
-    
+
     //Host level service config
     Config serviceSiteConfigHost = configFactory.createNew(cluster1, SERVICE_SITE_CONFIG, SERVICE_SITE_HOST, CONFIG_ATTRIBUTES);
     serviceSiteConfigHost.setTag(HOST_VERSION_TAG);
     cluster1.addConfig(serviceSiteConfigHost);
-    
+
     ActionDBAccessor db = injector.getInstance(ActionDBAccessorImpl.class);
-    
+
     createTask(db, 1, 1, HOST1, CLUSTER1);
-    
+
   }
-  
+
   private static void createTask(ActionDBAccessor db, long requestId, long stageId, String hostName, String clusterName) throws AmbariException {
-    
+
     Stage s = new Stage(requestId, "/var/log", clusterName, 1L, "execution command wrapper test", "clusterHostInfo", "commandParamsStage", "hostParamsStage");
     s.setStageId(stageId);
     s.addHostRoleExecutionCommand(hostName, Role.NAMENODE,
@@ -166,33 +167,33 @@ public class ExecutionCommandWrapperTest {
     Request request = new Request(stages, clusters);
     db.persistActions(request);
   }
-  
+
   @Test
   public void testGetExecutionCommand() throws JSONException, AmbariException {
-    
-        
+
+
     Map<String, Map<String, String>> confs = new HashMap<String, Map<String, String>>();
     Map<String, String> configurationsGlobal = new HashMap<String, String>();
     configurationsGlobal.put(GLOBAL_NAME1, GLOBAL_VAL1);
     confs.put(GLOBAL_CONFIG, configurationsGlobal);
-    
+
     Map<String, Map<String, String>> confTags = new HashMap<String, Map<String, String>>();
     Map<String, String> confTagServiceSite = new HashMap<String, String>();
-    
+
     confTagServiceSite.put("tag", CLUSTER_VERSION_TAG);
     confTagServiceSite.put("service_override_tag", SERVICE_VERSION_TAG);
     confTagServiceSite.put("host_override_tag", HOST_VERSION_TAG);
-    
+
     confTags.put(SERVICE_SITE_CONFIG, confTagServiceSite);
-    
+
     Map<String, String> confTagGlobal = Collections.singletonMap("tag", CLUSTER_VERSION_TAG);
-    
+
     confTags.put(GLOBAL_CONFIG, confTagGlobal);
-    
-    
+
+
     ExecutionCommand executionCommand = new ExecutionCommand();
-    
-    
+
+
     executionCommand.setClusterName(CLUSTER1);
     executionCommand.setTaskId(1);
     executionCommand.setCommandId("1-1");
@@ -205,63 +206,63 @@ public class ExecutionCommandWrapperTest {
     executionCommand.setServiceName("HDFS");
     executionCommand.setCommandType(AgentCommandType.EXECUTION_COMMAND);
     executionCommand.setCommandParams(Collections.<String, String>emptyMap());
-    
+
     String json = StageUtils.getGson().toJson(executionCommand, ExecutionCommand.class);
 
     ExecutionCommandWrapper execCommWrap = new ExecutionCommandWrapper(json);
     ExecutionCommand processedExecutionCommand = execCommWrap.getExecutionCommand();
-        
+
     Map<String, String> serviceSiteConfig = processedExecutionCommand.getConfigurations().get(SERVICE_SITE_CONFIG);
-    
+
     Assert.assertEquals(SERVICE_SITE_VAL1_S, serviceSiteConfig.get(SERVICE_SITE_NAME1));
     Assert.assertEquals(SERVICE_SITE_VAL2_H, serviceSiteConfig.get(SERVICE_SITE_NAME2));
     Assert.assertEquals(SERVICE_SITE_VAL3, serviceSiteConfig.get(SERVICE_SITE_NAME3));
     Assert.assertEquals(SERVICE_SITE_VAL4, serviceSiteConfig.get(SERVICE_SITE_NAME4));
     Assert.assertEquals(SERVICE_SITE_VAL5_S, serviceSiteConfig.get(SERVICE_SITE_NAME5));
     Assert.assertEquals(SERVICE_SITE_VAL6_H, serviceSiteConfig.get(SERVICE_SITE_NAME6));
-    
+
     Map<String, String> globalConfig = processedExecutionCommand.getConfigurations().get(GLOBAL_CONFIG);
-    
+
     Assert.assertEquals(GLOBAL_VAL1, globalConfig.get(GLOBAL_NAME1));
     Assert.assertEquals(GLOBAL_CLUSTER_VAL2, globalConfig.get(GLOBAL_NAME2));
-    
+
 
     //Union of all keys of service site configs
     Set<String> serviceSiteKeys = new HashSet<String>();
     serviceSiteKeys.addAll(SERVICE_SITE_CLUSTER.keySet());
     serviceSiteKeys.addAll(SERVICE_SITE_SERVICE.keySet());
     serviceSiteKeys.addAll(SERVICE_SITE_HOST.keySet());
-    
+
     Assert.assertEquals(serviceSiteKeys.size(), serviceSiteConfig.size());
-    
+
   }
-  
+
   @Test
   public void testGetMergedConfig() {
     Map<String, String> baseConfig = new HashMap<String, String>();
-    
+
     baseConfig.put(SERVICE_SITE_NAME1, SERVICE_SITE_VAL1);
     baseConfig.put(SERVICE_SITE_NAME2, SERVICE_SITE_VAL2);
     baseConfig.put(SERVICE_SITE_NAME3, SERVICE_SITE_VAL3);
     baseConfig.put(SERVICE_SITE_NAME4, SERVICE_SITE_VAL4);
     baseConfig.put(SERVICE_SITE_NAME5, SERVICE_SITE_VAL5);
-    
+
     Map<String, String> overrideConfig = new HashMap<String, String>();
-    
+
     overrideConfig.put(SERVICE_SITE_NAME2, SERVICE_SITE_VAL2_H);
     overrideConfig.put(SERVICE_SITE_NAME6, SERVICE_SITE_VAL6_H);
-    
-    
+
+
     Map<String, String> mergedConfig = configHelper.getMergedConfig(baseConfig,
       overrideConfig);
-    
-    
+
+
     Set<String> configsKeys = new HashSet<String>();
     configsKeys.addAll(baseConfig.keySet());
     configsKeys.addAll(overrideConfig.keySet());
-    
+
     Assert.assertEquals(configsKeys.size(), mergedConfig.size());
-    
+
     Assert.assertEquals(SERVICE_SITE_VAL1, mergedConfig.get(SERVICE_SITE_NAME1));
     Assert.assertEquals(SERVICE_SITE_VAL2_H, mergedConfig.get(SERVICE_SITE_NAME2));
     Assert.assertEquals(SERVICE_SITE_VAL3, mergedConfig.get(SERVICE_SITE_NAME3));

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionDBAccessorImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionDBAccessorImpl.java b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionDBAccessorImpl.java
index 112e1e5..6a6f75a 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionDBAccessorImpl.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionDBAccessorImpl.java
@@ -36,6 +36,7 @@ import org.apache.ambari.server.Role;
 import org.apache.ambari.server.RoleCommand;
 import org.apache.ambari.server.agent.ActionQueue;
 import org.apache.ambari.server.agent.CommandReport;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.api.services.BaseRequest;
 import org.apache.ambari.server.configuration.Configuration;
 import org.apache.ambari.server.controller.ExecuteActionRequest;
@@ -45,16 +46,14 @@ import org.apache.ambari.server.orm.DBAccessor;
 import org.apache.ambari.server.orm.DBAccessorImpl;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
-import org.apache.ambari.server.orm.dao.DaoUtils;
 import org.apache.ambari.server.orm.dao.ExecutionCommandDAO;
 import org.apache.ambari.server.orm.dao.HostRoleCommandDAO;
 import org.apache.ambari.server.orm.entities.HostRoleCommandEntity;
 import org.apache.ambari.server.serveraction.MockServerAction;
-import org.apache.ambari.server.stack.StackManagerFactory;
 import org.apache.ambari.server.state.Clusters;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.svccomphost.ServiceComponentHostStartEvent;
 import org.apache.ambari.server.utils.StageUtils;
-import org.easymock.EasyMock;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -65,7 +64,6 @@ import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
-import com.google.inject.Provider;
 import com.google.inject.Singleton;
 import com.google.inject.persist.PersistService;
 import com.google.inject.persist.UnitOfWork;
@@ -96,18 +94,17 @@ public class TestActionDBAccessorImpl {
   @Inject
   private HostRoleCommandDAO hostRoleCommandDAO;
 
-  @Inject
-  private Provider<EntityManager> entityManagerProvider;
-
-  @Inject
-  private DaoUtils daoUtils;
-
   @Before
   public void setup() throws AmbariException {
     InMemoryDefaultTestModule defaultTestModule = new InMemoryDefaultTestModule();
     injector  = Guice.createInjector(Modules.override(defaultTestModule)
       .with(new TestActionDBAccessorModule()));
+
     injector.getInstance(GuiceJpaInitializer.class);
+
+    // initialize AmbariMetaInfo so that the stacks are populated into the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
     injector.injectMembers(this);
 
     // Add this host's name since it is needed for server-side actions.
@@ -116,11 +113,14 @@ public class TestActionDBAccessorImpl {
 
     clusters.addHost(hostName);
     clusters.getHost(hostName).persist();
-    clusters.addCluster(clusterName);
+
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster(clusterName, stackId);
     db = injector.getInstance(ActionDBAccessorImpl.class);
 
     am = new ActionManager(5000, 1200000, new ActionQueue(), clusters, db,
         new HostsMap((String) null), injector.getInstance(UnitOfWork.class),
+
 		injector.getInstance(RequestFactory.class), null, null);
   }
 
@@ -324,12 +324,14 @@ public class TestActionDBAccessorImpl {
         Stage stage1 = db.getStage("23-31");
         stage1.setHostRoleStatus(hostName, Role.HBASE_MASTER.toString(), HostRoleStatus.COMPLETED);
         db.hostRoleScheduled(stage1, hostName, Role.HBASE_MASTER.toString());
+        injector.getInstance(EntityManager.class).clear();
       }
     };
 
     thread.start();
     thread.join();
 
+    injector.getInstance(EntityManager.class).clear();
     entities = hostRoleCommandDAO.findByHostRole(hostName, requestId, stageId, Role.HBASE_MASTER.toString());
     assertEquals("Concurrent update failed", HostRoleStatus.COMPLETED, entities.get(0).getStatus());
   }
@@ -363,12 +365,14 @@ public class TestActionDBAccessorImpl {
         Stage stage1 = db.getStage("23-31");
         stage1.setHostRoleStatus(hostName, actionName, HostRoleStatus.COMPLETED);
         db.hostRoleScheduled(stage1, hostName, actionName);
+        injector.getInstance(EntityManager.class).clear();
       }
     };
 
     thread.start();
     thread.join();
 
+    injector.getInstance(EntityManager.class).clear();
     entities = hostRoleCommandDAO.findByHostRole(hostName, requestId, stageId, actionName);
     assertEquals("Concurrent update failed", HostRoleStatus.COMPLETED, entities.get(0).getStatus());
   }
@@ -403,12 +407,14 @@ public class TestActionDBAccessorImpl {
         Stage stage1 = db.getStage("23-31");
         stage1.setHostRoleStatus(serverHostName, roleName, HostRoleStatus.COMPLETED);
         db.hostRoleScheduled(stage1, serverHostName, roleName);
+        injector.getInstance(EntityManager.class).clear();
       }
     };
 
     thread.start();
     thread.join();
 
+    injector.getInstance(EntityManager.class).clear();
     entities = hostRoleCommandDAO.findByHostRole(serverHostName, requestId, stageId, roleName);
     assertEquals("Concurrent update failed", HostRoleStatus.COMPLETED, entities.get(0).getStatus());
   }
@@ -559,8 +565,6 @@ public class TestActionDBAccessorImpl {
     @Override
     protected void configure() {
       bind(DBAccessor.class).to(TestDBAccessorImpl.class);
-      bind(StackManagerFactory.class).toInstance(
-          EasyMock.createNiceMock(StackManagerFactory.class));
     }
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionManager.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionManager.java b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionManager.java
index 6c5a8a0..5e20bee 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionManager.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/actionmanager/TestActionManager.java
@@ -30,6 +30,8 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import junit.framework.Assert;
+
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.RoleCommand;
@@ -39,6 +41,7 @@ import org.apache.ambari.server.controller.HostsMap;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.state.Clusters;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.svccomphost.ServiceComponentHostStartEvent;
 import org.apache.ambari.server.utils.StageUtils;
 import org.junit.After;
@@ -51,8 +54,6 @@ import com.google.inject.Injector;
 import com.google.inject.persist.PersistService;
 import com.google.inject.persist.UnitOfWork;
 
-import junit.framework.Assert;
-
 public class TestActionManager {
 
   private long requestId = 23;
@@ -71,7 +72,8 @@ public class TestActionManager {
     clusters = injector.getInstance(Clusters.class);
     clusters.addHost(hostname);
     clusters.getHost(hostname).persist();
-    clusters.addCluster(clusterName);
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster(clusterName, stackId);
     unitOfWork = injector.getInstance(UnitOfWork.class);
   }
 
@@ -122,7 +124,7 @@ public class TestActionManager {
 
     assertFalse(db.getRequest(requestId).getEndTime() == -1);
   }
-  
+
   @Test
   public void testLargeLogs() throws AmbariException {
     ActionDBAccessor db = injector.getInstance(ActionDBAccessorImpl.class);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatHandler.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatHandler.java b/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatHandler.java
index c6e2788..5ae6d5d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatHandler.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatHandler.java
@@ -763,7 +763,10 @@ public class TestHeartbeatHandler {
     injector.injectMembers(this);
     clusters.addHost(DummyHostname1);
     clusters.getHost(DummyHostname1).persist();
-    clusters.addCluster(DummyCluster);
+
+    StackId dummyStackId = new StackId(DummyStackId);
+    clusters.addCluster(DummyCluster, dummyStackId);
+
     ActionDBAccessor db = injector.getInstance(ActionDBAccessorImpl.class);
     ActionManager am = new ActionManager(5000, 1200000, new ActionQueue(), clusters, db,
         new HostsMap((String) null), unitOfWork, injector.getInstance(RequestFactory.class), null, null);
@@ -1536,14 +1539,14 @@ public class TestHeartbeatHandler {
         getServiceComponent(HDFS_CLIENT).getServiceComponentHost(DummyHostname1);
 
     StackId stack130 = new StackId("HDP-1.3.0");
-    StackId stack122 = new StackId("HDP-1.2.2");
+    StackId stack120 = new StackId("HDP-1.2.0");
 
     serviceComponentHost1.setState(State.INSTALLED);
     serviceComponentHost2.setState(State.STARTED);
     serviceComponentHost3.setState(State.STARTED);
     serviceComponentHost1.setStackVersion(stack130);
-    serviceComponentHost2.setStackVersion(stack122);
-    serviceComponentHost3.setStackVersion(stack122);
+    serviceComponentHost2.setStackVersion(stack120);
+    serviceComponentHost3.setStackVersion(stack120);
 
     HeartBeat hb = new HeartBeat();
     hb.setTimestamp(System.currentTimeMillis());
@@ -1578,7 +1581,7 @@ public class TestHeartbeatHandler {
     assertEquals("Matching value " + serviceComponentHost1.getStackVersion(),
         stack130, serviceComponentHost1.getStackVersion());
     assertEquals("Matching value " + serviceComponentHost2.getStackVersion(),
-        stack122, serviceComponentHost2.getStackVersion());
+        stack120, serviceComponentHost2.getStackVersion());
     assertEquals("Matching value " + serviceComponentHost3.getStackVersion(),
         stack130, serviceComponentHost3.getStackVersion());
     assertTrue(hb.getAgentEnv().getHostHealth().getServerTimeStampAtReporting() >= hb.getTimestamp());
@@ -1611,14 +1614,14 @@ public class TestHeartbeatHandler {
             getServiceComponent(NAMENODE).getServiceComponentHost(DummyHostname1);
 
     StackId stack130 = new StackId("HDP-1.3.0");
-    StackId stack122 = new StackId("HDP-1.2.2");
+    StackId stack120 = new StackId("HDP-1.2.0");
 
     serviceComponentHost1.setState(State.UPGRADING);
     serviceComponentHost2.setState(State.INSTALLING);
 
-    serviceComponentHost1.setStackVersion(stack122);
+    serviceComponentHost1.setStackVersion(stack120);
     serviceComponentHost1.setDesiredStackVersion(stack130);
-    serviceComponentHost2.setStackVersion(stack122);
+    serviceComponentHost2.setStackVersion(stack120);
 
     HeartBeat hb = new HeartBeat();
     hb.setTimestamp(System.currentTimeMillis());
@@ -1671,7 +1674,7 @@ public class TestHeartbeatHandler {
             serviceComponentHost1.getDesiredStackVersion(),
             stack130, serviceComponentHost1.getStackVersion());
     assertEquals("Stack version for SCH should not change ",
-            stack122, serviceComponentHost2.getStackVersion());
+            stack120, serviceComponentHost2.getStackVersion());
   }
 
   @Test
@@ -1701,14 +1704,14 @@ public class TestHeartbeatHandler {
             getServiceComponent(NAMENODE).getServiceComponentHost(DummyHostname1);
 
     StackId stack130 = new StackId("HDP-1.3.0");
-    StackId stack122 = new StackId("HDP-1.2.2");
+    StackId stack120 = new StackId("HDP-1.2.0");
 
     serviceComponentHost1.setState(State.UPGRADING);
     serviceComponentHost2.setState(State.INSTALLING);
 
-    serviceComponentHost1.setStackVersion(stack122);
+    serviceComponentHost1.setStackVersion(stack120);
     serviceComponentHost1.setDesiredStackVersion(stack130);
-    serviceComponentHost2.setStackVersion(stack122);
+    serviceComponentHost2.setStackVersion(stack120);
 
     HeartBeat hb = new HeartBeat();
     hb.setTimestamp(System.currentTimeMillis());
@@ -1793,14 +1796,14 @@ public class TestHeartbeatHandler {
             getServiceComponent(NAMENODE).getServiceComponentHost(DummyHostname1);
 
     StackId stack130 = new StackId("HDP-1.3.0");
-    StackId stack122 = new StackId("HDP-1.2.2");
+    StackId stack120 = new StackId("HDP-1.2.0");
 
     serviceComponentHost1.setState(State.UPGRADING);
     serviceComponentHost2.setState(State.INSTALLING);
 
-    serviceComponentHost1.setStackVersion(stack122);
+    serviceComponentHost1.setStackVersion(stack120);
     serviceComponentHost1.setDesiredStackVersion(stack130);
-    serviceComponentHost2.setStackVersion(stack122);
+    serviceComponentHost2.setStackVersion(stack120);
 
     Stage s = new Stage(requestId, "/a/b", "cluster1", 1L, "action manager test",
       "clusterHostInfo", "commandParamsStage", "hostParamsStage");
@@ -1885,7 +1888,7 @@ public class TestHeartbeatHandler {
     assertEquals("State of SCH should change after fail report",
             State.INSTALL_FAILED, serviceComponentHost2.getState());
     assertEquals("Stack version of SCH should not change after fail report",
-            stack122, serviceComponentHost1.getStackVersion());
+            stack120, serviceComponentHost1.getStackVersion());
     assertEquals("Stack version of SCH should not change after fail report",
             stack130, serviceComponentHost1.getDesiredStackVersion());
     assertEquals("Stack version of SCH should not change after fail report",
@@ -2344,14 +2347,17 @@ public class TestHeartbeatHandler {
     clusters.getHost(DummyHostname1).setHostAttributes(hostAttributes);
 
     clusters.getHost(DummyHostname1).persist();
-    clusters.addCluster(DummyCluster);
 
-    Cluster cluster = clusters.getCluster(DummyCluster);
     StackId stackId = new StackId(DummyStackId);
+    clusters.addCluster(DummyCluster, stackId);
+
+    Cluster cluster = clusters.getCluster(DummyCluster);
+
     cluster.setDesiredStackVersion(stackId);
     cluster.setCurrentStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackId(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackId(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     return cluster;
   }
 
@@ -2607,17 +2613,18 @@ public class TestHeartbeatHandler {
     hb.setHostname(DummyHostname1);
     hb.setComponentStatus(new ArrayList<ComponentStatus>());
 
+    StackId stackId = new StackId("HDP", "0.1");
 
     RepositoryVersionDAO dao = injector.getInstance(RepositoryVersionDAO.class);
-    RepositoryVersionEntity entity = dao.findByStackAndVersion("HDP-0.1", "0.1");
+    RepositoryVersionEntity entity = dao.findByStackAndVersion(stackId, "0.1");
     Assert.assertNotNull(entity);
 
     handler.handleHeartBeat(hb);
 
-    entity = dao.findByStackAndVersion("HDP-0.1", "0.1");
+    entity = dao.findByStackAndVersion(stackId, "0.1");
     Assert.assertNull(entity);
 
-    entity = dao.findByStackAndVersion("HDP-0.1", "2.2.1.0-2222");
+    entity = dao.findByStackAndVersion(stackId, "2.2.1.0-2222");
     Assert.assertNotNull(entity);
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatMonitor.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatMonitor.java b/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatMonitor.java
index 6bb053b..c47b601 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatMonitor.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/agent/TestHeartbeatMonitor.java
@@ -106,6 +106,7 @@ public class TestHeartbeatMonitor {
   @Test
   public void testStateCommandsGeneration() throws AmbariException, InterruptedException,
           InvalidStateTransitionException {
+    StackId stackId = new StackId("HDP-0.1");
     Clusters clusters = injector.getInstance(Clusters.class);
     clusters.addHost(hostname1);
     setOsFamily(clusters.getHost(hostname1), "redhat", "6.3");
@@ -113,12 +114,11 @@ public class TestHeartbeatMonitor {
     clusters.addHost(hostname2);
     setOsFamily(clusters.getHost(hostname2), "redhat", "6.3");
     clusters.getHost(hostname2).persist();
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
-    StackId stackId = new StackId("HDP-0.1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     Set<String> hostNames = new HashSet<String>(){{
       add(hostname1);
       add(hostname2);
@@ -192,6 +192,7 @@ public class TestHeartbeatMonitor {
 
   @Test
   public void testStatusCommandForAnyComponents() throws Exception {
+    StackId stackId = new StackId("HDP-0.1");
     Clusters clusters = injector.getInstance(Clusters.class);
     clusters.addHost(hostname1);
     setOsFamily(clusters.getHost(hostname1), "redhat", "6.3");
@@ -199,12 +200,12 @@ public class TestHeartbeatMonitor {
     clusters.addHost(hostname2);
     setOsFamily(clusters.getHost(hostname2), "redhat", "6.3");
     clusters.getHost(hostname2).persist();
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
-    StackId stackId = new StackId("HDP-0.1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     Set<String> hostNames = new HashSet<String>() {{
       add(hostname1);
       add(hostname2);
@@ -301,16 +302,17 @@ public class TestHeartbeatMonitor {
   @Test
   public void testHeartbeatStateCommandsEnqueueing() throws AmbariException, InterruptedException,
           InvalidStateTransitionException {
+    StackId stackId = new StackId("HDP-0.1");
     Clusters clusters = injector.getInstance(Clusters.class);
     clusters.addHost(hostname1);
     setOsFamily(clusters.getHost(hostname1), "redhat", "5.9");
     clusters.getHost(hostname1).persist();
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
-    StackId stackId = new StackId("HDP-0.1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     Set<String> hostNames = new HashSet<String>(){{
       add(hostname1);
@@ -411,17 +413,18 @@ public class TestHeartbeatMonitor {
   @Test
   public void testHeartbeatLossWithComponent() throws AmbariException, InterruptedException,
           InvalidStateTransitionException {
+    StackId stackId = new StackId("HDP-0.1");
     Clusters clusters = injector.getInstance(Clusters.class);
     clusters.addHost(hostname1);
     setOsFamily(clusters.getHost(hostname1), "redhat", "6.3");
     clusters.getHost(hostname1).persist();
 
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
-    StackId stackId = new StackId("HDP-0.1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     Set<String> hostNames = new HashSet<String>(){{
       add(hostname1);
@@ -525,6 +528,7 @@ public class TestHeartbeatMonitor {
   @Test
   public void testStateCommandsWithAlertsGeneration() throws AmbariException, InterruptedException,
           InvalidStateTransitionException {
+    StackId stackId = new StackId("HDP-2.0.7");
     Clusters clusters = injector.getInstance(Clusters.class);
 
     clusters.addHost(hostname1);
@@ -534,13 +538,14 @@ public class TestHeartbeatMonitor {
     clusters.addHost(hostname2);
     setOsFamily(clusters.getHost(hostname2), "redhat", "6.3");
     clusters.getHost(hostname2).persist();
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
 
     Cluster cluster = clusters.getCluster(clusterName);
-    StackId stackId = new StackId("HDP-2.0.7");
+
     cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     Set<String> hostNames = new HashSet<String>(){{
       add(hostname1);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheckTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheckTest.java b/ambari-server/src/test/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheckTest.java
index f70d9fc..96151af 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheckTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/checks/HostsRepositoryVersionCheckTest.java
@@ -25,6 +25,7 @@ import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.entities.HostVersionEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.Host;
@@ -96,17 +97,42 @@ public class HostsRepositoryVersionCheckTest {
     hosts.put("host2", host2);
     hosts.put("host3", host3);
     Mockito.when(clusters.getHostsForCluster("cluster")).thenReturn(hosts);
-    Mockito.when(repositoryVersionDAO.findByStackAndVersion(Mockito.anyString(), Mockito.anyString())).thenReturn(null);
+
+    Mockito.when(
+        repositoryVersionDAO.findByStackAndVersion(Mockito.any(StackId.class),
+            Mockito.anyString())).thenReturn(null);
+
+    Mockito.when(
+        repositoryVersionDAO.findByStackAndVersion(
+            Mockito.any(StackEntity.class), Mockito.anyString())).thenReturn(
+        null);
 
     PrerequisiteCheck check = new PrerequisiteCheck(null, null);
     hostsRepositoryVersionCheck.perform(check, new PrereqCheckRequest("cluster"));
     Assert.assertEquals(PrereqCheckStatus.FAIL, check.getStatus());
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("2.0.6");
+
     final RepositoryVersionEntity repositoryVersion = new RepositoryVersionEntity();
-    Mockito.when(repositoryVersionDAO.findByStackAndVersion(Mockito.anyString(), Mockito.anyString())).thenReturn(repositoryVersion);
+    repositoryVersion.setStack(stackEntity);
+
+    Mockito.when(
+        repositoryVersionDAO.findByStackAndVersion(Mockito.any(StackId.class),
+            Mockito.anyString())).thenReturn(repositoryVersion);
+
+    Mockito.when(
+        repositoryVersionDAO.findByStackAndVersion(
+            Mockito.any(StackEntity.class), Mockito.anyString())).thenReturn(
+        repositoryVersion);
+
     final HostVersionEntity hostVersion = new HostVersionEntity();
     hostVersion.setState(RepositoryVersionState.INSTALLED);
-    Mockito.when(hostVersionDAO.findByClusterStackVersionAndHost(Mockito.anyString(), Mockito.anyString(), Mockito.anyString(), Mockito.anyString())).thenReturn(hostVersion);
+    Mockito.when(
+        hostVersionDAO.findByClusterStackVersionAndHost(Mockito.anyString(),
+            Mockito.any(StackId.class), Mockito.anyString(),
+            Mockito.anyString())).thenReturn(hostVersion);
 
     check = new PrerequisiteCheck(null, null);
     hostsRepositoryVersionCheck.perform(check, new PrereqCheckRequest("cluster"));

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/AmbariManagementControllerTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/AmbariManagementControllerTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/AmbariManagementControllerTest.java
index 3e310ff..0ac1ba4 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/AmbariManagementControllerTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/AmbariManagementControllerTest.java
@@ -592,10 +592,12 @@ public class AmbariManagementControllerTest {
       // Expected
     }
 
-    r.setStackVersion("HDP-1.0.1");
+    r.setStackVersion("HDP-1.2.0");
     r.setProvisioningState(State.INSTALLING.name());
     try {
       controller.createCluster(r);
+      controller.updateClusters(Collections.singleton(r), null);
+
      fail("Expected create cluster for invalid request - invalid provisioning state");
     } catch (Exception e) {
       // Expected
@@ -671,10 +673,8 @@ public class AmbariManagementControllerTest {
       Assert.assertTrue(checkExceptionType(e, ParentObjectNotFoundException.class));
     }
 
-    clusters.addCluster("foo");
-    clusters.addCluster("bar");
-    clusters.getCluster("foo").setDesiredStackVersion(new StackId("HDP-0.1"));
-    clusters.getCluster("bar").setDesiredStackVersion(new StackId("HDP-0.1"));
+    clusters.addCluster("foo", new StackId("HDP-0.1"));
+    clusters.addCluster("bar", new StackId("HDP-0.1"));
 
     try {
       set1.clear();
@@ -779,8 +779,7 @@ public class AmbariManagementControllerTest {
   @Test
   public void testCreateServicesMultiple() throws AmbariException {
     Set<ServiceRequest> set1 = new HashSet<ServiceRequest>();
-    clusters.addCluster("foo");
-    clusters.getCluster("foo").setDesiredStackVersion(new StackId("HDP-0.1"));
+    clusters.addCluster("foo", new StackId("HDP-0.1"));
 
     ServiceRequest valid1 = new ServiceRequest("foo", "HDFS", null);
     ServiceRequest valid2 = new ServiceRequest("foo", "MAPREDUCE", null);
@@ -902,9 +901,8 @@ public class AmbariManagementControllerTest {
       // Expected
     }
 
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
-
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
+    clusters.addCluster("c2", new StackId("HDP-0.1"));
 
     try {
       set1.clear();
@@ -920,8 +918,9 @@ public class AmbariManagementControllerTest {
     Cluster c1 = clusters.getCluster("c1");
     StackId stackId = new StackId("HDP-0.1");
     c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     Service s1 = serviceFactory.createNew(c1, "HDFS");
     Service s2 = serviceFactory.createNew(c1, "MAPREDUCE");
     c1.addService(s1);
@@ -1042,14 +1041,15 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testCreateServiceComponentMultiple() throws AmbariException {
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
+    clusters.addCluster("c1", new StackId("HDP-0.2"));
+    clusters.addCluster("c2", new StackId("HDP-0.2"));
 
     Cluster c1 = clusters.getCluster("c1");
     StackId stackId = new StackId("HDP-0.2");
-    c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     Service s1 = serviceFactory.createNew(c1, "HDFS");
     Service s2 = serviceFactory.createNew(c1, "MAPREDUCE");
@@ -1308,32 +1308,35 @@ public class AmbariManagementControllerTest {
       // Expected
     }
 
-    clusters.addCluster("foo");
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
+    clusters.addCluster("foo", new StackId("HDP-0.2"));
+    clusters.addCluster("c1", new StackId("HDP-0.2"));
+    clusters.addCluster("c2", new StackId("HDP-0.2"));
     Cluster foo = clusters.getCluster("foo");
     Cluster c1 = clusters.getCluster("c1");
     Cluster c2 = clusters.getCluster("c2");
 
     StackId stackId = new StackId("HDP-0.2");
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
 
     foo.setDesiredStackVersion(stackId);
     foo.setCurrentStackVersion(stackId);
-    foo.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    foo.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    foo.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    foo.transitionClusterVersion(stackId, stackId.getStackVersion(), RepositoryVersionState.CURRENT);
 
     stackId = new StackId("HDP-0.2");
     c1.setDesiredStackVersion(stackId);
     c1.setCurrentStackVersion(stackId);
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, stackId.getStackVersion(), RepositoryVersionState.CURRENT);
 
     stackId = new StackId("HDP-0.2");
     c2.setDesiredStackVersion(stackId);
     c2.setCurrentStackVersion(stackId);
-    c2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    c2.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    c2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    c2.transitionClusterVersion(stackId, stackId.getStackVersion(), RepositoryVersionState.CURRENT);
 
     try {
       set1.clear();
@@ -1536,13 +1539,14 @@ public class AmbariManagementControllerTest {
       // Expected
     }
 
-    clusters.addCluster("foo");
+    clusters.addCluster("foo", new StackId("HDP-0.1"));
     Cluster c = clusters.getCluster("foo");
     StackId stackId = new StackId("HDP-0.1");
     c.setDesiredStackVersion(stackId);
     c.setCurrentStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     HostResourceProviderTest.createHosts(controller, requests);
 
@@ -1559,13 +1563,14 @@ public class AmbariManagementControllerTest {
     clusters.addHost("h1");
     clusters.addHost("h2");
     clusters.addHost("h3");
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
     Cluster c = clusters.getCluster("c1");
     StackId stackID = new StackId("HDP-0.1");
     c.setDesiredStackVersion(stackID);
     c.setCurrentStackVersion(stackID);
-    helper.getOrCreateRepositoryVersion(stackID.getStackName(), stackID.getStackVersion());
-    c.createClusterVersion(stackID.getStackName(), stackID.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackID, stackID.getStackVersion());
+    c.createClusterVersion(stackID, stackID.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     setOsFamily(clusters.getHost("h1"), "redhat", "5.9");
     setOsFamily(clusters.getHost("h2"), "redhat", "5.9");
@@ -1625,7 +1630,7 @@ public class AmbariManagementControllerTest {
       // Expected
     }
 
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
 
     try {
       set1.clear();
@@ -1904,14 +1909,15 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testGetClusters() throws AmbariException {
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
 
     Cluster c1 = clusters.getCluster("c1");
 
     StackId stackId = new StackId("HDP-0.1");
     c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     ClusterRequest r = new ClusterRequest(null, null, null, null);
     Set<ClusterResponse> resp = controller.getClusters(Collections.singleton(r));
@@ -1927,20 +1933,16 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testGetClustersWithFilters() throws AmbariException {
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
-    clusters.addCluster("c3");
-    clusters.addCluster("c4");
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
+    clusters.addCluster("c2", new StackId("HDP-0.1"));
+    clusters.addCluster("c3", new StackId("HDP-1.2.0"));
+    clusters.addCluster("c4", new StackId("HDP-0.1"));
 
     Cluster c1 = clusters.getCluster("c1");
     Cluster c2 = clusters.getCluster("c2");
     Cluster c3 = clusters.getCluster("c3");
     Cluster c4 = clusters.getCluster("c4");
 
-    c1.setDesiredStackVersion(new StackId("HDP-0.1"));
-    c2.setDesiredStackVersion(new StackId("HDP-0.1"));
-    c3.setDesiredStackVersion(new StackId("HDP-1.1.0"));
-
     ClusterRequest r = new ClusterRequest(null, null, null, null);
     Set<ClusterResponse> resp = controller.getClusters(Collections.singleton(r));
     Assert.assertEquals(4, resp.size());
@@ -1953,20 +1955,17 @@ public class AmbariManagementControllerTest {
 
     r = new ClusterRequest(null, null, "HDP-0.1", null);
     resp = controller.getClusters(Collections.singleton(r));
-    Assert.assertEquals(2, resp.size());
+    Assert.assertEquals(3, resp.size());
 
     r = new ClusterRequest(null, null, "", null);
     resp = controller.getClusters(Collections.singleton(r));
-    Assert.assertEquals(1, resp.size());
-    Assert.assertEquals(c4.getClusterId(),
-        resp.iterator().next().getClusterId().longValue());
+    Assert.assertEquals(0, resp.size());
   }
 
   @Test
   public void testGetServices() throws AmbariException {
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-0.1"));
     Cluster c1 = clusters.getCluster("c1");
-    c1.setDesiredStackVersion(new StackId("HDP-0.1"));
     Service s1 = serviceFactory.createNew(c1, "HDFS");
 
     c1.addService(s1);
@@ -1993,8 +1992,8 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testGetServicesWithFilters() throws AmbariException {
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
+    clusters.addCluster("c1", new StackId("HDP-0.2"));
+    clusters.addCluster("c2", new StackId("HDP-0.2"));
     Cluster c1 = clusters.getCluster("c1");
     Cluster c2 = clusters.getCluster("c2");
     c1.setDesiredStackVersion(new StackId("HDP-0.2"));
@@ -2072,7 +2071,7 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testGetServiceComponents() throws AmbariException {
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", new StackId("HDP-0.2"));
     Cluster c1 = clusters.getCluster("c1");
     c1.setDesiredStackVersion(new StackId("HDP-0.2"));
     Service s1 = serviceFactory.createNew(c1, "HDFS");
@@ -2106,12 +2105,10 @@ public class AmbariManagementControllerTest {
 
   @Test
   public void testGetServiceComponentsWithFilters() throws AmbariException {
-    clusters.addCluster("c1");
-    clusters.addCluster("c2");
+    clusters.addCluster("c1", new StackId("HDP-0.2"));
+    clusters.addCluster("c2", new StackId("HDP-0.2"));
     Cluster c1 = clusters.getCluster("c1");
     Cluster c2 = clusters.getCluster("c2");
-    c1.setDesiredStackVersion(new StackId("HDP-0.2"));
-    c2.setDesiredStackVersion(new StackId("HDP-0.2"));
 
     Service s1 = serviceFactory.createNew(c1, "HDFS");
     Service s2 = serviceFactory.createNew(c1, "MAPREDUCE");
@@ -2255,7 +2252,7 @@ public class AmbariManagementControllerTest {
     sc1.addServiceComponentHost(sch1);
     sch1.setDesiredState(State.INSTALLED);
     sch1.setState(State.INSTALLING);
-    sch1.setDesiredStackVersion(new StackId("HDP-1.1.0"));
+    sch1.setDesiredStackVersion(new StackId("HDP-1.2.0"));
     sch1.setStackVersion(new StackId("HDP-0.1"));
 
     sch1.persist();
@@ -7314,7 +7311,7 @@ public class AmbariManagementControllerTest {
       Assert.assertTrue(e.getMessage().contains("Illegal request to upgrade to"));
     }
 
-    StackId unsupportedStackId = new StackId("HDP-0.0.1");
+    StackId unsupportedStackId = new StackId("HDP-2.2.0");
     c.setDesiredStackVersion(unsupportedStackId);
     c.setCurrentStackVersion(unsupportedStackId);
     c.refresh();
@@ -7763,12 +7760,13 @@ public class AmbariManagementControllerTest {
     final String hostName1 = "h1";
     final String context = "Test invocation";
 
-    clusters.addCluster(clusterName);
-    Cluster c = clusters.getCluster(clusterName);
     StackId stackID = new StackId("HDP-0.1");
-    c.setDesiredStackVersion(stackID);
-    helper.getOrCreateRepositoryVersion(stackID.getStackName(), stackID.getStackVersion());
-    c.createClusterVersion(stackID.getStackName(), stackID.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    clusters.addCluster(clusterName, stackID);
+    Cluster c = clusters.getCluster(clusterName);
+
+    helper.getOrCreateRepositoryVersion(stackID, stackID.getStackVersion());
+    c.createClusterVersion(stackID, stackID.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     clusters.addHost(hostName1);
     setOsFamily(clusters.getHost("h1"), "redhat", "5.9");
     clusters.getHost(hostName1).persist();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/ClusterRequestTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/ClusterRequestTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/ClusterRequestTest.java
index 30cd6ba..2a3b9a2 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/ClusterRequestTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/ClusterRequestTest.java
@@ -21,7 +21,6 @@ package org.apache.ambari.server.controller;
 import java.util.HashSet;
 import java.util.Set;
 
-import org.apache.ambari.server.state.SecurityState;
 import org.apache.ambari.server.state.SecurityType;
 import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.State;
@@ -55,7 +54,7 @@ public class ClusterRequestTest {
     r1.setClusterId(++clusterId);
     r1.setHostNames(hostNames);
     r1.setClusterName("foo1");
-    r1.setStackVersion("HDP-1.0.2");
+    r1.setStackVersion("HDP-1.2.0");
     r1.setProvisioningState(State.INSTALLED.name());
     r1.setSecurityType(SecurityType.KERBEROS);
 
@@ -65,7 +64,7 @@ public class ClusterRequestTest {
     Assert.assertEquals("foo1", r1.getClusterName());
     Assert.assertEquals(State.INSTALLED.name(), r1.getProvisioningState());
     Assert.assertEquals(SecurityType.KERBEROS, r1.getSecurityType());
-    Assert.assertEquals("HDP-1.0.2", r1.getStackVersion());
+    Assert.assertEquals("HDP-1.2.0", r1.getStackVersion());
     Assert.assertArrayEquals(hostNames.toArray(), r1.getHostNames().toArray());
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessorTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessorTest.java b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessorTest.java
index 84225ac..2494219 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessorTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BaseBlueprintProcessorTest.java
@@ -30,6 +30,7 @@ import org.apache.ambari.server.orm.entities.BlueprintEntity;
 import org.apache.ambari.server.orm.entities.HostGroupComponentEntity;
 import org.apache.ambari.server.orm.entities.HostGroupConfigEntity;
 import org.apache.ambari.server.orm.entities.HostGroupEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.ComponentInfo;
 import org.apache.ambari.server.state.DependencyInfo;
 import org.apache.ambari.server.state.ServiceInfo;
@@ -726,11 +727,15 @@ public class BaseBlueprintProcessorTest {
     configEntity.setConfigData("{\"dfs.nameservices\":\"mycluster\",\"key4\":\"value4\"}");
     configEntity.setType("hdfs-site");
 
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("2.0.6");
+
     BlueprintEntity testEntity =
       new BlueprintEntity();
+
     testEntity.setBlueprintName("test-blueprint");
-    testEntity.setStackName("HDP");
-    testEntity.setStackVersion("2.0.6");
+    testEntity.setStack(stackEntity);
     testEntity.setHostGroups(Collections.singleton(hostGroupEntity));
     testEntity.setConfigurations(Collections.singleton(configEntity));
 
@@ -829,13 +834,15 @@ public class BaseBlueprintProcessorTest {
     hostGroupEntity.setComponents(Collections.singleton(hostGroupComponentEntity));
     hostGroupEntity.setConfigurations(Collections.<HostGroupConfigEntity>emptyList());
 
-
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("2.0.6");
 
     BlueprintEntity testEntity =
       new BlueprintEntity();
+
     testEntity.setBlueprintName("test-blueprint");
-    testEntity.setStackName("HDP");
-    testEntity.setStackVersion("2.0.6");
+    testEntity.setStack(stackEntity);
     testEntity.setHostGroups(Collections.singleton(hostGroupEntity));
     testEntity.setConfigurations(Collections.<BlueprintConfigEntity>emptyList());
 


[7/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterVersionEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterVersionEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterVersionEntity.java
index 01b9c03..5181a0d 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterVersionEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ClusterVersionEntity.java
@@ -48,15 +48,14 @@ import org.apache.ambari.server.state.RepositoryVersionState;
 @NamedQueries({
     @NamedQuery(name = "clusterVersionByClusterAndStackAndVersion", query =
         "SELECT clusterVersion FROM ClusterVersionEntity clusterVersion JOIN clusterVersion.clusterEntity cluster " +
-        "WHERE cluster.clusterName=:clusterName AND clusterVersion.repositoryVersion.stack=:stack AND clusterVersion.repositoryVersion.version=:version"),
+        "WHERE cluster.clusterName=:clusterName AND clusterVersion.repositoryVersion.stack.stackName=:stackName AND clusterVersion.repositoryVersion.stack.stackVersion=:stackVersion AND clusterVersion.repositoryVersion.version=:version"),
     @NamedQuery(name = "clusterVersionByClusterAndState", query =
         "SELECT clusterVersion FROM ClusterVersionEntity clusterVersion JOIN clusterVersion.clusterEntity cluster " +
         "WHERE cluster.clusterName=:clusterName AND clusterVersion.state=:state"),
     @NamedQuery(name = "clusterVersionByCluster", query =
         "SELECT clusterVersion FROM ClusterVersionEntity clusterVersion JOIN clusterVersion.clusterEntity cluster " +
         "WHERE cluster.clusterName=:clusterName"),
-    @NamedQuery(name = "clusterVersionByStackVersion",
-        query = "SELECT clusterVersion FROM ClusterVersionEntity clusterVersion WHERE clusterVersion.repositoryVersion.stack=:stack AND clusterVersion.repositoryVersion.version=:version"),
+    @NamedQuery(name = "clusterVersionByStackVersion", query = "SELECT clusterVersion FROM ClusterVersionEntity clusterVersion WHERE clusterVersion.repositoryVersion.stack.stackName=:stackName AND clusterVersion.repositoryVersion.stack.stackVersion=:stackVersion AND clusterVersion.repositoryVersion.version=:version"),
 })
 public class ClusterVersionEntity {
 
@@ -107,9 +106,9 @@ public class ClusterVersionEntity {
    * @param userName User who performed the action
    */
   public ClusterVersionEntity(ClusterEntity cluster, RepositoryVersionEntity repositoryVersion, RepositoryVersionState state, long startTime, String userName) {
-    this.clusterId = cluster.getClusterId();
+    clusterId = cluster.getClusterId();
     this.repositoryVersion = repositoryVersion;
-    this.clusterEntity = cluster;
+    clusterEntity = cluster;
     this.state = state;
     this.startTime = startTime;
     this.userName = userName;
@@ -192,13 +191,13 @@ public class ClusterVersionEntity {
 
     ClusterVersionEntity that = (ClusterVersionEntity) o;
 
-    if (this.id != that.id
-        || this.clusterId != that.clusterId
-        || !this.repositoryVersion.equals(that.repositoryVersion)
-        || !this.state.equals(that.state)
-        || !this.startTime.equals(that.startTime)
-        || !this.endTime.equals(that.endTime)
-        || !this.userName.equals(that.userName)) {
+    if (id != that.id
+        || clusterId != that.clusterId
+        || !repositoryVersion.equals(that.repositoryVersion)
+        || !state.equals(that.state)
+        || !startTime.equals(that.startTime)
+        || !endTime.equals(that.endTime)
+        || !userName.equals(that.userName)) {
       return false;
     }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java
index 7f0b19d..570c84b 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentDesiredStateEntity.java
@@ -29,10 +29,11 @@ import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinColumns;
 import javax.persistence.ManyToOne;
+import javax.persistence.OneToOne;
 
-import org.apache.ambari.server.state.SecurityState;
 import org.apache.ambari.server.state.HostComponentAdminState;
 import org.apache.ambari.server.state.MaintenanceState;
+import org.apache.ambari.server.state.SecurityState;
 import org.apache.ambari.server.state.State;
 
 @javax.persistence.IdClass(HostComponentDesiredStateEntityPK.class)
@@ -66,9 +67,12 @@ public class HostComponentDesiredStateEntity {
   @Enumerated(value = EnumType.STRING)
   private SecurityState securityState = SecurityState.UNSECURED;
 
-  @Basic
-  @Column(name = "desired_stack_version", insertable = true, updatable = true)
-  private String desiredStackVersion = "";
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "desired_stack_id", unique = false, nullable = false)
+  private StackEntity desiredStack;
 
   @Enumerated(value = EnumType.STRING)
   @Column(name = "admin_state", nullable = true, insertable = true, updatable = true)
@@ -84,7 +88,7 @@ public class HostComponentDesiredStateEntity {
   @ManyToOne
   @JoinColumn(name = "host_id", referencedColumnName = "host_id", nullable = false)
   private HostEntity hostEntity;
-  
+
   @Enumerated(value = EnumType.STRING)
   @Column(name="maintenance_state", nullable = false, insertable = true, updatable = true)
   private MaintenanceState maintenanceState = MaintenanceState.OFF;
@@ -137,45 +141,65 @@ public class HostComponentDesiredStateEntity {
     this.securityState = securityState;
   }
 
-  public String getDesiredStackVersion() {
-    return defaultString(desiredStackVersion);
+  public StackEntity getDesiredStack() {
+    return desiredStack;
   }
 
-  public void setDesiredStackVersion(String desiredStackVersion) {
-    this.desiredStackVersion = desiredStackVersion;
+  public void setDesiredStack(StackEntity desiredStack) {
+    this.desiredStack = desiredStack;
   }
 
-
   public HostComponentAdminState getAdminState() {
     return adminState;
   }
 
   public void setAdminState(HostComponentAdminState attribute) {
-    this.adminState = attribute;
+    adminState = attribute;
   }
-  
+
   public MaintenanceState getMaintenanceState() {
     return maintenanceState;
   }
-  
+
   public void setMaintenanceState(MaintenanceState state) {
     maintenanceState = state;
   }
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     HostComponentDesiredStateEntity that = (HostComponentDesiredStateEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
-    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) return false;
-    if (desiredStackVersion != null ? !desiredStackVersion.equals(that.desiredStackVersion) : that.desiredStackVersion != null)
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+
+    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) {
+      return false;
+    }
+
+    if (desiredStack != null ? !desiredStack.equals(that.desiredStack)
+        : that.desiredStack != null) {
+      return false;
+    }
+
+    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) {
+      return false;
+    }
+
+    if (hostEntity != null ? !hostEntity.equals(that.hostEntity) : that.hostEntity != null) {
+      return false;
+    }
+
+    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) {
       return false;
-    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) return false;
-    if (hostEntity != null ? !hostEntity.equals(that.hostEntity) : that.hostEntity != null) return false;
-    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) return false;
+    }
 
     return true;
   }
@@ -186,7 +210,7 @@ public class HostComponentDesiredStateEntity {
     result = 31 * result + (hostEntity != null ? hostEntity.hashCode() : 0);
     result = 31 * result + (componentName != null ? componentName.hashCode() : 0);
     result = 31 * result + (desiredState != null ? desiredState.hashCode() : 0);
-    result = 31 * result + (desiredStackVersion != null ? desiredStackVersion.hashCode() : 0);
+    result = 31 * result + (desiredStack != null ? desiredStack.hashCode() : 0);
     result = 31 * result + (serviceName != null ? serviceName.hashCode() : 0);
     return result;
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java
index 4463366..dabe98b 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostComponentStateEntity.java
@@ -18,14 +18,25 @@
 
 package org.apache.ambari.server.orm.entities;
 
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
+import javax.persistence.Id;
+import javax.persistence.IdClass;
+import javax.persistence.JoinColumn;
+import javax.persistence.JoinColumns;
+import javax.persistence.ManyToOne;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+
 import org.apache.ambari.server.state.SecurityState;
 import org.apache.ambari.server.state.State;
 import org.apache.ambari.server.state.UpgradeState;
 
-import javax.persistence.*;
-
-import static org.apache.commons.lang.StringUtils.defaultString;
-
 @IdClass(HostComponentStateEntityPK.class)
 @Table(name = "hostcomponentstate")
 @Entity
@@ -67,9 +78,12 @@ public class HostComponentStateEntity {
   @Column(name = "security_state", nullable = false, insertable = true, updatable = true)
   private SecurityState securityState = SecurityState.UNSECURED;
 
-  @Basic
-  @Column(name = "current_stack_version", nullable = false, insertable = true, updatable = true)
-  private String currentStackVersion;
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "current_stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity currentStack;
 
   @ManyToOne(cascade = CascadeType.PERSIST)
   @JoinColumns({
@@ -99,7 +113,7 @@ public class HostComponentStateEntity {
   }
 
   public String getHostName() {
-    return this.hostEntity.getHostName();
+    return hostEntity.getHostName();
   }
 
   public Long getHostId() {
@@ -138,12 +152,12 @@ public class HostComponentStateEntity {
     this.upgradeState = upgradeState;
   }
 
-  public String getCurrentStackVersion() {
-    return currentStackVersion;
+  public StackEntity getCurrentStack() {
+    return currentStack;
   }
 
-  public void setCurrentStackVersion(String currentStackVersion) {
-    this.currentStackVersion = currentStackVersion;
+  public void setCurrentStack(StackEntity currentStack) {
+    this.currentStack = currentStack;
   }
 
   public String getVersion() {
@@ -156,20 +170,40 @@ public class HostComponentStateEntity {
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     HostComponentStateEntity that = (HostComponentStateEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
-    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) return false;
-    if (currentStackVersion != null ? !currentStackVersion.equals(that.currentStackVersion) : that.currentStackVersion != null)
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) {
+      return false;
+    }
+    if (currentStack != null ? !currentStack.equals(that.currentStack)
+        : that.currentStack != null) {
+      return false;
+    }
+    if (currentState != null ? !currentState.equals(that.currentState) : that.currentState != null) {
+      return false;
+    }
+    if (upgradeState != null ? !upgradeState.equals(that.upgradeState) : that.upgradeState != null) {
+      return false;
+    }
+    if (hostEntity != null ? !hostEntity.equals(that.hostEntity) : that.hostEntity != null) {
+      return false;
+    }
+    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) {
+      return false;
+    }
+    if (version != null ? !version.equals(that.version) : that.version != null) {
       return false;
-    if (currentState != null ? !currentState.equals(that.currentState) : that.currentState != null) return false;
-    if (upgradeState != null ? !upgradeState.equals(that.upgradeState) : that.upgradeState != null) return false;
-    if (hostEntity != null ? !hostEntity.equals(that.hostEntity) : that.hostEntity != null) return false;
-    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) return false;
-    if (version != null ? !version.equals(that.version) : that.version != null) return false;
+    }
 
     return true;
   }
@@ -181,7 +215,7 @@ public class HostComponentStateEntity {
     result = 31 * result + (componentName != null ? componentName.hashCode() : 0);
     result = 31 * result + (currentState != null ? currentState.hashCode() : 0);
     result = 31 * result + (upgradeState != null ? upgradeState.hashCode() : 0);
-    result = 31 * result + (currentStackVersion != null ? currentStackVersion.hashCode() : 0);
+    result = 31 * result + (currentStack != null ? currentStack.hashCode() : 0);
     result = 31 * result + (serviceName != null ? serviceName.hashCode() : 0);
     result = 31 * result + (version != null ? version.hashCode() : 0);
     return result;

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java
index a811c16..c329f24 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostEntity.java
@@ -18,6 +18,11 @@
 
 package org.apache.ambari.server.orm.entities;
 
+import static org.apache.commons.lang.StringUtils.defaultString;
+
+import java.util.Collection;
+import java.util.Collections;
+
 import javax.persistence.Basic;
 import javax.persistence.CascadeType;
 import javax.persistence.Column;
@@ -35,10 +40,6 @@ import javax.persistence.NamedQuery;
 import javax.persistence.OneToMany;
 import javax.persistence.OneToOne;
 import javax.persistence.TableGenerator;
-import java.util.Collection;
-import java.util.Collections;
-
-import static org.apache.commons.lang.StringUtils.defaultString;
 
 @javax.persistence.Table(name = "hosts")
 @Entity
@@ -138,7 +139,7 @@ public class HostEntity implements Comparable<HostEntity> {
   )
   private Collection<ClusterEntity> clusterEntities;
 
-  @OneToOne(mappedBy = "hostEntity", cascade = CascadeType.REMOVE)
+  @OneToOne(mappedBy = "hostEntity", cascade = {CascadeType.REMOVE, CascadeType.PERSIST})
   private HostStateEntity hostStateEntity;
 
   @OneToMany(mappedBy = "host", cascade = CascadeType.REMOVE)
@@ -199,7 +200,7 @@ public class HostEntity implements Comparable<HostEntity> {
   public void setCpuCount(Integer cpuCount) {
     this.cpuCount = cpuCount;
   }
-  
+
   public Integer getPhCpuCount() {
     return phCpuCount;
   }
@@ -207,7 +208,7 @@ public class HostEntity implements Comparable<HostEntity> {
   public void setPhCpuCount(Integer phCpuCount) {
     this.phCpuCount = phCpuCount;
   }
-  
+
   public String getCpuInfo() {
     return defaultString(cpuInfo);
   }
@@ -274,22 +275,26 @@ public class HostEntity implements Comparable<HostEntity> {
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     HostEntity that = (HostEntity) o;
 
-    return this.hostId == that.hostId && this.hostName.equals(that.hostName);
+    return hostId == that.hostId && hostName.equals(that.hostName);
   }
 
   @Override
   public int hashCode() {
-    return hostId.hashCode();
+    return (null == hostId ? 0 : hostId.hashCode());
   }
 
   @Override
   public int compareTo(HostEntity other) {
-    return this.hostName.compareTo(other.hostName);
+    return hostName.compareTo(other.hostName);
   }
 
   /**
@@ -382,7 +387,7 @@ public class HostEntity implements Comparable<HostEntity> {
     return hostVersionEntities;
   }
 
-  public void setHostVersionEntities(Collection<HostVersionEntity> hostVersionEntities) { 
+  public void setHostVersionEntities(Collection<HostVersionEntity> hostVersionEntities) {
     this.hostVersionEntities = hostVersionEntities;
   }
 }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostVersionEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostVersionEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostVersionEntity.java
index 363e6be..5fb024d 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostVersionEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/HostVersionEntity.java
@@ -45,7 +45,7 @@ import org.apache.ambari.server.state.RepositoryVersionState;
 @NamedQueries({
     @NamedQuery(name = "hostVersionByClusterAndStackAndVersion", query =
         "SELECT hostVersion FROM HostVersionEntity hostVersion JOIN hostVersion.hostEntity host JOIN host.clusterEntities clusters " +
-            "WHERE clusters.clusterName=:clusterName AND hostVersion.repositoryVersion.stack=:stack AND hostVersion.repositoryVersion.version=:version"),
+            "WHERE clusters.clusterName=:clusterName AND hostVersion.repositoryVersion.stack.stackName=:stackName AND hostVersion.repositoryVersion.stack.stackVersion=:stackVersion AND hostVersion.repositoryVersion.version=:version"),
 
     @NamedQuery(name = "hostVersionByClusterAndHostname", query =
         "SELECT hostVersion FROM HostVersionEntity hostVersion JOIN hostVersion.hostEntity host JOIN host.clusterEntities clusters " +
@@ -61,7 +61,7 @@ import org.apache.ambari.server.state.RepositoryVersionState;
 
     @NamedQuery(name = "hostVersionByClusterStackVersionAndHostname", query =
         "SELECT hostVersion FROM HostVersionEntity hostVersion JOIN hostVersion.hostEntity host JOIN host.clusterEntities clusters " +
-            "WHERE clusters.clusterName=:clusterName AND hostVersion.repositoryVersion.stack=:stack AND hostVersion.repositoryVersion.version=:version AND " +
+            "WHERE clusters.clusterName=:clusterName AND hostVersion.repositoryVersion.stack.stackName=:stackName AND hostVersion.repositoryVersion.stack.stackVersion=:stackVersion AND hostVersion.repositoryVersion.version=:version AND " +
             "hostVersion.hostName=:hostName"),
 })
 public class HostVersionEntity {
@@ -106,9 +106,9 @@ public class HostVersionEntity {
    * This constructor is mainly used by the unit tests in order to construct an object without the id.
    */
   public HostVersionEntity(HostVersionEntity other) {
-    this.hostName = other.hostName;
-    this.repositoryVersion = other.repositoryVersion;
-    this.state = other.state;
+    hostName = other.hostName;
+    repositoryVersion = other.repositoryVersion;
+    state = other.state;
   }
 
   public Long getId() {
@@ -165,24 +165,48 @@ public class HostVersionEntity {
 
   @Override
   public boolean equals(Object obj) {
-    if (this == obj) return true;
-    if (obj == null) return false;
-    if (getClass() != obj.getClass()) return false;
+    if (this == obj) {
+      return true;
+    }
+    if (obj == null) {
+      return false;
+    }
+    if (getClass() != obj.getClass()) {
+      return false;
+    }
 
     HostVersionEntity other = (HostVersionEntity) obj;
     if (hostEntity == null) {
-      if (other.hostEntity != null) return false;
-    } else if (!hostEntity.equals(other.hostEntity)) return false;
+      if (other.hostEntity != null) {
+        return false;
+      }
+    } else if (!hostEntity.equals(other.hostEntity)) {
+      return false;
+    }
     if (hostName == null) {
-      if (other.hostName != null) return false;
-    } else if (!hostName.equals(other.hostName)) return false;
+      if (other.hostName != null) {
+        return false;
+      }
+    } else if (!hostName.equals(other.hostName)) {
+      return false;
+    }
     if (id == null) {
-      if (other.id != null) return false;
-    } else if (!id.equals(other.id)) return false;
+      if (other.id != null) {
+        return false;
+      }
+    } else if (!id.equals(other.id)) {
+      return false;
+    }
     if (repositoryVersion == null) {
-      if (other.repositoryVersion != null) return false;
-    } else if (!repositoryVersion.equals(other.repositoryVersion)) return false;
-    if (state != other.state) return false;
+      if (other.repositoryVersion != null) {
+        return false;
+      }
+    } else if (!repositoryVersion.equals(other.repositoryVersion)) {
+      return false;
+    }
+    if (state != other.state) {
+      return false;
+    }
     return true;
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepositoryVersionEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepositoryVersionEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepositoryVersionEntity.java
index e536f02..dd5ac0a 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepositoryVersionEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/RepositoryVersionEntity.java
@@ -27,10 +27,12 @@ import javax.persistence.Entity;
 import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
+import javax.persistence.JoinColumn;
 import javax.persistence.Lob;
 import javax.persistence.NamedQueries;
 import javax.persistence.NamedQuery;
 import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
 import javax.persistence.Table;
 import javax.persistence.TableGenerator;
 import javax.persistence.UniqueConstraint;
@@ -59,9 +61,9 @@ import com.google.inject.Provider;
     allocationSize = 1
     )
 @NamedQueries({
-  @NamedQuery(name = "repositoryVersionByDisplayName", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.displayName=:displayname"),
-  @NamedQuery(name = "repositoryVersionByStackVersion", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.stack=:stack AND repoversion.version=:version"),
-  @NamedQuery(name = "repositoryVersionByStack", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.stack=:stack")
+    @NamedQuery(name = "repositoryVersionByDisplayName", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.displayName=:displayname"),
+    @NamedQuery(name = "repositoryVersionByStackVersion", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.stack.stackName=:stackName AND repoversion.stack.stackVersion=:stackVersion AND repoversion.version=:version"),
+    @NamedQuery(name = "repositoryVersionByStack", query = "SELECT repoversion FROM RepositoryVersionEntity repoversion WHERE repoversion.stack.stackName=:stackName AND repoversion.stack.stackVersion=:stackVersion")
 })
 @StaticallyInject
 public class RepositoryVersionEntity {
@@ -76,8 +78,12 @@ public class RepositoryVersionEntity {
   @GeneratedValue(strategy = GenerationType.TABLE, generator = "repository_version_id_generator")
   private Long id;
 
-  @Column(name = "stack")
-  private String stack;
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity stack;
 
   @Column(name = "version")
   private String version;
@@ -104,7 +110,8 @@ public class RepositoryVersionEntity {
 
   }
 
-  public RepositoryVersionEntity(String stack, String version, String displayName, String upgradePackage, String operatingSystems) {
+  public RepositoryVersionEntity(StackEntity stack, String version,
+      String displayName, String upgradePackage, String operatingSystems) {
     this.stack = stack;
     this.version = version;
     this.displayName = displayName;
@@ -120,11 +127,22 @@ public class RepositoryVersionEntity {
     this.id = id;
   }
 
-  public String getStack() {
+  /**
+   * Gets the repository version's stack.
+   *
+   * @return the stack.
+   */
+  public StackEntity getStack() {
     return stack;
   }
 
-  public void setStack(String stack) {
+  /**
+   * Sets the repository version's stack.
+   *
+   * @param stack
+   *          the stack to set for the repo version (not {@code null}).
+   */
+  public void setStack(StackEntity stack) {
     this.stack = stack;
   }
 
@@ -157,7 +175,7 @@ public class RepositoryVersionEntity {
   }
 
   public void setOperatingSystems(String repositories) {
-    this.operatingSystems = repositories;
+    operatingSystems = repositories;
   }
 
   /**
@@ -186,22 +204,42 @@ public class RepositoryVersionEntity {
   }
 
   public StackId getStackId() {
-    return new StackId(stack);
+    if (null == stack) {
+      return null;
+    }
+
+    return new StackId(stack.getStackName(), stack.getStackVersion());
   }
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     RepositoryVersionEntity that = (RepositoryVersionEntity) o;
 
-    if (id != null ? !id.equals(that.id) : that.id != null) return false;
-    if (stack != null ? !stack.equals(that.stack) : that.stack != null) return false;
-    if (version != null ? !version.equals(that.version) : that.version != null) return false;
-    if (displayName != null ? !displayName.equals(that.displayName) : that.displayName != null) return false;
-    if (upgradePackage != null ? !upgradePackage.equals(that.upgradePackage) : that.upgradePackage != null) return false;
-    if (operatingSystems != null ? !operatingSystems.equals(that.operatingSystems) : that.operatingSystems != null) return false;
+    if (id != null ? !id.equals(that.id) : that.id != null) {
+      return false;
+    }
+    if (stack != null ? !stack.equals(that.stack) : that.stack != null) {
+      return false;
+    }
+    if (version != null ? !version.equals(that.version) : that.version != null) {
+      return false;
+    }
+    if (displayName != null ? !displayName.equals(that.displayName) : that.displayName != null) {
+      return false;
+    }
+    if (upgradePackage != null ? !upgradePackage.equals(that.upgradePackage) : that.upgradePackage != null) {
+      return false;
+    }
+    if (operatingSystems != null ? !operatingSystems.equals(that.operatingSystems) : that.operatingSystems != null) {
+      return false;
+    }
 
     return true;
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java
index 780f8ba..4195710 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceComponentDesiredStateEntity.java
@@ -18,13 +18,21 @@
 
 package org.apache.ambari.server.orm.entities;
 
-import org.apache.ambari.server.state.State;
-import org.apache.commons.lang.StringUtils;
-
-import javax.persistence.*;
 import java.util.Collection;
 
-import static org.apache.commons.lang.StringUtils.defaultString;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.JoinColumns;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
+
+import org.apache.ambari.server.state.State;
 
 @javax.persistence.IdClass(ServiceComponentDesiredStateEntityPK.class)
 @javax.persistence.Table(name = "servicecomponentdesiredstate")
@@ -47,9 +55,12 @@ public class ServiceComponentDesiredStateEntity {
   @Enumerated(EnumType.STRING)
   private State desiredState = State.INIT;
 
-  @Column(name = "desired_stack_version", insertable = true, updatable = true)
-  @Basic
-  private String desiredStackVersion = "";
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "desired_stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity desiredStack;
 
   @ManyToOne
   @JoinColumns({@javax.persistence.JoinColumn(name = "cluster_id", referencedColumnName = "cluster_id", nullable = false), @JoinColumn(name = "service_name", referencedColumnName = "service_name", nullable = false)})
@@ -93,27 +104,41 @@ public class ServiceComponentDesiredStateEntity {
     this.desiredState = desiredState;
   }
 
-  public String getDesiredStackVersion() {
-    return defaultString(desiredStackVersion);
+  public StackEntity getDesiredStack() {
+    return desiredStack;
   }
 
-  public void setDesiredStackVersion(String desiredStackVersion) {
-    this.desiredStackVersion = desiredStackVersion;
+  public void setDesiredStack(StackEntity desiredStack) {
+    this.desiredStack = desiredStack;
   }
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     ServiceComponentDesiredStateEntity that = (ServiceComponentDesiredStateEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
-    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) return false;
-    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) return false;
-    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) return false;
-    if (desiredStackVersion != null ? !desiredStackVersion.equals(that.desiredStackVersion) : that.desiredStackVersion != null)
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+    if (componentName != null ? !componentName.equals(that.componentName) : that.componentName != null) {
+      return false;
+    }
+    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) {
+      return false;
+    }
+    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) {
+      return false;
+    }
+    if (desiredStack != null ? !desiredStack.equals(that.desiredStack)
+        : that.desiredStack != null) {
       return false;
+    }
     return true;
   }
 
@@ -123,7 +148,7 @@ public class ServiceComponentDesiredStateEntity {
     result = 31 * result + (serviceName != null ? serviceName.hashCode() : 0);
     result = 31 * result + (componentName != null ? componentName.hashCode() : 0);
     result = 31 * result + (desiredState != null ? desiredState.hashCode() : 0);
-    result = 31 * result + (desiredStackVersion != null ? desiredStackVersion.hashCode() : 0);
+    result = 31 * result + (desiredStack != null ? desiredStack.hashCode() : 0);
 
     return result;
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceConfigEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceConfigEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceConfigEntity.java
index ec6bd9f..86b919f 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceConfigEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceConfigEntity.java
@@ -18,8 +18,9 @@
 
 package org.apache.ambari.server.orm.entities;
 
+import java.util.List;
+
 import javax.persistence.Basic;
-import javax.persistence.CascadeType;
 import javax.persistence.CollectionTable;
 import javax.persistence.Column;
 import javax.persistence.ElementCollection;
@@ -31,11 +32,9 @@ import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
 import javax.persistence.ManyToOne;
-import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
 import javax.persistence.Table;
 import javax.persistence.TableGenerator;
-import java.util.Collection;
-import java.util.List;
 
 @Entity
 @Table(name = "serviceconfig")
@@ -96,6 +95,13 @@ public class ServiceConfigEntity {
   @JoinColumn(name = "cluster_id", referencedColumnName = "cluster_id", nullable = false)
   private ClusterEntity clusterEntity;
 
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity stack;
+
   public Long getServiceConfigId() {
     return serviceConfigId;
   }
@@ -125,7 +131,7 @@ public class ServiceConfigEntity {
   }
 
   public void setCreateTimestamp(Long create_timestamp) {
-    this.createTimestamp = create_timestamp;
+    createTimestamp = create_timestamp;
   }
 
   public List<ClusterConfigEntity> getClusterConfigEntities() {
@@ -183,4 +189,23 @@ public class ServiceConfigEntity {
   public void setHostNames(List<String> hostNames) {
     this.hostNames = hostNames;
   }
+
+  /**
+   * Gets the service configuration's stack.
+   *
+   * @return the stack.
+   */
+  public StackEntity getStack() {
+    return stack;
+  }
+
+  /**
+   * Sets the service configuration's stack.
+   *
+   * @param stack
+   *          the stack to set for the service configuration (not {@code null}).
+   */
+  public void setStack(StackEntity stack) {
+    this.stack = stack;
+  }
 }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceDesiredStateEntity.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceDesiredStateEntity.java b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceDesiredStateEntity.java
index 2d2c386..6cb3dde 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceDesiredStateEntity.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ServiceDesiredStateEntity.java
@@ -18,12 +18,18 @@
 
 package org.apache.ambari.server.orm.entities;
 
+import javax.persistence.Basic;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+
 import org.apache.ambari.server.state.MaintenanceState;
 import org.apache.ambari.server.state.SecurityState;
 import org.apache.ambari.server.state.State;
-import org.apache.commons.lang.StringUtils;
-
-import javax.persistence.*;
 
 @javax.persistence.IdClass(ServiceDesiredStateEntityPK.class)
 @javax.persistence.Table(name = "servicedesiredstate")
@@ -46,14 +52,17 @@ public class ServiceDesiredStateEntity {
   @Basic
   private int desiredHostRoleMapping = 0;
 
-  @Column(name = "desired_stack_version", insertable = true, updatable = true)
-  @Basic
-  private String desiredStackVersion = "";
+  /**
+   * Unidirectional one-to-one association to {@link StackEntity}
+   */
+  @OneToOne
+  @JoinColumn(name = "desired_stack_id", unique = false, nullable = false, insertable = true, updatable = true)
+  private StackEntity desiredStack;
 
   @Column(name = "maintenance_state", nullable = false, insertable = true, updatable = true)
   @Enumerated(value = EnumType.STRING)
   private MaintenanceState maintenanceState = MaintenanceState.OFF;
-  
+
   @Column(name = "security_state", nullable = false, insertable = true, updatable = true)
   @Enumerated(value = EnumType.STRING)
   private SecurityState securityState = SecurityState.UNSECURED;
@@ -98,18 +107,18 @@ public class ServiceDesiredStateEntity {
     this.desiredHostRoleMapping = desiredHostRoleMapping;
   }
 
-  public String getDesiredStackVersion() {
-    return StringUtils.defaultString(desiredStackVersion);
+  public StackEntity getDesiredStack() {
+    return desiredStack;
   }
 
-  public void setDesiredStackVersion(String desiredStackVersion) {
-    this.desiredStackVersion = desiredStackVersion;
+  public void setDesiredStack(StackEntity desiredStack) {
+    this.desiredStack = desiredStack;
   }
-  
+
   public MaintenanceState getMaintenanceState() {
     return maintenanceState;
-  }  
-  
+  }
+
   public void setMaintenanceState(MaintenanceState state) {
     maintenanceState = state;
   }
@@ -124,17 +133,35 @@ public class ServiceDesiredStateEntity {
 
   @Override
   public boolean equals(Object o) {
-    if (this == o) return true;
-    if (o == null || getClass() != o.getClass()) return false;
+    if (this == o) {
+      return true;
+    }
+
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
 
     ServiceDesiredStateEntity that = (ServiceDesiredStateEntity) o;
 
-    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) return false;
-    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) return false;
-    if (desiredHostRoleMapping != that.desiredHostRoleMapping) return false;
-    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) return false;
-    if (desiredStackVersion != null ? !desiredStackVersion.equals(that.desiredStackVersion) : that.desiredStackVersion != null)
+    if (clusterId != null ? !clusterId.equals(that.clusterId) : that.clusterId != null) {
+      return false;
+    }
+
+    if (desiredState != null ? !desiredState.equals(that.desiredState) : that.desiredState != null) {
+      return false;
+    }
+
+    if (desiredHostRoleMapping != that.desiredHostRoleMapping) {
+      return false;
+    }
+
+    if (serviceName != null ? !serviceName.equals(that.serviceName) : that.serviceName != null) {
+      return false;
+    }
+
+    if (desiredStack != null ? !desiredStack.equals(that.desiredStack) : that.desiredStack != null) {
       return false;
+    }
     return true;
   }
 
@@ -144,7 +171,7 @@ public class ServiceDesiredStateEntity {
     result = 31 * result + (serviceName != null ? serviceName.hashCode() : 0);
     result = 31 * result + (desiredState != null ? desiredState.hashCode() : 0);
     result = 31 * result + desiredHostRoleMapping;
-    result = 31 * result + (desiredStackVersion != null ? desiredStackVersion.hashCode() : 0);
+    result = 31 * result + (desiredStack != null ? desiredStack.hashCode() : 0);
     return result;
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/serveraction/upgrades/FinalizeUpgradeAction.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/serveraction/upgrades/FinalizeUpgradeAction.java b/ambari-server/src/main/java/org/apache/ambari/server/serveraction/upgrades/FinalizeUpgradeAction.java
index fc9774b..472953c 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/serveraction/upgrades/FinalizeUpgradeAction.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/serveraction/upgrades/FinalizeUpgradeAction.java
@@ -51,9 +51,9 @@ import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.UpgradeState;
 import org.apache.ambari.server.state.svccomphost.ServiceComponentHostSummary;
 import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang.text.StrBuilder;
 
 import com.google.inject.Inject;
-import org.apache.commons.lang.text.StrBuilder;
 
 /**
  * Action that represents finalizing the Upgrade by completing any database changes.
@@ -122,8 +122,7 @@ public class FinalizeUpgradeAction extends AbstractServerAction {
 
       Cluster cluster = clusters.getCluster(clusterName);
 
-      StackId stack = cluster.getCurrentStackVersion();
-      String stackId = stack.getStackId();
+      StackId stackId = cluster.getCurrentStackVersion();
       ClusterVersionEntity upgradingClusterVersion = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName,
           stackId, version);
 
@@ -153,7 +152,8 @@ public class FinalizeUpgradeAction extends AbstractServerAction {
             // It is possible that the host version has a state of INSTALLED and it never changed if the host only has
             // components that do not advertise a version.
             HostEntity host = hostVersion.getHostEntity();
-            ServiceComponentHostSummary hostSummary = new ServiceComponentHostSummary(ambariMetaInfo, host, stack);
+            ServiceComponentHostSummary hostSummary = new ServiceComponentHostSummary(
+                ambariMetaInfo, host, stackId);
             if (hostSummary.haveAllComponentsFinishedAdvertisingVersion()){
               isStateCorrect = true;
               atLeastOneHostInInstalledState = true;
@@ -179,11 +179,12 @@ public class FinalizeUpgradeAction extends AbstractServerAction {
         throw new AmbariException(message);
       }
 
-      checkHostComponentVesions(cluster, version, stack);
+      checkHostComponentVesions(cluster, version, stackId);
 
       // May need to first transition to UPGRADED
       if (atLeastOneHostInInstalledState) {
-        cluster.transitionClusterVersion(stackId, version, RepositoryVersionState.UPGRADED);
+        cluster.transitionClusterVersion(stackId, version,
+            RepositoryVersionState.UPGRADED);
         upgradingClusterVersion = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName,
             stackId, version);
       }
@@ -210,7 +211,8 @@ public class FinalizeUpgradeAction extends AbstractServerAction {
       cluster.mapHostVersions(hostsToUpdate, upgradingClusterVersion, RepositoryVersionState.CURRENT);
 
       outSB.append(String.format("Will finalize the version for cluster %s.\n", clusterName));
-      cluster.transitionClusterVersion(stackId, version, RepositoryVersionState.CURRENT);
+      cluster.transitionClusterVersion(stackId, version,
+          RepositoryVersionState.CURRENT);
 
       outSB.append("Upgrade was successful!\n");
       return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", outSB.toString(), errSB.toString());
@@ -278,7 +280,7 @@ public class FinalizeUpgradeAction extends AbstractServerAction {
       Set<String> badHosts = new HashSet<String>();
       for (String badVersion : badVersions) {
         List<HostVersionEntity> hostVersions = hostVersionDAO.findByClusterStackAndVersion(
-            clusterName, stackId.getStackId(), badVersion);
+            clusterName, stackId, badVersion);
 
         for (HostVersionEntity hostVersion : hostVersions) {
           badHosts.add(hostVersion.getHostName());

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/Cluster.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/Cluster.java b/ambari-server/src/main/java/org/apache/ambari/server/state/Cluster.java
index b10157a..847e349 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/Cluster.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/Cluster.java
@@ -187,25 +187,37 @@ public interface Cluster {
   public void recalculateAllClusterVersionStates() throws AmbariException;
 
   /**
-   * Create a cluster version for the given stack and version, whose initial state must either
-   * be either {@link RepositoryVersionState#UPGRADING} (if no other cluster version exists) or
-   * {@link RepositoryVersionState#INSTALLING} (if at exactly one CURRENT cluster version already exists).
-   * @param stack Stack name
-   * @param version Stack version
-   * @param userName User performing the operation
-   * @param state Initial state
+   * Create a cluster version for the given stack and version, whose initial
+   * state must either be either {@link RepositoryVersionState#UPGRADING} (if no
+   * other cluster version exists) or {@link RepositoryVersionState#INSTALLING}
+   * (if at exactly one CURRENT cluster version already exists).
+   *
+   * @param stackId
+   *          Stack ID
+   * @param version
+   *          Stack version
+   * @param userName
+   *          User performing the operation
+   * @param state
+   *          Initial state
    * @throws AmbariException
    */
-  public void createClusterVersion(String stack, String version, String userName, RepositoryVersionState state) throws AmbariException;
+  public void createClusterVersion(StackId stackId, String version,
+      String userName, RepositoryVersionState state) throws AmbariException;
 
   /**
    * Transition an existing cluster version from one state to another.
-   * @param stack Stack name
-   * @param version Stack version
-   * @param state Desired state
+   * 
+   * @param stackId
+   *          Stack ID
+   * @param version
+   *          Stack version
+   * @param state
+   *          Desired state
    * @throws AmbariException
    */
-  public void transitionClusterVersion(String stack, String version, RepositoryVersionState state) throws AmbariException;
+  public void transitionClusterVersion(StackId stackId, String version,
+      RepositoryVersionState state) throws AmbariException;
 
   /**
    * Gets whether the cluster is still initializing or has finished with its

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/Clusters.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/Clusters.java b/ambari-server/src/main/java/org/apache/ambari/server/state/Clusters.java
index 8676521..80ac6a7 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/Clusters.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/Clusters.java
@@ -18,11 +18,12 @@
 
 package org.apache.ambari.server.state;
 
-import org.apache.ambari.server.AmbariException;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
+import org.apache.ambari.server.AmbariException;
+
 /**
  * Single entity that tracks all clusters and hosts that are managed
  * by the Ambari server
@@ -31,9 +32,13 @@ public interface Clusters {
 
   /**
    * Add a new Cluster
+   * 
    * @param clusterName
+   *          the cluster name (not {@code null}).
+   * @param stackId
+   *          the stack for the cluster (not {@code null}).
    */
-  public void addCluster(String clusterName)
+  public void addCluster(String clusterName, StackId stackId)
       throws AmbariException;
 
   /**

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/ConfigImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/ConfigImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/ConfigImpl.java
index 0211b68..5176d69 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/ConfigImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/ConfigImpl.java
@@ -18,7 +18,11 @@
 
 package org.apache.ambari.server.state;
 
-import java.util.*;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 import org.apache.ambari.server.orm.dao.ClusterDAO;
 import org.apache.ambari.server.orm.dao.ServiceConfigDAO;
@@ -31,7 +35,6 @@ import com.google.inject.Injector;
 import com.google.inject.assistedinject.Assisted;
 import com.google.inject.assistedinject.AssistedInject;
 import com.google.inject.persist.Transactional;
-import org.apache.ambari.server.orm.entities.ServiceConfigEntity;
 
 public class ConfigImpl implements Config {
   public static final String GENERATED_TAG_PREFIX = "generatedTag_";
@@ -50,25 +53,25 @@ public class ConfigImpl implements Config {
   private Gson gson;
   @Inject
   private ServiceConfigDAO serviceConfigDAO;
-  
+
 
   @AssistedInject
-  public ConfigImpl(@Assisted Cluster cluster, @Assisted String type, @Assisted Map<String, String> properties, 
+  public ConfigImpl(@Assisted Cluster cluster, @Assisted String type, @Assisted Map<String, String> properties,
       @Assisted Map<String, Map<String, String>> propertiesAttributes, Injector injector) {
     this.cluster = cluster;
     this.type = type;
     this.properties = properties;
     this.propertiesAttributes = propertiesAttributes;
     injector.injectMembers(this);
-    
+
   }
-  
+
   @AssistedInject
   public ConfigImpl(@Assisted Cluster cluster, @Assisted ClusterConfigEntity entity, Injector injector) {
     this.cluster = cluster;
-    this.type = entity.getType();
-    this.tag = entity.getTag();
-    this.version = entity.getVersion();
+    type = entity.getType();
+    tag = entity.getTag();
+    version = entity.getVersion();
     this.entity = entity;
     injector.injectMembers(this);
   }
@@ -87,7 +90,7 @@ public class ConfigImpl implements Config {
 
   @Override
   public synchronized String getTag() {
-    if (this.tag == null) {
+    if (tag == null) {
       tag = GENERATED_TAG_PREFIX + getVersion();
     }
     return tag;
@@ -95,8 +98,8 @@ public class ConfigImpl implements Config {
 
   @Override
   public synchronized Long getVersion() {
-    if (this.version == null && cluster != null) {
-      this.version = cluster.getNextConfigVersion(type);
+    if (version == null && cluster != null) {
+      version = cluster.getNextConfigVersion(type);
     }
     return version;
   }
@@ -104,9 +107,9 @@ public class ConfigImpl implements Config {
   @Override
   public synchronized Map<String, String> getProperties() {
     if (null != entity && null == properties) {
-      
+
       properties = gson.<Map<String, String>>fromJson(entity.getData(), Map.class);
-      
+
     }
     return null == properties ? new HashMap<String, String>()
         : new HashMap<String, String>(properties);
@@ -159,11 +162,11 @@ public class ConfigImpl implements Config {
       this.properties.remove(key);
     }
   }
-  
+
   @Transactional
   @Override
   public synchronized void persist() {
-    
+
     ClusterEntity clusterEntity = clusterDAO.findById(cluster.getClusterId());
 
     ClusterConfigEntity entity = new ClusterConfigEntity();
@@ -173,7 +176,8 @@ public class ConfigImpl implements Config {
     entity.setVersion(getVersion());
     entity.setTag(getTag());
     entity.setTimestamp(new Date().getTime());
-    
+    entity.setStack(clusterEntity.getDesiredStack());
+
     entity.setData(gson.toJson(getProperties()));
     if (null != getPropertiesAttributes()) {
       entity.setAttributes(gson.toJson(getPropertiesAttributes()));

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java
index 73ed25e..9e84353 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java
@@ -24,7 +24,6 @@ import java.util.Map.Entry;
 import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
-import com.google.inject.ProvisionException;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.ObjectNotFoundException;
 import org.apache.ambari.server.ServiceComponentHostNotFoundException;
@@ -33,6 +32,7 @@ import org.apache.ambari.server.controller.ServiceComponentResponse;
 import org.apache.ambari.server.orm.dao.ClusterServiceDAO;
 import org.apache.ambari.server.orm.dao.HostComponentDesiredStateDAO;
 import org.apache.ambari.server.orm.dao.ServiceComponentDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterServiceEntity;
 import org.apache.ambari.server.orm.entities.ClusterServiceEntityPK;
 import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity;
@@ -40,13 +40,14 @@ import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntityPK;
 import org.apache.ambari.server.orm.entities.HostComponentStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.cluster.ClusterImpl;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
+import com.google.inject.ProvisionException;
 import com.google.inject.assistedinject.Assisted;
 import com.google.inject.assistedinject.AssistedInject;
 import com.google.inject.persist.Transactional;
@@ -62,8 +63,6 @@ public class ServiceComponentImpl implements ServiceComponent {
   private final boolean isMasterComponent;
   boolean persisted = false;
   @Inject
-  private Gson gson;
-  @Inject
   private ServiceComponentDesiredStateDAO serviceComponentDesiredStateDAO;
   @Inject
   private ClusterServiceDAO clusterServiceDAO;
@@ -76,6 +75,12 @@ public class ServiceComponentImpl implements ServiceComponent {
   private ServiceComponentDesiredStateEntity desiredStateEntity;
   private Map<String, ServiceComponentHost> hostComponents;
 
+  /**
+   * Data access object used for lookup up stacks.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
   @AssistedInject
   public ServiceComponentImpl(@Assisted Service service,
                               @Assisted String componentName, Injector injector) throws AmbariException {
@@ -348,15 +353,20 @@ public class ServiceComponentImpl implements ServiceComponent {
   public StackId getDesiredStackVersion() {
     readWriteLock.readLock().lock();
     try {
-      return gson.fromJson(desiredStateEntity.getDesiredStackVersion(),
-          StackId.class);
+      StackEntity stackEntity = desiredStateEntity.getDesiredStack();
+      if (null != stackEntity) {
+        return new StackId(stackEntity.getStackName(),
+            stackEntity.getStackVersion());
+      } else {
+        return null;
+      }
     } finally {
       readWriteLock.readLock().unlock();
     }
   }
 
   @Override
-  public void setDesiredStackVersion(StackId stackVersion) {
+  public void setDesiredStackVersion(StackId stack) {
     readWriteLock.writeLock().lock();
     try {
       if (LOG.isDebugEnabled()) {
@@ -365,9 +375,13 @@ public class ServiceComponentImpl implements ServiceComponent {
             + service.getCluster().getClusterId() + ", serviceName="
             + service.getName() + ", serviceComponentName=" + getName()
             + ", oldDesiredStackVersion=" + getDesiredStackVersion()
-            + ", newDesiredStackVersion=" + stackVersion);
+            + ", newDesiredStackVersion=" + stack);
       }
-      desiredStateEntity.setDesiredStackVersion(gson.toJson(stackVersion));
+
+      StackEntity stackEntity = stackDAO.find(stack.getStackName(),
+          stack.getStackVersion());
+
+      desiredStateEntity.setDesiredStack(stackEntity);
       saveIfPersisted();
     } finally {
       readWriteLock.writeLock().unlock();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java
index c8018a0..f7a59dc 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java
@@ -34,15 +34,16 @@ import org.apache.ambari.server.events.publishers.AmbariEventPublisher;
 import org.apache.ambari.server.orm.dao.ClusterDAO;
 import org.apache.ambari.server.orm.dao.ClusterServiceDAO;
 import org.apache.ambari.server.orm.dao.ServiceDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
 import org.apache.ambari.server.orm.entities.ClusterServiceEntity;
 import org.apache.ambari.server.orm.entities.ClusterServiceEntityPK;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
 import com.google.inject.ProvisionException;
@@ -67,8 +68,6 @@ public class ServiceImpl implements Service {
   private final boolean isClientOnlyService;
 
   @Inject
-  Gson gson;
-  @Inject
   private ClusterServiceDAO clusterServiceDAO;
   @Inject
   private ServiceDesiredStateDAO serviceDesiredStateDAO;
@@ -80,6 +79,12 @@ public class ServiceImpl implements Service {
   private AmbariMetaInfo ambariMetaInfo;
 
   /**
+   * Data access object for retrieving stack instances.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
+  /**
    * Used to publish events relating to service CRUD operations.
    */
   @Inject
@@ -338,15 +343,19 @@ public class ServiceImpl implements Service {
   public StackId getDesiredStackVersion() {
     readWriteLock.readLock().lock();
     try {
-      return gson.fromJson(serviceDesiredStateEntity.getDesiredStackVersion(),
-          StackId.class);
+      StackEntity desiredStackEntity = serviceDesiredStateEntity.getDesiredStack();
+      if( null != desiredStackEntity ) {
+        return new StackId(desiredStackEntity);
+      } else {
+        return null;
+      }
     } finally {
       readWriteLock.readLock().unlock();
     }
   }
 
   @Override
-  public void setDesiredStackVersion(StackId stackVersion) {
+  public void setDesiredStackVersion(StackId stack) {
     readWriteLock.writeLock().lock();
     try {
       if (LOG.isDebugEnabled()) {
@@ -354,9 +363,11 @@ public class ServiceImpl implements Service {
             + cluster.getClusterName() + ", clusterId="
             + cluster.getClusterId() + ", serviceName=" + getName()
             + ", oldDesiredStackVersion=" + getDesiredStackVersion()
-            + ", newDesiredStackVersion=" + stackVersion);
+            + ", newDesiredStackVersion=" + stack);
       }
-      serviceDesiredStateEntity.setDesiredStackVersion(gson.toJson(stackVersion));
+
+      StackEntity stackEntity = stackDAO.find(stack.getStackName(), stack.getStackVersion());
+      serviceDesiredStateEntity.setDesiredStack(stackEntity);
       saveIfPersisted();
     } finally {
       readWriteLock.writeLock().unlock();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/StackId.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/StackId.java b/ambari-server/src/main/java/org/apache/ambari/server/state/StackId.java
index 0be39c1..80aed71 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/StackId.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/StackId.java
@@ -18,6 +18,7 @@
 
 package org.apache.ambari.server.state;
 
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.utils.VersionUtils;
 
 public class StackId implements Comparable<StackId> {
@@ -28,8 +29,8 @@ public class StackId implements Comparable<StackId> {
   private String stackVersion;
 
   public StackId() {
-    this.stackName = "";
-    this.stackVersion = "";
+    stackName = "";
+    stackVersion = "";
   }
 
   public StackId(String stackId) {
@@ -37,14 +38,18 @@ public class StackId implements Comparable<StackId> {
   }
 
   public StackId(StackInfo stackInfo) {
-    this.stackName = stackInfo.getName();
-    this.stackVersion = stackInfo.getVersion();
+    stackName = stackInfo.getName();
+    stackVersion = stackInfo.getVersion();
   }
 
   public StackId(String stackName, String stackVersion) {
     this(stackName + NAME_SEPARATOR + stackVersion);
   }
 
+  public StackId(StackEntity stackEntity) {
+    this(stackEntity.getStackName(), stackEntity.getStackVersion());
+  }
+
   /**
    * @return the stackName
    */
@@ -115,6 +120,7 @@ public class StackId implements Comparable<StackId> {
     return returnValue;
   }
 
+  @Override
   public String toString() {
     return getStackId();
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java
index 1a8bf43..9643fe1 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java
@@ -64,6 +64,7 @@ import org.apache.ambari.server.orm.dao.HostDAO;
 import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.dao.ServiceConfigDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.dao.UpgradeDAO;
 import org.apache.ambari.server.orm.entities.ClusterConfigEntity;
 import org.apache.ambari.server.orm.entities.ClusterConfigMappingEntity;
@@ -81,6 +82,7 @@ import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.orm.entities.RequestScheduleEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ServiceConfigEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.security.authorization.AuthorizationHelper;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.ClusterHealthReport;
@@ -119,7 +121,6 @@ import com.google.common.collect.HashMultimap;
 import com.google.common.collect.ListMultimap;
 import com.google.common.collect.Multimap;
 import com.google.common.collect.Sets;
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
 import com.google.inject.assistedinject.Assisted;
@@ -196,8 +197,6 @@ public class ClusterImpl implements Cluster {
   @Inject
   private ConfigFactory configFactory;
   @Inject
-  private Gson gson;
-  @Inject
   private HostConfigMappingDAO hostConfigMappingDAO;
   @Inject
   private ConfigGroupFactory configGroupFactory;
@@ -232,6 +231,12 @@ public class ClusterImpl implements Cluster {
   @Inject
   private AmbariSessionManager sessionManager;
 
+  /**
+   * Data access object used for looking up stacks from the database.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
   private volatile boolean svcHostsLoaded = false;
 
   private volatile Multimap<String, String> serviceConfigTypes;
@@ -246,8 +251,9 @@ public class ClusterImpl implements Cluster {
       Map<String, Map<String, ServiceComponentHost>>>();
     serviceComponentHostsByHost = new HashMap<String,
       List<ServiceComponentHost>>();
-    desiredStackVersion = gson.fromJson(
-      clusterEntity.getDesiredStackVersion(), StackId.class);
+
+    desiredStackVersion = new StackId(clusterEntity.getDesiredStack());
+
     allConfigs = new HashMap<String, Map<String, Config>>();
     if (!clusterEntity.getClusterConfigEntities().isEmpty()) {
       for (ClusterConfigEntity entity : clusterEntity.getClusterConfigEntities()) {
@@ -876,17 +882,21 @@ public class ClusterImpl implements Cluster {
   }
 
   @Override
-  public void setDesiredStackVersion(StackId stackVersion) throws AmbariException {
+  public void setDesiredStackVersion(StackId stackId) throws AmbariException {
     clusterGlobalLock.writeLock().lock();
     try {
       if (LOG.isDebugEnabled()) {
         LOG.debug("Changing DesiredStackVersion of Cluster" + ", clusterName="
             + getClusterName() + ", clusterId=" + getClusterId()
             + ", currentDesiredStackVersion=" + desiredStackVersion
-            + ", newDesiredStackVersion=" + stackVersion);
+            + ", newDesiredStackVersion=" + stackId);
       }
-      desiredStackVersion = stackVersion;
-      clusterEntity.setDesiredStackVersion(gson.toJson(stackVersion));
+
+      desiredStackVersion = stackId;
+      StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+          stackId.getStackVersion());
+
+      clusterEntity.setDesiredStack(stackEntity);
       clusterDAO.merge(clusterEntity);
       loadServiceConfigTypes();
     } finally {
@@ -900,10 +910,8 @@ public class ClusterImpl implements Cluster {
     try {
       ClusterStateEntity clusterStateEntity = clusterEntity.getClusterStateEntity();
       if (clusterStateEntity != null) {
-        String stackVersion = clusterStateEntity.getCurrentStackVersion();
-        if (stackVersion != null && !stackVersion.isEmpty()) {
-          return gson.fromJson(stackVersion, StackId.class);
-        }
+        StackEntity currentStackEntity = clusterStateEntity.getCurrentStack();
+        return new StackId(currentStackEntity);
       }
       return null;
     } finally {
@@ -1008,10 +1016,12 @@ public class ClusterImpl implements Cluster {
 
     clusterGlobalLock.writeLock().lock();
     try {
+      StackEntity repoVersionStackEntity = currentClusterVersion.getRepositoryVersion().getStack();
+      StackId repoVersionStackId = new StackId(repoVersionStackEntity);
+
       Map<String, HostVersionEntity> existingHostToHostVersionEntity = new HashMap<String, HostVersionEntity>();
       List<HostVersionEntity> existingHostVersionEntities = hostVersionDAO.findByClusterStackAndVersion(
-          getClusterName(),
-          currentClusterVersion.getRepositoryVersion().getStack(),
+          getClusterName(), repoVersionStackId,
           currentClusterVersion.getRepositoryVersion().getVersion());
 
       if (existingHostVersionEntities != null) {
@@ -1091,9 +1101,11 @@ public class ClusterImpl implements Cluster {
 
     clusterGlobalLock.writeLock().lock();
     try {
+      StackEntity repoVersionStackEntity = sourceClusterVersion.getRepositoryVersion().getStack();
+      StackId repoVersionStackId = new StackId(repoVersionStackEntity);
+
       List<HostVersionEntity> existingHostVersionEntities = hostVersionDAO.findByClusterStackAndVersion(
-          getClusterName(),
-          sourceClusterVersion.getRepositoryVersion().getStack(),
+          getClusterName(), repoVersionStackId,
           sourceClusterVersion.getRepositoryVersion().getVersion());
 
       if (existingHostVersionEntities != null) {
@@ -1203,7 +1215,7 @@ public class ClusterImpl implements Cluster {
       // Part 1, bootstrap cluster version if necessary.
 
       ClusterVersionEntity clusterVersion = clusterVersionDAO.findByClusterAndStackAndVersion(
-          getClusterName(), stackId.getStackId(), repositoryVersion);
+          getClusterName(), stackId, repositoryVersion);
 
       if (clusterVersion == null) {
         if (clusterVersionDAO.findByCluster(getClusterName()).isEmpty()) {
@@ -1213,12 +1225,12 @@ public class ClusterImpl implements Cluster {
           // which can happen if the first HostComponentState to trigger this method
           // cannot advertise a version.
           createClusterVersionInternal(
-              stackId.getStackId(),
+              stackId,
               repositoryVersion,
               AuthorizationHelper.getAuthenticatedName(configuration.getAnonymousAuditName()),
               RepositoryVersionState.UPGRADING);
           clusterVersion = clusterVersionDAO.findByClusterAndStackAndVersion(
-              getClusterName(), stackId.getStackId(), repositoryVersion);
+              getClusterName(), stackId, repositoryVersion);
 
           if (clusterVersion == null) {
             LOG.warn(String.format(
@@ -1251,7 +1263,7 @@ public class ClusterImpl implements Cluster {
       for (Host host : hosts.values()) {
         String hostName = host.getHostName();
         HostVersionEntity hostVersion = hostVersionDAO.findByClusterStackVersionAndHost(
-            getClusterName(), stackId.getStackId(), repositoryVersion, hostName);
+            getClusterName(), stackId, repositoryVersion, hostName);
 
         if (hostVersion == null) {
           // This host either has not had a chance to heartbeat yet with its
@@ -1303,7 +1315,7 @@ public class ClusterImpl implements Cluster {
         // Any mismatch will be caught while transitioning, and raise an
         // exception.
         try {
-          transitionClusterVersion(stackId.getStackId(), repositoryVersion,
+          transitionClusterVersion(stackId, repositoryVersion,
               effectiveClusterVersionState);
         } catch (AmbariException e) {
           ;
@@ -1324,7 +1336,12 @@ public class ClusterImpl implements Cluster {
   @Override
   @Transactional
   public HostVersionEntity transitionHostVersionState(HostEntity host, final RepositoryVersionEntity repositoryVersion, final StackId stack) throws AmbariException {
-    HostVersionEntity hostVersionEntity = hostVersionDAO.findByClusterStackVersionAndHost(getClusterName(), repositoryVersion.getStack(), repositoryVersion.getVersion(), host.getHostName());
+    StackEntity repoVersionStackEntity = repositoryVersion.getStack();
+    StackId repoVersionStackId = new StackId(repoVersionStackEntity);
+
+    HostVersionEntity hostVersionEntity = hostVersionDAO.findByClusterStackVersionAndHost(
+        getClusterName(), repoVersionStackId, repositoryVersion.getVersion(),
+        host.getHostName());
 
     hostTransitionStateWriteLock.lock();
     try {
@@ -1387,10 +1404,11 @@ public class ClusterImpl implements Cluster {
   }
 
   @Override
-  public void createClusterVersion(String stack, String version, String userName, RepositoryVersionState state) throws AmbariException {
+  public void createClusterVersion(StackId stackId, String version,
+      String userName, RepositoryVersionState state) throws AmbariException {
     clusterGlobalLock.writeLock().lock();
     try {
-      createClusterVersionInternal(stack, version, userName, state);
+      createClusterVersionInternal(stackId, version, userName, state);
     } finally {
       clusterGlobalLock.writeLock().unlock();
     }
@@ -1401,7 +1419,8 @@ public class ClusterImpl implements Cluster {
    *
    * This method is intended to be called only when cluster lock is already acquired.
    */
-  private void createClusterVersionInternal(String stack, String version, String userName, RepositoryVersionState state) throws AmbariException {
+  private void createClusterVersionInternal(StackId stackId, String version,
+      String userName, RepositoryVersionState state) throws AmbariException {
     Set<RepositoryVersionState> allowedStates = new HashSet<RepositoryVersionState>();
     Collection<ClusterVersionEntity> allClusterVersions = getAllClusterVersions();
     if (allClusterVersions == null || allClusterVersions.isEmpty()) {
@@ -1414,15 +1433,20 @@ public class ClusterImpl implements Cluster {
       throw new AmbariException("The allowed state for a new cluster version must be within " + allowedStates);
     }
 
-    ClusterVersionEntity existing = clusterVersionDAO.findByClusterAndStackAndVersion(getClusterName(), stack, version);
+    ClusterVersionEntity existing = clusterVersionDAO.findByClusterAndStackAndVersion(
+        getClusterName(), stackId, version);
     if (existing != null) {
-      throw new DuplicateResourceException("Duplicate item, a cluster version with stack=" + stack + ", version=" +
+      throw new DuplicateResourceException(
+          "Duplicate item, a cluster version with stack=" + stackId
+              + ", version=" +
           version + " for cluster " + getClusterName() + " already exists");
     }
 
-    RepositoryVersionEntity repositoryVersionEntity = repositoryVersionDAO.findByStackAndVersion(stack, version);
+    RepositoryVersionEntity repositoryVersionEntity = repositoryVersionDAO.findByStackAndVersion(
+        stackId, version);
     if (repositoryVersionEntity == null) {
-      LOG.warn("Could not find repository version for stack=" + stack + ", version=" + version);
+      LOG.warn("Could not find repository version for stack=" + stackId
+          + ", version=" + version);
       return;
     }
 
@@ -1432,23 +1456,28 @@ public class ClusterImpl implements Cluster {
 
   /**
    * Transition an existing cluster version from one state to another.
-   * @param stack Stack name
-   * @param version Stack version
-   * @param state Desired state
+   *
+   * @param stackId
+   *          Stack ID
+   * @param version
+   *          Stack version
+   * @param state
+   *          Desired state
    * @throws AmbariException
    */
   @Override
   @Transactional
-  public void transitionClusterVersion(String stack, String version, RepositoryVersionState state) throws AmbariException {
+  public void transitionClusterVersion(StackId stackId, String version,
+      RepositoryVersionState state) throws AmbariException {
     Set<RepositoryVersionState> allowedStates = new HashSet<RepositoryVersionState>();
     clusterGlobalLock.writeLock().lock();
     try {
       ClusterVersionEntity existingClusterVersion = clusterVersionDAO.findByClusterAndStackAndVersion(
-          getClusterName(), stack, version);
+          getClusterName(), stackId, version);
       if (existingClusterVersion == null) {
         throw new AmbariException(
             "Existing cluster version not found for cluster="
-                + getClusterName() + ", stack=" + stack + ", version="
+                + getClusterName() + ", stack=" + stackId + ", version="
                 + version);
       }
 
@@ -1547,7 +1576,7 @@ public class ClusterImpl implements Cluster {
         }
       }
     } catch (RollbackException e) {
-      String message = "Unable to transition stack " + stack + " at version "
+      String message = "Unable to transition stack " + stackId + " at version "
           + version + " for cluster " + getClusterName() + " to state " + state;
       LOG.warn(message);
       throw new AmbariException(message, e);
@@ -1581,29 +1610,32 @@ public class ClusterImpl implements Cluster {
   }
 
   @Override
-  public void setCurrentStackVersion(StackId stackVersion)
+  public void setCurrentStackVersion(StackId stackId)
     throws AmbariException {
     clusterGlobalLock.writeLock().lock();
     try {
+      StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+          stackId.getStackVersion());
+
       ClusterStateEntity clusterStateEntity = clusterStateDAO.findByPK(clusterEntity.getClusterId());
       if (clusterStateEntity == null) {
         clusterStateEntity = new ClusterStateEntity();
         clusterStateEntity.setClusterId(clusterEntity.getClusterId());
-        clusterStateEntity.setCurrentStackVersion(gson.toJson(stackVersion));
+        clusterStateEntity.setCurrentStack(stackEntity);
         clusterStateEntity.setClusterEntity(clusterEntity);
         clusterStateDAO.create(clusterStateEntity);
         clusterStateEntity = clusterStateDAO.merge(clusterStateEntity);
         clusterEntity.setClusterStateEntity(clusterStateEntity);
         clusterEntity = clusterDAO.merge(clusterEntity);
       } else {
-        clusterStateEntity.setCurrentStackVersion(gson.toJson(stackVersion));
+        clusterStateEntity.setCurrentStack(stackEntity);
         clusterStateDAO.merge(clusterStateEntity);
         clusterEntity = clusterDAO.merge(clusterEntity);
       }
     } catch (RollbackException e) {
-      LOG.warn("Unable to set version " + stackVersion + " for cluster "
+      LOG.warn("Unable to set version " + stackId + " for cluster "
           + getClusterName());
-      throw new AmbariException("Unable to set" + " version=" + stackVersion
+      throw new AmbariException("Unable to set" + " version=" + stackId
           + " for cluster " + getClusterName(), e);
     } finally {
       clusterGlobalLock.writeLock().unlock();
@@ -1911,6 +1943,7 @@ public class ClusterImpl implements Cluster {
     serviceConfigEntity.setVersion(configVersionHelper.getNextVersion(serviceName));
     serviceConfigEntity.setUser(user);
     serviceConfigEntity.setNote(note);
+    serviceConfigEntity.setStack(clusterEntity.getDesiredStack());
 
     if (configGroup != null) {
       serviceConfigEntity.setGroupId(configGroup.getId());
@@ -2186,6 +2219,7 @@ public class ClusterImpl implements Cluster {
     serviceConfigEntityClone.setUser(user);
     serviceConfigEntityClone.setServiceName(serviceName);
     serviceConfigEntityClone.setClusterEntity(clusterEntity);
+    serviceConfigEntityClone.setStack(serviceConfigEntity.getStack());
     serviceConfigEntityClone.setClusterConfigEntities(serviceConfigEntity.getClusterConfigEntities());
     serviceConfigEntityClone.setClusterId(serviceConfigEntity.getClusterId());
     serviceConfigEntityClone.setHostNames(serviceConfigEntity.getHostNames());

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java
index c7a8ddb..70788ff 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java
@@ -49,6 +49,7 @@ import org.apache.ambari.server.orm.dao.HostDAO;
 import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.KerberosPrincipalHostDAO;
 import org.apache.ambari.server.orm.dao.ResourceTypeDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.orm.entities.HostEntity;
@@ -57,6 +58,7 @@ import org.apache.ambari.server.orm.entities.PermissionEntity;
 import org.apache.ambari.server.orm.entities.PrivilegeEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.security.SecurityHelper;
 import org.apache.ambari.server.security.authorization.AmbariGrantedAuthority;
 import org.apache.ambari.server.state.AgentVersion;
@@ -74,7 +76,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.security.core.GrantedAuthority;
 
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 import com.google.inject.persist.Transactional;
@@ -118,11 +119,15 @@ public class ClustersImpl implements Clusters {
   @Inject
   AmbariMetaInfo ambariMetaInfo;
   @Inject
-  Gson gson;
-  @Inject
   private SecurityHelper securityHelper;
 
   /**
+   * Data access object for stacks.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
+  /**
    * Used to publish events relating to cluster CRUD operations.
    */
   @Inject
@@ -178,10 +183,12 @@ public class ClustersImpl implements Clusters {
   }
 
   @Override
-  public void addCluster(String clusterName)
+  public void addCluster(String clusterName, StackId stackId)
       throws AmbariException {
     checkLoaded();
 
+    Cluster cluster = null;
+
     w.lock();
     try {
       if (clusters.containsKey(clusterName)) {
@@ -201,11 +208,14 @@ public class ClustersImpl implements Clusters {
       ResourceEntity resourceEntity = new ResourceEntity();
       resourceEntity.setResourceType(resourceTypeEntity);
 
+      StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+          stackId.getStackVersion());
+
       // retrieve new cluster id
       // add cluster id -> cluster mapping into clustersById
       ClusterEntity clusterEntity = new ClusterEntity();
       clusterEntity.setClusterName(clusterName);
-      clusterEntity.setDesiredStackVersion(gson.toJson(new StackId()));
+      clusterEntity.setDesiredStack(stackEntity);
       clusterEntity.setResource(resourceEntity);
 
       try {
@@ -216,13 +226,15 @@ public class ClustersImpl implements Clusters {
         throw new AmbariException("Unable to create cluster " + clusterName, e);
       }
 
-      Cluster cluster = clusterFactory.create(clusterEntity);
+      cluster = clusterFactory.create(clusterEntity);
       clusters.put(clusterName, cluster);
       clustersById.put(cluster.getClusterId(), cluster);
       clusterHostMap.put(clusterName, new HashSet<Host>());
     } finally {
       w.unlock();
     }
+
+    cluster.setCurrentStackVersion(stackId);
   }
 
   @Override
@@ -261,16 +273,21 @@ public class ClustersImpl implements Clusters {
     }
 
     checkLoaded();
+
+    Cluster cluster = null;
+
     r.lock();
     try {
       if (!clusters.containsKey(clusterName)) {
         throw new ClusterNotFoundException(clusterName);
       }
-      Cluster cluster = clusters.get(clusterName);
-      cluster.setCurrentStackVersion(stackId);
+
+      cluster = clusters.get(clusterName);
     } finally {
       r.unlock();
     }
+
+    cluster.setCurrentStackVersion(stackId);
   }
 
   @Override


[2/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterTest.java
index 66a4ade..bb1cb46 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterTest.java
@@ -70,6 +70,7 @@ import org.apache.ambari.server.orm.entities.HostStateEntity;
 import org.apache.ambari.server.orm.entities.HostVersionEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.AgentVersion;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
@@ -100,7 +101,6 @@ import org.junit.Before;
 import org.junit.Test;
 import org.mockito.ArgumentCaptor;
 
-import com.google.gson.Gson;
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
@@ -187,7 +187,8 @@ public class ClusterTest {
   }
 
   private void createDefaultCluster() throws Exception {
-    clusters.addCluster("c1");
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster("c1", stackId);
     c1 = clusters.getCluster("c1");
     Assert.assertEquals("c1", c1.getClusterName());
     Assert.assertEquals(1, c1.getClusterId());
@@ -211,21 +212,26 @@ public class ClusterTest {
     host1.persist();
     host2.persist();
 
-    StackId stackId = new StackId("HDP-0.1");
-    c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
     clusters.mapHostToCluster("h1", "c1");
     clusters.mapHostToCluster("h2", "c1");
     ClusterVersionDAOMock.failOnCurrentVersionState = false;
   }
 
   public ClusterEntity createDummyData() {
+    StackEntity stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("0.1");
+
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterId(1L);
     clusterEntity.setClusterName("test_cluster1");
     clusterEntity.setClusterInfo("test_cluster_info1");
+    clusterEntity.setDesiredStack(stackEntity);
 
     HostEntity host1 = new HostEntity();
     HostEntity host2 = new HostEntity();
@@ -262,10 +268,11 @@ public class ClusterTest {
     clusterServiceEntity.setClusterEntity(clusterEntity);
     clusterServiceEntity.setServiceComponentDesiredStateEntities(
         Collections.EMPTY_LIST);
+
     ServiceDesiredStateEntity stateEntity = mock(ServiceDesiredStateEntity.class);
-    Gson gson = new Gson();
-    when(stateEntity.getDesiredStackVersion()).thenReturn(gson.toJson(new StackId("HDP-0.1"),
-        StackId.class));
+
+    when(stateEntity.getDesiredStack()).thenReturn(stackEntity);
+
     clusterServiceEntity.setServiceDesiredStateEntity(stateEntity);
     List<ClusterServiceEntity> clusterServiceEntities = new ArrayList<ClusterServiceEntity>();
     clusterServiceEntities.add(clusterServiceEntity);
@@ -273,23 +280,25 @@ public class ClusterTest {
     return clusterEntity;
   }
 
-  private void checkStackVersionState(String stack, String version, RepositoryVersionState state) {
+  private void checkStackVersionState(StackId stackId, String version, RepositoryVersionState state) {
     Collection<ClusterVersionEntity> allClusterVersions = c1.getAllClusterVersions();
     for (ClusterVersionEntity entity : allClusterVersions) {
-      if (entity.getRepositoryVersion().getStack().equals(stack)
-          && entity.getRepositoryVersion().getVersion().equals(version)) {
+      StackId repoVersionStackId = new StackId(entity.getRepositoryVersion().getStack());
+      if (repoVersionStackId.equals(stackId)
+          && repoVersionStackId.getStackVersion().equals(version)) {
         assertEquals(state, entity.getState());
       }
     }
   }
 
-  private void assertStateException(String stack, String version, RepositoryVersionState transitionState,
+  private void assertStateException(StackId stackId, String version,
+      RepositoryVersionState transitionState,
                                     RepositoryVersionState stateAfter) {
     try {
-      c1.transitionClusterVersion(stack, version, transitionState);
+      c1.transitionClusterVersion(stackId, version, transitionState);
       Assert.fail();
     } catch (AmbariException e) {}
-    checkStackVersionState(stack, version, stateAfter);
+    checkStackVersionState(stackId, version, stateAfter);
     assertNotNull(c1.getCurrentClusterVersion());
   }
 
@@ -308,7 +317,7 @@ public class ClusterTest {
    * @return Cluster that was created
    */
   private Cluster createClusterForRU(String clusterName, StackId stackId, Map<String, String> hostAttributes) throws Exception {
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster cluster = clusters.getCluster(clusterName);
     Assert.assertEquals(clusterName, cluster.getClusterName());
     Assert.assertEquals(1, cluster.getClusterId());
@@ -511,14 +520,14 @@ public class ClusterTest {
   @Test
   public void testGetHostState() throws Exception {
     createDefaultCluster();
-    
+
     Assert.assertEquals(HostState.INIT, clusters.getHost("h1").getState());
   }
 
   @Test
   public void testSetHostState() throws Exception {
     createDefaultCluster();
-    
+
     clusters.getHost("h1").setState(HostState.HEARTBEAT_LOST);
     Assert.assertEquals(HostState.HEARTBEAT_LOST,
         clusters.getHost("h1").getState());
@@ -528,7 +537,7 @@ public class ClusterTest {
   public void testHostEvent() throws Exception,
       InvalidStateTransitionException {
     createDefaultCluster();
-    
+
     HostInfo hostInfo = new HostInfo();
     hostInfo.setHostName("h1");
     hostInfo.setInterfaces("fip_4");
@@ -576,6 +585,8 @@ public class ClusterTest {
 
   @Test
   public void testBasicClusterSetup() throws Exception {
+    StackId stackVersion = new StackId("HDP-1.2.0");
+
     createDefaultCluster();
 
     String clusterName = "c2";
@@ -587,7 +598,7 @@ public class ClusterTest {
       // Expected
     }
 
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackVersion);
     Cluster c2 = clusters.getCluster(clusterName);
 
     Assert.assertNotNull(c2);
@@ -598,11 +609,7 @@ public class ClusterTest {
     Assert.assertEquals("foo2", c2.getClusterName());
 
     Assert.assertNotNull(c2.getDesiredStackVersion());
-    Assert.assertEquals("", c2.getDesiredStackVersion().getStackId());
-
-    StackId stackVersion = new StackId("HDP-1.0");
-    c2.setDesiredStackVersion(stackVersion);
-    Assert.assertEquals("HDP-1.0", c2.getDesiredStackVersion().getStackId());
+    Assert.assertEquals("HDP-1.2.0", c2.getDesiredStackVersion().getStackId());
   }
 
   @Test
@@ -798,7 +805,7 @@ public class ClusterTest {
   public void testClusterRecovery() throws AmbariException {
     ClusterEntity entity = createDummyData();
     ClusterStateEntity clusterStateEntity = new ClusterStateEntity();
-    clusterStateEntity.setCurrentStackVersion("{\"stackName\":\"HDP\",\"stackVersion\":\"0.1\"}");
+    clusterStateEntity.setCurrentStack(entity.getDesiredStack());
     entity.setClusterStateEntity(clusterStateEntity);
     ClusterImpl cluster = new ClusterImpl(entity, injector);
     Service service = cluster.getService("HDFS");
@@ -1128,99 +1135,161 @@ public class ClusterTest {
     String stack = "HDP";
     String version = "0.2";
 
-    helper.getOrCreateRepositoryVersion(stack, version);
-    c1.createClusterVersion(stack, version, "admin", RepositoryVersionState.INSTALLING);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.INSTALLING);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADING, RepositoryVersionState.INSTALLING);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADED, RepositoryVersionState.INSTALLING);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.INSTALLING);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.INSTALL_FAILED);
-    checkStackVersionState(stack, version, RepositoryVersionState.INSTALL_FAILED);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.INSTALL_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.INSTALL_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADING, RepositoryVersionState.INSTALL_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADED, RepositoryVersionState.INSTALL_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.INSTALL_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.OUT_OF_SYNC, RepositoryVersionState.INSTALL_FAILED);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.INSTALLING);
-    checkStackVersionState(stack, version, RepositoryVersionState.INSTALLING);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.INSTALLED);
-    checkStackVersionState(stack, version, RepositoryVersionState.INSTALLED);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.INSTALLED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.INSTALLED);
-    assertStateException(stack, version, RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.INSTALLED);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.OUT_OF_SYNC);
-    checkStackVersionState(stack, version, RepositoryVersionState.OUT_OF_SYNC);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.OUT_OF_SYNC);
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.OUT_OF_SYNC);
-    assertStateException(stack, version, RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.OUT_OF_SYNC);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADING, RepositoryVersionState.OUT_OF_SYNC);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADED, RepositoryVersionState.OUT_OF_SYNC);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.OUT_OF_SYNC);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.INSTALLING);
-    checkStackVersionState(stack, version, RepositoryVersionState.INSTALLING);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.INSTALLED);
-    checkStackVersionState(stack, version, RepositoryVersionState.INSTALLED);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.UPGRADING);
-    checkStackVersionState(stack, version, RepositoryVersionState.UPGRADING);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.UPGRADING);
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.UPGRADING);
-    assertStateException(stack, version, RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.UPGRADING);
-    assertStateException(stack, version, RepositoryVersionState.OUT_OF_SYNC, RepositoryVersionState.UPGRADING);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.UPGRADE_FAILED);
-    checkStackVersionState(stack, version, RepositoryVersionState.UPGRADE_FAILED);
-
-    assertStateException(stack, version, RepositoryVersionState.CURRENT, RepositoryVersionState.UPGRADE_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.UPGRADE_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.UPGRADE_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADED, RepositoryVersionState.UPGRADE_FAILED);
-    assertStateException(stack, version, RepositoryVersionState.OUT_OF_SYNC, RepositoryVersionState.UPGRADE_FAILED);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.UPGRADING);
-    checkStackVersionState(stack, version, RepositoryVersionState.UPGRADING);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.UPGRADED);
-    checkStackVersionState(stack, version, RepositoryVersionState.UPGRADED);
-
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.UPGRADED);
-    assertStateException(stack, version, RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.UPGRADED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADING, RepositoryVersionState.UPGRADED);
-    assertStateException(stack, version, RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.UPGRADED);
-    assertStateException(stack, version, RepositoryVersionState.OUT_OF_SYNC, RepositoryVersionState.UPGRADED);
-
-    c1.transitionClusterVersion(stack, version, RepositoryVersionState.CURRENT);
-    checkStackVersionState(stack, version, RepositoryVersionState.CURRENT);
-    checkStackVersionState("HDP", "0.1", RepositoryVersionState.INSTALLED);
+    StackId stackId = new StackId(stack, version);
+
+    helper.getOrCreateRepositoryVersion(stackId, version);
+    c1.createClusterVersion(stackId, version, "admin",
+        RepositoryVersionState.INSTALLING);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.INSTALLING);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADING,
+        RepositoryVersionState.INSTALLING);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADED,
+        RepositoryVersionState.INSTALLING);
+    assertStateException(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED,
+        RepositoryVersionState.INSTALLING);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED);
+    checkStackVersionState(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.INSTALL_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.INSTALL_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADING,
+        RepositoryVersionState.INSTALL_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADED,
+        RepositoryVersionState.INSTALL_FAILED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED,
+        RepositoryVersionState.INSTALL_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.OUT_OF_SYNC,
+        RepositoryVersionState.INSTALL_FAILED);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, version, RepositoryVersionState.INSTALLING);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.INSTALLED);
+    checkStackVersionState(stackId, version, RepositoryVersionState.INSTALLED);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.INSTALLED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.INSTALLED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.INSTALLED);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.OUT_OF_SYNC);
+    checkStackVersionState(stackId, version, RepositoryVersionState.OUT_OF_SYNC);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.OUT_OF_SYNC);
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.OUT_OF_SYNC);
+    assertStateException(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED,
+        RepositoryVersionState.OUT_OF_SYNC);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADING,
+        RepositoryVersionState.OUT_OF_SYNC);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADED,
+        RepositoryVersionState.OUT_OF_SYNC);
+    assertStateException(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED,
+        RepositoryVersionState.OUT_OF_SYNC);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, version, RepositoryVersionState.INSTALLING);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.INSTALLED);
+    checkStackVersionState(stackId, version, RepositoryVersionState.INSTALLED);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.UPGRADING);
+    checkStackVersionState(stackId, version, RepositoryVersionState.UPGRADING);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.UPGRADING);
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.UPGRADING);
+    assertStateException(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.UPGRADING);
+    assertStateException(stackId, version, RepositoryVersionState.OUT_OF_SYNC,
+        RepositoryVersionState.UPGRADING);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED);
+    checkStackVersionState(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED);
+
+    assertStateException(stackId, version, RepositoryVersionState.CURRENT,
+        RepositoryVersionState.UPGRADE_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.UPGRADE_FAILED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED,
+        RepositoryVersionState.UPGRADE_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADED,
+        RepositoryVersionState.UPGRADE_FAILED);
+    assertStateException(stackId, version, RepositoryVersionState.OUT_OF_SYNC,
+        RepositoryVersionState.UPGRADE_FAILED);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.UPGRADING);
+    checkStackVersionState(stackId, version, RepositoryVersionState.UPGRADING);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.UPGRADED);
+    checkStackVersionState(stackId, version, RepositoryVersionState.UPGRADED);
+
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.UPGRADED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.INSTALL_FAILED, RepositoryVersionState.UPGRADED);
+    assertStateException(stackId, version, RepositoryVersionState.UPGRADING,
+        RepositoryVersionState.UPGRADED);
+    assertStateException(stackId, version,
+        RepositoryVersionState.UPGRADE_FAILED, RepositoryVersionState.UPGRADED);
+    assertStateException(stackId, version, RepositoryVersionState.OUT_OF_SYNC,
+        RepositoryVersionState.UPGRADED);
+
+    c1.transitionClusterVersion(stackId, version,
+        RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, version, RepositoryVersionState.CURRENT);
+
+    checkStackVersionState(new StackId("HDP", "0.1"), "0.1",
+        RepositoryVersionState.INSTALLED);
 
     // The only CURRENT state should not be changed
-    assertStateException(stack, version, RepositoryVersionState.INSTALLED, RepositoryVersionState.CURRENT);
+    assertStateException(stackId, version, RepositoryVersionState.INSTALLED,
+        RepositoryVersionState.CURRENT);
   }
 
   @Test
   public void testTransitionClusterVersionTransactionFail() throws Exception {
     createDefaultCluster();
 
-    helper.getOrCreateRepositoryVersion("HDP", "0.2");
-    c1.createClusterVersion("HDP", "0.2", "admin", RepositoryVersionState.INSTALLING);
-    c1.transitionClusterVersion("HDP", "0.2", RepositoryVersionState.INSTALLED);
-    c1.transitionClusterVersion("HDP", "0.2", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion("HDP", "0.2", RepositoryVersionState.UPGRADED);
+    StackId stackId = new StackId("HDP", "0.2");
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, "0.2", "admin",
+        RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, "0.2",
+        RepositoryVersionState.INSTALLED);
+    c1.transitionClusterVersion(stackId, "0.2",
+        RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, "0.2", RepositoryVersionState.UPGRADED);
     try {
       ClusterVersionDAOMock.failOnCurrentVersionState = true;
-      c1.transitionClusterVersion("HDP", "0.2", RepositoryVersionState.CURRENT);
+      c1.transitionClusterVersion(stackId, "0.2",
+          RepositoryVersionState.CURRENT);
       Assert.fail();
     } catch (AmbariException e) {
 
@@ -1236,12 +1305,17 @@ public class ClusterTest {
   public void testInferHostVersions() throws Exception {
     createDefaultCluster();
 
-    helper.getOrCreateRepositoryVersion("HDP", "0.2");
-    c1.createClusterVersion("HDP", "0.2", "admin", RepositoryVersionState.INSTALLING);
+    StackId stackId = new StackId("HDP", "0.2");
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, "0.2", "admin",
+        RepositoryVersionState.INSTALLING);
     ClusterVersionEntity entityHDP2 = null;
     for (ClusterVersionEntity entity : c1.getAllClusterVersions()) {
-      if (entity.getRepositoryVersion().getStack().equals("HDP")
-          && entity.getRepositoryVersion().getVersion().equals("0.2")) {
+      StackEntity repoVersionStackEntity = entity.getRepositoryVersion().getStack();
+      StackId repoVersionStackId = new StackId(repoVersionStackEntity);
+
+      if (repoVersionStackId.getStackName().equals("HDP")
+          && repoVersionStackId.getStackVersion().equals("0.2")) {
         entityHDP2 = entity;
         break;
       }
@@ -1258,8 +1332,9 @@ public class ClusterTest {
 
     boolean checked = false;
     for (HostVersionEntity entity : hostVersionsH1After) {
-      if (entity.getRepositoryVersion().getStack().equals("HDP")
-          && entity.getRepositoryVersion().getVersion().equals("0.2")) {
+      StackEntity repoVersionStackEntity = entity.getRepositoryVersion().getStack();
+      if (repoVersionStackEntity.getStackName().equals("HDP")
+          && repoVersionStackEntity.getStackVersion().equals("0.2")) {
         assertEquals(RepositoryVersionState.INSTALLING, entity.getState());
         checked = true;
         break;
@@ -1275,8 +1350,9 @@ public class ClusterTest {
 
     checked = false;
     for (HostVersionEntity entity : hostVersionsH1After) {
-      if (entity.getRepositoryVersion().getStack().equals("HDP")
-          && entity.getRepositoryVersion().getVersion().equals("0.2")) {
+      StackEntity repoVersionStackEntity = entity.getRepositoryVersion().getStack();
+      if (repoVersionStackEntity.getStackName().equals("HDP")
+          && repoVersionStackEntity.getStackVersion().equals("0.2")) {
         assertEquals(RepositoryVersionState.INSTALLING, entity.getState());
         checked = true;
         break;
@@ -1298,10 +1374,12 @@ public class ClusterTest {
     // Phase 1: Install bits during distribution
     StackId stackId = new StackId("HDP-0.1");
     final String stackVersion = "1.0-1000";
-    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId.getStackId(),
+    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(
+        stackId,
         stackVersion);
     // Because the cluster already has a Cluster Version, an additional stack must init with INSTALLING
-    c1.createClusterVersion(stackId.getStackId(), stackVersion, "admin", RepositoryVersionState.INSTALLING);
+    c1.createClusterVersion(stackId, stackVersion, "admin",
+        RepositoryVersionState.INSTALLING);
     c1.setCurrentStackVersion(stackId);
 
     HostVersionEntity hv1 = helper.createHostVersion("h1", repositoryVersionEntity, RepositoryVersionState.INSTALLING);
@@ -1309,64 +1387,77 @@ public class ClusterTest {
 
     c1.recalculateClusterVersionState(stackVersion);
     //Should remain in its current state
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.INSTALLING);
 
     h2.setState(HostState.UNHEALTHY);
     c1.recalculateClusterVersionState(stackVersion);
     // In order for the states to be accurately reflected, the host health status should not impact the status
     // of the host_version.
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.INSTALLING);
     // Retry by going back to INSTALLING
-    c1.transitionClusterVersion(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, stackVersion,
+        RepositoryVersionState.INSTALLING);
 
     h2.setState(HostState.HEALTHY);
     hv2.setState(RepositoryVersionState.INSTALLED);
     hostVersionDAO.merge(hv2);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.INSTALLING);
 
     // Make one host fail
     hv1.setState(RepositoryVersionState.INSTALL_FAILED);
     hostVersionDAO.merge(hv1);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALL_FAILED);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.INSTALL_FAILED);
     // Retry by going back to INSTALLING
-    c1.transitionClusterVersion(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, stackVersion,
+        RepositoryVersionState.INSTALLING);
 
     // Now, all hosts are in INSTALLED
     hv1.setState(RepositoryVersionState.INSTALLED);
     hostVersionDAO.merge(hv1);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.INSTALLED);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.INSTALLED);
 
     // Phase 2: Upgrade stack
     hv1.setState(RepositoryVersionState.UPGRADING);
     hostVersionDAO.merge(hv1);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.UPGRADING);
 
     hv2.setState(RepositoryVersionState.UPGRADING);
     hostVersionDAO.merge(hv2);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.UPGRADING);
 
     hv2.setState(RepositoryVersionState.UPGRADE_FAILED);
     hostVersionDAO.merge(hv2);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADE_FAILED);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.UPGRADE_FAILED);
     // Retry by going back to UPGRADING
-    c1.transitionClusterVersion(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, stackVersion,
+        RepositoryVersionState.UPGRADING);
 
     hv2.setState(RepositoryVersionState.UPGRADED);
     hostVersionDAO.merge(hv2);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADING);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.UPGRADING);
 
     // Now both hosts are UPGRADED
     hv1.setState(RepositoryVersionState.UPGRADED);
     hostVersionDAO.merge(hv1);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.UPGRADED);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.UPGRADED);
 
     // Set both hosts to CURRENT
     hv1.setState(RepositoryVersionState.CURRENT);
@@ -1374,7 +1465,8 @@ public class ClusterTest {
     hv2.setState(RepositoryVersionState.CURRENT);
     hostVersionDAO.merge(hv2);
     c1.recalculateClusterVersionState(stackVersion);
-    checkStackVersionState(stackId.getStackId(), stackVersion, RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, stackVersion,
+        RepositoryVersionState.CURRENT);
   }
 
   @Test
@@ -1388,34 +1480,41 @@ public class ClusterTest {
     h2.setState(HostState.HEALTHY);
 
     StackId stackId = new StackId("HDP-0.1");
-    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(stackId.getStackId(),
+    RepositoryVersionEntity repositoryVersionEntity = helper.getOrCreateRepositoryVersion(
+        stackId,
         "1.0-1000");
-    c1.createClusterVersion(stackId.getStackId(), "1.0-1000", "admin", RepositoryVersionState.INSTALLING);
+    c1.createClusterVersion(stackId, "1.0-1000", "admin",
+        RepositoryVersionState.INSTALLING);
     c1.setCurrentStackVersion(stackId);
     c1.recalculateAllClusterVersionStates();
-    checkStackVersionState(stackId.getStackId(), "1.0-1000", RepositoryVersionState.INSTALLING);
-    checkStackVersionState(stackId.getStackId(), "1.0-2086", RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, "1.0-1000",
+        RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, "1.0-2086", RepositoryVersionState.CURRENT);
 
     HostVersionEntity hv1 = helper.createHostVersion("h1", repositoryVersionEntity, RepositoryVersionState.INSTALLING);
     HostVersionEntity hv2 = helper.createHostVersion("h2", repositoryVersionEntity, RepositoryVersionState.INSTALLING);
 
     c1.recalculateAllClusterVersionStates();
-    checkStackVersionState(stackId.getStackId(), "1.0-1000", RepositoryVersionState.INSTALLING);
-    checkStackVersionState(stackId.getStackId(), "1.0-2086", RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, "1.0-1000",
+        RepositoryVersionState.INSTALLING);
+    checkStackVersionState(stackId, "1.0-2086", RepositoryVersionState.CURRENT);
 
     hv1.setState(RepositoryVersionState.INSTALL_FAILED);
     hostVersionDAO.merge(hv1);
     c1.recalculateAllClusterVersionStates();
-    checkStackVersionState(stackId.getStackId(), "1.0-1000", RepositoryVersionState.INSTALL_FAILED);
-    checkStackVersionState(stackId.getStackId(), "1.0-2086", RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, "1.0-1000",
+        RepositoryVersionState.INSTALL_FAILED);
+    checkStackVersionState(stackId, "1.0-2086", RepositoryVersionState.CURRENT);
     // Retry by going back to INSTALLING
-    c1.transitionClusterVersion(stackId.getStackId(), "1.0-1000", RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, "1.0-1000",
+        RepositoryVersionState.INSTALLING);
 
     hv1.setState(RepositoryVersionState.CURRENT);
     hostVersionDAO.merge(hv1);
     c1.recalculateAllClusterVersionStates();
-    checkStackVersionState(stackId.getStackId(), "1.0-1000", RepositoryVersionState.OUT_OF_SYNC);
-    checkStackVersionState(stackId.getStackId(), "1.0-2086", RepositoryVersionState.CURRENT);
+    checkStackVersionState(stackId, "1.0-1000",
+        RepositoryVersionState.OUT_OF_SYNC);
+    checkStackVersionState(stackId, "1.0-2086", RepositoryVersionState.CURRENT);
   }
 
   /**
@@ -1470,7 +1569,7 @@ public class ClusterTest {
 
       if (versionedComponentCount > 0) {
         // On the first component with a version, a RepoVersion should have been created
-        RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stackId.getStackId(), v1);
+        RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stackId, v1);
         Assert.assertNotNull(repositoryVersion);
         Assert.assertTrue(clusterVersions != null && clusterVersions.size() == 1);
 
@@ -1512,23 +1611,26 @@ public class ClusterTest {
 
     Collection<HostVersionEntity> hostVersions = hostVersionDAO.findAll();
     Assert.assertEquals(hostVersions.size(), clusters.getHosts().size());
-    HostVersionEntity h4Version1 = hostVersionDAO.findByClusterStackVersionAndHost(clusterName, stackId.getStackId(), v1, "h-4");
+    HostVersionEntity h4Version1 = hostVersionDAO.findByClusterStackVersionAndHost(clusterName, stackId, v1, "h-4");
     Assert.assertNotNull(h4Version1);
     Assert.assertEquals(h4Version1.getState(), RepositoryVersionState.CURRENT);
 
     // Distribute bits for a new repo
     String v2 = "2.2.0-456";
-    RepositoryVersionEntity rv2 = helper.getOrCreateRepositoryVersion(stackId.getStackId(), v2);
+    RepositoryVersionEntity rv2 = helper.getOrCreateRepositoryVersion(stackId,
+        v2);
     for(String hostName : clusters.getHostsForCluster(clusterName).keySet()) {
       HostEntity host = hostDAO.findByName(hostName);
       HostVersionEntity hve = new HostVersionEntity(hostName, rv2, RepositoryVersionState.INSTALLED);
       hve.setHostEntity(host);
       hostVersionDAO.create(hve);
     }
-    cluster.createClusterVersion(stackId.getStackId(), v2, "admin", RepositoryVersionState.INSTALLING);
-    cluster.transitionClusterVersion(stackId.getStackId(), v2, RepositoryVersionState.INSTALLED);
+    cluster.createClusterVersion(stackId, v2, "admin",
+        RepositoryVersionState.INSTALLING);
+    cluster.transitionClusterVersion(stackId, v2,
+        RepositoryVersionState.INSTALLED);
 
-    ClusterVersionEntity cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId.getStackId(), v2);
+    ClusterVersionEntity cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId, v2);
     Assert.assertNotNull(cv2);
     Assert.assertEquals(cv2.getState(), RepositoryVersionState.INSTALLED);
 
@@ -1540,7 +1642,7 @@ public class ClusterTest {
     schHost5Serv3CompB.persist();
 
     // Host 5 will be in OUT_OF_SYNC, so redistribute bits to it so that it reaches a state of INSTALLED
-    HostVersionEntity h5Version2 = hostVersionDAO.findByClusterStackVersionAndHost(clusterName, stackId.getStackId(), v2, "h-5");
+    HostVersionEntity h5Version2 = hostVersionDAO.findByClusterStackVersionAndHost(clusterName, stackId, v2, "h-5");
     Assert.assertNotNull(h5Version2);
     Assert.assertEquals(h5Version2.getState(), RepositoryVersionState.OUT_OF_SYNC);
 
@@ -1578,13 +1680,13 @@ public class ClusterTest {
 
       if (versionedComponentCount > 0) {
         // On the first component with a version, a RepoVersion should have been created
-        RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stackId.getStackId(), v2);
+        RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stackId, v2);
         Assert.assertNotNull(repositoryVersion);
         Assert.assertTrue(clusterVersions != null && clusterVersions.size() == 2);
 
         // First component to report a version should cause the ClusterVersion to go to UPGRADING
         if (versionedComponentCount == 1 && i < (hostComponentStates.size() - 1)) {
-          cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId.getStackId(), v2);
+          cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId, v2);
           Assert.assertEquals(cv2.getState(), RepositoryVersionState.UPGRADING);
         }
       }
@@ -1592,10 +1694,10 @@ public class ClusterTest {
 
     // Last component to report a version should still keep the ClusterVersion in UPGRADING because
     // hosts 3 and 5 only have Ganglia and the HostVersion will remain in INSTALLED
-    cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId.getStackId(), v2);
+    cv2 = clusterVersionDAO.findByClusterAndStackAndVersion(clusterName, stackId, v2);
     Assert.assertEquals(cv2.getState(), RepositoryVersionState.UPGRADING);
 
-    Collection<HostVersionEntity> v2HostVersions = hostVersionDAO.findByClusterStackAndVersion(clusterName, stackId.getStackId(), v2);
+    Collection<HostVersionEntity> v2HostVersions = hostVersionDAO.findByClusterStackAndVersion(clusterName, stackId, v2);
     Assert.assertEquals(v2HostVersions.size(), clusters.getHostsForCluster(clusterName).size());
     for (HostVersionEntity hve : v2HostVersions) {
       if (hve.getHostName().equals("h-3") || hve.getHostName().equals("h-5")) {
@@ -1608,8 +1710,10 @@ public class ClusterTest {
 
   @Test
   public void testTransitionNonReportableHost() throws Exception {
+    StackId stackId = new StackId("HDP-2.0.5");
+
     String clusterName = "c1";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     Cluster c1 = clusters.getCluster(clusterName);
     Assert.assertEquals(clusterName, c1.getClusterName());
     Assert.assertEquals(1, c1.getClusterId());
@@ -1632,14 +1736,16 @@ public class ClusterTest {
 
     String v1 = "2.0.5-1";
     String v2 = "2.0.5-2";
-    StackId stackId = new StackId("HDP-2.0.5");
     c1.setDesiredStackVersion(stackId);
-    RepositoryVersionEntity rve1 = helper.getOrCreateRepositoryVersion(stackId.getStackName(), v1);
-    RepositoryVersionEntity rve2 = helper.getOrCreateRepositoryVersion(stackId.getStackName(), v2);
+    RepositoryVersionEntity rve1 = helper.getOrCreateRepositoryVersion(stackId,
+        v1);
+    RepositoryVersionEntity rve2 = helper.getOrCreateRepositoryVersion(stackId,
+        v2);
 
     c1.setCurrentStackVersion(stackId);
-    c1.createClusterVersion(stackId.getStackName(), v1, "admin", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackName(), v1, RepositoryVersionState.CURRENT);
+    c1.createClusterVersion(stackId, v1, "admin",
+        RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, v1, RepositoryVersionState.CURRENT);
 
     clusters.mapHostToCluster("h-1", clusterName);
     clusters.mapHostToCluster("h-2", clusterName);
@@ -1658,12 +1764,13 @@ public class ClusterTest {
     List<HostVersionEntity> entities = hostVersionDAO.findByClusterAndHost(clusterName, "h-3");
     assertTrue("Expected no host versions", null == entities || 0 == entities.size());
 
-    c1.createClusterVersion(stackId.getStackName(), v2, "admin", RepositoryVersionState.INSTALLING);
-    c1.transitionClusterVersion(stackId.getStackName(), v2, RepositoryVersionState.INSTALLED);
-    c1.transitionClusterVersion(stackId.getStackName(), v2, RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackName(), v2, RepositoryVersionState.UPGRADED);
+    c1.createClusterVersion(stackId, v2, "admin",
+        RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.INSTALLED);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.UPGRADED);
 
-    c1.transitionClusterVersion(stackId.getStackName(), v2, RepositoryVersionState.CURRENT);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.CURRENT);
 
     entities = hostVersionDAO.findByClusterAndHost(clusterName, "h-3");
 
@@ -1677,8 +1784,9 @@ public class ClusterTest {
      * and we add a new host to cluster. On a new host, both CURRENT and OUT_OF_SYNC host
      * versions should be present
      */
+    StackId stackId = new StackId("HDP-2.0.5");
     String clusterName = "c1";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     final Cluster c1 = clusters.getCluster(clusterName);
     Assert.assertEquals(clusterName, c1.getClusterName());
     Assert.assertEquals(1, c1.getClusterId());
@@ -1702,15 +1810,16 @@ public class ClusterTest {
 
     String v1 = "2.0.5-1";
     String v2 = "2.0.5-2";
-    StackId stackId = new StackId("HDP-2.0.5");
     c1.setDesiredStackVersion(stackId);
-    RepositoryVersionEntity rve1 = helper.getOrCreateRepositoryVersion(stackId.getStackId()
-            , v1);
-    RepositoryVersionEntity rve2 = helper.getOrCreateRepositoryVersion(stackId.getStackId(), v2);
+    RepositoryVersionEntity rve1 = helper.getOrCreateRepositoryVersion(stackId,
+        v1);
+    RepositoryVersionEntity rve2 = helper.getOrCreateRepositoryVersion(stackId,
+        v2);
 
     c1.setCurrentStackVersion(stackId);
-    c1.createClusterVersion(stackId.getStackId(), v1, "admin", RepositoryVersionState.UPGRADING);
-    c1.transitionClusterVersion(stackId.getStackId(), v1, RepositoryVersionState.CURRENT);
+    c1.createClusterVersion(stackId, v1, "admin",
+        RepositoryVersionState.UPGRADING);
+    c1.transitionClusterVersion(stackId, v1, RepositoryVersionState.CURRENT);
 
     clusters.mapHostToCluster("h-1", clusterName);
     clusters.mapHostToCluster("h-2", clusterName);
@@ -1722,9 +1831,10 @@ public class ClusterTest {
     sc.addServiceComponentHost("h-1");
     sc.addServiceComponentHost("h-2");
 
-    c1.createClusterVersion(stackId.getStackId(), v2, "admin", RepositoryVersionState.INSTALLING);
-    c1.transitionClusterVersion(stackId.getStackId(), v2, RepositoryVersionState.INSTALLED);
-    c1.transitionClusterVersion(stackId.getStackId(), v2, RepositoryVersionState.OUT_OF_SYNC);
+    c1.createClusterVersion(stackId, v2, "admin",
+        RepositoryVersionState.INSTALLING);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.INSTALLED);
+    c1.transitionClusterVersion(stackId, v2, RepositoryVersionState.OUT_OF_SYNC);
 
     clusters.mapHostToCluster(h3, clusterName);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersDeadlockTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersDeadlockTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersDeadlockTest.java
index d771eba..7cb7679 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersDeadlockTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersDeadlockTest.java
@@ -29,6 +29,7 @@ import junit.framework.Assert;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.ServiceComponentNotFoundException;
 import org.apache.ambari.server.ServiceNotFoundException;
+import org.apache.ambari.server.events.listeners.upgrade.HostVersionOutOfSyncListener;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
@@ -44,14 +45,18 @@ import org.apache.ambari.server.state.ServiceComponentHostFactory;
 import org.apache.ambari.server.state.ServiceFactory;
 import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.State;
+import org.easymock.EasyMock;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
+import com.google.inject.Binder;
 import com.google.inject.Guice;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
+import com.google.inject.Module;
 import com.google.inject.persist.PersistService;
+import com.google.inject.util.Modules;
 
 /**
  * Tests AMBARI-9738 which produced a deadlock during read and writes between
@@ -88,16 +93,19 @@ public class ClustersDeadlockTest {
 
   @Before
   public void setup() throws Exception {
-    injector = Guice.createInjector(new InMemoryDefaultTestModule());
+    injector = Guice.createInjector(Modules.override(
+        new InMemoryDefaultTestModule()).with(new MockModule()));
+
     injector.getInstance(GuiceJpaInitializer.class);
     injector.injectMembers(this);
-    clusters.addCluster(CLUSTER_NAME);
 
     StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster(CLUSTER_NAME, stackId);
+
     cluster = clusters.getCluster(CLUSTER_NAME);
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     // install HDFS
     installService("HDFS");
@@ -114,7 +122,7 @@ public class ClustersDeadlockTest {
    *
    * @throws Exception
    */
-  @Test(timeout = 35000)
+  @Test(timeout = 40000)
   public void testDeadlockWhileMappingHosts() throws Exception {
     List<Thread> threads = new ArrayList<Thread>();
     for (int i = 0; i < NUMBER_OF_THREADS; i++) {
@@ -143,7 +151,7 @@ public class ClustersDeadlockTest {
    *
    * @throws Exception
    */
-  @Test(timeout = 35000)
+  @Test(timeout = 40000)
   public void testDeadlockWhileMappingHostsWithExistingServices()
       throws Exception {
     List<Thread> threads = new ArrayList<Thread>();
@@ -169,7 +177,7 @@ public class ClustersDeadlockTest {
    *
    * @throws Exception
    */
-  @Test(timeout = 35000)
+  @Test(timeout = 40000)
   public void testDeadlockWhileUnmappingHosts() throws Exception {
     List<Thread> threads = new ArrayList<Thread>();
     for (int i = 0; i < NUMBER_OF_THREADS; i++) {
@@ -363,4 +371,20 @@ public class ClustersDeadlockTest {
     sch.persist();
     return sch;
   }
+
+  /**
+  *
+  */
+  private class MockModule implements Module {
+    /**
+    *
+    */
+    @Override
+    public void configure(Binder binder) {
+      // this listener gets in the way of actually testing the concurrency
+      // between the threads; it slows them down too much, so mock it out
+      binder.bind(HostVersionOutOfSyncListener.class).toInstance(
+          EasyMock.createNiceMock(HostVersionOutOfSyncListener.class));
+    }
+  }
 }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersTest.java
index 20eafe0..ce1fd34 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClustersTest.java
@@ -116,12 +116,14 @@ public class ClustersTest {
   @Test
   public void testAddAndGetCluster() throws AmbariException {
 
+    StackId stackId = new StackId("HDP-2.1.1");
+
     String c1 = "foo";
     String c2 = "foo";
-    clusters.addCluster(c1);
+    clusters.addCluster(c1, stackId);
 
     try {
-      clusters.addCluster(c1);
+      clusters.addCluster(c1, stackId);
       fail("Exception should be thrown on invalid add");
     }
     catch (AmbariException e) {
@@ -129,7 +131,7 @@ public class ClustersTest {
     }
 
     try {
-      clusters.addCluster(c2);
+      clusters.addCluster(c2, stackId);
       fail("Exception should be thrown on invalid add");
     }
     catch (AmbariException e) {
@@ -137,7 +139,7 @@ public class ClustersTest {
     }
 
     c2 = "foo2";
-    clusters.addCluster(c2);
+    clusters.addCluster(c2, stackId);
 
     Assert.assertNotNull(clusters.getCluster(c1));
     Assert.assertNotNull(clusters.getCluster(c2));
@@ -218,21 +220,27 @@ public class ClustersTest {
       // Expected
     }
 
-    clusters.addCluster(c1);
-    clusters.addCluster(c2);
+    StackId stackId = new StackId("HDP-0.1");
+
+    clusters.addCluster(c1, stackId);
+    clusters.addCluster(c2, stackId);
 
     Cluster cluster1 = clusters.getCluster(c1);
     Cluster cluster2 = clusters.getCluster(c2);
     Assert.assertNotNull(clusters.getCluster(c1));
     Assert.assertNotNull(clusters.getCluster(c2));
-    StackId stackId = new StackId("HDP-0.1");
+
     cluster1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster1.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    cluster1.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
     cluster2.setDesiredStackVersion(stackId);
-    cluster2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster2.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    cluster2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    cluster2.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
 
     try {
       clusters.mapHostToCluster(h1, c1);
@@ -307,20 +315,26 @@ public class ClustersTest {
     String h1 = "h1";
     String h2 = "h2";
     String h3 = "h3";
-    clusters.addCluster(c1);
-    clusters.addCluster(c2);
+
+    StackId stackId = new StackId("HDP-0.1");
+
+    clusters.addCluster(c1, stackId);
+    clusters.addCluster(c2, stackId);
     Cluster cluster1 = clusters.getCluster(c1);
     Cluster cluster2 = clusters.getCluster(c2);
     Assert.assertNotNull(clusters.getCluster(c1));
     Assert.assertNotNull(clusters.getCluster(c2));
-    StackId stackId = new StackId("HDP-0.1");
-    cluster1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster1.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    cluster1.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
     cluster2.setDesiredStackVersion(stackId);
-    cluster2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster2.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    cluster2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    cluster2.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
     clusters.addHost(h1);
     clusters.addHost(h2);
     clusters.addHost(h3);
@@ -344,15 +358,18 @@ public class ClustersTest {
     final String h1 = "h1";
     final String h2 = "h2";
 
-    clusters.addCluster(c1);
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster(c1, stackId);
 
     Cluster cluster = clusters.getCluster(c1);
-    StackId stackId = new StackId("HDP-0.1");
+
     cluster.setDesiredStackVersion(stackId);
     cluster.setCurrentStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
-    cluster.transitionClusterVersion(stackId.getStackName(), stackId.getStackVersion(), RepositoryVersionState.CURRENT);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+    cluster.transitionClusterVersion(stackId, stackId.getStackVersion(),
+        RepositoryVersionState.CURRENT);
 
     final Config config1 = injector.getInstance(ConfigFactory.class).createNew(cluster, "t1",
         new HashMap<String, String>() {{
@@ -479,14 +496,18 @@ public class ClustersTest {
       Assert.assertTrue(e.getMessage().contains("Cluster not found"));
     }
 
-    clusters.addCluster(c1);
+    clusters.addCluster(c1, stackId);
     clusters.setCurrentStackVersion(c1, stackId);
 
     Assert.assertNotNull(clusters.getCluster(c1));
     ClusterStateEntity entity = injector.getInstance(ClusterStateDAO.class).findByPK(clusters.getCluster(c1).getClusterId());
     Assert.assertNotNull(entity);
-    Assert.assertTrue(entity.getCurrentStackVersion().contains(stackId.getStackName()) &&
-        entity.getCurrentStackVersion().contains(stackId.getStackVersion()));
+
+    Assert.assertTrue(entity.getCurrentStack().getStackName().equals(
+        stackId.getStackName())
+        && entity.getCurrentStack().getStackVersion().equals(
+            stackId.getStackVersion()));
+
     Assert.assertTrue(clusters.getCluster(c1).getCurrentStackVersion().getStackName().equals(stackId.getStackName()));
     Assert.assertTrue(
         clusters.getCluster(c1).getCurrentStackVersion().getStackVersion().equals(stackId.getStackVersion()));

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/host/HostTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/host/HostTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/host/HostTest.java
index 27b2a0e..4248d13 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/host/HostTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/host/HostTest.java
@@ -359,11 +359,13 @@ public class HostTest {
   public void testHostDesiredConfig() throws Exception {
     AmbariMetaInfo metaInfo = injector.getInstance(AmbariMetaInfo.class);
 
-    clusters.addCluster("c1");
-    Cluster c1 = clusters.getCluster("c1");
     StackId stackId = new StackId("HDP-0.1");
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    clusters.addCluster("c1", stackId);
+    Cluster c1 = clusters.getCluster("c1");
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     Assert.assertEquals("c1", c1.getClusterName());
     Assert.assertEquals(1, c1.getClusterId());
     clusters.addHost("h1");
@@ -420,7 +422,8 @@ public class HostTest {
   public void testHostMaintenance() throws Exception {
     AmbariMetaInfo metaInfo = injector.getInstance(AmbariMetaInfo.class);
 
-    clusters.addCluster("c1");
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster("c1", stackId);
     Cluster c1 = clusters.getCluster("c1");
     Assert.assertEquals("c1", c1.getClusterName());
     Assert.assertEquals(1, c1.getClusterId());
@@ -435,9 +438,10 @@ public class HostTest {
     host.setHostAttributes(hostAttributes);
 
     host.persist();
-    StackId stackId = new StackId("HDP-0.1");
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     c1.setDesiredStackVersion(stackId);
     clusters.mapHostToCluster("h1", "c1");
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostTest.java
index 137575e..fde1945 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostTest.java
@@ -109,15 +109,16 @@ public class ServiceComponentHostTest {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
     injector.injectMembers(this);
-    clusters.addCluster("C1");
+    StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster("C1", stackId);
     clusters.addHost("h1");
     setOsFamily(clusters.getHost("h1"), "redhat", "5.9");
     clusters.getHost("h1").persist();
-    StackId stackId = new StackId("HDP-0.1");
+
     Cluster c1 = clusters.getCluster("C1");
-    c1.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c1.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c1.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     clusters.mapHostToCluster("h1","C1");
   }
 
@@ -190,7 +191,7 @@ public class ServiceComponentHostTest {
     Assert.assertFalse(
         impl.getDesiredStackVersion().getStackId().isEmpty());
 
-    Assert.assertTrue(impl.getStackVersion().getStackId().isEmpty());
+    Assert.assertFalse(impl.getStackVersion().getStackId().isEmpty());
 
     return impl;
   }
@@ -263,7 +264,6 @@ public class ServiceComponentHostTest {
     boolean checkStack = false;
     if (startEventType == ServiceComponentHostEventType.HOST_SVCCOMP_INSTALL) {
       checkStack = true;
-      impl.setStackVersion(null);
     }
 
     Assert.assertEquals(startState,
@@ -515,14 +515,14 @@ public class ServiceComponentHostTest {
         createNewServiceComponentHost("HDFS", "NAMENODE", "h1", false);
     sch.setDesiredState(State.INSTALLED);
     sch.setState(State.INSTALLING);
-    sch.setStackVersion(new StackId("HDP-1.0.0"));
-    sch.setDesiredStackVersion(new StackId("HDP-1.1.0"));
+    sch.setStackVersion(new StackId("HDP-1.2.0"));
+    sch.setDesiredStackVersion(new StackId("HDP-1.2.0"));
 
     Assert.assertEquals(State.INSTALLING, sch.getState());
     Assert.assertEquals(State.INSTALLED, sch.getDesiredState());
-    Assert.assertEquals("HDP-1.0.0",
+    Assert.assertEquals("HDP-1.2.0",
         sch.getStackVersion().getStackId());
-    Assert.assertEquals("HDP-1.1.0",
+    Assert.assertEquals("HDP-1.2.0",
         sch.getDesiredStackVersion().getStackId());
   }
 
@@ -532,8 +532,8 @@ public class ServiceComponentHostTest {
         createNewServiceComponentHost("HDFS", "NAMENODE", "h1", false);
     sch.setDesiredState(State.INSTALLED);
     sch.setState(State.INSTALLING);
-    sch.setStackVersion(new StackId("HDP-1.0.0"));
-    sch.setDesiredStackVersion(new StackId("HDP-1.1.0"));
+    sch.setStackVersion(new StackId("HDP-1.2.0"));
+    sch.setDesiredStackVersion(new StackId("HDP-1.2.0"));
 
     Cluster cluster = clusters.getCluster("C1");
 
@@ -567,7 +567,7 @@ public class ServiceComponentHostTest {
         createNewServiceComponentHost("HDFS", "DATANODE", "h1", false);
     sch.setDesiredState(State.INSTALLED);
     sch.setState(State.INSTALLING);
-    sch.setStackVersion(new StackId("HDP-1.0.0"));
+    sch.setStackVersion(new StackId("HDP-1.2.0"));
     ServiceComponentHostResponse r =
         sch.convertToResponse();
     Assert.assertEquals("HDFS", r.getServiceName());
@@ -576,7 +576,7 @@ public class ServiceComponentHostTest {
     Assert.assertEquals("C1", r.getClusterName());
     Assert.assertEquals(State.INSTALLED.toString(), r.getDesiredState());
     Assert.assertEquals(State.INSTALLING.toString(), r.getLiveState());
-    Assert.assertEquals("HDP-1.0.0", r.getStackVersion());
+    Assert.assertEquals("HDP-1.2.0", r.getStackVersion());
 
     Assert.assertFalse(r.isStaleConfig());
 
@@ -715,16 +715,17 @@ public class ServiceComponentHostTest {
     String stackVersion="HDP-2.0.6";
     String clusterName = "c2";
     String hostName = "h3";
+    StackId stackId = new StackId(stackVersion);
 
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     clusters.addHost(hostName);
     setOsFamily(clusters.getHost(hostName), "redhat", "5.9");
     clusters.getHost(hostName).persist();
     Cluster c2 = clusters.getCluster(clusterName);
-    StackId stackId = new StackId(stackVersion);
-    c2.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     clusters.mapHostToCluster(hostName, clusterName);
 
     Cluster cluster = clusters.getCluster(clusterName);
@@ -942,15 +943,17 @@ public class ServiceComponentHostTest {
     String clusterName = "c2";
     String hostName = "h3";
 
-    clusters.addCluster(clusterName);
+    StackId stackId = new StackId(stackVersion);
+
+    clusters.addCluster(clusterName, stackId);
     clusters.addHost(hostName);
     setOsFamily(clusters.getHost(hostName), "redhat", "5.9");
     clusters.getHost(hostName).persist();
     Cluster c2 = clusters.getCluster(clusterName);
-    StackId stackId = new StackId(stackVersion);
-    c2.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     clusters.mapHostToCluster(hostName, clusterName);
 
@@ -1076,15 +1079,17 @@ public class ServiceComponentHostTest {
     String clusterName = "c2";
     String hostName = "h3";
 
-    clusters.addCluster(clusterName);
+    StackId stackId = new StackId(stackVersion);
+
+    clusters.addCluster(clusterName, stackId);
     clusters.addHost(hostName);
     setOsFamily(clusters.getHost(hostName), "redhat", "5.9");
     clusters.getHost(hostName).persist();
     Cluster c2 = clusters.getCluster(clusterName);
-    StackId stackId = new StackId(stackVersion);
-    c2.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     clusters.mapHostToCluster(hostName, clusterName);
     HostEntity hostEntity = hostDAO.findByName(hostName);
     Assert.assertNotNull(hostEntity);
@@ -1119,8 +1124,9 @@ public class ServiceComponentHostTest {
     String stackVersion="HDP-2.0.6";
     String clusterName = "c2";
     String hostName = "h3";
+    StackId stackId = new StackId(stackVersion);
 
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
     clusters.addHost(hostName);
     setOsFamily(clusters.getHost(hostName), "redhat", "5.9");
     clusters.getHost(hostName).persist();
@@ -1128,10 +1134,11 @@ public class ServiceComponentHostTest {
     Assert.assertNotNull(hostEntity);
 
     Cluster c2 = clusters.getCluster(clusterName);
-    StackId stackId = new StackId(stackVersion);
+
     c2.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    c2.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    c2.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
     clusters.mapHostToCluster(hostName, clusterName);
 
     Cluster cluster = clusters.getCluster(clusterName);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java
index 37328e8..39dd815 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog150Test.java
@@ -22,11 +22,13 @@ import javax.persistence.EntityManager;
 import junit.framework.Assert;
 
 import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.dao.ClusterDAO;
 import org.apache.ambari.server.orm.dao.HostComponentDesiredStateDAO;
 import org.apache.ambari.server.orm.dao.KeyValueDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterConfigEntity;
 import org.apache.ambari.server.orm.entities.ClusterConfigMappingEntity;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
@@ -35,7 +37,9 @@ import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.HostEntity;
 import org.apache.ambari.server.orm.entities.KeyValueEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.HostComponentAdminState;
+import org.apache.ambari.server.state.StackId;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -48,15 +52,28 @@ public class UpgradeCatalog150Test {
   private Injector injector;
   private final String CLUSTER_NAME = "c1";
   private final String HOST_NAME = "h1";
-  private final String DESIRED_STACK_VERSION = "{\"stackName\":\"HDP\",\"stackVersion\":\"1.3.4\"}";
+
+  public static final StackId DESIRED_STACK = new StackId("HDP", "1.3.4");
 
   private UpgradeCatalogHelper upgradeCatalogHelper;
+  private StackEntity desiredStackEntity;
 
   @Before
   public void setup() throws Exception {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
     upgradeCatalogHelper = injector.getInstance(UpgradeCatalogHelper.class);
+
+    // inject AmbariMetaInfo to ensure that stacks get populated in the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
+    // load the stack entity
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+
+    desiredStackEntity = stackDAO.find(DESIRED_STACK.getStackName(),
+        DESIRED_STACK.getStackVersion());
+
+    Assert.assertNotNull(desiredStackEntity);
   }
 
   @After
@@ -87,9 +104,9 @@ public class UpgradeCatalog150Test {
   @Test
   public void testAddHistoryServer() throws AmbariException {
     final ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(
-        injector, CLUSTER_NAME, DESIRED_STACK_VERSION);
+        injector, CLUSTER_NAME, desiredStackEntity);
     final ClusterServiceEntity clusterServiceEntityMR = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "MAPREDUCE", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "MAPREDUCE", desiredStackEntity);
     final HostEntity hostEntity = upgradeCatalogHelper.createHost(injector,
         clusterEntity, HOST_NAME);
 
@@ -98,7 +115,7 @@ public class UpgradeCatalog150Test {
       public void run() {
         upgradeCatalogHelper.addComponent(injector, clusterEntity,
             clusterServiceEntityMR, hostEntity, "JOBTRACKER",
-            DESIRED_STACK_VERSION);
+            desiredStackEntity);
       }
     });
 
@@ -109,7 +126,7 @@ public class UpgradeCatalog150Test {
   @Test
   public void testProcessDecommissionedDatanodes() throws Exception {
     ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(injector,
-        CLUSTER_NAME, DESIRED_STACK_VERSION);
+        CLUSTER_NAME, desiredStackEntity);
     ClusterServiceEntity clusterServiceEntity = upgradeCatalogHelper.createService(
         injector, clusterEntity, "HDFS");
     HostEntity hostEntity = upgradeCatalogHelper.createHost(injector,
@@ -121,6 +138,7 @@ public class UpgradeCatalog150Test {
     componentDesiredStateEntity.setServiceName(clusterServiceEntity.getServiceName());
     componentDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
     componentDesiredStateEntity.setComponentName("DATANODE");
+    componentDesiredStateEntity.setDesiredStack(desiredStackEntity);
 
     //componentDesiredStateDAO.create(componentDesiredStateEntity);
 
@@ -136,6 +154,7 @@ public class UpgradeCatalog150Test {
     hostComponentDesiredStateEntity.setServiceName(clusterServiceEntity.getServiceName());
     hostComponentDesiredStateEntity.setServiceComponentDesiredStateEntity(componentDesiredStateEntity);
     hostComponentDesiredStateEntity.setHostEntity(hostEntity);
+    hostComponentDesiredStateEntity.setDesiredStack(desiredStackEntity);
 
     hostComponentDesiredStateDAO.create(hostComponentDesiredStateEntity);
 
@@ -157,6 +176,9 @@ public class UpgradeCatalog150Test {
     configEntity.setTag("1394147791230");
     configEntity.setData("{\"datanodes\":\"" + HOST_NAME + "\"}");
     configEntity.setTimestamp(System.currentTimeMillis());
+    configEntity.setStack(desiredStackEntity);
+    configEntity.setStack(clusterEntity.getDesiredStack());
+
     clusterDAO.createConfig(configEntity);
 
     UpgradeCatalog150 upgradeCatalog150 = injector.getInstance(UpgradeCatalog150.class);
@@ -179,10 +201,10 @@ public class UpgradeCatalog150Test {
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
 
     ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(injector,
-        CLUSTER_NAME, DESIRED_STACK_VERSION);
+        CLUSTER_NAME, desiredStackEntity);
 
     ClusterServiceEntity clusterServiceEntityMR = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "HDFS", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "HDFS", desiredStackEntity);
 
     Long clusterId = clusterEntity.getClusterId();
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog170Test.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog170Test.java b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog170Test.java
index 2bf6d96..377c0f7 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog170Test.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog170Test.java
@@ -69,6 +69,7 @@ import javax.persistence.criteria.Root;
 import javax.persistence.metamodel.SingularAttribute;
 
 import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.configuration.Configuration;
 import org.apache.ambari.server.controller.AmbariManagementController;
 import org.apache.ambari.server.orm.DBAccessor;
@@ -86,6 +87,7 @@ import org.apache.ambari.server.orm.dao.PrivilegeDAO;
 import org.apache.ambari.server.orm.dao.ResourceDAO;
 import org.apache.ambari.server.orm.dao.ResourceTypeDAO;
 import org.apache.ambari.server.orm.dao.ServiceComponentDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.dao.UserDAO;
 import org.apache.ambari.server.orm.dao.ViewDAO;
 import org.apache.ambari.server.orm.dao.ViewInstanceDAO;
@@ -108,6 +110,7 @@ import org.apache.ambari.server.orm.entities.PrivilegeEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.orm.entities.UserEntity;
 import org.apache.ambari.server.orm.entities.ViewEntity;
 import org.apache.ambari.server.orm.entities.ViewInstanceEntity;
@@ -141,7 +144,8 @@ public class UpgradeCatalog170Test {
   private final String CLUSTER_NAME = "c1";
   private final String SERVICE_NAME = "HDFS";
   private final String HOST_NAME = "h1";
-  private final String DESIRED_STACK_VERSION = "{\"stackName\":\"HDP\",\"stackVersion\":\"2.0.6\"}";
+
+  public static final StackId DESIRED_STACK = new StackId("HDP", "2.0.6");
 
   Provider<EntityManager> entityManagerProvider = createStrictMock(Provider.class);
   EntityManager entityManager = createNiceMock(EntityManager.class);
@@ -480,10 +484,17 @@ public class UpgradeCatalog170Test {
     ClusterConfigMappingEntity configMappingEntity = createNiceMock(ClusterConfigMappingEntity.class);
     ClusterStateEntity clusterStateEntity = createNiceMock(ClusterStateEntity.class);
 
+    StackEntity stackEntity = createNiceMock(StackEntity.class);
+    expect(stackEntity.getStackName()).andReturn(
+        CLUSTER_STATE_STACK_HDP_2_1.getStackName());
+
+    expect(stackEntity.getStackVersion()).andReturn(
+        CLUSTER_STATE_STACK_HDP_2_1.getStackVersion());
+
     expect(clusterEntity.getClusterId()).andReturn(1L).anyTimes();
     expect(clusterEntity.getConfigMappingEntities()).andReturn(Collections.singleton(configMappingEntity)).times(2);
     expect(clusterEntity.getClusterStateEntity()).andReturn(clusterStateEntity).anyTimes();
-    expect(clusterStateEntity.getCurrentStackVersion()).andReturn(CLUSTER_STATE_STACK_HDP_2_1);
+    expect(clusterStateEntity.getCurrentStack()).andReturn(stackEntity);
     expect(configMappingEntity.getType()).andReturn(YARN_SITE).anyTimes();
     expect(configMappingEntity.isSelected()).andReturn(1).anyTimes();
     expect(configMappingEntity.getTag()).andReturn("version1");
@@ -518,7 +529,7 @@ public class UpgradeCatalog170Test {
     replay(jobsView, showJobsKeyValue, user);
     replay(userEntity1, userEntity2, userPrincipal1, userPrincipal2, userPrivileges1, userPrivileges2);
     replay(viewRegistry, viewUsePermission, adminPermission);
-    replay(clusterEntity, configEntity, configMappingEntity, clusterStateEntity);
+    replay(clusterEntity, configEntity, configMappingEntity, clusterStateEntity, stackEntity);
 
     Class<?> c = AbstractUpgradeCatalog.class;
     Field f = c.getDeclaredField("configuration");
@@ -545,29 +556,47 @@ public class UpgradeCatalog170Test {
     ServiceComponentDesiredStateDAO serviceComponentDesiredStateDAO = injector.getInstance(ServiceComponentDesiredStateDAO.class);
     HostComponentDesiredStateDAO hostComponentDesiredStateDAO = injector.getInstance(HostComponentDesiredStateDAO.class);
     HostComponentStateDAO hostComponentStateDAO = injector.getInstance(HostComponentStateDAO.class);
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+
+    // inject AmbariMetaInfo to ensure that stacks get populated in the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
+    StackEntity desiredStackEntity = stackDAO.find(
+        DESIRED_STACK.getStackName(),
+        DESIRED_STACK.getStackVersion());
+
+    assertNotNull(desiredStackEntity);
 
     final ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(
-        injector, CLUSTER_NAME, DESIRED_STACK_VERSION);
+        injector, CLUSTER_NAME, desiredStackEntity);
+
     final ClusterServiceEntity clusterServiceEntityHDFS = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "HDFS", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "HDFS", desiredStackEntity);
+
     final ClusterServiceEntity clusterServiceEntityHIVE = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "HIVE", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "HIVE", desiredStackEntity);
+
     final ClusterServiceEntity clusterServiceEntityHCATALOG = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "HCATALOG", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "HCATALOG", desiredStackEntity);
+
     final ClusterServiceEntity clusterServiceEntityWEBHCAT = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "WEBHCAT", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "WEBHCAT", desiredStackEntity);
+
     final HostEntity hostEntity = upgradeCatalogHelper.createHost(injector,
         clusterEntity, HOST_NAME);
+
     upgradeCatalogHelper.addComponent(injector, clusterEntity,
-        clusterServiceEntityHDFS, hostEntity, "NAMENODE", DESIRED_STACK_VERSION);
+        clusterServiceEntityHDFS, hostEntity, "NAMENODE", desiredStackEntity);
+
     upgradeCatalogHelper.addComponent(injector, clusterEntity,
-        clusterServiceEntityHIVE, hostEntity, "HIVE_SERVER",
-        DESIRED_STACK_VERSION);
+        clusterServiceEntityHIVE, hostEntity, "HIVE_SERVER", desiredStackEntity);
+
     upgradeCatalogHelper.addComponent(injector, clusterEntity,
-        clusterServiceEntityHCATALOG, hostEntity, "HCAT", DESIRED_STACK_VERSION);
+        clusterServiceEntityHCATALOG, hostEntity, "HCAT", desiredStackEntity);
+
     upgradeCatalogHelper.addComponent(injector, clusterEntity,
         clusterServiceEntityWEBHCAT, hostEntity, "WEBHCAT_SERVER",
-        DESIRED_STACK_VERSION);
+        desiredStackEntity);
 
     upgradeCatalog170.moveHcatalogIntoHiveService();
 
@@ -597,8 +626,19 @@ public class UpgradeCatalog170Test {
 
   @Test
   public void updateClusterProvisionState()  throws AmbariException {
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+
+    // inject AmbariMetaInfo to ensure that stacks get populated in the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
+    StackEntity desiredStackEntity = stackDAO.find(
+        DESIRED_STACK.getStackName(), DESIRED_STACK.getStackVersion());
+
+    assertNotNull(desiredStackEntity);
+
     ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(injector,
-        CLUSTER_NAME, DESIRED_STACK_VERSION);
+        CLUSTER_NAME, desiredStackEntity);
+
     UpgradeCatalog170 upgradeCatalog170 = injector.getInstance(UpgradeCatalog170.class);
     upgradeCatalog170.updateClusterProvisionState();    //action
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog200Test.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog200Test.java b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog200Test.java
index 96d5134..804aa60 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog200Test.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/upgrade/UpgradeCatalog200Test.java
@@ -58,6 +58,7 @@ import org.apache.ambari.server.orm.dao.ClusterServiceDAO;
 import org.apache.ambari.server.orm.dao.HostComponentDesiredStateDAO;
 import org.apache.ambari.server.orm.dao.HostComponentStateDAO;
 import org.apache.ambari.server.orm.dao.ServiceComponentDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
 import org.apache.ambari.server.orm.entities.ClusterServiceEntity;
 import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity;
@@ -67,6 +68,7 @@ import org.apache.ambari.server.orm.entities.HostComponentStateEntityPK;
 import org.apache.ambari.server.orm.entities.HostEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.Config;
@@ -99,7 +101,8 @@ import com.google.inject.persist.PersistService;
 public class UpgradeCatalog200Test {
   private final String CLUSTER_NAME = "c1";
   private final String HOST_NAME = "h1";
-  private final String DESIRED_STACK_VERSION = "{\"stackName\":\"HDP\",\"stackVersion\":\"2.0.6\"}";
+
+  private final StackId DESIRED_STACK = new StackId("HDP", "2.0.6");
 
   private Injector injector;
   private Provider<EntityManager> entityManagerProvider = createStrictMock(Provider.class);
@@ -536,19 +539,27 @@ public class UpgradeCatalog200Test {
     HostComponentDesiredStateDAO hostComponentDesiredStateDAO = injector.getInstance(HostComponentDesiredStateDAO.class);
     HostComponentStateDAO hostComponentStateDAO = injector.getInstance(HostComponentStateDAO.class);
     ClusterServiceDAO clusterServiceDao = injector.getInstance(ClusterServiceDAO.class);
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+
+    // inject AmbariMetaInfo to ensure that stacks get populated in the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
+    StackEntity stackEntity = stackDAO.find(DESIRED_STACK.getStackName(),
+        DESIRED_STACK.getStackVersion());
+
+    assertNotNull(stackEntity);
 
     final ClusterEntity clusterEntity = upgradeCatalogHelper.createCluster(
-        injector, CLUSTER_NAME, DESIRED_STACK_VERSION);
+        injector, CLUSTER_NAME, stackEntity);
 
     final ClusterServiceEntity clusterServiceEntityNagios = upgradeCatalogHelper.addService(
-        injector, clusterEntity, "NAGIOS", DESIRED_STACK_VERSION);
+        injector, clusterEntity, "NAGIOS", stackEntity);
 
     final HostEntity hostEntity = upgradeCatalogHelper.createHost(injector,
         clusterEntity, HOST_NAME);
 
     upgradeCatalogHelper.addComponent(injector, clusterEntity,
-        clusterServiceEntityNagios, hostEntity, "NAGIOS_SERVER",
-        DESIRED_STACK_VERSION);
+        clusterServiceEntityNagios, hostEntity, "NAGIOS_SERVER", stackEntity);
 
     ServiceComponentDesiredStateEntityPK pkNagiosServer = new ServiceComponentDesiredStateEntityPK();
     pkNagiosServer.setComponentName("NAGIOS_SERVER");


[6/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/configgroup/ConfigGroupImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/configgroup/ConfigGroupImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/configgroup/ConfigGroupImpl.java
index 9ec0370..ffa085a 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/configgroup/ConfigGroupImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/configgroup/ConfigGroupImpl.java
@@ -17,12 +17,14 @@
  */
 package org.apache.ambari.server.state.configgroup;
 
-import com.google.gson.Gson;
-import com.google.inject.Inject;
-import com.google.inject.Injector;
-import com.google.inject.assistedinject.Assisted;
-import com.google.inject.assistedinject.AssistedInject;
-import com.google.inject.persist.Transactional;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.locks.ReadWriteLock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.DuplicateResourceException;
 import org.apache.ambari.server.controller.ConfigGroupResponse;
@@ -46,13 +48,13 @@ import org.apache.ambari.server.state.ConfigFactory;
 import org.apache.ambari.server.state.Host;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.locks.ReadWriteLock;
-import java.util.concurrent.locks.ReentrantReadWriteLock;
+
+import com.google.gson.Gson;
+import com.google.inject.Inject;
+import com.google.inject.Injector;
+import com.google.inject.assistedinject.Assisted;
+import com.google.inject.assistedinject.AssistedInject;
+import com.google.inject.persist.Transactional;
 
 public class ConfigGroupImpl implements ConfigGroup {
   private static final Logger LOG = LoggerFactory.getLogger(ConfigGroupImpl.class);
@@ -105,9 +107,9 @@ public class ConfigGroupImpl implements ConfigGroup {
     }
 
     if (configs != null) {
-      this.configurations = configs;
+      configurations = configs;
     } else {
-      this.configurations = new HashMap<String, Config>();
+      configurations = new HashMap<String, Config>();
     }
   }
 
@@ -119,8 +121,8 @@ public class ConfigGroupImpl implements ConfigGroup {
     this.cluster = cluster;
 
     this.configGroupEntity = configGroupEntity;
-    this.configurations = new HashMap<String, Config>();
-    this.hosts = new HashMap<String, Host>();
+    configurations = new HashMap<String, Config>();
+    hosts = new HashMap<String, Host>();
 
     // Populate configs
     for (ConfigGroupConfigMappingEntity configMappingEntity : configGroupEntity
@@ -130,7 +132,7 @@ public class ConfigGroupImpl implements ConfigGroup {
         configMappingEntity.getVersionTag());
 
       if (config != null) {
-        this.configurations.put(config.getType(), config);
+        configurations.put(config.getType(), config);
       } else {
         LOG.warn("Unable to find config mapping for config group"
           + ", clusterName = " + cluster.getClusterName()
@@ -146,7 +148,7 @@ public class ConfigGroupImpl implements ConfigGroup {
       try {
         Host host = clusters.getHost(hostMappingEntity.getHostname());
         if (host != null) {
-          this.hosts.put(host.getHostName(), host);
+          hosts.put(host.getHostName(), host);
         }
       } catch (AmbariException e) {
         String msg = "Host seems to be deleted but Config group mapping still " +
@@ -178,7 +180,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public void setName(String name) {
     readWriteLock.writeLock().lock();
     try {
-      this.configGroupEntity.setGroupName(name);
+      configGroupEntity.setGroupName(name);
     } finally {
       readWriteLock.writeLock().unlock();
     }
@@ -204,7 +206,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public void setTag(String tag) {
     readWriteLock.writeLock().lock();
     try {
-      this.configGroupEntity.setTag(tag);
+      configGroupEntity.setTag(tag);
     } finally {
       readWriteLock.writeLock().unlock();
     }
@@ -225,7 +227,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public void setDescription(String description) {
     readWriteLock.writeLock().lock();
     try {
-      this.configGroupEntity.setDescription(description);
+      configGroupEntity.setDescription(description);
     } finally {
       readWriteLock.writeLock().unlock();
     }
@@ -276,7 +278,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public void setConfigurations(Map<String, Config> configs) {
     readWriteLock.writeLock().lock();
     try {
-      this.configurations = configs;
+      configurations = configs;
     } finally {
       readWriteLock.writeLock().unlock();
     }
@@ -405,6 +407,7 @@ public class ConfigGroupImpl implements ConfigGroup {
           clusterConfigEntity = new ClusterConfigEntity();
           clusterConfigEntity.setClusterId(clusterEntity.getClusterId());
           clusterConfigEntity.setClusterEntity(clusterEntity);
+          clusterConfigEntity.setStack(clusterEntity.getDesiredStack());
           clusterConfigEntity.setType(config.getType());
           clusterConfigEntity.setVersion(config.getVersion());
           clusterConfigEntity.setTag(config.getTag());
@@ -545,6 +548,7 @@ public class ConfigGroupImpl implements ConfigGroup {
     }
   }
 
+  @Override
   @Transactional
   public void refresh() {
     readWriteLock.writeLock().lock();
@@ -565,7 +569,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public String getServiceName() {
     readWriteLock.readLock().lock();
     try {
-      return this.configGroupEntity.getServiceName();
+      return configGroupEntity.getServiceName();
     } finally {
       readWriteLock.readLock().unlock();
     }
@@ -576,7 +580,7 @@ public class ConfigGroupImpl implements ConfigGroup {
   public void setServiceName(String serviceName) {
     readWriteLock.writeLock().lock();
     try {
-      this.configGroupEntity.setServiceName(serviceName);
+      configGroupEntity.setServiceName(serviceName);
     } finally {
       readWriteLock.writeLock().unlock();
     }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java b/ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java
index 370cd48..4c9c499 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java
@@ -43,6 +43,7 @@ import org.apache.ambari.server.orm.dao.HostComponentStateDAO;
 import org.apache.ambari.server.orm.dao.HostDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
 import org.apache.ambari.server.orm.dao.ServiceComponentDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntityPK;
 import org.apache.ambari.server.orm.entities.HostComponentStateEntity;
@@ -51,6 +52,7 @@ import org.apache.ambari.server.orm.entities.HostEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.ConfigHelper;
@@ -78,7 +80,6 @@ import org.apache.ambari.server.state.stack.upgrade.RepositoryVersionHelper;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
 import com.google.inject.assistedinject.Assisted;
@@ -102,8 +103,6 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
   private boolean persisted = false;
 
   @Inject
-  Gson gson;
-  @Inject
   HostComponentStateDAO hostComponentStateDAO;
   @Inject
   HostComponentDesiredStateDAO hostComponentDesiredStateDAO;
@@ -135,6 +134,12 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
   @Inject
   private AmbariEventPublisher eventPublisher;
 
+  /**
+   * Data access object for stack.
+   */
+  @Inject
+  private StackDAO stackDAO;
+
   // TODO : caching the JPA entities here causes issues if they become stale and get re-merged.
   private HostComponentStateEntity stateEntity;
   private HostComponentDesiredStateEntity desiredStateEntity;
@@ -702,6 +707,10 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
       throw new RuntimeException(e);
     }
 
+    StackId stackId = serviceComponent.getDesiredStackVersion();
+    StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+        stackId.getStackVersion());
+
     stateEntity = new HostComponentStateEntity();
     stateEntity.setClusterId(serviceComponent.getClusterId());
     stateEntity.setComponentName(serviceComponent.getName());
@@ -710,7 +719,7 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
     stateEntity.setHostEntity(hostEntity);
     stateEntity.setCurrentState(stateMachine.getCurrentState());
     stateEntity.setUpgradeState(UpgradeState.NONE);
-    stateEntity.setCurrentStackVersion(gson.toJson(new StackId()));
+    stateEntity.setCurrentStack(stackEntity);
 
     stateEntityPK = getHostComponentStateEntityPK(stateEntity);
 
@@ -720,8 +729,8 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
     desiredStateEntity.setServiceName(serviceComponent.getServiceName());
     desiredStateEntity.setHostEntity(hostEntity);
     desiredStateEntity.setDesiredState(State.INIT);
-    desiredStateEntity.setDesiredStackVersion(
-        gson.toJson(serviceComponent.getDesiredStackVersion()));
+    desiredStateEntity.setDesiredStack(stackEntity);
+
     if(!serviceComponent.isMasterComponent() && !serviceComponent.isClientComponent()) {
       desiredStateEntity.setAdminState(HostComponentAdminState.INSERVICE);
     } else {
@@ -1022,17 +1031,23 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
       if (schStateEntity == null) {
         return new StackId();
       }
-      return gson.fromJson(schStateEntity.getCurrentStackVersion(), StackId.class);
+
+      StackEntity currentStackEntity = schStateEntity.getCurrentStack();
+      return new StackId(currentStackEntity.getStackName(),
+          currentStackEntity.getStackVersion());
     } finally {
       readLock.unlock();
     }
   }
 
   @Override
-  public void setStackVersion(StackId stackVersion) {
+  public void setStackVersion(StackId stackId) {
     writeLock.lock();
     try {
-      getStateEntity().setCurrentStackVersion(gson.toJson(stackVersion));
+      StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+          stackId.getStackVersion());
+
+      getStateEntity().setCurrentStack(stackEntity);
       saveIfPersisted();
     } finally {
       writeLock.unlock();
@@ -1064,18 +1079,22 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
   public StackId getDesiredStackVersion() {
     readLock.lock();
     try {
-      return gson.fromJson(getDesiredStateEntity().getDesiredStackVersion(),
-          StackId.class);
+      StackEntity desiredStackEntity = getDesiredStateEntity().getDesiredStack();
+      return new StackId(desiredStackEntity.getStackName(),
+          desiredStackEntity.getStackVersion());
     } finally {
       readLock.unlock();
     }
   }
 
   @Override
-  public void setDesiredStackVersion(StackId stackVersion) {
+  public void setDesiredStackVersion(StackId stackId) {
     writeLock.lock();
     try {
-      getDesiredStateEntity().setDesiredStackVersion(gson.toJson(stackVersion));
+      StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+          stackId.getStackVersion());
+
+      getDesiredStateEntity().setDesiredStack(stackEntity);
       saveIfPersisted();
     } finally {
       writeLock.unlock();
@@ -1478,7 +1497,14 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
   private RepositoryVersionEntity createRepositoryVersion(String version, final StackId stackId, final StackInfo stackInfo) throws AmbariException {
     // During an Ambari Upgrade from 1.7.0 -> 2.0.0, the Repo Version will not exist, so bootstrap it.
     LOG.info("Creating new repository version " + stackId.getStackName() + "-" + version);
-    return repositoryVersionDAO.create(stackId.getStackId(), version, stackId.getStackName() + "-" + version,
+
+    StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+        stackId.getStackVersion());
+
+    return repositoryVersionDAO.create(
+        stackEntity,
+        version,
+        stackId.getStackName() + "-" + version,
         repositoryVersionHelper.getUpgradePackageNameSafe(stackId.getStackName(), stackId.getStackVersion(), version),
         repositoryVersionHelper.serializeOperatingSystems(stackInfo.getRepositories()));
   }
@@ -1509,7 +1535,8 @@ public class ServiceComponentHostImpl implements ServiceComponentHost {
 
     writeLock.lock();
     try {
-      RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(stackId.getStackId(), version);
+      RepositoryVersionEntity repositoryVersion = repositoryVersionDAO.findByStackAndVersion(
+          stackId, version);
       if (repositoryVersion == null) {
         repositoryVersion = createRepositoryVersion(version, stackId, stackInfo);
       }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/upgrade/StackUpgradeUtil.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/StackUpgradeUtil.java b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/StackUpgradeUtil.java
index 388bea9..8c629ca 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/StackUpgradeUtil.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/StackUpgradeUtil.java
@@ -28,6 +28,7 @@ import org.apache.ambari.server.orm.dao.HostComponentStateDAO;
 import org.apache.ambari.server.orm.dao.MetainfoDAO;
 import org.apache.ambari.server.orm.dao.ServiceComponentDesiredStateDAO;
 import org.apache.ambari.server.orm.dao.ServiceDesiredStateDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
 import org.apache.ambari.server.orm.entities.ClusterStateEntity;
 import org.apache.ambari.server.orm.entities.HostComponentDesiredStateEntity;
@@ -35,46 +36,31 @@ import org.apache.ambari.server.orm.entities.HostComponentStateEntity;
 import org.apache.ambari.server.orm.entities.MetainfoEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.OperatingSystemInfo;
-import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.stack.OsFamily;
 
-import com.google.gson.Gson;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
 import com.google.inject.persist.Transactional;
 
 public class StackUpgradeUtil {
   @Inject
-  private Gson gson;
-  @Inject
   private Injector injector;
 
-  private String getStackIdString(String originalStackId, String stackName,
-                                  String stackVersion) {
-    if (stackVersion == null) {
-      stackVersion = gson.fromJson(originalStackId, StackId.class).getStackVersion();
-    }
-
-    return String.format(
-      "{\"stackName\":\"%s\",\"stackVersion\":\"%s\"}",
-      stackName,
-      stackVersion
-    );
-  }
-
   @Transactional
   public void updateStackDetails(String stackName, String stackVersion) {
     ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
     List<Long> clusterIds = new ArrayList<Long>();
 
+    StackEntity stackEntity = stackDAO.find(stackName, stackVersion);
+
     List<ClusterEntity> clusterEntities = clusterDAO.findAll();
     if (clusterEntities != null && !clusterEntities.isEmpty()) {
       for (ClusterEntity entity : clusterEntities) {
         clusterIds.add(entity.getClusterId());
-        String stackIdString = entity.getDesiredStackVersion();
-        entity.setDesiredStackVersion(getStackIdString(stackIdString,
-          stackName, stackVersion));
+        entity.setDesiredStack(stackEntity);
         clusterDAO.merge(entity);
       }
     }
@@ -83,9 +69,7 @@ public class StackUpgradeUtil {
 
     for (Long clusterId : clusterIds) {
       ClusterStateEntity clusterStateEntity = clusterStateDAO.findByPK(clusterId);
-      String currentStackVersion = clusterStateEntity.getCurrentStackVersion();
-      clusterStateEntity.setCurrentStackVersion(getStackIdString
-        (currentStackVersion, stackName, stackVersion));
+      clusterStateEntity.setCurrentStack(stackEntity);
       clusterStateDAO.merge(clusterStateEntity);
     }
 
@@ -95,9 +79,7 @@ public class StackUpgradeUtil {
 
     if (hcEntities != null) {
       for (HostComponentStateEntity hc : hcEntities) {
-        String currentStackVersion = hc.getCurrentStackVersion();
-        hc.setCurrentStackVersion(getStackIdString(currentStackVersion,
-          stackName, stackVersion));
+        hc.setCurrentStack(stackEntity);
         hostComponentStateDAO.merge(hc);
       }
     }
@@ -109,9 +91,7 @@ public class StackUpgradeUtil {
 
     if (hcdEntities != null) {
       for (HostComponentDesiredStateEntity hcd : hcdEntities) {
-        String desiredStackVersion = hcd.getDesiredStackVersion();
-        hcd.setDesiredStackVersion(getStackIdString(desiredStackVersion,
-          stackName, stackVersion));
+        hcd.setDesiredStack(stackEntity);
         hostComponentDesiredStateDAO.merge(hcd);
       }
     }
@@ -124,9 +104,7 @@ public class StackUpgradeUtil {
 
     if (scdEntities != null) {
       for (ServiceComponentDesiredStateEntity scd : scdEntities) {
-        String desiredStackVersion = scd.getDesiredStackVersion();
-        scd.setDesiredStackVersion(getStackIdString(desiredStackVersion,
-          stackName, stackVersion));
+        scd.setDesiredStack(stackEntity);
         serviceComponentDesiredStateDAO.merge(scd);
       }
     }
@@ -137,14 +115,10 @@ public class StackUpgradeUtil {
 
     if (sdEntities != null) {
       for (ServiceDesiredStateEntity sd : sdEntities) {
-        String desiredStackVersion = sd.getDesiredStackVersion();
-        sd.setDesiredStackVersion(getStackIdString(desiredStackVersion,
-          stackName, stackVersion));
+        sd.setDesiredStack(stackEntity);
         serviceDesiredStateDAO.merge(sd);
       }
     }
-
-
   }
 
   /**
@@ -159,31 +133,32 @@ public class StackUpgradeUtil {
 
     if (null == repoUrl ||
         repoUrl.isEmpty() ||
-        !repoUrl.startsWith("http"))
+        !repoUrl.startsWith("http")) {
       return;
-    
-    String[] oses = new String[0]; 
-    
+    }
+
+    String[] oses = new String[0];
+
     if (null != repoUrlOs) {
       oses = repoUrlOs.split(",");
     }
-    
+
     AmbariMetaInfo ami = injector.getInstance(AmbariMetaInfo.class);
     MetainfoDAO metaDao = injector.getInstance(MetainfoDAO.class);
     OsFamily os_family = injector.getInstance(OsFamily.class);
-    
+
     String stackRepoId = stackName + "-" + stackVersion;
-    
+
     if (0 == oses.length) {
       // do them all
       for (OperatingSystemInfo osi : ami.getOperatingSystems(stackName, stackVersion)) {
         ami.updateRepoBaseURL(stackName, stackVersion, osi.getOsType(),
             stackRepoId, repoUrl);
       }
-      
+
     } else {
       for (String os : oses) {
-        
+
         String family = os_family.find(os);
         if (null != family) {
           String key = ami.generateRepoMetaKey(stackName, stackVersion, os,
@@ -191,7 +166,7 @@ public class StackUpgradeUtil {
 
           String familyKey = ami.generateRepoMetaKey(stackName, stackVersion, family,
               stackRepoId, AmbariMetaInfo.REPOSITORY_XML_PROPERTY_BASEURL);
-          
+
           // need to use (for example) redhat6 if the os is centos6
           MetainfoEntity entity = metaDao.findByKey(key);
           if (null == entity) {
@@ -203,7 +178,7 @@ public class StackUpgradeUtil {
             entity.setMetainfoValue(repoUrl);
             metaDao.merge(entity);
           }
-          
+
           entity = metaDao.findByKey(familyKey);
           if (null == entity) {
             entity = new MetainfoEntity();
@@ -214,7 +189,7 @@ public class StackUpgradeUtil {
             entity.setMetainfoValue(repoUrl);
             metaDao.merge(entity);
           }
-        }        
+        }
       }
     }
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java
index d80909b..03b995a 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog150.java
@@ -64,6 +64,7 @@ import org.apache.ambari.server.orm.entities.HostRoleCommandEntity;
 import org.apache.ambari.server.orm.entities.KeyValueEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.HostComponentAdminState;
 import org.apache.ambari.server.state.PropertyInfo;
 import org.apache.ambari.server.state.ServiceInfo;
@@ -544,7 +545,7 @@ public class UpgradeCatalog150 extends AbstractUpgradeCatalog {
           if (clusterStateDAO.findByPK(clusterEntity.getClusterId()) == null) {
             ClusterStateEntity clusterStateEntity = new ClusterStateEntity();
             clusterStateEntity.setClusterEntity(clusterEntity);
-            clusterStateEntity.setCurrentStackVersion(clusterEntity.getDesiredStackVersion());
+            clusterStateEntity.setCurrentStack(clusterEntity.getDesiredStack());
 
             clusterStateDAO.create(clusterStateEntity);
 
@@ -635,7 +636,7 @@ public class UpgradeCatalog150 extends AbstractUpgradeCatalog {
 
       final ServiceComponentDesiredStateEntity serviceComponentDesiredStateEntity = new ServiceComponentDesiredStateEntity();
       serviceComponentDesiredStateEntity.setComponentName("HISTORYSERVER");
-      serviceComponentDesiredStateEntity.setDesiredStackVersion(clusterEntity.getDesiredStackVersion());
+      serviceComponentDesiredStateEntity.setDesiredStack(clusterEntity.getDesiredStack());
       serviceComponentDesiredStateEntity.setDesiredState(jtServiceComponentDesiredState);
       serviceComponentDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
       serviceComponentDesiredStateEntity.setHostComponentDesiredStateEntities(new ArrayList<HostComponentDesiredStateEntity>());
@@ -648,11 +649,11 @@ public class UpgradeCatalog150 extends AbstractUpgradeCatalog {
       final HostComponentStateEntity stateEntity = new HostComponentStateEntity();
       stateEntity.setHostEntity(host);
       stateEntity.setCurrentState(jtCurrState);
-      stateEntity.setCurrentStackVersion(clusterEntity.getDesiredStackVersion());
+      stateEntity.setCurrentStack(clusterEntity.getDesiredStack());
 
       final HostComponentDesiredStateEntity desiredStateEntity = new HostComponentDesiredStateEntity();
       desiredStateEntity.setDesiredState(jtHostComponentDesiredState);
-      desiredStateEntity.setDesiredStackVersion(clusterEntity.getDesiredStackVersion());
+      desiredStateEntity.setDesiredStack(clusterEntity.getDesiredStack());
 
       persistComponentEntities(stateEntity, desiredStateEntity, serviceComponentDesiredStateEntity);
     }
@@ -698,13 +699,9 @@ public class UpgradeCatalog150 extends AbstractUpgradeCatalog {
     List <ClusterEntity> clusterEntities = clusterDAO.findAll();
     for (final ClusterEntity clusterEntity : clusterEntities) {
       Long clusterId = clusterEntity.getClusterId();
-      String desiredStackVersion = clusterEntity.getDesiredStackVersion();
-
-      Map<String, String> clusterInfo =
-        gson.<Map<String, String>>fromJson(desiredStackVersion, Map.class);
-
-      String stackName = clusterInfo.get("stackName");
-      String stackVersion = clusterInfo.get("stackVersion");
+      StackEntity stackEntity = clusterEntity.getDesiredStack();
+      String stackName = stackEntity.getStackName();
+      String stackVersion = stackEntity.getStackVersion();
 
       List<ClusterServiceEntity> clusterServiceEntities = clusterServiceDAO.findAll();
       for (final ClusterServiceEntity clusterServiceEntity : clusterServiceEntities) {
@@ -740,6 +737,8 @@ public class UpgradeCatalog150 extends AbstractUpgradeCatalog {
                   configEntity.setVersion(1L);
                   configEntity.setTimestamp(System.currentTimeMillis());
                   configEntity.setClusterEntity(clusterEntity);
+                  configEntity.setStack(stackEntity);
+
                   LOG.debug("Creating new " + configType + " config...");
                   clusterDAO.createConfig(configEntity);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog170.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog170.java b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog170.java
index 2259c92..d6d4567 100644
--- a/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog170.java
+++ b/ambari-server/src/main/java/org/apache/ambari/server/upgrade/UpgradeCatalog170.java
@@ -87,6 +87,7 @@ import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceComponentDesiredStateEntityPK;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntity;
 import org.apache.ambari.server.orm.entities.ServiceDesiredStateEntityPK;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.orm.entities.UserEntity;
 import org.apache.ambari.server.orm.entities.ViewEntity;
 import org.apache.ambari.server.orm.entities.ViewInstanceEntity;
@@ -94,6 +95,7 @@ import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.Config;
 import org.apache.ambari.server.state.ConfigHelper;
+import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.State;
 import org.apache.ambari.server.state.alert.Scope;
 import org.apache.ambari.server.utils.StageUtils;
@@ -128,13 +130,15 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
   public static final String JOBS_VIEW_INSTANCE_NAME = "JOBS_1";
   public static final String SHOW_JOBS_FOR_NON_ADMIN_KEY = "showJobsForNonAdmin";
   public static final String JOBS_VIEW_INSTANCE_LABEL = "Jobs";
-  public static final String CLUSTER_STATE_STACK_HDP_2_1 = "{\"stackName\":\"HDP\",\"stackVersion\":\"2.1\"}";
   public static final String YARN_TIMELINE_SERVICE_WEBAPP_ADDRESS_PROPERTY = "yarn.timeline-service.webapp.address";
   public static final String YARN_RESOURCEMANAGER_WEBAPP_ADDRESS_PROPERTY = "yarn.resourcemanager.webapp.address";
   public static final String YARN_SITE = "yarn-site";
   public static final String YARN_ATS_URL_PROPERTY = "yarn.ats.url";
   public static final String YARN_RESOURCEMANAGER_URL_PROPERTY = "yarn.resourcemanager.url";
 
+  public static final StackId CLUSTER_STATE_STACK_HDP_2_1 = new StackId("HDP",
+      "2.1");
+
   //SourceVersion is only for book-keeping purpos
   @Override
   public String getSourceVersion() {
@@ -759,7 +763,7 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
       serviceComponentDesiredStateEntity.setServiceName(serviceName);
       serviceComponentDesiredStateEntity.setComponentName(serviceComponentDesiredStateEntityToDelete.getComponentName());
       serviceComponentDesiredStateEntity.setClusterId(clusterEntity.getClusterId());
-      serviceComponentDesiredStateEntity.setDesiredStackVersion(serviceComponentDesiredStateEntityToDelete.getDesiredStackVersion());
+      serviceComponentDesiredStateEntity.setDesiredStack(serviceComponentDesiredStateEntityToDelete.getDesiredStack());
       serviceComponentDesiredStateEntity.setDesiredState(serviceComponentDesiredStateEntityToDelete.getDesiredState());
       serviceComponentDesiredStateEntity.setClusterServiceEntity(clusterServiceEntity);
 
@@ -771,7 +775,7 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
         HostComponentDesiredStateEntity hostComponentDesiredStateEntity = new HostComponentDesiredStateEntity();
         hostComponentDesiredStateEntity.setClusterId(clusterEntity.getClusterId());
         hostComponentDesiredStateEntity.setComponentName(hcDesiredStateEntityToBeDeleted.getComponentName());
-        hostComponentDesiredStateEntity.setDesiredStackVersion(hcDesiredStateEntityToBeDeleted.getDesiredStackVersion());
+        hostComponentDesiredStateEntity.setDesiredStack(hcDesiredStateEntityToBeDeleted.getDesiredStack());
         hostComponentDesiredStateEntity.setDesiredState(hcDesiredStateEntityToBeDeleted.getDesiredState());
         hostComponentDesiredStateEntity.setHostEntity(hcDesiredStateEntityToBeDeleted.getHostEntity());
         hostComponentDesiredStateEntity.setAdminState(hcDesiredStateEntityToBeDeleted.getAdminState());
@@ -793,7 +797,7 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
         HostComponentStateEntity hostComponentStateEntity = new HostComponentStateEntity();
         hostComponentStateEntity.setClusterId(clusterEntity.getClusterId());
         hostComponentStateEntity.setComponentName(hcStateToBeDeleted.getComponentName());
-        hostComponentStateEntity.setCurrentStackVersion(hcStateToBeDeleted.getCurrentStackVersion());
+        hostComponentStateEntity.setCurrentStack(hcStateToBeDeleted.getCurrentStack());
         hostComponentStateEntity.setCurrentState(hcStateToBeDeleted.getCurrentState());
         hostComponentStateEntity.setHostEntity(hcStateToBeDeleted.getHostEntity());
         hostComponentStateEntity.setServiceName(serviceName);
@@ -827,6 +831,8 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
 
     for (ConfigGroupConfigMappingEntity entity : configGroupsWithGlobalConfigs) {
       String configData = entity.getClusterConfigEntity().getData();
+      StackEntity stackEntity = entity.getClusterConfigEntity().getStack();
+
       Map<String, String> properties = StageUtils.getGson().fromJson(configData, type);
       Cluster cluster = ambariManagementController.getClusters().getClusterById(entity.getClusterId());
       HashMap<String, HashMap<String, String>> configs = new HashMap<String, HashMap<String, String>>();
@@ -866,8 +872,9 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
         clusterConfigEntity.setTag(tag);
         clusterConfigEntity.setTimestamp(new Date().getTime());
         clusterConfigEntity.setData(StageUtils.getGson().toJson(config.getValue()));
-        clusterDAO.createConfig(clusterConfigEntity);
+        clusterConfigEntity.setStack(stackEntity);
 
+        clusterDAO.createConfig(clusterConfigEntity);
 
         ConfigGroupConfigMappingEntity configGroupConfigMappingEntity = new ConfigGroupConfigMappingEntity();
         configGroupConfigMappingEntity.setTimestamp(System.currentTimeMillis());
@@ -1400,8 +1407,14 @@ public class UpgradeCatalog170 extends AbstractUpgradeCatalog {
     List<ClusterEntity> clusters = clusterDAO.findAll();
     if (!clusters.isEmpty()) {
       ClusterEntity currentCluster = clusters.get(0);
-      String currentStackVersion = currentCluster.getClusterStateEntity().getCurrentStackVersion();
-      if (CLUSTER_STATE_STACK_HDP_2_1.equals(currentStackVersion)) {
+      StackEntity currentStack = currentCluster.getClusterStateEntity().getCurrentStack();
+
+      boolean isStackHdp21 = CLUSTER_STATE_STACK_HDP_2_1.getStackName().equals(
+          currentStack.getStackName())
+          && CLUSTER_STATE_STACK_HDP_2_1.getStackVersion().equals(
+              currentStack.getStackVersion());
+
+      if (isStackHdp21) {
         ViewRegistry.initInstance(viewRegistry);
         viewRegistry.readViewArchives(VIEW_NAME_REG_EXP);
         ViewEntity jobsView = viewDAO.findByCommonName(JOBS_VIEW_NAME);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql b/ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql
index c3488f2..62a8541 100644
--- a/ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql
+++ b/ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql
@@ -1,5 +1,5 @@
 --
--- Licensed to the Apache Software Foundation (ASF) under one
+-- Licensed to the stackpache Software Foundation (ASF) under one
 -- or more contributor license agreements.  See the NOTICE file
 -- distributed with this work for additional information
 -- regarding copyright ownership.  The ASF licenses this file
@@ -30,6 +30,14 @@ delimiter ;
 -- Ambari is transitioning to make the host_id the FK instead of the host_name.
 -- Please do not remove lines that are related to this change and are being staged.
 
+CREATE TABLE stack(
+  stack_id BIGINT NOT NULL,
+  stack_name VARCHAR(255) NOT NULL,
+  stack_version VARCHAR(255) NOT NULL,
+  PRIMARY KEY (stack_id),
+  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
+);
+
 CREATE TABLE clusters (
   cluster_id BIGINT NOT NULL,
   resource_id BIGINT NOT NULL,
@@ -38,8 +46,9 @@ CREATE TABLE clusters (
   provisioning_state VARCHAR(255) NOT NULL DEFAULT 'INIT',
   security_type VARCHAR(32) NOT NULL DEFAULT 'NONE',
   desired_cluster_state VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
+  desired_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE clusterconfig (
   config_id BIGINT NOT NULL,
@@ -47,10 +56,12 @@ CREATE TABLE clusterconfig (
   version BIGINT NOT NULL,
   type_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   config_data LONGTEXT NOT NULL,
   config_attributes LONGTEXT,
   create_timestamp BIGINT NOT NULL,
-  PRIMARY KEY (config_id));
+  PRIMARY KEY (config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE serviceconfig (
   service_config_id BIGINT NOT NULL,
@@ -58,10 +69,12 @@ CREATE TABLE serviceconfig (
   service_name VARCHAR(255) NOT NULL,
   version BIGINT NOT NULL,
   create_timestamp BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   user_name VARCHAR(255) NOT NULL DEFAULT '_db',
   group_id BIGINT,
   note LONGTEXT,
-  PRIMARY KEY (service_config_id));
+  PRIMARY KEY (service_config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE serviceconfighosts (
   service_config_id BIGINT NOT NULL,
@@ -84,8 +97,9 @@ CREATE TABLE clusterservices (
 CREATE TABLE clusterstate (
   cluster_id BIGINT NOT NULL,
   current_cluster_state VARCHAR(255) NOT NULL,
-  current_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
+  current_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE cluster_version (
   id BIGINT NOT NULL,
@@ -100,7 +114,7 @@ CREATE TABLE cluster_version (
 CREATE TABLE hostcomponentdesiredstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
@@ -108,19 +122,21 @@ CREATE TABLE hostcomponentdesiredstate (
   maintenance_state VARCHAR(32) NOT NULL DEFAULT 'ACTIVE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
   restart_required TINYINT(1) NOT NULL DEFAULT 0,
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostcomponentstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
   version VARCHAR(32) NOT NULL DEFAULT 'UNKNOWN',
-  current_stack_version VARCHAR(255) NOT NULL,
+  current_stack_id BIGINT NOT NULL,
   current_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   upgrade_state VARCHAR(32) NOT NULL DEFAULT 'NONE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hosts (
   host_id BIGINT NOT NULL,
@@ -162,20 +178,22 @@ CREATE TABLE host_version (
 CREATE TABLE servicecomponentdesiredstate (
   component_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
-  PRIMARY KEY (component_name, cluster_id, service_name));
+  PRIMARY KEY (component_name, cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE servicedesiredstate (
   cluster_id BIGINT NOT NULL,
   desired_host_role_mapping INTEGER NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   maintenance_state VARCHAR(32) NOT NULL DEFAULT 'ACTIVE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, service_name));
+  PRIMARY KEY (cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE users (
   user_id INTEGER,
@@ -387,9 +405,9 @@ CREATE TABLE requestschedulebatchrequest (
 
 CREATE TABLE blueprint (
   blueprint_name VARCHAR(255) NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY(blueprint_name));
+  stack_id BIGINT NOT NULL,
+  PRIMARY KEY(blueprint_name),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostgroup (
   blueprint_name VARCHAR(255) NOT NULL,
@@ -527,13 +545,13 @@ CREATE TABLE adminprivilege (
 
 CREATE TABLE repo_version (
   repo_version_id BIGINT NOT NULL,
-  stack VARCHAR(255) NOT NULL,
+  stack_id BIGINT NOT NULL,
   version VARCHAR(255) NOT NULL,
   display_name VARCHAR(128) NOT NULL,
   upgrade_package VARCHAR(255) NOT NULL,
   repositories LONGTEXT NOT NULL,
-  PRIMARY KEY(repo_version_id)
-);
+  PRIMARY KEY(repo_version_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE widget (
   id BIGINT NOT NULL,
@@ -587,7 +605,7 @@ ALTER TABLE viewinstance ADD CONSTRAINT UQ_viewinstance_name_id UNIQUE (view_ins
 ALTER TABLE serviceconfig ADD CONSTRAINT UQ_scv_service_version UNIQUE (cluster_id, service_name, version);
 ALTER TABLE adminpermission ADD CONSTRAINT UQ_perm_name_resource_type_id UNIQUE (permission_name, resource_type_id);
 ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_display_name UNIQUE (display_name);
-ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack, version);
+ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack_id, version);
 
 -- altering tables by creating foreign keys----------
 ALTER TABLE members ADD CONSTRAINT FK_members_group_id FOREIGN KEY (group_id) REFERENCES groups (group_id);
@@ -826,14 +844,6 @@ CREATE TABLE upgrade_item (
   FOREIGN KEY (upgrade_group_id) REFERENCES upgrade_group(upgrade_group_id)
 );
 
-CREATE TABLE stack(
-  stack_id BIGINT NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (stack_id),
-  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
-);
-
 -- In order for the first ID to be 1, must initialize the ambari_sequences table with a sequence_value of 0.
 INSERT INTO ambari_sequences(sequence_name, sequence_value) values ('cluster_id_seq', 1);
 INSERT INTO ambari_sequences(sequence_name, sequence_value) values ('host_id_seq', 0);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql b/ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql
index 0455e9e..436e438 100644
--- a/ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql
+++ b/ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql
@@ -21,6 +21,14 @@
 -- Please do not remove lines that are related to this change and are being staged.
 
 ------create tables---------
+CREATE TABLE stack(
+  stack_id NUMBER(19) NOT NULL,
+  stack_name VARCHAR2(255) NOT NULL,
+  stack_version VARCHAR2(255) NOT NULL,
+  PRIMARY KEY (stack_id),
+  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
+);
+
 CREATE TABLE clusters (
   cluster_id NUMBER(19) NOT NULL,
   resource_id NUMBER(19) NOT NULL,
@@ -29,8 +37,9 @@ CREATE TABLE clusters (
   provisioning_state VARCHAR2(255) DEFAULT 'INIT' NOT NULL,
   security_type VARCHAR2(32) DEFAULT 'NONE' NOT NULL,
   desired_cluster_state VARCHAR2(255) NULL,
-  desired_stack_version VARCHAR2(255) NULL,
-  PRIMARY KEY (cluster_id));
+  desired_stack_id NUMBER(19) NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE clusterconfig (
   config_id NUMBER(19) NOT NULL,
@@ -38,10 +47,12 @@ CREATE TABLE clusterconfig (
   version NUMBER(19) NOT NULL,
   type_name VARCHAR2(255) NOT NULL,
   cluster_id NUMBER(19) NOT NULL,
+  stack_id NUMBER(19) NOT NULL,
   config_data CLOB NOT NULL,
   config_attributes CLOB,
   create_timestamp NUMBER(19) NOT NULL,
-  PRIMARY KEY (config_id));
+  PRIMARY KEY (config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE serviceconfig (
   service_config_id NUMBER(19) NOT NULL,
@@ -49,10 +60,12 @@ CREATE TABLE serviceconfig (
   service_name VARCHAR(255) NOT NULL,
   version NUMBER(19) NOT NULL,
   create_timestamp NUMBER(19) NOT NULL,
+  stack_id NUMBER(19) NOT NULL,
   user_name VARCHAR(255) DEFAULT '_db' NOT NULL,
   group_id NUMBER(19),
   note CLOB,
-  PRIMARY KEY (service_config_id));
+  PRIMARY KEY (service_config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE serviceconfighosts (
   service_config_id NUMBER(19) NOT NULL,
@@ -73,8 +86,9 @@ CREATE TABLE clusterservices (
 CREATE TABLE clusterstate (
   cluster_id NUMBER(19) NOT NULL,
   current_cluster_state VARCHAR2(255) NULL,
-  current_stack_version VARCHAR2(255) NULL,
-  PRIMARY KEY (cluster_id));
+  current_stack_id NUMBER(19) NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE cluster_version (
   id NUMBER(19) NULL,
@@ -89,7 +103,7 @@ CREATE TABLE cluster_version (
 CREATE TABLE hostcomponentdesiredstate (
   cluster_id NUMBER(19) NOT NULL,
   component_name VARCHAR2(255) NOT NULL,
-  desired_stack_version VARCHAR2(255) NULL,
+  desired_stack_id NUMBER(19) NULL,
   desired_state VARCHAR2(255) NOT NULL,
   host_id NUMBER(19) NOT NULL,
   service_name VARCHAR2(255) NOT NULL,
@@ -97,19 +111,21 @@ CREATE TABLE hostcomponentdesiredstate (
   maintenance_state VARCHAR2(32) NOT NULL,
   security_state VARCHAR2(32) DEFAULT 'UNSECURED' NOT NULL,
   restart_required NUMBER(1) DEFAULT 0 NOT NULL,
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostcomponentstate (
   cluster_id NUMBER(19) NOT NULL,
   component_name VARCHAR2(255) NOT NULL,
   version VARCHAR2(32) DEFAULT 'UNKNOWN' NOT NULL,
-  current_stack_version VARCHAR2(255) NOT NULL,
+  current_stack_id NUMBER(19) NOT NULL,
   current_state VARCHAR2(255) NOT NULL,
   host_id NUMBER(19) NOT NULL,
   service_name VARCHAR2(255) NOT NULL,
   upgrade_state VARCHAR2(32) DEFAULT 'NONE' NOT NULL,
   security_state VARCHAR2(32) DEFAULT 'UNSECURED' NOT NULL,
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hosts (
   host_id NUMBER(19) NOT NULL,
@@ -151,20 +167,22 @@ CREATE TABLE host_version (
 CREATE TABLE servicecomponentdesiredstate (
   component_name VARCHAR2(255) NOT NULL,
   cluster_id NUMBER(19) NOT NULL,
-  desired_stack_version VARCHAR2(255) NULL,
+  desired_stack_id NUMBER(19) NOT NULL,
   desired_state VARCHAR2(255) NOT NULL,
   service_name VARCHAR2(255) NOT NULL,
-  PRIMARY KEY (component_name, cluster_id, service_name));
+  PRIMARY KEY (component_name, cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE servicedesiredstate (
   cluster_id NUMBER(19) NOT NULL,
   desired_host_role_mapping NUMBER(10) NOT NULL,
-  desired_stack_version VARCHAR2(255) NULL,
+  desired_stack_id NUMBER(19) NOT NULL,
   desired_state VARCHAR2(255) NOT NULL,
   service_name VARCHAR2(255) NOT NULL,
   maintenance_state VARCHAR2(32) NOT NULL,
   security_state VARCHAR2(32) DEFAULT 'UNSECURED' NOT NULL,
-  PRIMARY KEY (cluster_id, service_name));
+  PRIMARY KEY (cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE users (
   user_id NUMBER(10) NOT NULL,
@@ -377,9 +395,9 @@ CREATE TABLE requestschedulebatchrequest (
 
 CREATE TABLE blueprint (
   blueprint_name VARCHAR2(255) NOT NULL,
-  stack_name VARCHAR2(255) NOT NULL,
-  stack_version VARCHAR2(255) NOT NULL,
-  PRIMARY KEY(blueprint_name));
+  stack_id NUMBER(19) NOT NULL,
+  PRIMARY KEY(blueprint_name),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostgroup (
   blueprint_name VARCHAR2(255) NOT NULL,
@@ -515,12 +533,13 @@ CREATE TABLE adminprivilege (
 
 CREATE TABLE repo_version (
   repo_version_id NUMBER(19) NOT NULL,
-  stack VARCHAR2(255) NOT NULL,
+  stack_id NUMBER(19) NOT NULL,
   version VARCHAR2(255) NOT NULL,
   display_name VARCHAR2(128) NOT NULL,
   upgrade_package VARCHAR2(255) NOT NULL,
   repositories CLOB NOT NULL,
-  PRIMARY KEY(repo_version_id)
+  PRIMARY KEY(repo_version_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id)
 );
 
 CREATE TABLE widget (
@@ -575,7 +594,7 @@ ALTER TABLE viewinstance ADD CONSTRAINT UQ_viewinstance_name_id UNIQUE (view_ins
 ALTER TABLE serviceconfig ADD CONSTRAINT UQ_scv_service_version UNIQUE (cluster_id, service_name, version);
 ALTER TABLE adminpermission ADD CONSTRAINT UQ_perm_name_resource_type_id UNIQUE (permission_name, resource_type_id);
 ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_display_name UNIQUE (display_name);
-ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack, version);
+ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack_id, version);
 
 --------altering tables by creating foreign keys----------
 ALTER TABLE members ADD CONSTRAINT FK_members_group_id FOREIGN KEY (group_id) REFERENCES groups (group_id);
@@ -816,14 +835,6 @@ CREATE TABLE upgrade_item (
   FOREIGN KEY (upgrade_group_id) REFERENCES upgrade_group(upgrade_group_id)
 );
 
-CREATE TABLE stack(
-  stack_id NUMBER(19) NOT NULL,
-  stack_name VARCHAR2(255) NOT NULL,
-  stack_version VARCHAR2(255) NOT NULL,
-  PRIMARY KEY (stack_id),
-  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
-);
-
 ---------inserting some data-----------
 -- In order for the first ID to be 1, must initialize the ambari_sequences table with a sequence_value of 0.
 INSERT INTO ambari_sequences(sequence_name, sequence_value) values ('host_role_command_id_seq', 0);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql b/ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql
index 2c381b2..2cec20a 100644
--- a/ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql
+++ b/ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql
@@ -21,6 +21,14 @@
 -- Please do not remove lines that are related to this change and are being staged.
 
 ------create tables and grant privileges to db user---------
+CREATE TABLE stack(
+  stack_id BIGINT NOT NULL,
+  stack_name VARCHAR(255) NOT NULL,
+  stack_version VARCHAR(255) NOT NULL,
+  PRIMARY KEY (stack_id),
+  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
+);
+
 CREATE TABLE clusters (
   cluster_id BIGINT NOT NULL,
   resource_id BIGINT NOT NULL,
@@ -29,8 +37,9 @@ CREATE TABLE clusters (
   provisioning_state VARCHAR(255) NOT NULL DEFAULT 'INIT',
   security_type VARCHAR(32) NOT NULL DEFAULT 'NONE',
   desired_cluster_state VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
+  desired_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE clusterconfig (
   config_id BIGINT NOT NULL,
@@ -38,10 +47,12 @@ CREATE TABLE clusterconfig (
   version BIGINT NOT NULL,
   type_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   config_data TEXT NOT NULL,
   config_attributes VARCHAR(32000),
   create_timestamp BIGINT NOT NULL,
-  PRIMARY KEY (config_id));
+  PRIMARY KEY (config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE clusterconfigmapping (
   cluster_id BIGINT NOT NULL,
@@ -58,10 +69,12 @@ CREATE TABLE serviceconfig (
   service_name VARCHAR(255) NOT NULL,
   version BIGINT NOT NULL,
   create_timestamp BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   user_name VARCHAR(255) NOT NULL DEFAULT '_db',
   group_id BIGINT,
   note TEXT,
-  PRIMARY KEY (service_config_id));
+  PRIMARY KEY (service_config_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE serviceconfighosts (
   service_config_id BIGINT NOT NULL,
@@ -82,9 +95,10 @@ CREATE TABLE clusterservices (
 CREATE TABLE clusterstate (
   cluster_id BIGINT NOT NULL,
   current_cluster_state VARCHAR(255) NOT NULL,
-  current_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
-
+  current_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
+  
 CREATE TABLE cluster_version (
   id BIGINT NOT NULL,
   repo_version_id BIGINT NOT NULL,
@@ -98,7 +112,7 @@ CREATE TABLE cluster_version (
 CREATE TABLE hostcomponentdesiredstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
@@ -106,19 +120,21 @@ CREATE TABLE hostcomponentdesiredstate (
   maintenance_state VARCHAR(32) NOT NULL,
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
   restart_required SMALLINT NOT NULL DEFAULT 0,
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostcomponentstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
   version VARCHAR(32) NOT NULL DEFAULT 'UNKNOWN',
-  current_stack_version VARCHAR(255) NOT NULL,
+  current_stack_id BIGINT NOT NULL,
   current_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   upgrade_state VARCHAR(32) NOT NULL DEFAULT 'NONE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (current_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hosts (
   host_id BIGINT NOT NULL,
@@ -160,20 +176,22 @@ CREATE TABLE host_version (
 CREATE TABLE servicecomponentdesiredstate (
   component_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
-  PRIMARY KEY (component_name, cluster_id, service_name));
+  PRIMARY KEY (component_name, cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE servicedesiredstate (
   cluster_id BIGINT NOT NULL,
   desired_host_role_mapping INTEGER NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   maintenance_state VARCHAR(32) NOT NULL,
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, service_name));
+  PRIMARY KEY (cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE users (
   user_id INTEGER,
@@ -379,9 +397,9 @@ CREATE TABLE requestschedulebatchrequest (
 
 CREATE TABLE blueprint (
   blueprint_name VARCHAR(255) NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY(blueprint_name));
+  stack_id BIGINT NOT NULL,
+  PRIMARY KEY(blueprint_name),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 
 CREATE TABLE hostgroup (
   blueprint_name VARCHAR(255) NOT NULL,
@@ -520,12 +538,13 @@ CREATE TABLE adminprivilege (
 
 CREATE TABLE repo_version (
   repo_version_id BIGINT NOT NULL,
-  stack VARCHAR(255) NOT NULL,
+  stack_id BIGINT NOT NULL,
   version VARCHAR(255) NOT NULL,
   display_name VARCHAR(128) NOT NULL,
   upgrade_package VARCHAR(255) NOT NULL,
   repositories TEXT NOT NULL,
-  PRIMARY KEY(repo_version_id)
+  PRIMARY KEY(repo_version_id),
+  FOREIGN KEY (stack_id) REFERENCES stack(stack_id));
 );
 
 CREATE TABLE widget (
@@ -577,7 +596,7 @@ ALTER TABLE viewinstance ADD CONSTRAINT UQ_viewinstance_name_id UNIQUE (view_ins
 ALTER TABLE serviceconfig ADD CONSTRAINT UQ_scv_service_version UNIQUE (cluster_id, service_name, version);
 ALTER TABLE adminpermission ADD CONSTRAINT UQ_perm_name_resource_type_id UNIQUE (permission_name, resource_type_id);
 ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_display_name UNIQUE (display_name);
-ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack, version);
+ALTER TABLE repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack_id, version);
 
 --------altering tables by creating foreign keys----------
 ALTER TABLE members ADD CONSTRAINT FK_members_group_id FOREIGN KEY (group_id) REFERENCES groups (group_id);
@@ -818,14 +837,6 @@ CREATE TABLE upgrade_item (
   FOREIGN KEY (upgrade_group_id) REFERENCES upgrade_group(upgrade_group_id)
 );
 
-CREATE TABLE stack(
-  stack_id BIGINT NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (stack_id),
-  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
-);
-
 ---------inserting some data-----------
 -- In order for the first ID to be 1, must initialize the ambari_sequences table with a sequence_value of 0.
 BEGIN;

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql b/ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql
index 24762eb..d2edab0 100644
--- a/ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql
+++ b/ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql
@@ -32,6 +32,15 @@ ALTER ROLE :username SET search_path TO 'ambari';
 -- Please do not remove lines that are related to this change and are being staged.
 
 ------create tables and grant privileges to db user---------
+CREATE TABLE ambari.stack(
+  stack_id BIGINT NOT NULL,
+  stack_name VARCHAR(255) NOT NULL,
+  stack_version VARCHAR(255) NOT NULL,
+  PRIMARY KEY (stack_id),
+  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
+);
+GRANT ALL PRIVILEGES ON TABLE ambari.stack TO :username;
+
 CREATE TABLE ambari.clusters (
   cluster_id BIGINT NOT NULL,
   resource_id BIGINT NOT NULL,
@@ -40,8 +49,9 @@ CREATE TABLE ambari.clusters (
   provisioning_state VARCHAR(255) NOT NULL DEFAULT 'INIT',
   security_type VARCHAR(32) NOT NULL DEFAULT 'NONE',
   desired_cluster_state VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
+  desired_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (desired_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.clusters TO :username;
 
 CREATE TABLE ambari.clusterconfig (
@@ -50,10 +60,12 @@ CREATE TABLE ambari.clusterconfig (
   version BIGINT NOT NULL,
   type_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   config_data TEXT NOT NULL,
   config_attributes VARCHAR(32000),
   create_timestamp BIGINT NOT NULL,
-  PRIMARY KEY (config_id));
+  PRIMARY KEY (config_id),
+  FOREIGN KEY (stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.clusterconfig TO :username;
 
 CREATE TABLE ambari.clusterconfigmapping (
@@ -72,10 +84,12 @@ CREATE TABLE ambari.serviceconfig (
   service_name VARCHAR(255) NOT NULL,
   version BIGINT NOT NULL,
   create_timestamp BIGINT NOT NULL,
+  stack_id BIGINT NOT NULL,
   user_name VARCHAR(255) NOT NULL DEFAULT '_db',
   group_id BIGINT,
   note TEXT,
-  PRIMARY KEY (service_config_id));
+  PRIMARY KEY (service_config_id),
+  FOREIGN KEY (stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.serviceconfig TO :username;
 
 CREATE TABLE ambari.serviceconfighosts (
@@ -100,8 +114,9 @@ GRANT ALL PRIVILEGES ON TABLE ambari.clusterservices TO :username;
 CREATE TABLE ambari.clusterstate (
   cluster_id BIGINT NOT NULL,
   current_cluster_state VARCHAR(255) NOT NULL,
-  current_stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (cluster_id));
+  current_stack_id BIGINT NOT NULL,
+  PRIMARY KEY (cluster_id),
+  FOREIGN KEY (current_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.clusterstate TO :username;
 
 CREATE TABLE ambari.cluster_version (
@@ -118,7 +133,7 @@ GRANT ALL PRIVILEGES ON TABLE ambari.cluster_version TO :username;
 CREATE TABLE ambari.hostcomponentdesiredstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
@@ -126,20 +141,22 @@ CREATE TABLE ambari.hostcomponentdesiredstate (
   maintenance_state VARCHAR(32) NOT NULL,
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
   restart_required SMALLINT NOT NULL DEFAULT 0,
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.hostcomponentdesiredstate TO :username;
 
 CREATE TABLE ambari.hostcomponentstate (
   cluster_id BIGINT NOT NULL,
   component_name VARCHAR(255) NOT NULL,
   version VARCHAR(32) NOT NULL DEFAULT 'UNKNOWN',
-  current_stack_version VARCHAR(255) NOT NULL,
+  current_stack_id BIGINT NOT NULL,
   current_state VARCHAR(255) NOT NULL,
   host_id BIGINT NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   upgrade_state VARCHAR(32) NOT NULL DEFAULT 'NONE',
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, component_name, host_id, service_name));
+  PRIMARY KEY (cluster_id, component_name, host_id, service_name),
+  FOREIGN KEY (current_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.hostcomponentstate TO :username;
 
 CREATE TABLE ambari.hosts (
@@ -185,21 +202,23 @@ GRANT ALL PRIVILEGES ON TABLE ambari.host_version TO :username;
 CREATE TABLE ambari.servicecomponentdesiredstate (
   component_name VARCHAR(255) NOT NULL,
   cluster_id BIGINT NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
-  PRIMARY KEY (component_name, cluster_id, service_name));
+  PRIMARY KEY (component_name, cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.servicecomponentdesiredstate TO :username;
 
 CREATE TABLE ambari.servicedesiredstate (
   cluster_id BIGINT NOT NULL,
   desired_host_role_mapping INTEGER NOT NULL,
-  desired_stack_version VARCHAR(255) NOT NULL,
+  desired_stack_id BIGINT NOT NULL,
   desired_state VARCHAR(255) NOT NULL,
   service_name VARCHAR(255) NOT NULL,
   maintenance_state VARCHAR(32) NOT NULL,
   security_state VARCHAR(32) NOT NULL DEFAULT 'UNSECURED',
-  PRIMARY KEY (cluster_id, service_name));
+  PRIMARY KEY (cluster_id, service_name),
+  FOREIGN KEY (desired_stack_id) REFERENCES ambari.stack(stack_id));
 GRANT ALL PRIVILEGES ON TABLE ambari.servicedesiredstate TO :username;
 
 CREATE TABLE ambari.users (
@@ -426,9 +445,9 @@ GRANT ALL PRIVILEGES ON TABLE ambari.requestschedulebatchrequest TO :username;
 
 CREATE TABLE ambari.blueprint (
   blueprint_name VARCHAR(255) NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY(blueprint_name));
+  stack_id BIGINT NOT NULL,
+  PRIMARY KEY(blueprint_name),
+  FOREIGN KEY (stack_id) REFERENCES ambari.stack(stack_id));
 
 CREATE TABLE ambari.hostgroup (
   blueprint_name VARCHAR(255) NOT NULL,
@@ -587,12 +606,13 @@ GRANT ALL PRIVILEGES ON TABLE ambari.adminprivilege TO :username;
 
 CREATE TABLE ambari.repo_version (
   repo_version_id BIGINT NOT NULL,
-  stack VARCHAR(255) NOT NULL,
+  stack_id BIGINT NOT NULL,
   version VARCHAR(255) NOT NULL,
   display_name VARCHAR(128) NOT NULL,
   upgrade_package VARCHAR(255) NOT NULL,
   repositories TEXT NOT NULL,
-  PRIMARY KEY(repo_version_id)
+  PRIMARY KEY(repo_version_id),
+  FOREIGN KEY (stack_id) REFERENCES ambari.stack(stack_id)
 );
 GRANT ALL PRIVILEGES ON TABLE ambari.repo_version TO :username;
 
@@ -649,7 +669,7 @@ ALTER TABLE ambari.viewinstance ADD CONSTRAINT UQ_viewinstance_name_id UNIQUE (v
 ALTER TABLE ambari.serviceconfig ADD CONSTRAINT UQ_scv_service_version UNIQUE (cluster_id, service_name, version);
 ALTER TABLE ambari.adminpermission ADD CONSTRAINT UQ_perm_name_resource_type_id UNIQUE (permission_name, resource_type_id);
 ALTER TABLE ambari.repo_version ADD CONSTRAINT UQ_repo_version_display_name UNIQUE (display_name);
-ALTER TABLE ambari.repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack, version);
+ALTER TABLE ambari.repo_version ADD CONSTRAINT UQ_repo_version_stack_version UNIQUE (stack_id, version);
 
 --------altering tables by creating foreign keys----------
 ALTER TABLE ambari.members ADD CONSTRAINT FK_members_group_id FOREIGN KEY (group_id) REFERENCES ambari.groups (group_id);
@@ -906,16 +926,6 @@ GRANT ALL PRIVILEGES ON TABLE ambari.upgrade TO :username;
 GRANT ALL PRIVILEGES ON TABLE ambari.upgrade_group TO :username;
 GRANT ALL PRIVILEGES ON TABLE ambari.upgrade_item TO :username;
 
-CREATE TABLE ambari.stack(
-  stack_id BIGINT NOT NULL,
-  stack_name VARCHAR(255) NOT NULL,
-  stack_version VARCHAR(255) NOT NULL,
-  PRIMARY KEY (stack_id),
-  CONSTRAINT unq_stack UNIQUE(stack_name,stack_version)
-);
-
-GRANT ALL PRIVILEGES ON TABLE ambari.stack TO :username;
-
 ---------inserting some data-----------
 -- In order for the first ID to be 1, must initialize the ambari_sequences table with a sequence_value of 0.
 BEGIN;


[3/8] ambari git commit: AMBARI-10511 - Use Stack Table For Entity Relationships (jonathanhurley)

Posted by jo...@apache.org.
http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ClusterVersionDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ClusterVersionDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ClusterVersionDAOTest.java
index 4837764..6a1c80d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ClusterVersionDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ClusterVersionDAOTest.java
@@ -18,21 +18,21 @@
 
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
-
 import org.apache.ambari.server.orm.entities.ClusterEntity;
+import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
 import org.junit.After;
+import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
-import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
-import org.junit.Assert;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 /**
  * ClusterVersionDAO unit tests.
@@ -57,6 +57,9 @@ public class ClusterVersionDAOTest {
   ClusterVersionEntity cvC;
   long cvCId = 0L;
 
+  private final static StackId HDP_22_STACK = new StackId("HDP", "2.2.0");
+  private final static StackId BAD_STACK = new StackId("BADSTACK", "1.0");
+
   @Before
   public void before() {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
@@ -76,7 +79,7 @@ public class ClusterVersionDAOTest {
       clusterId = helper.createCluster();
       cluster = clusterDAO.findById(clusterId);
 
-      cvA = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.0-995"), RepositoryVersionState.CURRENT, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
+      cvA = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.0-995"), RepositoryVersionState.CURRENT, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
       clusterVersionDAO.create(cvA);
       cvAId = cvA.getId();
     } else {
@@ -87,7 +90,7 @@ public class ClusterVersionDAOTest {
     // Install B
     if (currStep >= 2) {
       if (lastStep <= 1) {
-        cvB = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.1-998"), RepositoryVersionState.INSTALLED, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
+        cvB = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.1-998"), RepositoryVersionState.INSTALLED, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
         clusterVersionDAO.create(cvB);
         cvBId = cvB.getId();
       } else {
@@ -106,7 +109,7 @@ public class ClusterVersionDAOTest {
     // Start upgrading C
     if (currStep >= 4) {
       if (lastStep <= 3) {
-        cvC = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.1.0-100"), RepositoryVersionState.UPGRADING, System.currentTimeMillis(), "admin");
+        cvC = new ClusterVersionEntity(cluster, helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.1.0-100"), RepositoryVersionState.UPGRADING, System.currentTimeMillis(), "admin");
         clusterVersionDAO.create(cvC);
         cvCId = cvC.getId();
       } else {
@@ -140,14 +143,21 @@ public class ClusterVersionDAOTest {
         clusterVersionDAO.merge(cvB);
     }
 
-    this.lastStep = currStep;
+    lastStep = currStep;
   }
 
   @Test
   public void testFindByStackAndVersion() {
     createRecordsUntilStep(1);
-    Assert.assertEquals(0, clusterVersionDAO.findByStackAndVersion("non existing", "non existing").size());
-    Assert.assertEquals(1, clusterVersionDAO.findByStackAndVersion("HDP-2.2", "2.2.0.0-995").size());
+    Assert.assertEquals(
+        0,
+        clusterVersionDAO.findByStackAndVersion("non existing", "non existing",
+            "non existing").size());
+
+    Assert.assertEquals(
+        1,
+        clusterVersionDAO.findByStackAndVersion(HDP_22_STACK.getStackName(),
+            HDP_22_STACK.getStackVersion(), "2.2.0.0-995").size());
   }
 
   @Test
@@ -160,8 +170,11 @@ public class ClusterVersionDAOTest {
   @Test
   public void testFindByClusterAndStackAndVersion() {
     createRecordsUntilStep(1);
-    Assert.assertNull(clusterVersionDAO.findByClusterAndStackAndVersion(cluster.getClusterName(), "non existing", "non existing"));
-    Assert.assertNotNull(clusterVersionDAO.findByClusterAndStackAndVersion(cluster.getClusterName(), "HDP-2.2", "2.2.0.0-995"));
+    Assert.assertNull(clusterVersionDAO.findByClusterAndStackAndVersion(
+        cluster.getClusterName(), BAD_STACK, "non existing"));
+
+    Assert.assertNotNull(clusterVersionDAO.findByClusterAndStackAndVersion(
+        cluster.getClusterName(), HDP_22_STACK, "2.2.0.0-995"));
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ConfigGroupDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ConfigGroupDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ConfigGroupDAOTest.java
index 304f5b6..2adbf9d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ConfigGroupDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ConfigGroupDAOTest.java
@@ -17,11 +17,15 @@
  */
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Set;
+
 import junit.framework.Assert;
+
 import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.cache.ConfigGroupHostMapping;
@@ -33,13 +37,14 @@ import org.apache.ambari.server.orm.entities.ConfigGroupHostMappingEntity;
 import org.apache.ambari.server.orm.entities.HostEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Set;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 public class ConfigGroupDAOTest {
   private Injector injector;
@@ -49,12 +54,17 @@ public class ConfigGroupDAOTest {
   private ConfigGroupHostMappingDAO configGroupHostMappingDAO;
   private HostDAO hostDAO;
   private ResourceTypeDAO resourceTypeDAO;
+  private StackDAO stackDAO;
 
   @Before
   public void setup() throws Exception {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
 
+    // required to populate the database with stacks
+    injector.getInstance(AmbariMetaInfo.class);
+
+    stackDAO = injector.getInstance(StackDAO.class);
     clusterDAO = injector.getInstance(ClusterDAO.class);
     configGroupDAO = injector.getInstance(ConfigGroupDAO.class);
     configGroupConfigMappingDAO = injector.getInstance
@@ -83,12 +93,17 @@ public class ConfigGroupDAOTest {
       resourceTypeEntity.setName(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE_NAME);
       resourceTypeEntity = resourceTypeDAO.merge(resourceTypeEntity);
     }
+
+    StackEntity stackEntity = stackDAO.find("HDP", "0.1");
+
     ResourceEntity resourceEntity = new ResourceEntity();
     resourceEntity.setResourceType(resourceTypeEntity);
 
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterName(clusterName);
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
+
     clusterDAO.create(clusterEntity);
 
     configGroupEntity.setClusterEntity(clusterEntity);
@@ -104,6 +119,7 @@ public class ConfigGroupDAOTest {
         ArrayList<ConfigGroupHostMappingEntity>();
 
       for (HostEntity host : hosts) {
+        host.setClusterEntities(Arrays.asList(clusterEntity));
         hostDAO.create(host);
 
         ConfigGroupHostMappingEntity hostMappingEntity = new
@@ -213,9 +229,9 @@ public class ConfigGroupDAOTest {
       .findByHost("h1");
 
     Assert.assertNotNull(hostMappingEntities);
-    
+
     for (ConfigGroupHostMapping hostMappingEntity : hostMappingEntities) {
-    
+
       Assert.assertEquals("h1", hostMappingEntity.getHostname());
       Assert.assertEquals("centOS", hostMappingEntity.getHost().getOsType());
     }
@@ -223,11 +239,14 @@ public class ConfigGroupDAOTest {
 
   @Test
   public void testFindConfigsByGroup() throws Exception {
+    StackEntity stackEntity = stackDAO.find("HDP", "0.1");
+
     ClusterConfigEntity configEntity = new ClusterConfigEntity();
     configEntity.setType("core-site");
     configEntity.setTag("version1");
     configEntity.setData("someData");
     configEntity.setAttributes("someAttributes");
+    configEntity.setStack(stackEntity);
 
     List<ClusterConfigEntity> configEntities = new
       ArrayList<ClusterConfigEntity>();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/CrudDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/CrudDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/CrudDAOTest.java
index 7568150..8777d33 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/CrudDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/CrudDAOTest.java
@@ -18,9 +18,12 @@
 
 package org.apache.ambari.server.orm.dao;
 
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
+import org.apache.ambari.server.state.StackId;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
@@ -41,18 +44,31 @@ public class CrudDAOTest {
   private int uniqueCounter = 0;
   private static final long FIRST_ID = 1L;
 
+  private static final StackId HDP_206 = new StackId("HDP", "2.0.6");
+
+  private StackDAO stackDAO;
+
   @Before
   public void before() {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
+    stackDAO = injector.getInstance(StackDAO.class);
     repositoryVersionDAO = injector.getInstance(RepositoryVersionDAO.class);
     injector.getInstance(GuiceJpaInitializer.class);
+
+    // required to populate stacks into the database
+    injector.getInstance(AmbariMetaInfo.class);
   }
 
   private void createSingleRecord() {
+    StackEntity stackEntity = stackDAO.find(HDP_206.getStackName(),
+        HDP_206.getStackVersion());
+
+    Assert.assertNotNull(stackEntity);
+
     final RepositoryVersionEntity entity = new RepositoryVersionEntity();
     entity.setDisplayName("display name" + uniqueCounter);
     entity.setOperatingSystems("repositories");
-    entity.setStack("stack" + uniqueCounter);
+    entity.setStack(stackEntity);
     entity.setUpgradePackage("upgrade package");
     entity.setVersion("version");
     repositoryVersionDAO.create(entity);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostVersionDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostVersionDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostVersionDAOTest.java
index 7cf59e9..5ae9f0c 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostVersionDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/HostVersionDAOTest.java
@@ -18,23 +18,31 @@
 
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
-import org.apache.ambari.server.orm.entities.*;
+import org.apache.ambari.server.orm.entities.ClusterEntity;
+import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
+import org.apache.ambari.server.orm.entities.HostEntity;
+import org.apache.ambari.server.orm.entities.HostVersionEntity;
+import org.apache.ambari.server.orm.entities.ResourceEntity;
+import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 
 /**
@@ -45,11 +53,15 @@ public class HostVersionDAOTest {
   private static Injector injector;
   private ResourceTypeDAO resourceTypeDAO;
   private ClusterDAO clusterDAO;
+  private StackDAO stackDAO;
   private ClusterVersionDAO clusterVersionDAO;
   private HostDAO hostDAO;
   private HostVersionDAO hostVersionDAO;
   private OrmTestHelper helper;
 
+  private final static StackId HDP_22_STACK = new StackId("HDP", "2.2.0");
+  private final static StackId BAD_STACK = new StackId("BADSTACK", "1.0");
+
   @Before
   public void before() {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
@@ -57,11 +69,15 @@ public class HostVersionDAOTest {
 
     resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
     clusterDAO = injector.getInstance(ClusterDAO.class);
+    stackDAO = injector.getInstance(StackDAO.class);
     clusterVersionDAO = injector.getInstance(ClusterVersionDAO.class);
     hostDAO = injector.getInstance(HostDAO.class);
     hostVersionDAO = injector.getInstance(HostVersionDAO.class);
     helper = injector.getInstance(OrmTestHelper.class);
 
+    // required to populate the database with stacks
+    injector.getInstance(AmbariMetaInfo.class);
+
     createDefaultData();
   }
 
@@ -69,6 +85,9 @@ public class HostVersionDAOTest {
    * Helper function to bootstrap some basic data about clusters, cluster version, host, and host versions.
    */
   private void createDefaultData() {
+    StackEntity stackEntity = stackDAO.find(HDP_22_STACK.getStackName(), HDP_22_STACK.getStackVersion());
+    Assert.assertNotNull(stackEntity);
+
     // Create the cluster
     ResourceTypeEntity resourceTypeEntity = new ResourceTypeEntity();
     resourceTypeEntity.setId(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE);
@@ -82,10 +101,15 @@ public class HostVersionDAOTest {
     clusterEntity.setClusterName("test_cluster1");
     clusterEntity.setClusterInfo("test_cluster_info1");
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
+
     clusterDAO.create(clusterEntity);
 
     // Create the Cluster Version and link it to the cluster
-    ClusterVersionEntity clusterVersionEntity = new ClusterVersionEntity(clusterEntity, helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.0-995"), RepositoryVersionState.CURRENT, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
+    ClusterVersionEntity clusterVersionEntity = new ClusterVersionEntity(
+        clusterEntity, helper.getOrCreateRepositoryVersion(HDP_22_STACK,
+            "2.2.0.0-995"), RepositoryVersionState.CURRENT,
+        System.currentTimeMillis(), System.currentTimeMillis(), "admin");
     List<ClusterVersionEntity> clusterVersionEntities = new ArrayList<ClusterVersionEntity>();
     clusterVersionEntities.add(clusterVersionEntity);
     clusterEntity.setClusterVersionEntities(clusterVersionEntities);
@@ -110,7 +134,6 @@ public class HostVersionDAOTest {
     hostEntities.add(host2);
     hostEntities.add(host3);
 
-    clusterEntity.setHostEntities(hostEntities);
     // Both sides of relation should be set when modifying in runtime
     host1.setClusterEntities(Arrays.asList(clusterEntity));
     host2.setClusterEntities(Arrays.asList(clusterEntity));
@@ -119,6 +142,8 @@ public class HostVersionDAOTest {
     hostDAO.create(host1);
     hostDAO.create(host2);
     hostDAO.create(host3);
+
+    clusterEntity.setHostEntities(hostEntities);
     clusterDAO.merge(clusterEntity);
 
     // Create the Host Versions
@@ -149,7 +174,7 @@ public class HostVersionDAOTest {
       Assert.fail("Cluster is expected to have at least one cluster version");
     }
 
-    ClusterVersionEntity newClusterVersionEntity = new ClusterVersionEntity(clusterEntity, helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.1-996"), RepositoryVersionState.CURRENT, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
+    ClusterVersionEntity newClusterVersionEntity = new ClusterVersionEntity(clusterEntity, helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.1-996"), RepositoryVersionState.CURRENT, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
     clusterEntity.addClusterVersionEntity(newClusterVersionEntity);
     clusterVersionDAO.create(newClusterVersionEntity);
 
@@ -159,7 +184,7 @@ public class HostVersionDAOTest {
 
     // For each of the hosts, add a host version
     for (HostEntity host : hostEntities) {
-      HostVersionEntity hostVersionEntity = new HostVersionEntity(host.getHostName(), helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.1-996"), RepositoryVersionState.INSTALLED);
+      HostVersionEntity hostVersionEntity = new HostVersionEntity(host.getHostName(), helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.1-996"), RepositoryVersionState.INSTALLED);
       hostVersionEntity.setHostEntity(host);
       hostVersionDAO.create(hostVersionEntity);
     }
@@ -177,7 +202,7 @@ public class HostVersionDAOTest {
         desiredState = RepositoryVersionState.UPGRADE_FAILED;
       }
 
-      HostVersionEntity hostVersionEntity = new HostVersionEntity(hostEntities[i].getHostName(), helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.1.0-500"), desiredState);
+      HostVersionEntity hostVersionEntity = new HostVersionEntity(hostEntities[i].getHostName(), helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.1.0-500"), desiredState);
       hostVersionEntity.setHostEntity(hostEntities[i]);
       hostVersionDAO.create(hostVersionEntity);
     }
@@ -212,13 +237,13 @@ public class HostVersionDAOTest {
    */
   @Test
   public void testFindByClusterStackAndVersion() {
-    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", "HDP-2.2", "2.2.0.0-995").size());
+    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", HDP_22_STACK, "2.2.0.0-995").size());
     Assert.assertEquals(3, hostVersionDAO.findAll().size());
 
     addMoreVersions();
 
-    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", "HDP-2.2", "2.2.0.1-996").size());
-    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", "HDP-2.2", "2.2.1.0-500").size());
+    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", HDP_22_STACK, "2.2.0.1-996").size());
+    Assert.assertEquals(3, hostVersionDAO.findByClusterStackAndVersion("test_cluster1", HDP_22_STACK, "2.2.1.0-500").size());
     Assert.assertEquals(9, hostVersionDAO.findAll().size());
   }
 
@@ -264,37 +289,37 @@ public class HostVersionDAOTest {
    */
   @Test
   public void testFindByClusterStackVersionAndHost() {
-    HostVersionEntity hostVersionEntity1 = new HostVersionEntity("test_host1", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.0-995"), RepositoryVersionState.CURRENT);
+    HostVersionEntity hostVersionEntity1 = new HostVersionEntity("test_host1", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.0-995"), RepositoryVersionState.CURRENT);
     hostVersionEntity1.setId(1L);
     hostVersionEntity1.setHostEntity(hostDAO.findByName("test_host1"));
-    HostVersionEntity hostVersionEntity2 = new HostVersionEntity("test_host2", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.0-995"), RepositoryVersionState.INSTALLED);
+    HostVersionEntity hostVersionEntity2 = new HostVersionEntity("test_host2", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.0-995"), RepositoryVersionState.INSTALLED);
     hostVersionEntity2.setId(2L);
     hostVersionEntity2.setHostEntity(hostDAO.findByName("test_host2"));
-    HostVersionEntity hostVersionEntity3 = new HostVersionEntity("test_host3", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.0.0-995"), RepositoryVersionState.INSTALLED);
+    HostVersionEntity hostVersionEntity3 = new HostVersionEntity("test_host3", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.0.0-995"), RepositoryVersionState.INSTALLED);
     hostVersionEntity3.setId(3L);
     hostVersionEntity3.setHostEntity(hostDAO.findByName("test_host3"));
 
-    Assert.assertEquals(hostVersionEntity1, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.0.0-995", "test_host1"));
-    Assert.assertEquals(hostVersionEntity2, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.0.0-995", "test_host2"));
-    Assert.assertEquals(hostVersionEntity3, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.0.0-995", "test_host3"));
+    Assert.assertEquals(hostVersionEntity1, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.0.0-995", "test_host1"));
+    Assert.assertEquals(hostVersionEntity2, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.0.0-995", "test_host2"));
+    Assert.assertEquals(hostVersionEntity3, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.0.0-995", "test_host3"));
 
     // Test non-existent objects
-    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("non_existent_cluster", "HDP-2.2", "2.2.0.0-995", "test_host3"));
-    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "non_existent_stack", "2.2.0.0-995", "test_host3"));
-    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "non_existent_version", "test_host3"));
-    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "non_existent_version", "non_existent_host"));
+    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("non_existent_cluster", HDP_22_STACK, "2.2.0.0-995", "test_host3"));
+    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", BAD_STACK, "2.2.0.0-995", "test_host3"));
+    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "non_existent_version", "test_host3"));
+    Assert.assertEquals(null, hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "non_existent_version", "non_existent_host"));
 
     addMoreVersions();
 
     // Expected
-    HostVersionEntity hostVersionEntity1LastExpected = new HostVersionEntity("test_host1", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.1.0-500"), RepositoryVersionState.INSTALLED);
-    HostVersionEntity hostVersionEntity2LastExpected = new HostVersionEntity("test_host2", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.1.0-500"), RepositoryVersionState.UPGRADING);
-    HostVersionEntity hostVersionEntity3LastExpected = new HostVersionEntity("test_host3", helper.getOrCreateRepositoryVersion("HDP-2.2", "2.2.1.0-500"), RepositoryVersionState.UPGRADE_FAILED);
+    HostVersionEntity hostVersionEntity1LastExpected = new HostVersionEntity("test_host1", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.1.0-500"), RepositoryVersionState.INSTALLED);
+    HostVersionEntity hostVersionEntity2LastExpected = new HostVersionEntity("test_host2", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.1.0-500"), RepositoryVersionState.UPGRADING);
+    HostVersionEntity hostVersionEntity3LastExpected = new HostVersionEntity("test_host3", helper.getOrCreateRepositoryVersion(HDP_22_STACK, "2.2.1.0-500"), RepositoryVersionState.UPGRADE_FAILED);
 
     // Actual
-    HostVersionEntity hostVersionEntity1LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.1.0-500", "test_host1");
-    HostVersionEntity hostVersionEntity2LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.1.0-500", "test_host2");
-    HostVersionEntity hostVersionEntity3LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", "HDP-2.2", "2.2.1.0-500", "test_host3");
+    HostVersionEntity hostVersionEntity1LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.1.0-500", "test_host1");
+    HostVersionEntity hostVersionEntity2LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.1.0-500", "test_host2");
+    HostVersionEntity hostVersionEntity3LastActual = hostVersionDAO.findByClusterStackVersionAndHost("test_cluster1", HDP_22_STACK, "2.2.1.0-500", "test_host3");
 
     // Trying to Mock the actual objects to override the getId() method will not work because the class that mockito creates
     // is still a Mockito wrapper. Instead, take advantage of an overloaded constructor that ignores the Id.

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAOTest.java
index 09c8453..9a4ee5c 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RepositoryVersionDAOTest.java
@@ -18,32 +18,40 @@
 
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.RepositoryVersionState;
+import org.apache.ambari.server.state.StackId;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
+
 /**
  * RepositoryVersionDAO unit tests.
  */
 public class RepositoryVersionDAOTest {
 
   private static Injector injector;
+
+  private static final StackId HDP_206 = new StackId("HDP", "2.0.6");
+  private static final StackId BAD_STACK = new StackId("BADSTACK", "1.0");
+
   private RepositoryVersionDAO repositoryVersionDAO;
   private ClusterVersionDAO clusterVersionDAO;
-  private HostVersionDAO hostVersionDAO;
-  
+
   private ClusterDAO clusterDAO;
+  private StackDAO stackDAO;
   private OrmTestHelper helper;
 
   @Before
@@ -51,17 +59,25 @@ public class RepositoryVersionDAOTest {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     repositoryVersionDAO = injector.getInstance(RepositoryVersionDAO.class);
     clusterVersionDAO = injector.getInstance(ClusterVersionDAO.class);
-    hostVersionDAO = injector.getInstance(HostVersionDAO.class);
     clusterDAO = injector.getInstance(ClusterDAO.class);
-    helper = injector.getInstance(OrmTestHelper.class);    
+    stackDAO = injector.getInstance(StackDAO.class);
+    helper = injector.getInstance(OrmTestHelper.class);
     injector.getInstance(GuiceJpaInitializer.class);
+
+    // required to populate stacks into the database
+    injector.getInstance(AmbariMetaInfo.class);
   }
 
   private void createSingleRecord() {
+    StackEntity stackEntity = stackDAO.find(HDP_206.getStackName(),
+        HDP_206.getStackVersion());
+
+    Assert.assertNotNull(stackEntity);
+
     final RepositoryVersionEntity entity = new RepositoryVersionEntity();
     entity.setDisplayName("display name");
     entity.setOperatingSystems("repositories");
-    entity.setStack("stack");
+    entity.setStack(stackEntity);
     entity.setUpgradePackage("upgrade package");
     entity.setVersion("version");
     repositoryVersionDAO.create(entity);
@@ -77,49 +93,58 @@ public class RepositoryVersionDAOTest {
   @Test
   public void testFindByStackAndVersion() {
     createSingleRecord();
-    Assert.assertNull(repositoryVersionDAO.findByStackAndVersion("non existing", "non existing"));
-    Assert.assertNotNull(repositoryVersionDAO.findByStackAndVersion("stack", "version"));
+    Assert.assertNull(repositoryVersionDAO.findByStackAndVersion(BAD_STACK,
+        "non existing"));
+    Assert.assertNotNull(repositoryVersionDAO.findByStackAndVersion(HDP_206,
+        "version"));
   }
 
   @Test
   public void testFindByStack() {
     createSingleRecord();
-    Assert.assertEquals(0, repositoryVersionDAO.findByStack("non existing").size());
-    Assert.assertEquals(1, repositoryVersionDAO.findByStack("stack").size());
+    Assert.assertEquals(0, repositoryVersionDAO.findByStack(BAD_STACK).size());
+    Assert.assertEquals(1, repositoryVersionDAO.findByStack(HDP_206).size());
   }
 
   @Test
   public void testDelete() {
     createSingleRecord();
-    Assert.assertNotNull(repositoryVersionDAO.findByStackAndVersion("stack", "version"));
-    final RepositoryVersionEntity entity = repositoryVersionDAO.findByStackAndVersion("stack", "version");
+    Assert.assertNotNull(repositoryVersionDAO.findByStackAndVersion(HDP_206,
+        "version"));
+
+    final RepositoryVersionEntity entity = repositoryVersionDAO.findByStackAndVersion(
+        HDP_206, "version");
+
     repositoryVersionDAO.remove(entity);
-    Assert.assertNull(repositoryVersionDAO.findByStackAndVersion("stack", "version"));
-  }  
+    Assert.assertNull(repositoryVersionDAO.findByStackAndVersion(HDP_206,
+        "version"));
+  }
 
   @Test
-  public void testDeleteCascade() {   
+  public void testDeleteCascade() {
     long clusterId = helper.createCluster();
     ClusterEntity cluster = clusterDAO.findById(clusterId);
     createSingleRecord();
-    final RepositoryVersionEntity entity = repositoryVersionDAO.findByStackAndVersion("stack", "version");
-    
+    final RepositoryVersionEntity entity = repositoryVersionDAO.findByStackAndVersion(
+        HDP_206, "version");
+
     ClusterVersionEntity cvA = new ClusterVersionEntity(cluster, entity, RepositoryVersionState.INSTALLED, System.currentTimeMillis(), System.currentTimeMillis(), "admin");
     clusterVersionDAO.create(cvA);
     long cvAId = cvA.getId();
     cvA = clusterVersionDAO.findByPK(cvAId);
     Assert.assertNotNull(cvA.getRepositoryVersion());
-    final RepositoryVersionEntity newEntity = repositoryVersionDAO.findByStackAndVersion("stack", "version");
+    final RepositoryVersionEntity newEntity = repositoryVersionDAO.findByStackAndVersion(
+        HDP_206, "version");
     try {
       repositoryVersionDAO.remove(newEntity);
     } catch (Exception e) {
       //Cascade deletion will fail because absent integrity in in-memory DB
       Assert.assertNotNull(clusterVersionDAO.findByPK(cvAId));
-    } 
+    }
     //
-   
-  }    
-  
+
+  }
+
   @After
   public void after() {
     injector.getInstance(PersistService.class).stop();

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestDAOTest.java
index 8ca53f7..7ebcdf9 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestDAOTest.java
@@ -28,6 +28,7 @@ import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.Role;
 import org.apache.ambari.server.RoleCommand;
 import org.apache.ambari.server.actionmanager.HostRoleStatus;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.controller.internal.CalculatedStatus;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
@@ -54,15 +55,16 @@ import com.google.inject.persist.PersistService;
 public class RequestDAOTest {
   private Injector injector;
   private ClusterDAO clusterDAO;
-  StageDAO stageDAO;
-  HostRoleCommandDAO hostRoleCommandDAO;
-  HostDAO hostDAO;
-  RequestDAO requestDAO;
+  private StageDAO stageDAO;
+  private HostRoleCommandDAO hostRoleCommandDAO;
+  private HostDAO hostDAO;
+  private RequestDAO requestDAO;
 
   @Before
   public void setup() throws Exception {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
+    injector.getInstance(AmbariMetaInfo.class);
 
     clusterDAO = injector.getInstance(ClusterDAO.class);
     stageDAO = injector.getInstance(StageDAO.class);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestScheduleDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestScheduleDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestScheduleDAOTest.java
index b3a3ef2..75b937c 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestScheduleDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/RequestScheduleDAOTest.java
@@ -17,11 +17,12 @@
  */
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.util.List;
+
 import junit.framework.Assert;
+
 import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
@@ -30,12 +31,15 @@ import org.apache.ambari.server.orm.entities.RequestScheduleBatchRequestEntity;
 import org.apache.ambari.server.orm.entities.RequestScheduleEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.scheduler.BatchRequest;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
-import java.util.List;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 public class RequestScheduleDAOTest {
   private Injector injector;
@@ -53,6 +57,9 @@ public class RequestScheduleDAOTest {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
 
+    // required to load stacks into the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
     clusterDAO = injector.getInstance(ClusterDAO.class);
     hostDAO = injector.getInstance(HostDAO.class);
     clusterDAO = injector.getInstance(ClusterDAO.class);
@@ -77,12 +84,18 @@ public class RequestScheduleDAOTest {
       resourceTypeEntity.setName(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE_NAME);
       resourceTypeEntity = resourceTypeDAO.merge(resourceTypeEntity);
     }
+
+    StackDAO stackDAO = injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = stackDAO.find("HDP", "2.2.0");
+
     ResourceEntity resourceEntity = new ResourceEntity();
     resourceEntity.setResourceType(resourceTypeEntity);
 
     ClusterEntity clusterEntity = new ClusterEntity();
     clusterEntity.setClusterName("c1");
     clusterEntity.setResource(resourceEntity);
+    clusterEntity.setDesiredStack(stackEntity);
+
     clusterDAO.create(clusterEntity);
 
     scheduleEntity.setClusterEntity(clusterEntity);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ServiceConfigDAOTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ServiceConfigDAOTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ServiceConfigDAOTest.java
index 5118156..3cde243 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ServiceConfigDAOTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/dao/ServiceConfigDAOTest.java
@@ -17,45 +17,46 @@
  */
 package org.apache.ambari.server.orm.dao;
 
-import com.google.inject.Guice;
-import com.google.inject.Injector;
-import com.google.inject.persist.PersistService;
+import java.util.List;
+import java.util.Map;
+
 import junit.framework.Assert;
+
 import org.apache.ambari.server.AmbariException;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
-import org.apache.ambari.server.orm.cache.ConfigGroupHostMapping;
 import org.apache.ambari.server.orm.entities.ClusterConfigEntity;
 import org.apache.ambari.server.orm.entities.ClusterEntity;
-import org.apache.ambari.server.orm.entities.ConfigGroupConfigMappingEntity;
-import org.apache.ambari.server.orm.entities.ConfigGroupEntity;
-import org.apache.ambari.server.orm.entities.ConfigGroupHostMappingEntity;
-import org.apache.ambari.server.orm.entities.HostEntity;
 import org.apache.ambari.server.orm.entities.ResourceEntity;
 import org.apache.ambari.server.orm.entities.ResourceTypeEntity;
 import org.apache.ambari.server.orm.entities.ServiceConfigEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.persist.PersistService;
 
 public class ServiceConfigDAOTest {
   private Injector injector;
   private ServiceConfigDAO serviceConfigDAO;
   private ClusterDAO clusterDAO;
   private ResourceTypeDAO resourceTypeDAO;
-
+  private StackDAO stackDAO;
 
   @Before
   public void setup() throws Exception {
     injector = Guice.createInjector(new InMemoryDefaultTestModule());
     injector.getInstance(GuiceJpaInitializer.class);
 
+    // required to load stack information into the DB
+    injector.getInstance(AmbariMetaInfo.class);
+
     clusterDAO = injector.getInstance(ClusterDAO.class);
+    stackDAO = injector.getInstance(StackDAO.class);
     serviceConfigDAO = injector.getInstance(ServiceConfigDAO.class);
     resourceTypeDAO = injector.getInstance(ResourceTypeDAO.class);
   }
@@ -78,6 +79,9 @@ public class ServiceConfigDAOTest {
       resourceTypeEntity.setName(ResourceTypeEntity.CLUSTER_RESOURCE_TYPE_NAME);
       resourceTypeEntity = resourceTypeDAO.merge(resourceTypeEntity);
     }
+
+    StackEntity stackEntity = stackDAO.find("HDP", "0.1");
+
     ResourceEntity resourceEntity = new ResourceEntity();
     resourceEntity.setResourceType(resourceTypeEntity);
 
@@ -86,6 +90,8 @@ public class ServiceConfigDAOTest {
       clusterEntity = new ClusterEntity();
       clusterEntity.setClusterName("c1");
       clusterEntity.setResource(resourceEntity);
+      clusterEntity.setDesiredStack(stackEntity);
+
       clusterDAO.create(clusterEntity);
     }
 
@@ -98,6 +104,7 @@ public class ServiceConfigDAOTest {
     serviceConfigEntity.setCreateTimestamp(createTimestamp);
     serviceConfigEntity.setClusterConfigEntities(clusterConfigEntities);
     serviceConfigEntity.setClusterEntity(clusterEntity);
+    serviceConfigEntity.setStack(clusterEntity.getDesiredStack());
 
     serviceConfigDAO.create(serviceConfigEntity);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/orm/entities/BlueprintEntityTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/orm/entities/BlueprintEntityTest.java b/ambari-server/src/test/java/org/apache/ambari/server/orm/entities/BlueprintEntityTest.java
index b965554..2587f6d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/orm/entities/BlueprintEntityTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/orm/entities/BlueprintEntityTest.java
@@ -18,12 +18,13 @@
 
 package org.apache.ambari.server.orm.entities;
 
-import com.google.gson.Gson;
-
-import org.apache.ambari.server.api.services.AmbariMetaInfo;
-import org.apache.ambari.server.state.PropertyInfo;
-import org.apache.ambari.server.state.ServiceInfo;
-import org.junit.Test;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.easymock.EasyMock.verify;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -34,18 +35,28 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.replay;
-import static org.easymock.EasyMock.verify;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import org.apache.ambari.server.api.services.AmbariMetaInfo;
+import org.apache.ambari.server.state.PropertyInfo;
+import org.apache.ambari.server.state.ServiceInfo;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.google.gson.Gson;
 
 /**
  * BlueprintEntity unit tests
  */
 public class BlueprintEntityTest {
+
+  private StackEntity stackEntity = new StackEntity();
+
+  @Before
+  public void setup() {
+    stackEntity = new StackEntity();
+    stackEntity.setStackName("HDP");
+    stackEntity.setStackVersion("2.0.6");
+  }
+
   @Test
   public void testSetGetBlueprintName() {
     BlueprintEntity entity = new BlueprintEntity();
@@ -54,17 +65,10 @@ public class BlueprintEntityTest {
   }
 
   @Test
-  public void testSetGetStackName() {
-    BlueprintEntity entity = new BlueprintEntity();
-    entity.setStackName("foo");
-    assertEquals("foo", entity.getStackName());
-  }
-
-  @Test
-  public void testSetGetStackVersion() {
+  public void testSetGetStack() {
     BlueprintEntity entity = new BlueprintEntity();
-    entity.setStackVersion("1");
-    assertEquals("1", entity.getStackVersion());
+    entity.setStack(stackEntity);
+    assertEquals(stackEntity, entity.getStack());
   }
 
   @Test
@@ -104,8 +108,7 @@ public class BlueprintEntityTest {
     service.getProperties().addAll(serviceProperties);
 
     BlueprintEntity entity = new BlueprintEntity();
-    entity.setStackName("stackName");
-    entity.setStackVersion("version");
+    entity.setStack(stackEntity);
 
     Collection<BlueprintConfigEntity> configurations = new HashSet<BlueprintConfigEntity>();
     BlueprintConfigEntity configEntity = new BlueprintConfigEntity();
@@ -137,8 +140,8 @@ public class BlueprintEntityTest {
     hostGroupEntities.add(hostGroupEntity);
     entity.setHostGroups(hostGroupEntities);
 
-    expect(metaInfo.getComponentToService("stackName", "version", "component1")).andReturn("service1");
-    expect(metaInfo.getService("stackName", "version", "service1")).andReturn(service);
+    expect(metaInfo.getComponentToService("HDP", "2.0.6", "component1")).andReturn("service1");
+    expect(metaInfo.getService("HDP", "2.0.6", "service1")).andReturn(service);
 
     replay(metaInfo);
 
@@ -169,8 +172,7 @@ public class BlueprintEntityTest {
     service.getProperties().addAll(serviceProperties);
 
     BlueprintEntity entity = new BlueprintEntity();
-    entity.setStackName("stackName");
-    entity.setStackVersion("version");
+    entity.setStack(stackEntity);
 
     entity.setConfigurations(Collections.<BlueprintConfigEntity>emptyList());
 
@@ -203,8 +205,8 @@ public class BlueprintEntityTest {
     hostGroupEntities.add(hostGroupEntity);
     entity.setHostGroups(hostGroupEntities);
 
-    expect(metaInfo.getComponentToService("stackName", "version", "component1")).andReturn("service1");
-    expect(metaInfo.getService("stackName", "version", "service1")).andReturn(service);
+    expect(metaInfo.getComponentToService("HDP", "2.0.6", "component1")).andReturn("service1");
+    expect(metaInfo.getService("HDP", "2.0.6", "service1")).andReturn(service);
 
     replay(metaInfo);
 
@@ -247,8 +249,7 @@ public class BlueprintEntityTest {
     service.getProperties().addAll(serviceProperties);
 
     BlueprintEntity entity = new BlueprintEntity();
-    entity.setStackName("stackName");
-    entity.setStackVersion("version");
+    entity.setStack(stackEntity);
 
     Collection<BlueprintConfigEntity> configurations = new HashSet<BlueprintConfigEntity>();
     BlueprintConfigEntity configEntity = new BlueprintConfigEntity();
@@ -280,8 +281,9 @@ public class BlueprintEntityTest {
     hostGroupEntities.add(hostGroupEntity);
     entity.setHostGroups(hostGroupEntities);
 
-    expect(metaInfo.getComponentToService("stackName", "version", "component1")).andReturn("service1");
-    expect(metaInfo.getService("stackName", "version", "service1")).andReturn(service);
+    expect(metaInfo.getComponentToService("HDP", "2.0.6", "component1")).andReturn(
+        "service1");
+    expect(metaInfo.getService("HDP", "2.0.6", "service1")).andReturn(service);
 
     replay(metaInfo);
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/scheduler/ExecutionScheduleManagerTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/scheduler/ExecutionScheduleManagerTest.java b/ambari-server/src/test/java/org/apache/ambari/server/scheduler/ExecutionScheduleManagerTest.java
index 41050c6..8743142 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/scheduler/ExecutionScheduleManagerTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/scheduler/ExecutionScheduleManagerTest.java
@@ -117,9 +117,8 @@ public class ExecutionScheduleManagerTest {
     requestExecutionFactory = injector.getInstance(RequestExecutionFactory.class);
 
     clusterName = "c1";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, new StackId("HDP-0.1"));
     cluster = clusters.getCluster(clusterName);
-    cluster.setDesiredStackVersion(new StackId("HDP-0.1"));
     Assert.assertNotNull(cluster);
     assertThat(executionScheduler, instanceOf(TestExecutionScheduler.class));
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/serveraction/upgrades/UpgradeActionTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/serveraction/upgrades/UpgradeActionTest.java b/ambari-server/src/test/java/org/apache/ambari/server/serveraction/upgrades/UpgradeActionTest.java
index 87dd18b..df65319 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/serveraction/upgrades/UpgradeActionTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/serveraction/upgrades/UpgradeActionTest.java
@@ -39,8 +39,10 @@ import org.apache.ambari.server.orm.dao.ClusterVersionDAO;
 import org.apache.ambari.server.orm.dao.HostDAO;
 import org.apache.ambari.server.orm.dao.HostVersionDAO;
 import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
+import org.apache.ambari.server.orm.dao.StackDAO;
 import org.apache.ambari.server.orm.entities.ClusterVersionEntity;
 import org.apache.ambari.server.orm.entities.HostVersionEntity;
+import org.apache.ambari.server.orm.entities.StackEntity;
 import org.apache.ambari.server.state.Cluster;
 import org.apache.ambari.server.state.Clusters;
 import org.apache.ambari.server.state.Host;
@@ -84,13 +86,11 @@ public class UpgradeActionTest {
     String clusterName = "c1";
     String hostName = "h1";
 
-    Clusters clusters = m_injector.getInstance(Clusters.class);
-    clusters.addCluster(clusterName);
-
     StackId stackId = new StackId("HDP-2.1.1");
+    Clusters clusters = m_injector.getInstance(Clusters.class);
+    clusters.addCluster(clusterName, stackId);
 
     Cluster c = clusters.getCluster(clusterName);
-    c.setDesiredStackVersion(stackId);
 
     // add a host component
     clusters.addHost(hostName);
@@ -106,20 +106,23 @@ public class UpgradeActionTest {
 
     OrmTestHelper helper = m_injector.getInstance(OrmTestHelper.class);
 
-    helper.getOrCreateRepositoryVersion(stackId.getStackId(), DOWNGRADE_VERSION);
-    helper.getOrCreateRepositoryVersion(stackId.getStackId(), UPGRADE_VERSION);
+    helper.getOrCreateRepositoryVersion(stackId, DOWNGRADE_VERSION);
+    helper.getOrCreateRepositoryVersion(stackId, UPGRADE_VERSION);
 
     RepositoryVersionDAO repoVersionDao = m_injector.getInstance(RepositoryVersionDAO.class);
     HostVersionDAO hostVersionDao = m_injector.getInstance(HostVersionDAO.class);
 
-    c.createClusterVersion(stackId.getStackId(), DOWNGRADE_VERSION, "admin",
+    c.createClusterVersion(stackId, DOWNGRADE_VERSION, "admin",
         RepositoryVersionState.UPGRADING);
-    c.createClusterVersion(stackId.getStackId(), UPGRADE_VERSION, "admin",
+    c.createClusterVersion(stackId, UPGRADE_VERSION, "admin",
         RepositoryVersionState.INSTALLING);
 
-    c.transitionClusterVersion(stackId.getStackId(), DOWNGRADE_VERSION, RepositoryVersionState.CURRENT);
-    c.transitionClusterVersion(stackId.getStackId(), UPGRADE_VERSION, RepositoryVersionState.INSTALLED);
-    c.transitionClusterVersion(stackId.getStackId(), UPGRADE_VERSION, RepositoryVersionState.UPGRADING);
+    c.transitionClusterVersion(stackId, DOWNGRADE_VERSION,
+        RepositoryVersionState.CURRENT);
+    c.transitionClusterVersion(stackId, UPGRADE_VERSION,
+        RepositoryVersionState.INSTALLED);
+    c.transitionClusterVersion(stackId, UPGRADE_VERSION,
+        RepositoryVersionState.UPGRADING);
 
     c.mapHostVersions(Collections.singleton(hostName), c.getCurrentClusterVersion(),
         RepositoryVersionState.CURRENT);
@@ -129,8 +132,8 @@ public class UpgradeActionTest {
     HostVersionEntity entity = new HostVersionEntity();
     entity.setHostEntity(hostDAO.findByName(hostName));
     entity.setHostName(hostName);
-    entity.setRepositoryVersion(
-        repoVersionDao.findByStackAndVersion(stackId.getStackId(), UPGRADE_VERSION));
+    entity.setRepositoryVersion(repoVersionDao.findByStackAndVersion(stackId,
+        UPGRADE_VERSION));
     entity.setState(RepositoryVersionState.UPGRADING);
     hostVersionDao.create(entity);
   }
@@ -139,10 +142,15 @@ public class UpgradeActionTest {
     String clusterName = "c1";
     String hostName = "h1";
 
+    StackId stackId = new StackId("HDP-2.1.1");
     Clusters clusters = m_injector.getInstance(Clusters.class);
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, stackId);
 
-    StackId stackId = new StackId("HDP-2.1.1");
+    StackDAO stackDAO = m_injector.getInstance(StackDAO.class);
+    StackEntity stackEntity = stackDAO.find(stackId.getStackName(),
+        stackId.getStackVersion());
+
+    assertNotNull(stackEntity);
 
     Cluster c = clusters.getCluster(clusterName);
     c.setDesiredStackVersion(stackId);
@@ -165,24 +173,28 @@ public class UpgradeActionTest {
         "{'Repositories/base_url':'http://foo1','Repositories/repo_name':'HDP','Repositories/repo_id':'HDP-2.1.1'}" +
         "], 'OperatingSystems/os_type':'redhat6'}]";
 
-    helper.getOrCreateRepositoryVersion(stackId.getStackId(), DOWNGRADE_VERSION);
-//    helper.getOrCreateRepositoryVersion(stackId.getStackId(), UPGRADE_VERSION);
-    repositoryVersionDAO.create(
-        stackId.getStackId (), UPGRADE_VERSION, String.valueOf(System.currentTimeMillis()), "pack",
+    helper.getOrCreateRepositoryVersion(stackId, DOWNGRADE_VERSION);
+
+    repositoryVersionDAO.create(stackEntity, UPGRADE_VERSION,
+        String.valueOf(System.currentTimeMillis()), "pack",
           urlInfo);
 
     RepositoryVersionDAO repoVersionDao = m_injector.getInstance(RepositoryVersionDAO.class);
     HostVersionDAO hostVersionDao = m_injector.getInstance(HostVersionDAO.class);
 
-    c.createClusterVersion(stackId.getStackId(), DOWNGRADE_VERSION, "admin",
+    c.createClusterVersion(stackId, DOWNGRADE_VERSION, "admin",
         RepositoryVersionState.UPGRADING);
-    c.createClusterVersion(stackId.getStackId(), UPGRADE_VERSION, "admin",
+    c.createClusterVersion(stackId, UPGRADE_VERSION, "admin",
         RepositoryVersionState.INSTALLING);
 
-    c.transitionClusterVersion(stackId.getStackId(), DOWNGRADE_VERSION, RepositoryVersionState.CURRENT);
-    c.transitionClusterVersion(stackId.getStackId(), UPGRADE_VERSION, RepositoryVersionState.INSTALLED);
-    c.transitionClusterVersion(stackId.getStackId(), UPGRADE_VERSION, RepositoryVersionState.UPGRADING);
-    c.transitionClusterVersion(stackId.getStackId(), UPGRADE_VERSION, RepositoryVersionState.UPGRADED);
+    c.transitionClusterVersion(stackId, DOWNGRADE_VERSION,
+        RepositoryVersionState.CURRENT);
+    c.transitionClusterVersion(stackId, UPGRADE_VERSION,
+        RepositoryVersionState.INSTALLED);
+    c.transitionClusterVersion(stackId, UPGRADE_VERSION,
+        RepositoryVersionState.UPGRADING);
+    c.transitionClusterVersion(stackId, UPGRADE_VERSION,
+        RepositoryVersionState.UPGRADED);
     c.setCurrentStackVersion(stackId);
 
     c.mapHostVersions(Collections.singleton(hostName), c.getCurrentClusterVersion(),
@@ -193,8 +205,8 @@ public class UpgradeActionTest {
     HostVersionEntity entity = new HostVersionEntity();
     entity.setHostEntity(hostDAO.findByName(hostName));
     entity.setHostName(hostName);
-    entity.setRepositoryVersion(
-        repoVersionDao.findByStackAndVersion(stackId.getStackId(), UPGRADE_VERSION));
+    entity.setRepositoryVersion(repoVersionDao.findByStackAndVersion(stackId,
+        UPGRADE_VERSION));
     entity.setState(RepositoryVersionState.UPGRADED);
     hostVersionDao.create(entity);
   }

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigGroupTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigGroupTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigGroupTest.java
index 4d4d674..28059c0 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigGroupTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigGroupTest.java
@@ -71,9 +71,8 @@ public class ConfigGroupTest {
       (ConfigGroupHostMappingDAO.class);
 
     clusterName = "foo";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, new StackId("HDP-0.1"));
     cluster = clusters.getCluster(clusterName);
-    cluster.setDesiredStackVersion(new StackId("HDP-0.1"));
     Assert.assertNotNull(cluster);
     clusters.addHost("h1");
     clusters.addHost("h2");

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigHelperTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigHelperTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigHelperTest.java
index 751583e..930e45f 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigHelperTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/ConfigHelperTest.java
@@ -94,9 +94,8 @@ public class ConfigHelperTest {
       managementController = injector.getInstance(AmbariManagementController.class);
 
       clusterName = "c1";
-      clusters.addCluster(clusterName);
+      clusters.addCluster(clusterName, new StackId("HDP-2.0.6"));
       cluster = clusters.getCluster(clusterName);
-      cluster.setDesiredStackVersion(new StackId("HDP-2.0.6"));
       Assert.assertNotNull(cluster);
       clusters.addHost("h1");
       clusters.addHost("h2");

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/RequestExecutionTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/RequestExecutionTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/RequestExecutionTest.java
index abbee45..46dcc8d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/RequestExecutionTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/RequestExecutionTest.java
@@ -65,9 +65,8 @@ public class RequestExecutionTest {
     requestScheduleDAO = injector.getInstance(RequestScheduleDAO.class);
 
     clusterName = "foo";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, new StackId("HDP-0.1"));
     cluster = clusters.getCluster(clusterName);
-    cluster.setDesiredStackVersion(new StackId("HDP-0.1"));
     Assert.assertNotNull(cluster);
     clusters.addHost("h1");
     clusters.addHost("h2");

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceComponentTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceComponentTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceComponentTest.java
index 00894f1..96bbb1d 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceComponentTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceComponentTest.java
@@ -82,13 +82,16 @@ public class ServiceComponentTest {
 
     clusterName = "foo";
     serviceName = "HDFS";
-    clusters.addCluster(clusterName);
-    cluster = clusters.getCluster(clusterName);
+
     StackId stackId = new StackId("HDP-0.1");
+    clusters.addCluster(clusterName, stackId);
+    cluster = clusters.getCluster(clusterName);
+
     cluster.setDesiredStackVersion(stackId);
     Assert.assertNotNull(cluster);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(), stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId, stackId.getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
 
     Service s = serviceFactory.createNew(cluster, serviceName);
     cluster.addService(s);
@@ -140,8 +143,8 @@ public class ServiceComponentTest {
     sc.setDesiredState(State.INSTALLED);
     Assert.assertEquals(State.INSTALLED, sc.getDesiredState());
 
-    sc.setDesiredStackVersion(new StackId("HDP-1.0.0"));
-    Assert.assertEquals("HDP-1.0.0", sc.getDesiredStackVersion().getStackId());
+    sc.setDesiredStackVersion(new StackId("HDP-1.2.0"));
+    Assert.assertEquals("HDP-1.2.0", sc.getDesiredStackVersion().getStackId());
 
     ServiceComponentDesiredStateDAO serviceComponentDesiredStateDAO =
         injector.getInstance(ServiceComponentDesiredStateDAO.class);
@@ -159,7 +162,7 @@ public class ServiceComponentTest {
         serviceComponentDesiredStateEntity);
     Assert.assertNotNull(sc1);
     Assert.assertEquals(State.INSTALLED, sc1.getDesiredState());
-    Assert.assertEquals("HDP-1.0.0",
+    Assert.assertEquals("HDP-1.2.0",
         sc1.getDesiredStackVersion().getStackId());
 
   }
@@ -256,9 +259,9 @@ public class ServiceComponentTest {
     sch3.persist();
     Assert.assertNotNull(sc.getServiceComponentHost("h3"));
 
-    sch1.setDesiredStackVersion(new StackId("HDP-1.1.0"));
+    sch1.setDesiredStackVersion(new StackId("HDP-1.2.0"));
     sch1.setState(State.STARTING);
-    sch1.setStackVersion(new StackId("HDP-1.0.0"));
+    sch1.setStackVersion(new StackId("HDP-1.2.0"));
     sch1.setDesiredState(State.STARTED);
 
     HostComponentDesiredStateDAO desiredStateDAO = injector.getInstance(
@@ -290,9 +293,9 @@ public class ServiceComponentTest {
     Assert.assertNotNull(sch);
     Assert.assertEquals(State.STARTING, sch.getState());
     Assert.assertEquals(State.STARTED, sch.getDesiredState());
-    Assert.assertEquals("HDP-1.0.0",
+    Assert.assertEquals("HDP-1.2.0",
         sch.getStackVersion().getStackId());
-    Assert.assertEquals("HDP-1.1.0",
+    Assert.assertEquals("HDP-1.2.0",
         sch.getDesiredStackVersion().getStackId());
   }
 
@@ -319,7 +322,7 @@ public class ServiceComponentTest {
     ServiceComponent sc = service.getServiceComponent(componentName);
     Assert.assertNotNull(sc);
     sc.setDesiredState(State.INSTALLED);
-    sc.setDesiredStackVersion(new StackId("HDP-1.0.0"));
+    sc.setDesiredStackVersion(new StackId("HDP-1.2.0"));
 
     ServiceComponentResponse r = sc.convertToResponse();
     Assert.assertEquals(sc.getClusterName(), r.getClusterName());

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceTest.java
index 552edec..ccceac9 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/ServiceTest.java
@@ -63,9 +63,8 @@ public class ServiceTest {
         ServiceComponentFactory.class);
     metaInfo = injector.getInstance(AmbariMetaInfo.class);
     clusterName = "foo";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, new StackId("HDP-0.1"));
     cluster = clusters.getCluster(clusterName);
-    cluster.setDesiredStackVersion(new StackId("HDP-0.1"));
     Assert.assertNotNull(cluster);
   }
 
@@ -104,8 +103,8 @@ public class ServiceTest {
     Service service = cluster.getService(serviceName);
     Assert.assertNotNull(service);
 
-    service.setDesiredStackVersion(new StackId("HDP-1.1.0"));
-    Assert.assertEquals("HDP-1.1.0",
+    service.setDesiredStackVersion(new StackId("HDP-1.2.0"));
+    Assert.assertEquals("HDP-1.2.0",
         service.getDesiredStackVersion().getStackId());
 
     service.setDesiredState(State.INSTALLING);
@@ -210,7 +209,7 @@ public class ServiceTest {
     Assert.assertEquals(s.getDesiredState().toString(),
         r.getDesiredState());
 
-    service.setDesiredStackVersion(new StackId("HDP-1.1.0"));
+    service.setDesiredStackVersion(new StackId("HDP-1.2.0"));
     service.setDesiredState(State.INSTALLING);
     r = s.convertToResponse();
     Assert.assertEquals(s.getName(), r.getServiceName());

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeHelperTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeHelperTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeHelperTest.java
index e05d16e..9c129e8 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeHelperTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/UpgradeHelperTest.java
@@ -536,16 +536,17 @@ public class UpgradeHelperTest {
 
     String clusterName = "c1";
 
-    clusters.addCluster(clusterName);
-
+    StackId stackId = new StackId("HDP-2.1.1");
+    clusters.addCluster(clusterName, stackId);
     Cluster c = clusters.getCluster(clusterName);
-    c.setDesiredStackVersion(new StackId("HDP-2.1.1"));
 
-    helper.getOrCreateRepositoryVersion(c.getDesiredStackVersion().getStackName(),
+    helper.getOrCreateRepositoryVersion(stackId,
         c.getDesiredStackVersion().getStackVersion());
 
-    c.createClusterVersion(c.getDesiredStackVersion().getStackName(),
-        c.getDesiredStackVersion().getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
+    c.createClusterVersion(stackId,
+        c.getDesiredStackVersion().getStackVersion(), "admin",
+        RepositoryVersionState.UPGRADING);
+
     for (int i = 0; i < 4; i++) {
       String hostName = "h" + (i+1);
       clusters.addHost(hostName);

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/AlertEventPublisherTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/AlertEventPublisherTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/AlertEventPublisherTest.java
index 1c4567f..d1b27a9 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/AlertEventPublisherTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/AlertEventPublisherTest.java
@@ -93,9 +93,8 @@ public class AlertEventPublisherTest {
     aggregateMapping = injector.getInstance(AggregateDefinitionMapping.class);
 
     clusterName = "foo";
-    clusters.addCluster(clusterName);
+    clusters.addCluster(clusterName, new StackId("HDP", "2.0.6"));
     cluster = clusters.getCluster(clusterName);
-    cluster.setDesiredStackVersion(new StackId("HDP", "2.0.6"));
     Assert.assertNotNull(cluster);
   }
 

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/InitialAlertEventTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/InitialAlertEventTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/InitialAlertEventTest.java
index 73bf6c4..f3694c9 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/InitialAlertEventTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/alerts/InitialAlertEventTest.java
@@ -91,9 +91,8 @@ public class InitialAlertEventTest {
     m_alertsDao = m_injector.getInstance(AlertsDAO.class);
 
     m_clusterName = "c1";
-    m_clusters.addCluster(m_clusterName);
+    m_clusters.addCluster(m_clusterName, new StackId("HDP", "2.0.6"));
     m_cluster = m_clusters.getCluster(m_clusterName);
-    m_cluster.setDesiredStackVersion(new StackId("HDP", "2.0.6"));
     Assert.assertNotNull(m_cluster);
 
     // install HDFS to get 6 definitions

http://git-wip-us.apache.org/repos/asf/ambari/blob/746df034/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java
----------------------------------------------------------------------
diff --git a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java
index ff039a9..2f064ab 100644
--- a/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java
+++ b/ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java
@@ -27,6 +27,7 @@ import java.util.concurrent.atomic.AtomicInteger;
 import org.apache.ambari.server.AmbariException;
 import org.apache.ambari.server.ServiceComponentNotFoundException;
 import org.apache.ambari.server.ServiceNotFoundException;
+import org.apache.ambari.server.events.listeners.upgrade.HostVersionOutOfSyncListener;
 import org.apache.ambari.server.orm.GuiceJpaInitializer;
 import org.apache.ambari.server.orm.InMemoryDefaultTestModule;
 import org.apache.ambari.server.orm.OrmTestHelper;
@@ -43,15 +44,19 @@ import org.apache.ambari.server.state.ServiceComponentHostFactory;
 import org.apache.ambari.server.state.ServiceFactory;
 import org.apache.ambari.server.state.StackId;
 import org.apache.ambari.server.state.State;
+import org.easymock.EasyMock;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
 
+import com.google.inject.Binder;
 import com.google.inject.Guice;
 import com.google.inject.Inject;
 import com.google.inject.Injector;
+import com.google.inject.Module;
 import com.google.inject.persist.PersistService;
+import com.google.inject.util.Modules;
 
 /**
  * Tests AMBARI-9368 and AMBARI-9761 which produced a deadlock during read and
@@ -100,14 +105,15 @@ public class ClusterDeadlockTest {
    */
   @Before
   public void setup() throws Exception {
-    injector = Guice.createInjector(new InMemoryDefaultTestModule());
+    injector = Guice.createInjector(Modules.override(
+        new InMemoryDefaultTestModule()).with(new MockModule()));
+
     injector.getInstance(GuiceJpaInitializer.class);
     injector.injectMembers(this);
-    clusters.addCluster("c1");
+    clusters.addCluster("c1", stackId);
     cluster = clusters.getCluster("c1");
-    cluster.setDesiredStackVersion(stackId);
-    helper.getOrCreateRepositoryVersion(stackId.getStackName(), stackId.getStackVersion());
-    cluster.createClusterVersion(stackId.getStackName(),
+    helper.getOrCreateRepositoryVersion(stackId, stackId.getStackVersion());
+    cluster.createClusterVersion(stackId,
         stackId.getStackVersion(), "admin", RepositoryVersionState.UPGRADING);
 
     // 100 hosts
@@ -199,7 +205,7 @@ public class ClusterDeadlockTest {
    *
    * @throws Exception
    */
-  @Test(timeout = 60000)
+  @Test(timeout = 75000)
   public void testDeadlockWhileRestartingComponents() throws Exception {
     // for each host, install both components
     List<ServiceComponentHost> serviceComponentHosts = new ArrayList<ServiceComponentHost>();
@@ -509,4 +515,20 @@ public class ClusterDeadlockTest {
 
     return serviceComponent;
   }
+
+  /**
+  *
+  */
+  private class MockModule implements Module {
+    /**
+    *
+    */
+    @Override
+    public void configure(Binder binder) {
+      // this listener gets in the way of actually testing the concurrency
+      // between the threads; it slows them down too much, so mock it out
+      binder.bind(HostVersionOutOfSyncListener.class).toInstance(
+          EasyMock.createNiceMock(HostVersionOutOfSyncListener.class));
+    }
+  }
 }