You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@cloudstack.apache.org by ed...@apache.org on 2013/01/15 03:04:54 UTC

[15/44] Revert "Merge remote-tracking branch 'origin/javelin' into javelin"

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/query/dao/ResourceTagJoinDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/query/dao/ResourceTagJoinDaoImpl.java b/server/src/com/cloud/api/query/dao/ResourceTagJoinDaoImpl.java
index 2d86ca0..7631657 100644
--- a/server/src/com/cloud/api/query/dao/ResourceTagJoinDaoImpl.java
+++ b/server/src/com/cloud/api/query/dao/ResourceTagJoinDaoImpl.java
@@ -20,18 +20,16 @@ import java.util.ArrayList;
 import java.util.List;
 
 import javax.ejb.Local;
+import javax.inject.Inject;
 
+import org.apache.cloudstack.api.response.ResourceTagResponse;
 import org.apache.log4j.Logger;
+import org.springframework.stereotype.Component;
 
 import com.cloud.api.ApiResponseHelper;
 import com.cloud.api.query.vo.ResourceTagJoinVO;
 import com.cloud.configuration.dao.ConfigurationDao;
-
-import org.apache.cloudstack.api.response.ResourceTagResponse;
-import org.springframework.stereotype.Component;
-
 import com.cloud.server.ResourceTag;
-import com.cloud.utils.component.Inject;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.SearchBuilder;
 import com.cloud.utils.db.SearchCriteria;
@@ -44,9 +42,9 @@ public class ResourceTagJoinDaoImpl extends GenericDaoBase<ResourceTagJoinVO, Lo
     @Inject
     private ConfigurationDao  _configDao;
 
-    private SearchBuilder<ResourceTagJoinVO> tagSearch;
+    private final SearchBuilder<ResourceTagJoinVO> tagSearch;
 
-    private SearchBuilder<ResourceTagJoinVO> tagIdSearch;
+    private final SearchBuilder<ResourceTagJoinVO> tagIdSearch;
 
     protected ResourceTagJoinDaoImpl() {
 

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java b/server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java
index f6847aa..3e579c1 100644
--- a/server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java
+++ b/server/src/com/cloud/api/query/dao/SecurityGroupJoinDaoImpl.java
@@ -20,23 +20,21 @@ import java.util.ArrayList;
 import java.util.List;
 
 import javax.ejb.Local;
+import javax.inject.Inject;
 
+import org.apache.cloudstack.api.response.SecurityGroupResponse;
+import org.apache.cloudstack.api.response.SecurityGroupRuleResponse;
 import org.apache.log4j.Logger;
+import org.springframework.stereotype.Component;
 
 import com.cloud.api.ApiDBUtils;
 import com.cloud.api.ApiResponseHelper;
 import com.cloud.api.query.vo.ResourceTagJoinVO;
 import com.cloud.api.query.vo.SecurityGroupJoinVO;
 import com.cloud.configuration.dao.ConfigurationDao;
-
-import org.apache.cloudstack.api.response.SecurityGroupResponse;
-import org.apache.cloudstack.api.response.SecurityGroupRuleResponse;
-import org.springframework.stereotype.Component;
-
 import com.cloud.network.security.SecurityGroup;
 import com.cloud.network.security.SecurityRule.SecurityRuleType;
 import com.cloud.user.Account;
-import com.cloud.utils.component.Inject;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.SearchBuilder;
 import com.cloud.utils.db.SearchCriteria;
@@ -49,9 +47,9 @@ public class SecurityGroupJoinDaoImpl extends GenericDaoBase<SecurityGroupJoinVO
     @Inject
     private ConfigurationDao  _configDao;
 
-    private SearchBuilder<SecurityGroupJoinVO> sgSearch;
+    private final SearchBuilder<SecurityGroupJoinVO> sgSearch;
 
-    private SearchBuilder<SecurityGroupJoinVO> sgIdSearch;
+    private final SearchBuilder<SecurityGroupJoinVO> sgIdSearch;
 
     protected SecurityGroupJoinDaoImpl() {
 

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/query/dao/StoragePoolJoinDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/query/dao/StoragePoolJoinDaoImpl.java b/server/src/com/cloud/api/query/dao/StoragePoolJoinDaoImpl.java
index 53a0ffe..66aecc2 100644
--- a/server/src/com/cloud/api/query/dao/StoragePoolJoinDaoImpl.java
+++ b/server/src/com/cloud/api/query/dao/StoragePoolJoinDaoImpl.java
@@ -18,19 +18,19 @@ package com.cloud.api.query.dao;
 
 import java.util.ArrayList;
 import java.util.List;
+
 import javax.ejb.Local;
+import javax.inject.Inject;
 
+import org.apache.cloudstack.api.response.StoragePoolResponse;
 import org.apache.log4j.Logger;
+import org.springframework.stereotype.Component;
 
 import com.cloud.api.ApiDBUtils;
 import com.cloud.api.query.vo.StoragePoolJoinVO;
 import com.cloud.configuration.dao.ConfigurationDao;
-import org.apache.cloudstack.api.response.StoragePoolResponse;
-import org.springframework.stereotype.Component;
-
 import com.cloud.storage.StoragePool;
 import com.cloud.storage.StorageStats;
-import com.cloud.utils.component.Inject;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.SearchBuilder;
 import com.cloud.utils.db.SearchCriteria;
@@ -44,9 +44,9 @@ public class StoragePoolJoinDaoImpl extends GenericDaoBase<StoragePoolJoinVO, Lo
     @Inject
     private ConfigurationDao  _configDao;
 
-    private SearchBuilder<StoragePoolJoinVO> spSearch;
+    private final SearchBuilder<StoragePoolJoinVO> spSearch;
 
-    private SearchBuilder<StoragePoolJoinVO> spIdSearch;
+    private final SearchBuilder<StoragePoolJoinVO> spIdSearch;
 
 
     protected StoragePoolJoinDaoImpl() {

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/query/dao/UserVmJoinDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/query/dao/UserVmJoinDaoImpl.java b/server/src/com/cloud/api/query/dao/UserVmJoinDaoImpl.java
index ce3d808..6f5587f 100644
--- a/server/src/com/cloud/api/query/dao/UserVmJoinDaoImpl.java
+++ b/server/src/com/cloud/api/query/dao/UserVmJoinDaoImpl.java
@@ -24,23 +24,21 @@ import java.util.List;
 import java.util.Set;
 
 import javax.ejb.Local;
-
-import org.apache.log4j.Logger;
-
-import com.cloud.api.ApiDBUtils;
-import com.cloud.api.query.vo.ResourceTagJoinVO;
-import com.cloud.api.query.vo.UserVmJoinVO;
-import com.cloud.configuration.dao.ConfigurationDao;
+import javax.inject.Inject;
 
 import org.apache.cloudstack.api.ApiConstants.VMDetails;
 import org.apache.cloudstack.api.response.NicResponse;
 import org.apache.cloudstack.api.response.SecurityGroupResponse;
 import org.apache.cloudstack.api.response.UserVmResponse;
+import org.apache.log4j.Logger;
 import org.springframework.stereotype.Component;
 
+import com.cloud.api.ApiDBUtils;
+import com.cloud.api.query.vo.ResourceTagJoinVO;
+import com.cloud.api.query.vo.UserVmJoinVO;
+import com.cloud.configuration.dao.ConfigurationDao;
 import com.cloud.user.Account;
 import com.cloud.uservm.UserVm;
-import com.cloud.utils.component.Inject;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.SearchBuilder;
 import com.cloud.utils.db.SearchCriteria;
@@ -55,7 +53,7 @@ public class UserVmJoinDaoImpl extends GenericDaoBase<UserVmJoinVO, Long> implem
     @Inject
     private ConfigurationDao  _configDao;
 
-    private SearchBuilder<UserVmJoinVO> VmDetailSearch;
+    private final SearchBuilder<UserVmJoinVO> VmDetailSearch;
 
     protected UserVmJoinDaoImpl() {
 
@@ -68,6 +66,7 @@ public class UserVmJoinDaoImpl extends GenericDaoBase<UserVmJoinVO, Long> implem
 
     }
 
+    @Override
     public UserVmResponse newUserVmResponse(String objectName, UserVmJoinVO userVm, EnumSet<VMDetails> details, Account caller) {
         UserVmResponse userVmResponse = new UserVmResponse();
 
@@ -216,8 +215,9 @@ public class UserVmJoinDaoImpl extends GenericDaoBase<UserVmJoinVO, Long> implem
         userVmResponse.setObjectName(objectName);
 
         return userVmResponse;
-       }
+    }
 
+    @Override
     public UserVmResponse setUserVmResponse(UserVmResponse userVmData, UserVmJoinVO uvo) {
         Long securityGroupId = uvo.getSecurityGroupId();
         if (securityGroupId != null && securityGroupId.longValue() != 0) {

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/query/dao/VolumeJoinDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/query/dao/VolumeJoinDaoImpl.java b/server/src/com/cloud/api/query/dao/VolumeJoinDaoImpl.java
index 65ecd1b..495c0eb 100644
--- a/server/src/com/cloud/api/query/dao/VolumeJoinDaoImpl.java
+++ b/server/src/com/cloud/api/query/dao/VolumeJoinDaoImpl.java
@@ -20,26 +20,24 @@ import java.util.ArrayList;
 import java.util.List;
 
 import javax.ejb.Local;
+import javax.inject.Inject;
 
+import org.apache.cloudstack.api.response.VolumeResponse;
 import org.apache.log4j.Logger;
+import org.springframework.stereotype.Component;
 
 import com.cloud.api.ApiDBUtils;
 import com.cloud.api.ApiResponseHelper;
 import com.cloud.api.query.vo.ResourceTagJoinVO;
 import com.cloud.api.query.vo.VolumeJoinVO;
 import com.cloud.configuration.dao.ConfigurationDao;
-
-import org.apache.cloudstack.api.response.VolumeResponse;
-import org.springframework.stereotype.Component;
-
 import com.cloud.offering.ServiceOffering;
 import com.cloud.storage.Storage;
 import com.cloud.storage.VMTemplateHostVO;
-import com.cloud.storage.Volume;
 import com.cloud.storage.VMTemplateStorageResourceAssoc.Status;
+import com.cloud.storage.Volume;
 import com.cloud.user.Account;
 import com.cloud.user.UserContext;
-import com.cloud.utils.component.Inject;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.SearchBuilder;
 import com.cloud.utils.db.SearchCriteria;
@@ -53,9 +51,9 @@ public class VolumeJoinDaoImpl extends GenericDaoBase<VolumeJoinVO, Long> implem
     @Inject
     private ConfigurationDao  _configDao;
 
-    private SearchBuilder<VolumeJoinVO> volSearch;
+    private final SearchBuilder<VolumeJoinVO> volSearch;
 
-    private SearchBuilder<VolumeJoinVO> volIdSearch;
+    private final SearchBuilder<VolumeJoinVO> volIdSearch;
 
     protected VolumeJoinDaoImpl() {
 
@@ -176,12 +174,12 @@ public class VolumeJoinDaoImpl extends GenericDaoBase<VolumeJoinVO, Long> implem
         volResponse.setDestroyed(volume.getState() == Volume.State.Destroy);
         boolean isExtractable = true;
         if (volume.getVolumeType() != Volume.Type.DATADISK) { // Datadisk dont
-                                                              // have any
-                                                              // template
-                                                              // dependence.
+            // have any
+            // template
+            // dependence.
             if (volume.getTemplateId() > 0) { // For ISO based volumes template
-                                              // = null and we allow extraction
-                                              // of all ISO based volumes
+                // = null and we allow extraction
+                // of all ISO based volumes
                 isExtractable = volume.isExtractable() && volume.getTemplateType() != Storage.TemplateType.SYSTEM;
             }
         }

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/api/response/ApiResponseSerializer.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/api/response/ApiResponseSerializer.java b/server/src/com/cloud/api/response/ApiResponseSerializer.java
index 470cc5f..11aee3d 100644
--- a/server/src/com/cloud/api/response/ApiResponseSerializer.java
+++ b/server/src/com/cloud/api/response/ApiResponseSerializer.java
@@ -37,7 +37,6 @@ import com.cloud.api.ApiResponseGsonHelper;
 import com.cloud.api.ApiServer;
 import org.apache.cloudstack.api.BaseCmd;
 import org.apache.cloudstack.api.ResponseObject;
-import com.cloud.utils.IdentityProxy;
 import com.cloud.utils.encoding.URLEncoder;
 import com.cloud.utils.exception.CloudRuntimeException;
 import com.cloud.uuididentity.dao.IdentityDao;
@@ -226,27 +225,17 @@ public class ApiResponseSerializer {
                                 subObj.setObjectName(serializedName.value());
                             }
                             serializeResponseObjXML(sb, subObj);
-                        } else if (value instanceof IdentityProxy) {
-                        	// Only exception reponses carry a list of IdentityProxy objects.
-                        	IdentityProxy idProxy = (IdentityProxy)value;
-                        	String id = (idProxy.getValue() != null ? String.valueOf(idProxy.getValue()) : "");
-                        	if(!id.isEmpty()) {
-                        		IdentityDao identityDao = new IdentityDaoImpl();
-                        		id = identityDao.getIdentityUuid(idProxy.getTableName(), id);
-                        	}
-                        	if(id != null && !id.isEmpty()) {
-                        		// If this is the first IdentityProxy field encountered, put in a uuidList tag.
-                        		if (!usedUuidList) {
-                        			sb.append("<").append(serializedName.value()).append(">");
-                        			usedUuidList = true;
-                        		}
-                        		sb.append("<uuid>").append(id).append("</uuid>");
-                        	}
-                        	// Append the new idFieldName property also.
-                        	String idFieldName = idProxy.getidFieldName();
-                        	if (idFieldName != null) {
-                        		sb.append("<uuidProperty>").append(idFieldName).append("</uuidProperty>");
-                        	}
+                        } else {
+                            // Only exception reponses carry a list of uuid
+                            // strings.
+                            // If this is the first IdentityProxy field
+                            // encountered, put in a uuidList tag.
+                            if (!usedUuidList) {
+                                sb.append("<").append(serializedName.value()).append(">");
+                                usedUuidList = true;
+                            }
+                            sb.append("<uuid>").append(value).append("</uuid>");
+                            // We have removed uuid property field due to removal of IdentityProxy class.
                         }
                     }
                     if (usedUuidList) {
@@ -256,19 +245,6 @@ public class ApiResponseSerializer {
                 } else if (fieldValue instanceof Date) {
                     sb.append("<").append(serializedName.value()).append(">").append(BaseCmd.getDateString((Date) fieldValue)).
                     append("</").append(serializedName.value()).append(">");
-                } else if (fieldValue instanceof IdentityProxy) {
-                	IdentityProxy idProxy = (IdentityProxy)fieldValue;
-                	String id = (idProxy.getValue() != null ? String.valueOf(idProxy.getValue()) : "");
-                	if(!id.isEmpty()) {
-                		IdentityDao identityDao = new IdentityDaoImpl();
-                		if(idProxy.getTableName() != null) {
-                		    id = identityDao.getIdentityUuid(idProxy.getTableName(), id);
-                		} else {
-                		    s_logger.warn("IdentityProxy sanity check issue, invalid IdentityProxy table name found in class: " + obj.getClass().getName());
-                		}
-                	}
-                	if(id != null && !id.isEmpty())
-                		sb.append("<").append(serializedName.value()).append(">").append(id).append("</").append(serializedName.value()).append(">");
                 } else {
                     String resultString = escapeSpecialXmlChars(fieldValue.toString());
                     if (!(obj instanceof ExceptionResponse)) {

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/async/AsyncJobExecutorContextImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/async/AsyncJobExecutorContextImpl.java b/server/src/com/cloud/async/AsyncJobExecutorContextImpl.java
index ed64419..4181448 100644
--- a/server/src/com/cloud/async/AsyncJobExecutorContextImpl.java
+++ b/server/src/com/cloud/async/AsyncJobExecutorContextImpl.java
@@ -36,7 +36,6 @@ import com.cloud.storage.snapshot.SnapshotManager;
 import com.cloud.user.AccountManager;
 import com.cloud.user.dao.AccountDao;
 import com.cloud.user.dao.UserDao;
-import com.cloud.utils.component.ComponentLocator;
 import com.cloud.vm.UserVmManager;
 import com.cloud.vm.VirtualMachineManager;
 import com.cloud.vm.dao.DomainRouterDao;
@@ -45,8 +44,8 @@ import com.cloud.vm.dao.UserVmDao;
 @Component
 @Local(value={AsyncJobExecutorContext.class})
 public class AsyncJobExecutorContextImpl implements AsyncJobExecutorContext {
-	private String _name;
-	
+    private String _name;
+
     @Inject private AgentManager _agentMgr;
     @Inject private NetworkManager _networkMgr;
     @Inject private UserVmManager _vmMgr;
@@ -62,98 +61,98 @@ public class AsyncJobExecutorContextImpl implements AsyncJobExecutorContext {
     @Inject private AsyncJobDao _jobDao;
     @Inject private UserDao _userDao;
     @Inject private VirtualMachineManager _itMgr;
-    
+
     @Inject private ManagementServer _managementServer;
-    
-	@Override
-	public ManagementServer getManagementServer() {
-		return _managementServer;
-	}
-
-	@Override
-	public AgentManager getAgentMgr() {
-		return _agentMgr;
-	}
-	
-	@Override
-	public NetworkManager getNetworkMgr() {
-		return _networkMgr;
-	}
-	
-	@Override
-	public UserVmManager getVmMgr() {
-		return _vmMgr;
-	}
-	
-	@Override
-	public StorageManager getStorageMgr() {
-		return _storageMgr;
-	}
-	
-	/**server/src/com/cloud/async/AsyncJobExecutorContext.java
+
+    @Override
+    public ManagementServer getManagementServer() {
+        return _managementServer;
+    }
+
+    @Override
+    public AgentManager getAgentMgr() {
+        return _agentMgr;
+    }
+
+    @Override
+    public NetworkManager getNetworkMgr() {
+        return _networkMgr;
+    }
+
+    @Override
+    public UserVmManager getVmMgr() {
+        return _vmMgr;
+    }
+
+    @Override
+    public StorageManager getStorageMgr() {
+        return _storageMgr;
+    }
+
+    /**server/src/com/cloud/async/AsyncJobExecutorContext.java
      * @return the _snapMgr
      */
-	@Override
+    @Override
     public SnapshotManager getSnapshotMgr() {
         return _snapMgr;
     }
 
     @Override
-	public AccountManager getAccountMgr() {
-		return _accountMgr;
-	}
-	
-	@Override
-	public EventDao getEventDao() {
-		return _eventDao;
-	}
-	
-	@Override
-	public UserVmDao getVmDao() {
-		return _vmDao;
-	}
-	
-	@Override
-	public AccountDao getAccountDao() {
-		return _accountDao;
-	}
-	
-	@Override
-	public VolumeDao getVolumeDao() {
-		return _volumeDao;
-	}
-
-	@Override
+    public AccountManager getAccountMgr() {
+        return _accountMgr;
+    }
+
+    @Override
+    public EventDao getEventDao() {
+        return _eventDao;
+    }
+
+    @Override
+    public UserVmDao getVmDao() {
+        return _vmDao;
+    }
+
+    @Override
+    public AccountDao getAccountDao() {
+        return _accountDao;
+    }
+
+    @Override
+    public VolumeDao getVolumeDao() {
+        return _volumeDao;
+    }
+
+    @Override
     public DomainRouterDao getRouterDao() {
-		return _routerDao;
-	}
-	
-	@Override
+        return _routerDao;
+    }
+
+    @Override
     public IPAddressDao getIpAddressDao() {
-    	return _ipAddressDao;
+        return _ipAddressDao;
     }
-	
-	@Override
+
+    @Override
     public AsyncJobDao getJobDao() {
-    	return _jobDao;
+        return _jobDao;
     }
-	
-	@Override
+
+    @Override
     public UserDao getUserDao() {
-    	return _userDao;
+        return _userDao;
+    }
+
+    @Override
+    public VirtualMachineManager getItMgr() {
+        return _itMgr;
     }
-	
-	@Override
-	public VirtualMachineManager getItMgr() {
-		return _itMgr;
-	}
-	
+
     @Override
     public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
-    	_name = name;
-    	return true;
+        _name = name;
+        return true;
     }
-	
+
     @Override
     public boolean start() {
         return true;
@@ -163,9 +162,9 @@ public class AsyncJobExecutorContextImpl implements AsyncJobExecutorContext {
     public boolean stop() {
         return true;
     }
-    
+
     @Override
     public String getName() {
-    	return _name;
+        return _name;
     }
 }

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/async/AsyncJobManagerImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/async/AsyncJobManagerImpl.java b/server/src/com/cloud/async/AsyncJobManagerImpl.java
index 25b7e60..1446236 100644
--- a/server/src/com/cloud/async/AsyncJobManagerImpl.java
+++ b/server/src/com/cloud/async/AsyncJobManagerImpl.java
@@ -35,7 +35,11 @@ import javax.ejb.Local;
 import javax.inject.Inject;
 import javax.naming.ConfigurationException;
 
+import org.apache.cloudstack.api.BaseAsyncCmd;
+import org.apache.cloudstack.api.BaseCmd;
+import org.apache.cloudstack.api.ServerApiException;
 import org.apache.cloudstack.api.command.user.job.QueryAsyncJobResultCmd;
+import org.apache.cloudstack.api.response.ExceptionResponse;
 import org.apache.log4j.Logger;
 import org.apache.log4j.NDC;
 import org.springframework.stereotype.Component;
@@ -43,15 +47,10 @@ import org.springframework.stereotype.Component;
 import com.cloud.api.ApiDispatcher;
 import com.cloud.api.ApiGsonHelper;
 import com.cloud.api.ApiSerializerHelper;
-import org.apache.cloudstack.api.BaseAsyncCmd;
-import org.apache.cloudstack.api.BaseCmd;
-import org.apache.cloudstack.api.ServerApiException;
-import org.apache.cloudstack.api.response.ExceptionResponse;
 import com.cloud.async.dao.AsyncJobDao;
 import com.cloud.cluster.ClusterManager;
 import com.cloud.cluster.ClusterManagerListener;
 import com.cloud.cluster.ManagementServerHostVO;
-import com.cloud.cluster.StackMaid;
 import com.cloud.configuration.Config;
 import com.cloud.configuration.dao.ConfigurationDao;
 import com.cloud.exception.InvalidParameterValueException;
@@ -64,7 +63,6 @@ import com.cloud.user.dao.AccountDao;
 import com.cloud.utils.DateUtil;
 import com.cloud.utils.NumbersUtil;
 import com.cloud.utils.PropertiesUtil;
-import com.cloud.utils.component.ComponentLocator;
 import com.cloud.utils.concurrency.NamedThreadFactory;
 import com.cloud.utils.db.DB;
 import com.cloud.utils.db.GlobalLock;
@@ -80,14 +78,14 @@ import com.google.gson.reflect.TypeToken;
 @Local(value={AsyncJobManager.class})
 public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListener {
     public static final Logger s_logger = Logger.getLogger(AsyncJobManagerImpl.class.getName());
-	private static final int ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION = 3; 	// 3 seconds
-    
+    private static final int ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION = 3; 	// 3 seconds
+
     private static final int MAX_ONETIME_SCHEDULE_SIZE = 50;
     private static final int HEARTBEAT_INTERVAL = 2000;
     private static final int GC_INTERVAL = 10000;				// 10 seconds
-    
+
     private String _name;
-    
+
     @Inject private AsyncJobExecutorContext _context;
     @Inject private SyncQueueManager _queueMgr;
     @Inject private ClusterManager _clusterMgr;
@@ -97,201 +95,201 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
     @Inject private ConfigurationDao _configDao;
     private long _jobExpireSeconds = 86400;						// 1 day
     private long _jobCancelThresholdSeconds = 3600;         // 1 hour (for cancelling the jobs blocking other jobs)
-    
-    private ApiDispatcher _dispatcher;
+
+    @Inject private ApiDispatcher _dispatcher;
 
     private final ScheduledExecutorService _heartbeatScheduler =
-        Executors.newScheduledThreadPool(1, new NamedThreadFactory("AsyncJobMgr-Heartbeat"));
+            Executors.newScheduledThreadPool(1, new NamedThreadFactory("AsyncJobMgr-Heartbeat"));
     private ExecutorService _executor;
 
     @Override
-	public AsyncJobExecutorContext getExecutorContext() {
-		return _context;
-	}
-    	
+    public AsyncJobExecutorContext getExecutorContext() {
+        return _context;
+    }
+
     @Override
-	public AsyncJobVO getAsyncJob(long jobId) {
-    	return _jobDao.findById(jobId);
+    public AsyncJobVO getAsyncJob(long jobId) {
+        return _jobDao.findById(jobId);
     }
-    
+
     @Override
-	public AsyncJobVO findInstancePendingAsyncJob(String instanceType, long instanceId) {
-    	return _jobDao.findInstancePendingAsyncJob(instanceType, instanceId);
+    public AsyncJobVO findInstancePendingAsyncJob(String instanceType, long instanceId) {
+        return _jobDao.findInstancePendingAsyncJob(instanceType, instanceId);
     }
-    
+
     @Override
     public List<AsyncJobVO> findInstancePendingAsyncJobs(AsyncJob.Type instanceType, Long accountId) {
-    	return _jobDao.findInstancePendingAsyncJobs(instanceType, accountId);
+        return _jobDao.findInstancePendingAsyncJobs(instanceType, accountId);
     }
-    
+
     @Override
-	public long submitAsyncJob(AsyncJobVO job) {
-    	return submitAsyncJob(job, false);
+    public long submitAsyncJob(AsyncJobVO job) {
+        return submitAsyncJob(job, false);
     }
 
     @Override @DB
     public long submitAsyncJob(AsyncJobVO job, boolean scheduleJobExecutionInContext) {
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    	    txt.start();
-    	    job.setInitMsid(getMsid());
-    	    _jobDao.persist(job);
-    	    txt.commit();
-
-    	    // no sync source originally
-    	    job.setSyncSource(null);
-    	    scheduleExecution(job, scheduleJobExecutionInContext);
-    	    if(s_logger.isDebugEnabled()) {
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+            job.setInitMsid(getMsid());
+            _jobDao.persist(job);
+            txt.commit();
+
+            // no sync source originally
+            job.setSyncSource(null);
+            scheduleExecution(job, scheduleJobExecutionInContext);
+            if(s_logger.isDebugEnabled()) {
                 s_logger.debug("submit async job-" + job.getId() + ", details: " + job.toString());
             }
-    	    return job.getId();
-    	} catch(Exception e) {
-    	    txt.rollback();
-    	    String errMsg = "Unable to schedule async job for command " + job.getCmd() + ", unexpected exception.";
+            return job.getId();
+        } catch(Exception e) {
+            txt.rollback();
+            String errMsg = "Unable to schedule async job for command " + job.getCmd() + ", unexpected exception.";
             s_logger.warn(errMsg, e);
             throw new CloudRuntimeException(errMsg);
-    	}
+        }
     }
 
     @Override @DB
     public void completeAsyncJob(long jobId, int jobStatus, int resultCode, Object resultObject) {
-    	if(s_logger.isDebugEnabled()) {
+        if(s_logger.isDebugEnabled()) {
             s_logger.debug("Complete async job-" + jobId + ", jobStatus: " + jobStatus +
-    			", resultCode: " + resultCode + ", result: " + resultObject);
+                    ", resultCode: " + resultCode + ", result: " + resultObject);
         }
-    	
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		AsyncJobVO job = _jobDao.findById(jobId);
-    		if(job == null) {
-    	    	if(s_logger.isDebugEnabled()) {
+
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+            AsyncJobVO job = _jobDao.findById(jobId);
+            if(job == null) {
+                if(s_logger.isDebugEnabled()) {
                     s_logger.debug("job-" + jobId + " no longer exists, we just log completion info here. " + jobStatus +
-    	    			", resultCode: " + resultCode + ", result: " + resultObject);
+                            ", resultCode: " + resultCode + ", result: " + resultObject);
                 }
-    			
-    			txt.rollback();
-    			return;
-    		}
+
+                txt.rollback();
+                return;
+            }
 
-    		job.setCompleteMsid(getMsid());
-    		job.setStatus(jobStatus);
-    		job.setResultCode(resultCode);
+            job.setCompleteMsid(getMsid());
+            job.setStatus(jobStatus);
+            job.setResultCode(resultCode);
 
-    		// reset attached object
-    		job.setInstanceType(null);
-    		job.setInstanceId(null);
+            // reset attached object
+            job.setInstanceType(null);
+            job.setInstanceId(null);
 
-    		if (resultObject != null) {
+            if (resultObject != null) {
                 job.setResult(ApiSerializerHelper.toSerializedStringOld(resultObject));
-    		}
-
-    		job.setLastUpdated(DateUtil.currentGMTTime());
-    		_jobDao.update(jobId, job);
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception while completing async job-" + jobId, e);
-    		txt.rollback();
-    	}
+            }
+
+            job.setLastUpdated(DateUtil.currentGMTTime());
+            _jobDao.update(jobId, job);
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception while completing async job-" + jobId, e);
+            txt.rollback();
+        }
     }
 
     @Override @DB
     public void updateAsyncJobStatus(long jobId, int processStatus, Object resultObject) {
-    	if(s_logger.isDebugEnabled()) {
+        if(s_logger.isDebugEnabled()) {
             s_logger.debug("Update async-job progress, job-" + jobId + ", processStatus: " + processStatus +
-    			", result: " + resultObject);
+                    ", result: " + resultObject);
         }
-    	
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		AsyncJobVO job = _jobDao.findById(jobId);
-    		if(job == null) {
-    	    	if(s_logger.isDebugEnabled()) {
+
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+            AsyncJobVO job = _jobDao.findById(jobId);
+            if(job == null) {
+                if(s_logger.isDebugEnabled()) {
                     s_logger.debug("job-" + jobId + " no longer exists, we just log progress info here. progress status: " + processStatus);
                 }
-    			
-    			txt.rollback();
-    			return;
-    		}
-    		
-    		job.setProcessStatus(processStatus);
-    		if(resultObject != null) {
+
+                txt.rollback();
+                return;
+            }
+
+            job.setProcessStatus(processStatus);
+            if(resultObject != null) {
                 job.setResult(ApiSerializerHelper.toSerializedStringOld(resultObject));
             }
-    		job.setLastUpdated(DateUtil.currentGMTTime());
-    		_jobDao.update(jobId, job);
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception while updating async job-" + jobId + " status: ", e);
-    		txt.rollback();
-    	}
+            job.setLastUpdated(DateUtil.currentGMTTime());
+            _jobDao.update(jobId, job);
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception while updating async job-" + jobId + " status: ", e);
+            txt.rollback();
+        }
     }
 
     @Override @DB
     public void updateAsyncJobAttachment(long jobId, String instanceType, Long instanceId) {
-    	if(s_logger.isDebugEnabled()) {
+        if(s_logger.isDebugEnabled()) {
             s_logger.debug("Update async-job attachment, job-" + jobId + ", instanceType: " + instanceType +
-    			", instanceId: " + instanceId);
+                    ", instanceId: " + instanceId);
+        }
+
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+
+            AsyncJobVO job = _jobDao.createForUpdate();
+            //job.setInstanceType(instanceType);
+            job.setInstanceId(instanceId);
+            job.setLastUpdated(DateUtil.currentGMTTime());
+            _jobDao.update(jobId, job);
+
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception while updating async job-" + jobId + " attachment: ", e);
+            txt.rollback();
         }
-    	
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-
-	    	AsyncJobVO job = _jobDao.createForUpdate();
-	    	//job.setInstanceType(instanceType);
-	    	job.setInstanceId(instanceId);
-			job.setLastUpdated(DateUtil.currentGMTTime());
-			_jobDao.update(jobId, job);
-
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception while updating async job-" + jobId + " attachment: ", e);
-    		txt.rollback();
-    	}
     }
 
     @Override
     public void syncAsyncJobExecution(AsyncJob job, String syncObjType, long syncObjId, long queueSizeLimit) {
-    	// This method is re-entrant.  If an API developer wants to synchronized on an object, e.g. the router,
-    	// when executing business logic, they will call this method (actually a method in BaseAsyncCmd that calls this).
-    	// This method will get called every time their business logic executes.  The first time it exectues for a job
-    	// there will be no sync source, but on subsequent execution there will be a sync souce.  If this is the first
-    	// time the job executes we queue the job, otherwise we just return so that the business logic can execute.
+        // This method is re-entrant.  If an API developer wants to synchronized on an object, e.g. the router,
+        // when executing business logic, they will call this method (actually a method in BaseAsyncCmd that calls this).
+        // This method will get called every time their business logic executes.  The first time it exectues for a job
+        // there will be no sync source, but on subsequent execution there will be a sync souce.  If this is the first
+        // time the job executes we queue the job, otherwise we just return so that the business logic can execute.
         if (job.getSyncSource() != null) {
             return;
         }
-    	
+
         if(s_logger.isDebugEnabled()) {
             s_logger.debug("Sync job-" + job.getId() + " execution on object " + syncObjType + "." + syncObjId);
         }
 
-    	SyncQueueVO queue = null;
+        SyncQueueVO queue = null;
 
-		// to deal with temporary DB exceptions like DB deadlock/Lock-wait time out cased rollbacks
-    	// we retry five times until we throw an exception
-		Random random = new Random();
+        // to deal with temporary DB exceptions like DB deadlock/Lock-wait time out cased rollbacks
+        // we retry five times until we throw an exception
+        Random random = new Random();
 
-    	for(int i = 0; i < 5; i++) {
+        for(int i = 0; i < 5; i++) {
             queue = _queueMgr.queue(syncObjType, syncObjId, SyncQueueItem.AsyncJobContentType, job.getId(), queueSizeLimit);
-    		if(queue != null) {
+            if(queue != null) {
                 break;
             }
 
-    		try {
-				Thread.sleep(1000 + random.nextInt(5000));
-			} catch (InterruptedException e) {
-			}
-    	}
+            try {
+                Thread.sleep(1000 + random.nextInt(5000));
+            } catch (InterruptedException e) {
+            }
+        }
 
-		if (queue == null) {
+        if (queue == null) {
             throw new CloudRuntimeException("Unable to insert queue item into database, DB is full?");
-		} else {
-		    throw new AsyncCommandQueued(queue, "job-" + job.getId() + " queued");
-		}
+        } else {
+            throw new AsyncCommandQueued(queue, "job-" + job.getId() + " queued");
+        }
     }
-    
+
     @Override
     public AsyncJob queryAsyncJobResult(QueryAsyncJobResultCmd cmd) {
         Account caller = UserContext.current().getCaller();
@@ -300,10 +298,10 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
         if (job == null) {
             throw new InvalidParameterValueException("Unable to find a job by id " + cmd.getId());
         }
-       
+
         User userJobOwner = _accountMgr.getUserIncludingRemoved(job.getUserId());
         Account jobOwner = _accountMgr.getAccount(userJobOwner.getAccountId());
-        
+
         //check permissions
         if (caller.getType() == Account.ACCOUNT_TYPE_NORMAL) {
             //regular user can see only jobs he owns
@@ -313,7 +311,7 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
         } else if (caller.getType() == Account.ACCOUNT_TYPE_DOMAIN_ADMIN) {
             _accountMgr.checkAccess(caller, null, true, jobOwner);
         }
-        
+
         //poll the job
         queryAsyncJobResult(cmd.getId());
         return _jobDao.findById(cmd.getId());
@@ -321,56 +319,56 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
 
     @Override @DB
     public AsyncJobResult queryAsyncJobResult(long jobId) {
-    	if(s_logger.isTraceEnabled()) {
+        if(s_logger.isTraceEnabled()) {
             s_logger.trace("Query async-job status, job-" + jobId);
         }
-    	
-    	Transaction txt = Transaction.currentTxn();
-    	AsyncJobResult jobResult = new AsyncJobResult(jobId);
-    	
-    	try {
-    		txt.start();
-    		AsyncJobVO job = _jobDao.findById(jobId);
-    		if(job != null) {
-    			jobResult.setCmdOriginator(job.getCmdOriginator());
-    			jobResult.setJobStatus(job.getStatus());
-    			jobResult.setProcessStatus(job.getProcessStatus());
-    			jobResult.setResult(job.getResult());
-    			jobResult.setResultCode(job.getResultCode());
-    			jobResult.setUuid(job.getUuid());
-    			
-    			if(job.getStatus() == AsyncJobResult.STATUS_SUCCEEDED ||
-    				job.getStatus() == AsyncJobResult.STATUS_FAILED) {
-    				
-    		    	if(s_logger.isDebugEnabled()) {
+
+        Transaction txt = Transaction.currentTxn();
+        AsyncJobResult jobResult = new AsyncJobResult(jobId);
+
+        try {
+            txt.start();
+            AsyncJobVO job = _jobDao.findById(jobId);
+            if(job != null) {
+                jobResult.setCmdOriginator(job.getCmdOriginator());
+                jobResult.setJobStatus(job.getStatus());
+                jobResult.setProcessStatus(job.getProcessStatus());
+                jobResult.setResult(job.getResult());
+                jobResult.setResultCode(job.getResultCode());
+                jobResult.setUuid(job.getUuid());
+
+                if(job.getStatus() == AsyncJobResult.STATUS_SUCCEEDED ||
+                        job.getStatus() == AsyncJobResult.STATUS_FAILED) {
+
+                    if(s_logger.isDebugEnabled()) {
                         s_logger.debug("Async job-" + jobId + " completed");
                     }
-    			} else {
-    				job.setLastPolled(DateUtil.currentGMTTime());
-    				_jobDao.update(jobId, job);
-    			}
-    		} else {
-    	    	if(s_logger.isDebugEnabled()) {
+                } else {
+                    job.setLastPolled(DateUtil.currentGMTTime());
+                    _jobDao.update(jobId, job);
+                }
+            } else {
+                if(s_logger.isDebugEnabled()) {
                     s_logger.debug("Async job-" + jobId + " does not exist, invalid job id?");
                 }
-    			
-    			jobResult.setJobStatus(AsyncJobResult.STATUS_FAILED);
-    			jobResult.setResult("job-" + jobId + " does not exist");
-    		}
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception while querying async job-" + jobId + " status: ", e);
-    		
-			jobResult.setJobStatus(AsyncJobResult.STATUS_FAILED);
-			jobResult.setResult("Exception: " + e.toString());
-    		txt.rollback();
-    	}
-    	
-    	if(s_logger.isTraceEnabled()) {
+
+                jobResult.setJobStatus(AsyncJobResult.STATUS_FAILED);
+                jobResult.setResult("job-" + jobId + " does not exist");
+            }
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception while querying async job-" + jobId + " status: ", e);
+
+            jobResult.setJobStatus(AsyncJobResult.STATUS_FAILED);
+            jobResult.setResult("Exception: " + e.toString());
+            txt.rollback();
+        }
+
+        if(s_logger.isTraceEnabled()) {
             s_logger.trace("Job status: " + jobResult.toString());
         }
-    	
-    	return jobResult;
+
+        return jobResult;
     }
 
     private void scheduleExecution(final AsyncJobVO job) {
@@ -382,7 +380,7 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
         if (executeInContext) {
             runnable.run();
         } else {
-    		_executor.submit(runnable);
+            _executor.submit(runnable);
         }
     }
 
@@ -392,66 +390,66 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
             public void run() {
                 try {
                     long jobId = 0;
-                    
+
                     try {
-                    	JmxUtil.registerMBean("AsyncJobManager", "Active Job " + job.getId(), new AsyncJobMBeanImpl(job));
+                        JmxUtil.registerMBean("AsyncJobManager", "Active Job " + job.getId(), new AsyncJobMBeanImpl(job));
                     } catch(Exception e) {
-                    	s_logger.warn("Unable to register active job " + job.getId() + " to JMX monitoring due to exception " + ExceptionUtil.toString(e));
+                        s_logger.warn("Unable to register active job " + job.getId() + " to JMX monitoring due to exception " + ExceptionUtil.toString(e));
                     }
-    
+
                     BaseAsyncCmd cmdObj = null;
                     Transaction txn = Transaction.open(Transaction.CLOUD_DB);
                     try {
                         jobId = job.getId();
                         NDC.push("job-" + jobId);
-    
+
                         if(s_logger.isDebugEnabled()) {
                             s_logger.debug("Executing " + job.getCmd() + " for job-" + jobId);
                         }
-    
+
                         Class<?> cmdClass = Class.forName(job.getCmd());
                         cmdObj = (BaseAsyncCmd)cmdClass.newInstance();
                         cmdObj.setJob(job);
-    
+
                         Type mapType = new TypeToken<Map<String, String>>() {}.getType();
                         Gson gson = ApiGsonHelper.getBuilder().create();
                         Map<String, String> params = gson.fromJson(job.getCmdInfo(), mapType);
-    
+
                         // whenever we deserialize, the UserContext needs to be updated
                         String userIdStr = params.get("ctxUserId");
                         String acctIdStr = params.get("ctxAccountId");
                         Long userId = null;
                         Account accountObject = null;
-    
+
                         if (userIdStr != null) {
                             userId = Long.parseLong(userIdStr);
                         }
-    
+
                         if (acctIdStr != null) {
                             accountObject = _accountDao.findById(Long.parseLong(acctIdStr));
                         }
-    
+
                         UserContext.registerContext(userId, accountObject, null, false);
                         try {
                             // dispatch could ultimately queue the job
                             _dispatcher.dispatch(cmdObj, params);
-        
+
                             // serialize this to the async job table
                             completeAsyncJob(jobId, AsyncJobResult.STATUS_SUCCEEDED, 0, cmdObj.getResponseObject());
                         } finally {
                             UserContext.unregisterContext();
                         }
-    
+
                         // commands might need to be queued as part of synchronization here, so they just have to be re-dispatched from the queue mechanism...
                         if (job.getSyncSource() != null) {
                             _queueMgr.purgeItem(job.getSyncSource().getId());
                             checkQueue(job.getSyncSource().getQueueId());
                         }
-    
+
                         if (s_logger.isDebugEnabled()) {
                             s_logger.debug("Done executing " + job.getCmd() + " for job-" + jobId);
                         }
-                        
+
                     } catch(Throwable e) {
                         if (e instanceof AsyncCommandQueued) {
                             if (s_logger.isDebugEnabled()) {
@@ -469,16 +467,16 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
                                 errorMsg = sApiEx.getDescription();
                                 errorCode = sApiEx.getErrorCode();
                             }
-    
+
                             ExceptionResponse response = new ExceptionResponse();
                             response.setErrorCode(errorCode);
                             response.setErrorText(errorMsg);
                             response.setResponseName((cmdObj == null) ? "unknowncommandresponse" : cmdObj.getCommandName());
-    
+
                             // FIXME:  setting resultCode to BaseCmd.INTERNAL_ERROR is not right, usually executors have their exception handling
                             //         and we need to preserve that as much as possible here
                             completeAsyncJob(jobId, AsyncJobResult.STATUS_FAILED, BaseCmd.INTERNAL_ERROR, response);
-    
+
                             // need to clean up any queue that happened as part of the dispatching and move on to the next item in the queue
                             try {
                                 if (job.getSyncSource() != null) {
@@ -490,14 +488,13 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
                             }
                         }
                     } finally {
-                    	
+
                         try {
-                        	JmxUtil.unregisterMBean("AsyncJobManager", "Active Job " + job.getId());
+                            JmxUtil.unregisterMBean("AsyncJobManager", "Active Job " + job.getId());
                         } catch(Exception e) {
-                        	s_logger.warn("Unable to unregister active job " + job.getId() + " from JMX monitoring");
+                            s_logger.warn("Unable to unregister active job " + job.getId() + " from JMX monitoring");
                         }
-                    	
-                        StackMaid.current().exitCleanup();
+
                         txn.close();
                         NDC.pop();
                     }
@@ -520,17 +517,17 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
 
             job.setFromPreviousSession(fromPreviousSession);
             job.setSyncSource(item);
-            
+
             job.setCompleteMsid(getMsid());
             _jobDao.update(job.getId(), job);
-            
+
             try {
-            	scheduleExecution(job);
-			} catch(RejectedExecutionException e) {
-				s_logger.warn("Execution for job-" + job.getId() + " is rejected, return it to the queue for next turn");
-				_queueMgr.returnItem(item.getId());
-			}
-            
+                scheduleExecution(job);
+            } catch(RejectedExecutionException e) {
+                s_logger.warn("Execution for job-" + job.getId() + " is rejected, return it to the queue for next turn");
+                _queueMgr.returnItem(item.getId());
+            }
+
         } else {
             if(s_logger.isDebugEnabled()) {
                 s_logger.debug("Unable to find related job for queue item: " + item.toString());
@@ -542,121 +539,117 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
 
     @Override
     public void releaseSyncSource(AsyncJobExecutor executor) {
-    	if(executor.getSyncSource() != null) {
-    		if(s_logger.isDebugEnabled()) {
+        if(executor.getSyncSource() != null) {
+            if(s_logger.isDebugEnabled()) {
                 s_logger.debug("Release sync source for job-" + executor.getJob().getId() + " sync source: "
-					+ executor.getSyncSource().getContentType() + "-"
-					+ executor.getSyncSource().getContentId());
+                        + executor.getSyncSource().getContentType() + "-"
+                        + executor.getSyncSource().getContentId());
             }
-    		
-			_queueMgr.purgeItem(executor.getSyncSource().getId());
-			checkQueue(executor.getSyncSource().getQueueId());
-    	}
+
+            _queueMgr.purgeItem(executor.getSyncSource().getId());
+            checkQueue(executor.getSyncSource().getQueueId());
+        }
     }
-    
+
     private void checkQueue(long queueId) {
-    	while(true) {
-    		try {
-	        	SyncQueueItemVO item = _queueMgr.dequeueFromOne(queueId, getMsid());
-		    	if(item != null) {
-		    		if(s_logger.isDebugEnabled()) {
+        while(true) {
+            try {
+                SyncQueueItemVO item = _queueMgr.dequeueFromOne(queueId, getMsid());
+                if(item != null) {
+                    if(s_logger.isDebugEnabled()) {
                         s_logger.debug("Executing sync queue item: " + item.toString());
                     }
-		    		
-		    		executeQueueItem(item, false);
-		    	} else {
-		    		break;
-		    	}
-    		} catch(Throwable e) {
-    			s_logger.error("Unexpected exception when kicking sync queue-" + queueId, e);
-    			break;
-    		}
-    	}
+
+                    executeQueueItem(item, false);
+                } else {
+                    break;
+                }
+            } catch(Throwable e) {
+                s_logger.error("Unexpected exception when kicking sync queue-" + queueId, e);
+                break;
+            }
+        }
     }
-    
-	private Runnable getHeartbeatTask() {
-		return new Runnable() {
-			@Override
+
+    private Runnable getHeartbeatTask() {
+        return new Runnable() {
+            @Override
             public void run() {
-				try {
-					List<SyncQueueItemVO> l = _queueMgr.dequeueFromAny(getMsid(), MAX_ONETIME_SCHEDULE_SIZE);
-					if(l != null && l.size() > 0) {
-						for(SyncQueueItemVO item: l) {
-							if(s_logger.isDebugEnabled()) {
+                try {
+                    List<SyncQueueItemVO> l = _queueMgr.dequeueFromAny(getMsid(), MAX_ONETIME_SCHEDULE_SIZE);
+                    if(l != null && l.size() > 0) {
+                        for(SyncQueueItemVO item: l) {
+                            if(s_logger.isDebugEnabled()) {
                                 s_logger.debug("Execute sync-queue item: " + item.toString());
                             }
-							executeQueueItem(item, false);
-						}
-					}
-				} catch(Throwable e) {
-					s_logger.error("Unexpected exception when trying to execute queue item, ", e);
-				} finally {
-					StackMaid.current().exitCleanup();
-				}
-			}
-		};
-	}
-	
-	@DB
-	private Runnable getGCTask() {
-		return new Runnable() {
-			@Override
+                            executeQueueItem(item, false);
+                        }
+                    }
+                } catch(Throwable e) {
+                    s_logger.error("Unexpected exception when trying to execute queue item, ", e);
+                }
+            }
+        };
+    }
+
+    @DB
+    private Runnable getGCTask() {
+        return new Runnable() {
+            @Override
             public void run() {
-				GlobalLock scanLock = GlobalLock.getInternLock("AsyncJobManagerGC");
-				try {
-					if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
-						try {
-							reallyRun();
-						} finally {
-							scanLock.unlock();
-						}
-					}
-				} finally {
-					scanLock.releaseRef();
-				}
-			}
-			
+                GlobalLock scanLock = GlobalLock.getInternLock("AsyncJobManagerGC");
+                try {
+                    if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
+                        try {
+                            reallyRun();
+                        } finally {
+                            scanLock.unlock();
+                        }
+                    }
+                } finally {
+                    scanLock.releaseRef();
+                }
+            }
+
             public void reallyRun() {
-				try {
-					s_logger.trace("Begin cleanup expired async-jobs");
-					
-					Date cutTime = new Date(DateUtil.currentGMTTime().getTime() - _jobExpireSeconds*1000);
-					
-					// limit to 100 jobs per turn, this gives cleanup throughput as 600 jobs per minute
-					// hopefully this will be fast enough to balance potential growth of job table
-					List<AsyncJobVO> l = _jobDao.getExpiredJobs(cutTime, 100);
-					if(l != null && l.size() > 0) {
-						for(AsyncJobVO job : l) {
+                try {
+                    s_logger.trace("Begin cleanup expired async-jobs");
+
+                    Date cutTime = new Date(DateUtil.currentGMTTime().getTime() - _jobExpireSeconds*1000);
+
+                    // limit to 100 jobs per turn, this gives cleanup throughput as 600 jobs per minute
+                    // hopefully this will be fast enough to balance potential growth of job table
+                    List<AsyncJobVO> l = _jobDao.getExpiredJobs(cutTime, 100);
+                    if(l != null && l.size() > 0) {
+                        for(AsyncJobVO job : l) {
                             expungeAsyncJob(job);
-						}
-					}
-					
+                        }
+                    }
+
                     // forcefully cancel blocking queue items if they've been staying there for too long
-				    List<SyncQueueItemVO> blockItems = _queueMgr.getBlockedQueueItems(_jobCancelThresholdSeconds*1000, false);
-				    if(blockItems != null && blockItems.size() > 0) {
-				        for(SyncQueueItemVO item : blockItems) {
+                    List<SyncQueueItemVO> blockItems = _queueMgr.getBlockedQueueItems(_jobCancelThresholdSeconds*1000, false);
+                    if(blockItems != null && blockItems.size() > 0) {
+                        for(SyncQueueItemVO item : blockItems) {
                             if(item.getContentType().equalsIgnoreCase(SyncQueueItem.AsyncJobContentType)) {
                                 completeAsyncJob(item.getContentId(), AsyncJobResult.STATUS_FAILED, 0,
                                         getResetResultResponse("Job is cancelled as it has been blocking others for too long"));
                             }
-				        
-				            // purge the item and resume queue processing
-				            _queueMgr.purgeItem(item.getId());
-				        }
-				    }
-					
-					s_logger.trace("End cleanup expired async-jobs");
-				} catch(Throwable e) {
-					s_logger.error("Unexpected exception when trying to execute queue item, ", e);
-				} finally {
-					StackMaid.current().exitCleanup();
-				}
-			}
-
-           
-		};
-	}
-	
+
+                            // purge the item and resume queue processing
+                            _queueMgr.purgeItem(item.getId());
+                        }
+                    }
+
+                    s_logger.trace("End cleanup expired async-jobs");
+                } catch(Throwable e) {
+                    s_logger.error("Unexpected exception when trying to execute queue item, ", e);
+                }
+            }
+
+
+        };
+    }
+
     @DB
     protected void expungeAsyncJob(AsyncJobVO job) {
         Transaction txn = Transaction.currentTxn();
@@ -667,132 +660,129 @@ public class AsyncJobManagerImpl implements AsyncJobManager, ClusterManagerListe
         txn.commit();
     }
 
-	private long getMsid() {
-		if(_clusterMgr != null) {
+    private long getMsid() {
+        if(_clusterMgr != null) {
             return _clusterMgr.getManagementNodeId();
         }
-		
-		return MacAddress.getMacAddress().toLong();
-	}
-	
-	private void cleanupPendingJobs(List<SyncQueueItemVO> l) {
-		if(l != null && l.size() > 0) {
-			for(SyncQueueItemVO item: l) {
-				if(s_logger.isInfoEnabled()) {
+
+        return MacAddress.getMacAddress().toLong();
+    }
+
+    private void cleanupPendingJobs(List<SyncQueueItemVO> l) {
+        if(l != null && l.size() > 0) {
+            for(SyncQueueItemVO item: l) {
+                if(s_logger.isInfoEnabled()) {
                     s_logger.info("Discard left-over queue item: " + item.toString());
                 }
-				
-				String contentType = item.getContentType();
+
+                String contentType = item.getContentType();
                 if(contentType != null && contentType.equalsIgnoreCase(SyncQueueItem.AsyncJobContentType)) {
-					Long jobId = item.getContentId();
-					if(jobId != null) {
-						s_logger.warn("Mark job as failed as its correspoding queue-item has been discarded. job id: " + jobId);
-						completeAsyncJob(jobId, AsyncJobResult.STATUS_FAILED, 0, getResetResultResponse("Execution was cancelled because of server shutdown"));
-					}
-				}
-				_queueMgr.purgeItem(item.getId());
-			}
-		}
-	}
-    
+                    Long jobId = item.getContentId();
+                    if(jobId != null) {
+                        s_logger.warn("Mark job as failed as its correspoding queue-item has been discarded. job id: " + jobId);
+                        completeAsyncJob(jobId, AsyncJobResult.STATUS_FAILED, 0, getResetResultResponse("Execution was cancelled because of server shutdown"));
+                    }
+                }
+                _queueMgr.purgeItem(item.getId());
+            }
+        }
+    }
+
     @Override
     public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
-    	_name = name;
-    
-		int expireMinutes = NumbersUtil.parseInt(
-		       _configDao.getValue(Config.JobExpireMinutes.key()), 24*60);
-		_jobExpireSeconds = (long)expireMinutes*60;
-		
-		_jobCancelThresholdSeconds = NumbersUtil.parseInt(
-		       _configDao.getValue(Config.JobCancelThresholdMinutes.key()), 60);
-		_jobCancelThresholdSeconds *= 60;
-
-		_dispatcher = ApiDispatcher.getInstance();
-		
-
-		try {
-	        final File dbPropsFile = PropertiesUtil.findConfigFile("db.properties");
-	        final Properties dbProps = new Properties();
-	        dbProps.load(new FileInputStream(dbPropsFile));
-	        
+        _name = name;
+
+        int expireMinutes = NumbersUtil.parseInt(
+                _configDao.getValue(Config.JobExpireMinutes.key()), 24*60);
+        _jobExpireSeconds = (long)expireMinutes*60;
+
+        _jobCancelThresholdSeconds = NumbersUtil.parseInt(
+                _configDao.getValue(Config.JobCancelThresholdMinutes.key()), 60);
+        _jobCancelThresholdSeconds *= 60;
+
+        try {
+            final File dbPropsFile = PropertiesUtil.findConfigFile("db.properties");
+            final Properties dbProps = new Properties();
+            dbProps.load(new FileInputStream(dbPropsFile));
+
             final int cloudMaxActive = Integer.parseInt(dbProps.getProperty("db.cloud.maxActive"));
-            
+
             int poolSize = (cloudMaxActive * 2) / 3;
-            
+
             s_logger.info("Start AsyncJobManager thread pool in size " + poolSize);
             _executor = Executors.newFixedThreadPool(poolSize, new NamedThreadFactory("Job-Executor"));
-		} catch (final Exception e) {
-			throw new ConfigurationException("Unable to load db.properties to configure AsyncJobManagerImpl");
-		}
-		
-		return true;
+        } catch (final Exception e) {
+            throw new ConfigurationException("Unable to load db.properties to configure AsyncJobManagerImpl");
+        }
+
+        return true;
     }
-    
+
     @Override
-	public void onManagementNodeJoined(List<ManagementServerHostVO> nodeList, long selfNodeId) {
+    public void onManagementNodeJoined(List<ManagementServerHostVO> nodeList, long selfNodeId) {
     }
-    
+
     @Override
-	public void onManagementNodeLeft(List<ManagementServerHostVO> nodeList, long selfNodeId) {
-    	for(ManagementServerHostVO msHost : nodeList) {
-    		Transaction txn = Transaction.open(Transaction.CLOUD_DB);
-    		try {
-    			txn.start();
-    			List<SyncQueueItemVO> items = _queueMgr.getActiveQueueItems(msHost.getId(), true);
-    			cleanupPendingJobs(items);
-        		_jobDao.resetJobProcess(msHost.getId(), BaseCmd.INTERNAL_ERROR, getSerializedErrorMessage("job cancelled because of management server restart"));
-    			txn.commit();
-    		} catch(Throwable e) {
-    			s_logger.warn("Unexpected exception ", e);
-    			txn.rollback();
-    		} finally {
-    			txn.close();
-    		}
-    	}
+    public void onManagementNodeLeft(List<ManagementServerHostVO> nodeList, long selfNodeId) {
+        for(ManagementServerHostVO msHost : nodeList) {
+            Transaction txn = Transaction.open(Transaction.CLOUD_DB);
+            try {
+                txn.start();
+                List<SyncQueueItemVO> items = _queueMgr.getActiveQueueItems(msHost.getId(), true);
+                cleanupPendingJobs(items);
+                _jobDao.resetJobProcess(msHost.getId(), BaseCmd.INTERNAL_ERROR, getSerializedErrorMessage("job cancelled because of management server restart"));
+                txn.commit();
+            } catch(Throwable e) {
+                s_logger.warn("Unexpected exception ", e);
+                txn.rollback();
+            } finally {
+                txn.close();
+            }
+        }
     }
-    
+
     @Override
-	public void onManagementNodeIsolated() {
-	}
+    public void onManagementNodeIsolated() {
+    }
 
     @Override
     public boolean start() {
-    	try {
-    		List<SyncQueueItemVO> l = _queueMgr.getActiveQueueItems(getMsid(), false);
-    		cleanupPendingJobs(l);
-    		_jobDao.resetJobProcess(getMsid(), BaseCmd.INTERNAL_ERROR, getSerializedErrorMessage("job cancelled because of management server restart"));
-    	} catch(Throwable e) {
-    		s_logger.error("Unexpected exception " + e.getMessage(), e);
-    	}
-    	
-    	_heartbeatScheduler.scheduleAtFixedRate(getHeartbeatTask(), HEARTBEAT_INTERVAL,
-			HEARTBEAT_INTERVAL, TimeUnit.MILLISECONDS);
-    	_heartbeatScheduler.scheduleAtFixedRate(getGCTask(), GC_INTERVAL,
-			GC_INTERVAL, TimeUnit.MILLISECONDS);
-    	
+        try {
+            List<SyncQueueItemVO> l = _queueMgr.getActiveQueueItems(getMsid(), false);
+            cleanupPendingJobs(l);
+            _jobDao.resetJobProcess(getMsid(), BaseCmd.INTERNAL_ERROR, getSerializedErrorMessage("job cancelled because of management server restart"));
+        } catch(Throwable e) {
+            s_logger.error("Unexpected exception " + e.getMessage(), e);
+        }
+
+        _heartbeatScheduler.scheduleAtFixedRate(getHeartbeatTask(), HEARTBEAT_INTERVAL,
+                HEARTBEAT_INTERVAL, TimeUnit.MILLISECONDS);
+        _heartbeatScheduler.scheduleAtFixedRate(getGCTask(), GC_INTERVAL,
+                GC_INTERVAL, TimeUnit.MILLISECONDS);
+
         return true;
     }
-    
+
     private static ExceptionResponse getResetResultResponse(String errorMessage) {
-		ExceptionResponse resultObject = new ExceptionResponse();
-		resultObject.setErrorCode(BaseCmd.INTERNAL_ERROR);
-		resultObject.setErrorText(errorMessage);
-    	return resultObject;
+        ExceptionResponse resultObject = new ExceptionResponse();
+        resultObject.setErrorCode(BaseCmd.INTERNAL_ERROR);
+        resultObject.setErrorText(errorMessage);
+        return resultObject;
     }
-    
+
     private static String getSerializedErrorMessage(String errorMessage) {
         return ApiSerializerHelper.toSerializedStringOld(getResetResultResponse(errorMessage));
     }
 
     @Override
     public boolean stop() {
-    	_heartbeatScheduler.shutdown();
-    	_executor.shutdown();
+        _heartbeatScheduler.shutdown();
+        _executor.shutdown();
         return true;
     }
-    
+
     @Override
     public String getName() {
-    	return _name;
+        return _name;
     }
 }

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/async/SyncQueueManagerImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/async/SyncQueueManagerImpl.java b/server/src/com/cloud/async/SyncQueueManagerImpl.java
index 97ce8a6..4f0daa0 100644
--- a/server/src/com/cloud/async/SyncQueueManagerImpl.java
+++ b/server/src/com/cloud/async/SyncQueueManagerImpl.java
@@ -31,7 +31,6 @@ import org.springframework.stereotype.Component;
 import com.cloud.async.dao.SyncQueueDao;
 import com.cloud.async.dao.SyncQueueItemDao;
 import com.cloud.utils.DateUtil;
-import com.cloud.utils.component.ComponentLocator;
 import com.cloud.utils.db.DB;
 import com.cloud.utils.db.Transaction;
 import com.cloud.utils.exception.CloudRuntimeException;
@@ -40,9 +39,9 @@ import com.cloud.utils.exception.CloudRuntimeException;
 @Local(value={SyncQueueManager.class})
 public class SyncQueueManagerImpl implements SyncQueueManager {
     public static final Logger s_logger = Logger.getLogger(SyncQueueManagerImpl.class.getName());
-    
+
     private String _name;
-    
+
     @Inject private SyncQueueDao _syncQueueDao;
     @Inject private SyncQueueItemDao _syncQueueItemDao;
 
@@ -50,203 +49,203 @@ public class SyncQueueManagerImpl implements SyncQueueManager {
     @DB
     public SyncQueueVO queue(String syncObjType, long syncObjId, String itemType, long itemId, long queueSizeLimit) {
         Transaction txn = Transaction.currentTxn();
-    	try {
-    		txn.start();
-    		
-    		_syncQueueDao.ensureQueue(syncObjType, syncObjId);
-    		SyncQueueVO queueVO = _syncQueueDao.find(syncObjType, syncObjId);
-    		if(queueVO == null)
-    			throw new CloudRuntimeException("Unable to queue item into DB, DB is full?");
-
-    		queueVO.setQueueSizeLimit(queueSizeLimit);
-    		_syncQueueDao.update(queueVO.getId(), queueVO);
-    		
-			Date dt = DateUtil.currentGMTTime();
-    		SyncQueueItemVO item = new SyncQueueItemVO();
-    		item.setQueueId(queueVO.getId());
-    		item.setContentType(itemType);
-    		item.setContentId(itemId);
-    		item.setCreated(dt);
-    		
-    		_syncQueueItemDao.persist(item);
-    		txn.commit();
-    		
-    		return queueVO;
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception: ", e);
-    		txn.rollback();
-    	}
-    	return null;
+        try {
+            txn.start();
+
+            _syncQueueDao.ensureQueue(syncObjType, syncObjId);
+            SyncQueueVO queueVO = _syncQueueDao.find(syncObjType, syncObjId);
+            if(queueVO == null)
+                throw new CloudRuntimeException("Unable to queue item into DB, DB is full?");
+
+            queueVO.setQueueSizeLimit(queueSizeLimit);
+            _syncQueueDao.update(queueVO.getId(), queueVO);
+
+            Date dt = DateUtil.currentGMTTime();
+            SyncQueueItemVO item = new SyncQueueItemVO();
+            item.setQueueId(queueVO.getId());
+            item.setContentType(itemType);
+            item.setContentId(itemId);
+            item.setCreated(dt);
+
+            _syncQueueItemDao.persist(item);
+            txn.commit();
+
+            return queueVO;
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception: ", e);
+            txn.rollback();
+        }
+        return null;
     }
-    
+
     @Override
     @DB
     public SyncQueueItemVO dequeueFromOne(long queueId, Long msid) {
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		
-    		SyncQueueVO queueVO = _syncQueueDao.lockRow(queueId, true);
-    		if(queueVO == null) {
-    			s_logger.error("Sync queue(id: " + queueId + ") does not exist");
-    			txt.commit();
-    			return null;
-    		}
-    		
-    		if(queueReadyToProcess(queueVO)) {
-    			SyncQueueItemVO itemVO = _syncQueueItemDao.getNextQueueItem(queueVO.getId());
-    			if(itemVO != null) {
-	    			Long processNumber = queueVO.getLastProcessNumber();
-	    			if(processNumber == null)
-	    				processNumber = new Long(1);
-	    			else
-	    				processNumber = processNumber + 1;
-	    			Date dt = DateUtil.currentGMTTime();
-	    			queueVO.setLastProcessNumber(processNumber);
-	    			queueVO.setLastUpdated(dt);
-	    			queueVO.setQueueSize(queueVO.getQueueSize() + 1);
-	    			_syncQueueDao.update(queueVO.getId(), queueVO);
-	    			
-	    			itemVO.setLastProcessMsid(msid);
-	    			itemVO.setLastProcessNumber(processNumber);
-	    			itemVO.setLastProcessTime(dt);
-	    			_syncQueueItemDao.update(itemVO.getId(), itemVO);
-	    			
-	        		txt.commit();
-	    			return itemVO;
-    			} else {
-        			if(s_logger.isDebugEnabled())
-        				s_logger.debug("Sync queue (" + queueId + ") is currently empty");
-    			}
-    		} else {
-    			if(s_logger.isDebugEnabled())
-    				s_logger.debug("There is a pending process in sync queue(id: " + queueId + ")");
-    		}
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception: ", e);
-    		txt.rollback();
-    	}
-    	
-    	return null;
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+
+            SyncQueueVO queueVO = _syncQueueDao.lockRow(queueId, true);
+            if(queueVO == null) {
+                s_logger.error("Sync queue(id: " + queueId + ") does not exist");
+                txt.commit();
+                return null;
+            }
+
+            if(queueReadyToProcess(queueVO)) {
+                SyncQueueItemVO itemVO = _syncQueueItemDao.getNextQueueItem(queueVO.getId());
+                if(itemVO != null) {
+                    Long processNumber = queueVO.getLastProcessNumber();
+                    if(processNumber == null)
+                        processNumber = new Long(1);
+                    else
+                        processNumber = processNumber + 1;
+                    Date dt = DateUtil.currentGMTTime();
+                    queueVO.setLastProcessNumber(processNumber);
+                    queueVO.setLastUpdated(dt);
+                    queueVO.setQueueSize(queueVO.getQueueSize() + 1);
+                    _syncQueueDao.update(queueVO.getId(), queueVO);
+
+                    itemVO.setLastProcessMsid(msid);
+                    itemVO.setLastProcessNumber(processNumber);
+                    itemVO.setLastProcessTime(dt);
+                    _syncQueueItemDao.update(itemVO.getId(), itemVO);
+
+                    txt.commit();
+                    return itemVO;
+                } else {
+                    if(s_logger.isDebugEnabled())
+                        s_logger.debug("Sync queue (" + queueId + ") is currently empty");
+                }
+            } else {
+                if(s_logger.isDebugEnabled())
+                    s_logger.debug("There is a pending process in sync queue(id: " + queueId + ")");
+            }
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception: ", e);
+            txt.rollback();
+        }
+
+        return null;
     }
-    
+
     @Override
     @DB
     public List<SyncQueueItemVO> dequeueFromAny(Long msid, int maxItems) {
-    	
-    	List<SyncQueueItemVO> resultList = new ArrayList<SyncQueueItemVO>();
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		
-    		List<SyncQueueItemVO> l = _syncQueueItemDao.getNextQueueItems(maxItems);
-    		if(l != null && l.size() > 0) {
-    			for(SyncQueueItemVO item : l) {
-    				SyncQueueVO queueVO = _syncQueueDao.lockRow(item.getQueueId(), true);
-	    			SyncQueueItemVO itemVO = _syncQueueItemDao.lockRow(item.getId(), true);
-    				if(queueReadyToProcess(queueVO) && itemVO.getLastProcessNumber() == null) {
-		    			Long processNumber = queueVO.getLastProcessNumber();
-		    			if(processNumber == null)
-		    				processNumber = new Long(1);
-		    			else
-		    				processNumber = processNumber + 1;
-		    			
-		    			Date dt = DateUtil.currentGMTTime();
-		    			queueVO.setLastProcessNumber(processNumber);
-		    			queueVO.setLastUpdated(dt);
-	                    queueVO.setQueueSize(queueVO.getQueueSize() + 1);
-		    			_syncQueueDao.update(queueVO.getId(), queueVO);
-		    			
-		    			itemVO.setLastProcessMsid(msid);
-		    			itemVO.setLastProcessNumber(processNumber);
-		    			itemVO.setLastProcessTime(dt);
-		    			_syncQueueItemDao.update(item.getId(), itemVO);
-		    			
-		    			resultList.add(item);
-    				}
-    			}
-    		}
-    		txt.commit();
-    		return resultList;
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception: ", e);
-    		txt.rollback();
-    	}
-    	return null;
+
+        List<SyncQueueItemVO> resultList = new ArrayList<SyncQueueItemVO>();
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+
+            List<SyncQueueItemVO> l = _syncQueueItemDao.getNextQueueItems(maxItems);
+            if(l != null && l.size() > 0) {
+                for(SyncQueueItemVO item : l) {
+                    SyncQueueVO queueVO = _syncQueueDao.lockRow(item.getQueueId(), true);
+                    SyncQueueItemVO itemVO = _syncQueueItemDao.lockRow(item.getId(), true);
+                    if(queueReadyToProcess(queueVO) && itemVO.getLastProcessNumber() == null) {
+                        Long processNumber = queueVO.getLastProcessNumber();
+                        if(processNumber == null)
+                            processNumber = new Long(1);
+                        else
+                            processNumber = processNumber + 1;
+
+                        Date dt = DateUtil.currentGMTTime();
+                        queueVO.setLastProcessNumber(processNumber);
+                        queueVO.setLastUpdated(dt);
+                        queueVO.setQueueSize(queueVO.getQueueSize() + 1);
+                        _syncQueueDao.update(queueVO.getId(), queueVO);
+
+                        itemVO.setLastProcessMsid(msid);
+                        itemVO.setLastProcessNumber(processNumber);
+                        itemVO.setLastProcessTime(dt);
+                        _syncQueueItemDao.update(item.getId(), itemVO);
+
+                        resultList.add(item);
+                    }
+                }
+            }
+            txt.commit();
+            return resultList;
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception: ", e);
+            txt.rollback();
+        }
+        return null;
     }
-    
+
     @Override
     @DB
     public void purgeItem(long queueItemId) {
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		
-			SyncQueueItemVO itemVO = _syncQueueItemDao.findById(queueItemId);
-			if(itemVO != null) {
-				SyncQueueVO queueVO = _syncQueueDao.lockRow(itemVO.getQueueId(), true);
-				
-				_syncQueueItemDao.expunge(itemVO.getId());
-				
-				//if item is active, reset queue information
-				if (itemVO.getLastProcessMsid() != null) {
-				queueVO.setLastUpdated(DateUtil.currentGMTTime());
-	                //decrement the count
-	                assert (queueVO.getQueueSize() > 0) : "Count reduce happens when it's already <= 0!";
-	                queueVO.setQueueSize(queueVO.getQueueSize() - 1);
-				_syncQueueDao.update(queueVO.getId(), queueVO);
-			}
-			}
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception: ", e);
-    		txt.rollback();
-    	}
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+
+            SyncQueueItemVO itemVO = _syncQueueItemDao.findById(queueItemId);
+            if(itemVO != null) {
+                SyncQueueVO queueVO = _syncQueueDao.lockRow(itemVO.getQueueId(), true);
+
+                _syncQueueItemDao.expunge(itemVO.getId());
+
+                //if item is active, reset queue information
+                if (itemVO.getLastProcessMsid() != null) {
+                    queueVO.setLastUpdated(DateUtil.currentGMTTime());
+                    //decrement the count
+                    assert (queueVO.getQueueSize() > 0) : "Count reduce happens when it's already <= 0!";
+                    queueVO.setQueueSize(queueVO.getQueueSize() - 1);
+                    _syncQueueDao.update(queueVO.getId(), queueVO);
+                }
+            }
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception: ", e);
+            txt.rollback();
+        }
     }
-    
+
     @Override
     @DB
     public void returnItem(long queueItemId) {
-    	Transaction txt = Transaction.currentTxn();
-    	try {
-    		txt.start();
-    		
-			SyncQueueItemVO itemVO = _syncQueueItemDao.findById(queueItemId);
-			if(itemVO != null) {
-				SyncQueueVO queueVO = _syncQueueDao.lockRow(itemVO.getQueueId(), true);
-			
-				itemVO.setLastProcessMsid(null);
-				itemVO.setLastProcessNumber(null);
-				itemVO.setLastProcessTime(null);
-				_syncQueueItemDao.update(queueItemId, itemVO);
-				
-				queueVO.setLastUpdated(DateUtil.currentGMTTime());
-				_syncQueueDao.update(queueVO.getId(), queueVO);
-			}
-    		txt.commit();
-    	} catch(Exception e) {
-    		s_logger.error("Unexpected exception: ", e);
-    		txt.rollback();
-    	}
+        Transaction txt = Transaction.currentTxn();
+        try {
+            txt.start();
+
+            SyncQueueItemVO itemVO = _syncQueueItemDao.findById(queueItemId);
+            if(itemVO != null) {
+                SyncQueueVO queueVO = _syncQueueDao.lockRow(itemVO.getQueueId(), true);
+
+                itemVO.setLastProcessMsid(null);
+                itemVO.setLastProcessNumber(null);
+                itemVO.setLastProcessTime(null);
+                _syncQueueItemDao.update(queueItemId, itemVO);
+
+                queueVO.setLastUpdated(DateUtil.currentGMTTime());
+                _syncQueueDao.update(queueVO.getId(), queueVO);
+            }
+            txt.commit();
+        } catch(Exception e) {
+            s_logger.error("Unexpected exception: ", e);
+            txt.rollback();
+        }
     }
-    
+
     @Override
-	public List<SyncQueueItemVO> getActiveQueueItems(Long msid, boolean exclusive) {
-    	return _syncQueueItemDao.getActiveQueueItems(msid, exclusive);
+    public List<SyncQueueItemVO> getActiveQueueItems(Long msid, boolean exclusive) {
+        return _syncQueueItemDao.getActiveQueueItems(msid, exclusive);
     }
-    
+
     @Override
     public List<SyncQueueItemVO> getBlockedQueueItems(long thresholdMs, boolean exclusive) {
         return _syncQueueItemDao.getBlockedQueueItems(thresholdMs, exclusive);
     }
-    
+
     @Override
     public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
-    	_name = name;
-    	return true;
+        _name = name;
+        return true;
     }
-    
+
     @Override
     public boolean start() {
         return true;
@@ -256,16 +255,16 @@ public class SyncQueueManagerImpl implements SyncQueueManager {
     public boolean stop() {
         return true;
     }
-    
+
     @Override
     public String getName() {
-    	return _name;
+        return _name;
     }
 
     private boolean queueReadyToProcess(SyncQueueVO queueVO) {
         return queueVO.getQueueSize() < queueVO.getQueueSizeLimit();
     }
-    
+
     @Override
     public void purgeAsyncJobQueueItemId(long asyncJobId) {
         Long itemId = _syncQueueItemDao.getQueueItemIdByContentIdAndType(asyncJobId, SyncQueueItem.AsyncJobContentType);

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/async/dao/SyncQueueItemDaoImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/async/dao/SyncQueueItemDaoImpl.java b/server/src/com/cloud/async/dao/SyncQueueItemDaoImpl.java
index 8ee21f3..d2d2929 100644
--- a/server/src/com/cloud/async/dao/SyncQueueItemDaoImpl.java
+++ b/server/src/com/cloud/async/dao/SyncQueueItemDaoImpl.java
@@ -33,6 +33,7 @@ import org.springframework.stereotype.Component;
 
 import com.cloud.async.SyncQueueItemVO;
 import com.cloud.utils.DateUtil;
+import com.cloud.utils.db.DB;
 import com.cloud.utils.db.Filter;
 import com.cloud.utils.db.GenericDaoBase;
 import com.cloud.utils.db.GenericSearchBuilder;
@@ -43,6 +44,7 @@ import com.cloud.utils.db.Transaction;
 
 @Component
 @Local(value = { SyncQueueItemDao.class })
+@DB
 public class SyncQueueItemDaoImpl extends GenericDaoBase<SyncQueueItemVO, Long> implements SyncQueueItemDao {
     private static final Logger s_logger = Logger.getLogger(SyncQueueItemDaoImpl.class);
     final GenericSearchBuilder<SyncQueueItemVO, Long> queueIdSearch;

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/baremetal/BareMetalVmManagerImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/baremetal/BareMetalVmManagerImpl.java b/server/src/com/cloud/baremetal/BareMetalVmManagerImpl.java
index 1ce9b33..35983fa 100755
--- a/server/src/com/cloud/baremetal/BareMetalVmManagerImpl.java
+++ b/server/src/com/cloud/baremetal/BareMetalVmManagerImpl.java
@@ -40,6 +40,9 @@ import com.cloud.agent.api.baremetal.IpmISetBootDevCommand;
 import com.cloud.agent.api.baremetal.IpmiBootorResetCommand;
 import com.cloud.agent.manager.Commands;
 import org.apache.cloudstack.api.command.user.vm.StartVMCmd;
+import org.springframework.context.annotation.Primary;
+import org.springframework.stereotype.Component;
+
 import com.cloud.baremetal.PxeServerManager.PxeServerType;
 import com.cloud.configuration.Resource.ResourceType;
 import com.cloud.configuration.dao.ConfigurationDao;
@@ -81,7 +84,7 @@ import com.cloud.user.UserContext;
 import com.cloud.uservm.UserVm;
 import com.cloud.utils.NumbersUtil;
 import com.cloud.utils.Pair;
-import com.cloud.utils.component.Adapters;
+import com.cloud.utils.component.AdapterBase;
 import com.cloud.utils.component.Manager;
 import com.cloud.utils.concurrency.NamedThreadFactory;
 import com.cloud.utils.db.DB;
@@ -102,6 +105,8 @@ import com.cloud.vm.VirtualMachineName;
 import com.cloud.vm.VirtualMachineProfile;
 import com.cloud.vm.VirtualMachineProfile.Param;
 
+@Component
+@Primary
 @Local(value={BareMetalVmManager.class, BareMetalVmService.class})
 public class BareMetalVmManagerImpl extends UserVmManagerImpl implements BareMetalVmManager, BareMetalVmService, Manager,
 		StateListener<State, VirtualMachine.Event, VirtualMachine> {
@@ -110,7 +115,6 @@ public class BareMetalVmManagerImpl extends UserVmManagerImpl implements BareMet
 	@Inject PxeServerManager _pxeMgr;
 	@Inject ResourceManager _resourceMgr;
 	
-	// @com.cloud.utils.component.Inject (adapter=TemplateAdapter.class)
     @Inject protected List<TemplateAdapter> _adapters;
 
     @PostConstruct
@@ -181,7 +185,7 @@ public class BareMetalVmManagerImpl extends UserVmManagerImpl implements BareMet
          * prepare() will check if current account has right for creating
          * template
          */
-        TemplateAdapter adapter = Adapters.getAdapterByName(_adapters, TemplateAdapterType.BareMetal.getName());
+        TemplateAdapter adapter = AdapterBase.getAdapterByName(_adapters, TemplateAdapterType.BareMetal.getName());
         Long userId = UserContext.current().getCallerUserId();
         userId = (userId == null ? User.UID_SYSTEM : userId);
         AccountVO account = _accountDao.findById(vm.getAccountId());

http://git-wip-us.apache.org/repos/asf/incubator-cloudstack/blob/110465b5/server/src/com/cloud/baremetal/PxeServerManagerImpl.java
----------------------------------------------------------------------
diff --git a/server/src/com/cloud/baremetal/PxeServerManagerImpl.java b/server/src/com/cloud/baremetal/PxeServerManagerImpl.java
index 6e123af..7a9a783 100755
--- a/server/src/com/cloud/baremetal/PxeServerManagerImpl.java
+++ b/server/src/com/cloud/baremetal/PxeServerManagerImpl.java
@@ -41,7 +41,7 @@ import com.cloud.resource.ResourceStateAdapter;
 import com.cloud.resource.ServerResource;
 import com.cloud.resource.UnableDeleteHostException;
 import com.cloud.uservm.UserVm;
-import com.cloud.utils.component.Adapters;
+import com.cloud.utils.component.AdapterBase;
 import com.cloud.utils.exception.CloudRuntimeException;
 import com.cloud.vm.ReservationContext;
 import com.cloud.vm.UserVmVO;
@@ -87,7 +87,7 @@ public class PxeServerManagerImpl implements PxeServerManager, ResourceStateAdap
 
 	protected PxeServerService getServiceByType(String type) {
 		PxeServerService _service;
-		_service = Adapters.getAdapterByName(_services, type);
+		_service = AdapterBase.getAdapterByName(_services, type);
 		if (_service == null) {
 			throw new CloudRuntimeException("Cannot find PXE service for " + type);
 		}