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Posted to commits@stratos.apache.org by la...@apache.org on 2015/04/07 07:53:58 UTC

[5/7] stratos git commit: Format autoscaler component code

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/OAuthAdminServiceClient.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/OAuthAdminServiceClient.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/OAuthAdminServiceClient.java
index 3a0a549..1fff70f 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/OAuthAdminServiceClient.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/OAuthAdminServiceClient.java
@@ -44,7 +44,7 @@ public class OAuthAdminServiceClient {
     public OAuthAdminServiceClient(String epr) throws AxisFault {
 
         XMLConfiguration conf = ConfUtil.getInstance(null).getConfiguration();
-        int autosclaerSocketTimeout   = conf.getInt("autoscaler.identity.clientTimeout", 180000);
+        int autosclaerSocketTimeout = conf.getInt("autoscaler.identity.clientTimeout", 180000);
 
         try {
             ServerConfiguration serverConfig = CarbonUtils.getServerConfiguration();
@@ -76,7 +76,7 @@ public class OAuthAdminServiceClient {
             synchronized (OAuthAdminServiceClient.class) {
                 if (serviceClient == null) {
                     XMLConfiguration conf = ConfUtil.getInstance(null).getConfiguration();
-                    String hostname   = conf.getString("autoscaler.identity.hostname", "localhost");
+                    String hostname = conf.getString("autoscaler.identity.hostname", "localhost");
                     int port = conf.getInt("autoscaler.cloudController.port", AutoscalerConstants.IS_DEFAULT_PORT);
                     String epr = "https://" + hostname + ":" + port + "/" + AutoscalerConstants.OAUTH_SERVICE_SFX;
                     serviceClient = new OAuthAdminServiceClient(epr);
@@ -91,7 +91,7 @@ public class OAuthAdminServiceClient {
         oAuthConsumerDTO.setApplicationName(appName);
         oAuthConsumerDTO.setOAuthVersion(OAUTH_2_0);
         oAuthConsumerDTO.setGrantTypes(GRANT_TYPE);
-        if(log.isDebugEnabled()){
+        if (log.isDebugEnabled()) {
             log.debug(String.format("Trying to register oAuth application [%s]", appName));
         }
         stub.registerOAuthApplicationData(oAuthConsumerDTO);
@@ -102,7 +102,7 @@ public class OAuthAdminServiceClient {
     }
 
     public void removeOauthApplication(String appName) throws RemoteException, OAuthAdminServiceException {
-        if(log.isDebugEnabled()){
+        if (log.isDebugEnabled()) {
             log.debug(String.format("Removing oAuth application %s", appName));
         }
         stub.removeOAuthApplicationData(appName);

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/Utility.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/Utility.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/Utility.java
index 5e13139..e3e7228 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/Utility.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/client/Utility.java
@@ -48,7 +48,7 @@ public class Utility {
      * as a claim in order to validate the user. This is an alternative to mutual auth.
      *
      * @param serviceClient Service client.
-     * @param username username which is set in header.
+     * @param username      username which is set in header.
      */
 
     public static void setAuthHeaders(ServiceClient serviceClient, String username) {

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/commands/ASPolicyCommands.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/commands/ASPolicyCommands.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/commands/ASPolicyCommands.java
index 4e0c66a..d44f377 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/commands/ASPolicyCommands.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/commands/ASPolicyCommands.java
@@ -25,30 +25,30 @@ import org.eclipse.osgi.framework.console.CommandInterpreter;
 import org.eclipse.osgi.framework.console.CommandProvider;
 
 import org.apache.commons.lang.StringUtils;
- 
-public class ASPolicyCommands implements CommandProvider{
- 
+
+public class ASPolicyCommands implements CommandProvider {
+
     public String getHelp() {
-    	return "\nlistASPolicies - List AutoScaling policies deployed to AutoScaler. \n"
-        		+ "\t parameters : \n"
-        		+ "\t\t String   policyID : ID of the AutoScaling policy.\n";
+        return "\nlistASPolicies - List AutoScaling policies deployed to AutoScaler. \n"
+                + "\t parameters : \n"
+                + "\t\t String   policyID : ID of the AutoScaling policy.\n";
     }
- 
-    public void _listASPolicies (CommandInterpreter ci){
-    	String policyId = ci.nextArgument();
-    	
-    	PolicyManager pm = PolicyManager.getInstance();
-    	
-    	if(StringUtils.isBlank(policyId)){
-    		AutoscalePolicy[] aspolicyArr = pm.getAutoscalePolicyList();
-        	for(AutoscalePolicy asPoolicy : aspolicyArr){
-        		ci.println(asPoolicy.toString());
-        	}
-    	}else{
-    		AutoscalePolicy asPolicy = pm.getAutoscalePolicy(policyId);
-    		if(asPolicy != null){
-    			ci.println(asPolicy);
-    		}
-    	}
+
+    public void _listASPolicies(CommandInterpreter ci) {
+        String policyId = ci.nextArgument();
+
+        PolicyManager pm = PolicyManager.getInstance();
+
+        if (StringUtils.isBlank(policyId)) {
+            AutoscalePolicy[] aspolicyArr = pm.getAutoscalePolicyList();
+            for (AutoscalePolicy asPoolicy : aspolicyArr) {
+                ci.println(asPoolicy.toString());
+            }
+        } else {
+            AutoscalePolicy asPolicy = pm.getAutoscalePolicy(policyId);
+            if (asPolicy != null) {
+                ci.println(asPolicy);
+            }
+        }
     }
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/AutoscalerContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/AutoscalerContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/AutoscalerContext.java
index 0760e5f..51e9d16 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/AutoscalerContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/AutoscalerContext.java
@@ -41,17 +41,17 @@ import java.util.Map;
  * It holds all cluster monitors which are active in stratos.
  */
 public class AutoscalerContext {
-	
-	private static final Log log = LogFactory.getLog(AutoscalerContext.class);
-
-	private static final String AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP = "AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP";
-	private static final String AS_CLUSTER_ID_TO_CLUSTER_MONITOR_MAP = "AS_CLUSTER_ID_TO_CLUSTER_MONITOR_MAP";
-	private static final String AS_APPLICATION_ID_TO_APPLICATION_MONITOR_MAP = "AS_APPLICATION_ID_TO_APPLICATION_MONITOR_MAP";
-	private static final String AS_PENDING_APPLICATION_MONITOR_LIST = "AS_PENDING_APPLICATION_MONITOR_LIST";
-	private static final String AS_APPLICATIOIN_ID_TO_NETWORK_PARTITION_ALGO_CTX_MAP = "AS_APPLICATIOIN_ID_TO_NETWORK_PARTITION_ALGO_CTX_MAP";
-	private boolean clustered;
-	private boolean coordinator;
-	
+
+    private static final Log log = LogFactory.getLog(AutoscalerContext.class);
+
+    private static final String AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP = "AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP";
+    private static final String AS_CLUSTER_ID_TO_CLUSTER_MONITOR_MAP = "AS_CLUSTER_ID_TO_CLUSTER_MONITOR_MAP";
+    private static final String AS_APPLICATION_ID_TO_APPLICATION_MONITOR_MAP = "AS_APPLICATION_ID_TO_APPLICATION_MONITOR_MAP";
+    private static final String AS_PENDING_APPLICATION_MONITOR_LIST = "AS_PENDING_APPLICATION_MONITOR_LIST";
+    private static final String AS_APPLICATIOIN_ID_TO_NETWORK_PARTITION_ALGO_CTX_MAP = "AS_APPLICATIOIN_ID_TO_NETWORK_PARTITION_ALGO_CTX_MAP";
+    private boolean clustered;
+    private boolean coordinator;
+
     private static volatile AutoscalerContext instance;
     private final transient DistributedObjectProvider distributedObjectProvider;
 
@@ -67,7 +67,7 @@ public class AutoscalerContext {
     private Map<String, NetworkPartitionAlgorithmContext> applicationIdToNetworkPartitionAlgorithmContextMap;
 
     private AutoscalerContext() {
-    	// Check clustering status
+        // Check clustering status
         AxisConfiguration axisConfiguration = ServiceReferenceHolder.getInstance().getAxisConfiguration();
         if ((axisConfiguration != null) && (axisConfiguration.getClusteringAgent() != null)) {
             clustered = true;
@@ -75,9 +75,9 @@ public class AutoscalerContext {
 
         // Initialize distributed object provider
         distributedObjectProvider = ServiceReferenceHolder.getInstance().getDistributedObjectProvider();
-    	
-    	applicationContextMap = readApplicationContextsFromRegistry();
-        if(applicationContextMap == null) {
+
+        applicationContextMap = readApplicationContextsFromRegistry();
+        if (applicationContextMap == null) {
             applicationContextMap = distributedObjectProvider.getMap(AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP);//new ConcurrentHashMap<String, ApplicationContext>();
         }
         setClusterMonitors(distributedObjectProvider.getMap(AS_CLUSTER_ID_TO_CLUSTER_MONITOR_MAP));
@@ -88,22 +88,22 @@ public class AutoscalerContext {
 
     private Map<String, ApplicationContext> readApplicationContextsFromRegistry() {
         String[] resourcePaths = RegistryManager.getInstance().getApplicationContextResourcePaths();
-        if((resourcePaths == null) || (resourcePaths.length == 0)) {
+        if ((resourcePaths == null) || (resourcePaths.length == 0)) {
             return null;
         }
 
         Map<String, ApplicationContext> applicationContextMap = distributedObjectProvider.getMap(AS_APPLICATION_ID_TO_APPLICATION_CTX_MAP);//new ConcurrentHashMap<String, ApplicationContext>();
-        for(String resourcePath : resourcePaths) {
+        for (String resourcePath : resourcePaths) {
             ApplicationContext applicationContext = RegistryManager.getInstance().getApplicationContextByResourcePath(resourcePath);
             applicationContextMap.put(applicationContext.getApplicationId(), applicationContext);
         }
         return applicationContextMap;
     }
-    
+
     public static AutoscalerContext getInstance() {
-        if(instance == null) {
+        if (instance == null) {
             synchronized (AutoscalerContext.class) {
-                if(instance == null) {
+                if (instance == null) {
                     instance = new AutoscalerContext();
                 }
             }
@@ -189,7 +189,7 @@ public class AutoscalerContext {
         applicationContextMap.put(applicationContext.getApplicationId(), applicationContext);
         RegistryManager.getInstance().persistApplicationContext(applicationContext);
     }
-    
+
     public boolean isClustered() {
         return clustered;
     }
@@ -201,59 +201,58 @@ public class AutoscalerContext {
     public void setCoordinator(boolean coordinator) {
         this.coordinator = coordinator;
     }
-    
-	public void addNetworkPartitionAlgorithmContext(NetworkPartitionAlgorithmContext algorithmContext) {
-		String applicationId = algorithmContext.getApplicationId();
-		if (log.isInfoEnabled()) {
-			log.info(String.format("Adding network partition algorithm context : [application-id] %s", applicationId));
-		}
-		this.addNetworkPartitionAlgorithmContextToInformationModel(algorithmContext);
-		RegistryManager.getInstance().persistNetworkPartitionAlgorithmContext(algorithmContext);
-
-		if (log.isInfoEnabled()) {
-			log.info(String.format("network partition algorithm context is added successfully: [application-policy-id] %s", applicationId));
-		}
-
-	}
-	
-	public boolean removeNetworkPartitionAlgorithmContext(String applicationId) {
-		if (StringUtils.isEmpty(applicationId)) {
-			throw new AutoScalerException("Application id cannot be empty");
-		}
-		this.removeNetworkPartitionAlgorithmContextInInformationModel(applicationId);
-		RegistryManager.getInstance().removeNetworkPartitionAlgorithmContext(applicationId);
-		if (log.isInfoEnabled()) {
-			log.info(String.format("Network partition algorithm context is removed successfully: [id] %s", applicationId));
-		}
-		return true;
-	}
-	
-	private void removeNetworkPartitionAlgorithmContextInInformationModel(String applicationId) {
-		if (applicationIdToNetworkPartitionAlgorithmContextMap.containsKey(applicationId)) {
-			if (log.isDebugEnabled()) {
-				log.debug("Removing network partition algorithm context [application-id] " + applicationId);
-			}
-			applicationIdToNetworkPartitionAlgorithmContextMap.remove(applicationId);
-		}
-		else{
-			throw new AutoScalerException("No such application id [" + applicationId + "] exists");
-		}
-	}
-
-	private void addNetworkPartitionAlgorithmContextToInformationModel(NetworkPartitionAlgorithmContext algorithmContext) {
-		String applicationId = algorithmContext.getApplicationId();
+
+    public void addNetworkPartitionAlgorithmContext(NetworkPartitionAlgorithmContext algorithmContext) {
+        String applicationId = algorithmContext.getApplicationId();
+        if (log.isInfoEnabled()) {
+            log.info(String.format("Adding network partition algorithm context : [application-id] %s", applicationId));
+        }
+        this.addNetworkPartitionAlgorithmContextToInformationModel(algorithmContext);
+        RegistryManager.getInstance().persistNetworkPartitionAlgorithmContext(algorithmContext);
+
+        if (log.isInfoEnabled()) {
+            log.info(String.format("network partition algorithm context is added successfully: [application-policy-id] %s", applicationId));
+        }
+
+    }
+
+    public boolean removeNetworkPartitionAlgorithmContext(String applicationId) {
+        if (StringUtils.isEmpty(applicationId)) {
+            throw new AutoScalerException("Application id cannot be empty");
+        }
+        this.removeNetworkPartitionAlgorithmContextInInformationModel(applicationId);
+        RegistryManager.getInstance().removeNetworkPartitionAlgorithmContext(applicationId);
+        if (log.isInfoEnabled()) {
+            log.info(String.format("Network partition algorithm context is removed successfully: [id] %s", applicationId));
+        }
+        return true;
+    }
+
+    private void removeNetworkPartitionAlgorithmContextInInformationModel(String applicationId) {
+        if (applicationIdToNetworkPartitionAlgorithmContextMap.containsKey(applicationId)) {
+            if (log.isDebugEnabled()) {
+                log.debug("Removing network partition algorithm context [application-id] " + applicationId);
+            }
+            applicationIdToNetworkPartitionAlgorithmContextMap.remove(applicationId);
+        } else {
+            throw new AutoScalerException("No such application id [" + applicationId + "] exists");
+        }
+    }
+
+    private void addNetworkPartitionAlgorithmContextToInformationModel(NetworkPartitionAlgorithmContext algorithmContext) {
+        String applicationId = algorithmContext.getApplicationId();
         if (!applicationIdToNetworkPartitionAlgorithmContextMap.containsKey(applicationId)) {
             if (log.isDebugEnabled()) {
                 log.debug("Adding network partition algorithm context : " + applicationId);
             }
             applicationIdToNetworkPartitionAlgorithmContextMap.put(applicationId, algorithmContext);
         } else {
-        	String errMsg = "Network partition algorithm context already exists : " + applicationId;
-        	log.error(errMsg);
+            String errMsg = "Network partition algorithm context already exists : " + applicationId;
+            log.error(errMsg);
             throw new AutoScalerException(errMsg);
         }
     }
-	
+
     public NetworkPartitionAlgorithmContext getNetworkPartitionAlgorithmContext(String applicationId) {
         return applicationIdToNetworkPartitionAlgorithmContextMap.get(applicationId);
     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/AbstractClusterContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/AbstractClusterContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/AbstractClusterContext.java
index 69f87a2..2165e6b 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/AbstractClusterContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/AbstractClusterContext.java
@@ -43,7 +43,7 @@ public class AbstractClusterContext implements Serializable {
     protected Map<String, ClusterInstance> clusterInstanceMap;
 
 
-    public AbstractClusterContext(String clusterId, String serviceId){
+    public AbstractClusterContext(String clusterId, String serviceId) {
         this.clusterId = clusterId;
         this.serviceId = serviceId;
         clusterInstanceMap = new HashMap<String, ClusterInstance>();

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContext.java
index 296e43f..00fb279 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContext.java
@@ -276,7 +276,7 @@ public class ClusterContext extends AbstractClusterContext {
         //Retrieving the actual partition from application
         Partition[] partitions;
         try {
-            
+
             partitions = AutoscalerObjectConverter.convertCCPartitionsToPartitions(
                     CloudControllerServiceClient.getInstance().getNetworkPartition(nPartitionId).getPartitions());
         } catch (Exception e) {

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContextFactory.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContextFactory.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContextFactory.java
index d1d9775..89f283e 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContextFactory.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterContextFactory.java
@@ -37,7 +37,7 @@ public class ClusterContextFactory {
         if (null == cluster) {
             return null;
         }
-        
+
         String autoscalePolicyName = cluster.getAutoscalePolicyName();
         AutoscalePolicy autoscalePolicy = PolicyManager.getInstance().getAutoscalePolicy(autoscalePolicyName);
 

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterInstanceContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterInstanceContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterInstanceContext.java
index 411d48d..8edb71b 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterInstanceContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/cluster/ClusterInstanceContext.java
@@ -466,9 +466,9 @@ public class ClusterInstanceContext extends InstanceContext {
         return averageRequestServedPerInstanceReset;
     }
 
-	public boolean hasScalingDependants() {
-		return hasScalingDependants;
-	}
+    public boolean hasScalingDependants() {
+        return hasScalingDependants;
+    }
 
     public String getClusterId() {
         return clusterId;

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/group/GroupInstanceContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/group/GroupInstanceContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/group/GroupInstanceContext.java
index e128c2c..63d6385 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/group/GroupInstanceContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/group/GroupInstanceContext.java
@@ -46,8 +46,8 @@ public class GroupInstanceContext extends InstanceContext {
     public GroupLevelPartitionContext getPartitionCtxt(String partitionId) {
 
 
-        for(GroupLevelPartitionContext partitionContext : partitionCtxts){
-            if(partitionContext.getPartitionId().equals(partitionId)){
+        for (GroupLevelPartitionContext partitionContext : partitionCtxts) {
+            if (partitionContext.getPartitionId().equals(partitionId)) {
                 return partitionContext;
             }
         }
@@ -60,8 +60,8 @@ public class GroupInstanceContext extends InstanceContext {
 
     public int getNonTerminatedMemberCountOfPartition(String partitionId) {
 
-        for(GroupLevelPartitionContext partitionContext : partitionCtxts){
-            if(partitionContext.getPartitionId().equals(partitionId)){
+        for (GroupLevelPartitionContext partitionContext : partitionCtxts) {
+            if (partitionContext.getPartitionId().equals(partitionId)) {
                 return partitionContext.getNonTerminatedInstanceCount();
             }
         }
@@ -70,8 +70,8 @@ public class GroupInstanceContext extends InstanceContext {
 
     public int getActiveMemberCount(String currentPartitionId) {
 
-        for(GroupLevelPartitionContext partitionContext : partitionCtxts){
-            if(partitionContext.getPartitionId().equals(currentPartitionId)){
+        for (GroupLevelPartitionContext partitionContext : partitionCtxts) {
+            if (partitionContext.getPartitionId().equals(currentPartitionId)) {
                 return partitionContext.getActiveInstanceCount();
             }
         }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/ClusterLevelPartitionContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/ClusterLevelPartitionContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/ClusterLevelPartitionContext.java
index 5032f0b..39affd3 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/ClusterLevelPartitionContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/ClusterLevelPartitionContext.java
@@ -84,24 +84,24 @@ public class ClusterLevelPartitionContext extends PartitionContext implements Se
         this.pendingMembers = new ArrayList<MemberContext>();
     }
 
-    public void terminateAllRemainingInstances(){
+    public void terminateAllRemainingInstances() {
 
         // Forcefully deleting remaining active members
-        for (Iterator<MemberContext> iterator = activeMembers.iterator(); iterator.hasNext();) {
+        for (Iterator<MemberContext> iterator = activeMembers.iterator(); iterator.hasNext(); ) {
             MemberContext member = iterator.next();
             iterator.remove();
             terminateForcefully(member.getMemberId());
         }
 
         // Forcefully deleting remaining pending members
-        for (Iterator<MemberContext> iterator = pendingMembers.iterator(); iterator.hasNext();) {
+        for (Iterator<MemberContext> iterator = pendingMembers.iterator(); iterator.hasNext(); ) {
             MemberContext member = iterator.next();
             iterator.remove();
             terminateForcefully(member.getMemberId());
         }
 
         /// Forcefully deleting remaining termination pending members
-        for (Iterator<MemberContext> iterator = terminationPendingMembers.iterator(); iterator.hasNext();) {
+        for (Iterator<MemberContext> iterator = terminationPendingMembers.iterator(); iterator.hasNext(); ) {
             MemberContext member = iterator.next();
             // Remove the current element from the iterator and the list.
             iterator.remove();
@@ -110,18 +110,17 @@ public class ClusterLevelPartitionContext extends PartitionContext implements Se
 
 
         // Forcefully deleting remaining obsolete members
-        for (Map.Entry<String, MemberContext> entry : obsoletedMembers.entrySet())
-        {
+        for (Map.Entry<String, MemberContext> entry : obsoletedMembers.entrySet()) {
             MemberContext ObsoleteMemberContext = entry.getValue();
             obsoletedMembers.remove(entry.getKey());
             terminateForcefully(ObsoleteMemberContext.getMemberId());
         }
     }
 
-    private void terminateForcefully(String  memberId) {
+    private void terminateForcefully(String memberId) {
         try {
-            if(log.isDebugEnabled()){
-                log.debug(String.format("Forcefully terminating member [member-id] %s" , memberId));
+            if (log.isDebugEnabled()) {
+                log.debug(String.format("Forcefully terminating member [member-id] %s", memberId));
             }
             CloudControllerServiceClient.getInstance().terminateInstanceForcefully(memberId);
         } catch (Exception e) {

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/GroupLevelPartitionContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/GroupLevelPartitionContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/GroupLevelPartitionContext.java
index e6a9860..11cbf6c 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/GroupLevelPartitionContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/GroupLevelPartitionContext.java
@@ -81,7 +81,7 @@ public class GroupLevelPartitionContext extends PartitionContext implements Seri
         pendingInstanceExpiryTime = instanceExpiryTime;
     }
 
-    public GroupLevelPartitionContext(int max, String partitionId, String networkPartitionIid ) {
+    public GroupLevelPartitionContext(int max, String partitionId, String networkPartitionIid) {
         super(max, partitionId, networkPartitionIid);
         this.pendingInstances = new ArrayList<Instance>();
         this.activeInstances = new ArrayList<Instance>();
@@ -110,7 +110,7 @@ public class GroupLevelPartitionContext extends PartitionContext implements Seri
         th3.start();*/
     }
 
-    public GroupLevelPartitionContext(String partitionId, String networkPartitionIid ) {
+    public GroupLevelPartitionContext(String partitionId, String networkPartitionIid) {
         super(partitionId, networkPartitionIid);
         this.pendingInstances = new ArrayList<Instance>();
         this.activeInstances = new ArrayList<Instance>();
@@ -125,7 +125,7 @@ public class GroupLevelPartitionContext extends PartitionContext implements Seri
         pendingInstanceExpiryTime = conf.getLong(StratosConstants.PENDING_MEMBER_EXPIRY_TIMEOUT, 900000);
         obsoltedInstanceExpiryTime = conf.getLong(StratosConstants.OBSOLETED_MEMBER_EXPIRY_TIMEOUT, 86400000);
         terminationPendingInstanceExpiryTime = conf.getLong(StratosConstants.PENDING_TERMINATION_MEMBER_EXPIRY_TIMEOUT, 1800000);
-        
+
         if (log.isDebugEnabled()) {
             log.debug("Instance expiry time is set to: " + pendingInstanceExpiryTime);
             log.debug("Instance obsolete expiry time is set to: " + obsoltedInstanceExpiryTime);

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ApplicationLevelNetworkPartitionContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ApplicationLevelNetworkPartitionContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ApplicationLevelNetworkPartitionContext.java
index 3e3edf5..57360ee 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ApplicationLevelNetworkPartitionContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ApplicationLevelNetworkPartitionContext.java
@@ -28,7 +28,6 @@ import java.util.Map;
 
 /**
  * Holds runtime data of a network partition.
- *
  */
 public class ApplicationLevelNetworkPartitionContext extends NetworkPartitionContext implements Serializable {
     private static final Log log = LogFactory.getLog(ApplicationLevelNetworkPartitionContext.class);

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ClusterLevelNetworkPartitionContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ClusterLevelNetworkPartitionContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ClusterLevelNetworkPartitionContext.java
index 21234b0..cc0dd58 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ClusterLevelNetworkPartitionContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/ClusterLevelNetworkPartitionContext.java
@@ -29,7 +29,6 @@ import java.util.concurrent.ConcurrentHashMap;
 
 /**
  * Holds runtime data of a network partition.
- *
  */
 public class ClusterLevelNetworkPartitionContext extends NetworkPartitionContext implements Serializable {
 

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/GroupLevelNetworkPartitionContext.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/GroupLevelNetworkPartitionContext.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/GroupLevelNetworkPartitionContext.java
index 4749e23..2446c95 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/GroupLevelNetworkPartitionContext.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/context/partition/network/GroupLevelNetworkPartitionContext.java
@@ -50,7 +50,6 @@ public class GroupLevelNetworkPartitionContext extends NetworkPartitionContext i
     private int currentPartitionIndex;
 
 
-
     public GroupLevelNetworkPartitionContext(String id, String partitionAlgo) {
         super(id);
         this.partitionAlgorithm = partitionAlgo;
@@ -69,7 +68,6 @@ public class GroupLevelNetworkPartitionContext extends NetworkPartitionContext i
     }
 
 
-
     public int getMinInstanceCount() {
         return minInstanceCount;
     }
@@ -217,6 +215,4 @@ public class GroupLevelNetworkPartitionContext extends NetworkPartitionContext i
     }
 
 
-
-
 }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/ClusterStatusEventPublisher.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/ClusterStatusEventPublisher.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/ClusterStatusEventPublisher.java
index 270a2ab..c6ec135 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/ClusterStatusEventPublisher.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/ClusterStatusEventPublisher.java
@@ -69,14 +69,14 @@ public class ClusterStatusEventPublisher {
             Service service = TopologyManager.getTopology().getService(serviceName);
             if (service != null) {
                 Cluster cluster = service.getCluster(clusterId);
-                if (cluster.isStateTransitionValid(ClusterStatus.Created, null)){
-                    if(cluster.getStatus(null) != ClusterStatus.Created) {
+                if (cluster.isStateTransitionValid(ClusterStatus.Created, null)) {
+                    if (cluster.getStatus(null) != ClusterStatus.Created) {
                         ClusterStatusClusterResetEvent clusterCreatedEvent =
                                 new ClusterStatusClusterResetEvent(appId, serviceName, clusterId, instanceId);
 
                         publishEvent(clusterCreatedEvent);
                     } else {
-                        if(log.isDebugEnabled()){
+                        if (log.isDebugEnabled()) {
                             log.warn("Cluster is already created, [cluster] " + clusterId);
                         }
                     }
@@ -96,14 +96,14 @@ public class ClusterStatusEventPublisher {
             Service service = TopologyManager.getTopology().getService(serviceName);
             if (service != null) {
                 Cluster cluster = service.getCluster(clusterId);
-                if(cluster.getInstanceContexts(instanceId) == null) {
-                   log.warn("The Instance context for the cluster already exists for [cluster] " +
-                   clusterId + " [instance-id] " + instanceId);
+                if (cluster.getInstanceContexts(instanceId) == null) {
+                    log.warn("The Instance context for the cluster already exists for [cluster] " +
+                            clusterId + " [instance-id] " + instanceId);
                     return;
                 }
                 ClusterStatusClusterInstanceCreatedEvent clusterInstanceCreatedEvent =
                         new ClusterStatusClusterInstanceCreatedEvent(alias, serviceName,
-                                                                    clusterId, instanceId);
+                                clusterId, instanceId);
 
                 publishEvent(clusterInstanceCreatedEvent);
             } else {
@@ -124,15 +124,15 @@ public class ClusterStatusEventPublisher {
             if (service != null) {
                 Cluster cluster = service.getCluster(clusterId);
                 ClusterInstance clusterInstance = cluster.getInstanceContexts(instanceId);
-                if (clusterInstance.isStateTransitionValid(ClusterStatus.Active)){
-                    if(clusterInstance.getStatus() != ClusterStatus.Active) {
+                if (clusterInstance.isStateTransitionValid(ClusterStatus.Active)) {
+                    if (clusterInstance.getStatus() != ClusterStatus.Active) {
                         ClusterStatusClusterActivatedEvent clusterActivatedEvent =
                                 new ClusterStatusClusterActivatedEvent(appId, serviceName,
                                         clusterId, instanceId);
 
                         publishEvent(clusterActivatedEvent);
                     } else {
-                        if(log.isDebugEnabled()){
+                        if (log.isDebugEnabled()) {
                             log.warn("Cluster is already active [cluster] " + clusterId);
                         }
                     }
@@ -153,17 +153,17 @@ public class ClusterStatusEventPublisher {
             if (service != null) {
                 Cluster cluster = service.getCluster(clusterId);
                 ClusterInstance clusterInstance = cluster.getInstanceContexts(instanceId);
-                if (clusterInstance.isStateTransitionValid(ClusterStatus.Inactive)){
-                        if(clusterInstance.getStatus() != ClusterStatus.Inactive) {
-                            ClusterStatusClusterInactivateEvent clusterInactivateEvent =
-                                    new ClusterStatusClusterInactivateEvent(appId, serviceName, clusterId, instanceId);
+                if (clusterInstance.isStateTransitionValid(ClusterStatus.Inactive)) {
+                    if (clusterInstance.getStatus() != ClusterStatus.Inactive) {
+                        ClusterStatusClusterInactivateEvent clusterInactivateEvent =
+                                new ClusterStatusClusterInactivateEvent(appId, serviceName, clusterId, instanceId);
 
-                            publishEvent(clusterInactivateEvent);
-                        } else {
-                            if(log.isDebugEnabled()){
-                                log.warn("Cluster is already inactive [cluster] " + clusterId);
-                            }
+                        publishEvent(clusterInactivateEvent);
+                    } else {
+                        if (log.isDebugEnabled()) {
+                            log.warn("Cluster is already inactive [cluster] " + clusterId);
                         }
+                    }
                 } else {
                     log.warn("Inactive is not in the possible state list of [cluster] " + clusterId);
                 }
@@ -185,8 +185,8 @@ public class ClusterStatusEventPublisher {
                 Cluster cluster = service.getCluster(clusterId);
                 ClusterInstance clusterInstance = cluster.getInstanceContexts(instanceId);
 
-                if(clusterInstance != null){
-                    if (clusterInstance.isStateTransitionValid(ClusterStatus.Terminating)){
+                if (clusterInstance != null) {
+                    if (clusterInstance.isStateTransitionValid(ClusterStatus.Terminating)) {
                         if (clusterInstance.getStatus() != ClusterStatus.Terminating) {
                             ClusterStatusClusterTerminatingEvent appStatusClusterTerminatingEvent =
                                     new ClusterStatusClusterTerminatingEvent(appId, serviceName, clusterId, instanceId);
@@ -217,19 +217,19 @@ public class ClusterStatusEventPublisher {
             if (service != null) {
                 Cluster cluster = service.getCluster(clusterId);
                 ClusterInstance clusterInstance = cluster.getInstanceContexts(instanceId);
-                if(clusterInstance == null) {
+                if (clusterInstance == null) {
                     log.warn(String.format("Cluster instance not found: [instance-id] %s", instanceId));
                     return;
                 }
 
-                if (clusterInstance.isStateTransitionValid(ClusterStatus.Terminated)){
-                    if(clusterInstance.getStatus() != ClusterStatus.Terminated) {
+                if (clusterInstance.isStateTransitionValid(ClusterStatus.Terminated)) {
+                    if (clusterInstance.getStatus() != ClusterStatus.Terminated) {
                         ClusterStatusClusterTerminatedEvent appStatusClusterTerminatedEvent =
                                 new ClusterStatusClusterTerminatedEvent(appId, serviceName, clusterId, instanceId);
 
                         publishEvent(appStatusClusterTerminatedEvent);
                     } else {
-                        if(log.isDebugEnabled()){
+                        if (log.isDebugEnabled()) {
                             log.warn("Cluster is already terminated, [cluster] " + clusterId);
                         }
                     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/InstanceNotificationPublisher.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/InstanceNotificationPublisher.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/InstanceNotificationPublisher.java
index ccfc2b6..94af7c1 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/InstanceNotificationPublisher.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/publisher/InstanceNotificationPublisher.java
@@ -47,7 +47,7 @@ public class InstanceNotificationPublisher {
         String topic = MessagingUtil.getMessageTopicName(event);
 
         EventPublisher instanceNotifyingEvent = EventPublisherPool.
-                                getPublisher(topic);
+                getPublisher(topic);
         instanceNotifyingEvent.publish(event);
     }
 

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/health/AutoscalerHealthStatEventReceiver.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/health/AutoscalerHealthStatEventReceiver.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/health/AutoscalerHealthStatEventReceiver.java
index 8538f06..4cfbb67 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/health/AutoscalerHealthStatEventReceiver.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/health/AutoscalerHealthStatEventReceiver.java
@@ -73,10 +73,10 @@ public class AutoscalerHealthStatEventReceiver {
     private boolean terminated = false;
 
     private HealthStatEventReceiver healthStatEventReceiver;
-	private ExecutorService executorService;
+    private ExecutorService executorService;
 
     public AutoscalerHealthStatEventReceiver() {
-		this.healthStatEventReceiver = new HealthStatEventReceiver();
+        this.healthStatEventReceiver = new HealthStatEventReceiver();
         addEventListeners();
     }
 
@@ -86,10 +86,10 @@ public class AutoscalerHealthStatEventReceiver {
             Thread.sleep(15000);
         } catch (InterruptedException ignore) {
         }
-	    healthStatEventReceiver.setExecutorService(executorService);
+        healthStatEventReceiver.setExecutorService(executorService);
         healthStatEventReceiver.execute();
 
-        if(log.isInfoEnabled()) {
+        if (log.isInfoEnabled()) {
             log.info("Autoscaler health stat event receiver thread started");
         }
 
@@ -109,7 +109,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -129,7 +129,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -171,7 +171,7 @@ public class AutoscalerHealthStatEventReceiver {
                     }
                     return;
                 }
-                if(monitor instanceof ClusterMonitor) {
+                if (monitor instanceof ClusterMonitor) {
                     ClusterMonitor vmClusterMonitor = (ClusterMonitor) monitor;
                     vmClusterMonitor.handleAverageRequestsServingCapabilityEvent(averageRequestsServingCapabilityEvent);
                 }
@@ -189,7 +189,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -208,7 +208,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -227,7 +227,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -250,7 +250,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (!member.isActive()) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("Member activated event has not received for the member %s. "
-                                                + "Therefore ignoring" + " the health stat", memberId));
+                                + "Therefore ignoring" + " the health stat", memberId));
                     }
                     return;
                 }
@@ -261,7 +261,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -284,7 +284,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (!member.isActive()) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("Member activated event has not received for the member %s. "
-                                                + "Therefore ignoring" + " the health stat", memberId));
+                                + "Therefore ignoring" + " the health stat", memberId));
                     }
                     return;
                 }
@@ -295,7 +295,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -322,7 +322,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -345,7 +345,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (!member.isActive()) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("Member activated event has not received for the member %s. "
-                                                + "Therefore ignoring" + " the health stat", memberId));
+                                + "Therefore ignoring" + " the health stat", memberId));
                     }
                     return;
                 }
@@ -356,7 +356,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -380,7 +380,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (!member.isActive()) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("Member activated event has not received for the member %s. "
-                                                + "Therefore ignoring" + " the health stat", memberId));
+                                + "Therefore ignoring" + " the health stat", memberId));
                     }
                     return;
                 }
@@ -391,7 +391,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -414,7 +414,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (!member.isActive()) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("Member activated event has not received for the member %s. "
-                                                + "Therefore ignoring" + " the health stat", memberId));
+                                + "Therefore ignoring" + " the health stat", memberId));
                     }
                     return;
                 }
@@ -425,7 +425,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -451,7 +451,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -470,7 +470,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -490,7 +490,7 @@ public class AutoscalerHealthStatEventReceiver {
                 if (null == monitor) {
                     if (log.isDebugEnabled()) {
                         log.debug(String.format("A cluster monitor is not found in autoscaler context "
-                                                + "[cluster] %s", clusterId));
+                                + "[cluster] %s", clusterId));
                     }
                     return;
                 }
@@ -519,11 +519,11 @@ public class AutoscalerHealthStatEventReceiver {
         this.terminated = true;
     }
 
-	public ExecutorService getExecutorService() {
-		return executorService;
-	}
+    public ExecutorService getExecutorService() {
+        return executorService;
+    }
 
-	public void setExecutorService(ExecutorService executorService) {
-		this.executorService = executorService;
-	}
+    public void setExecutorService(ExecutorService executorService) {
+        this.executorService = executorService;
+    }
 }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/topology/AutoscalerTopologyEventReceiver.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/topology/AutoscalerTopologyEventReceiver.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/topology/AutoscalerTopologyEventReceiver.java
index 7b9bbc8..7c1e750 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/topology/AutoscalerTopologyEventReceiver.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/event/receiver/topology/AutoscalerTopologyEventReceiver.java
@@ -117,11 +117,11 @@ public class AutoscalerTopologyEventReceiver {
                         if (applications != null) {
                             for (Application application : applications.getApplications().values()) {
                                 if (AutoscalerUtil.allClustersInitialized(application)) {
-                                	ApplicationContext applicationContext = AutoscalerContext.getInstance().
-                                			getApplicationContext(application.getUniqueIdentifier());
-                                	if (applicationContext != null && applicationContext.getStatus().equals(ApplicationContext.STATUS_DEPLOYED)) {
-                                		AutoscalerUtil.getInstance().startApplicationMonitor(application.getUniqueIdentifier());
-									} else {
+                                    ApplicationContext applicationContext = AutoscalerContext.getInstance().
+                                            getApplicationContext(application.getUniqueIdentifier());
+                                    if (applicationContext != null && applicationContext.getStatus().equals(ApplicationContext.STATUS_DEPLOYED)) {
+                                        AutoscalerUtil.getInstance().startApplicationMonitor(application.getUniqueIdentifier());
+                                    } else {
                                         log.info("The application is not yet " +
                                                 "deployed for this [application] " +
                                                 application.getUniqueIdentifier());
@@ -155,19 +155,19 @@ public class AutoscalerTopologyEventReceiver {
                     String appId = applicationClustersCreatedEvent.getAppId();
                     boolean appMonitorCreationTriggered = false;
                     int retries = 5;
-                    while(!appMonitorCreationTriggered && retries > 0){
+                    while (!appMonitorCreationTriggered && retries > 0) {
                         try {
                             //acquire read lock
                             ApplicationHolder.acquireReadLock();
                             //start the application monitor
                             ApplicationContext applicationContext = AutoscalerContext.getInstance().getApplicationContext(appId);
                             if (applicationContext != null && applicationContext.getStatus().equals(ApplicationContext.STATUS_DEPLOYED)) {
-                            	if (!AutoscalerContext.getInstance().containsApplicationPendingMonitor(appId)) {
-                            		appMonitorCreationTriggered = true;
-                            		AutoscalerUtil.getInstance().startApplicationMonitor(appId);
-                            		break;
-                            	}
-    						}
+                                if (!AutoscalerContext.getInstance().containsApplicationPendingMonitor(appId)) {
+                                    appMonitorCreationTriggered = true;
+                                    AutoscalerUtil.getInstance().startApplicationMonitor(appId);
+                                    break;
+                                }
+                            }
                         } catch (Exception e) {
                             String msg = "Error processing event " + e.getLocalizedMessage();
                             log.error(msg, e);
@@ -175,22 +175,22 @@ public class AutoscalerTopologyEventReceiver {
                             //release read lock
                             ApplicationHolder.releaseReadLock();
                         }
-                        
+
                         try {
-                        	retries--;
-							Thread.sleep(1000);
-						} catch (InterruptedException e) {
-						}
+                            retries--;
+                            Thread.sleep(1000);
+                        } catch (InterruptedException e) {
+                        }
                     }
-                    
+
                     // Reason is to re-try 5 time is because application status might not become "deployed" yet, refer deployApplication API for more information.
                     // Reason why not throwing error after 5 times is because this not the only place we trigger app-monitor creation.
                     if (!appMonitorCreationTriggered) {
-						String msg = String.format("Application monitor creation is not triggered on application "
-								+ "clusters created event even after 5 retries [application-id] %s. "
-								+ "Possible cause is either application context is null or application status didn't become %s yet.", appId, ApplicationContext.STATUS_DEPLOYED);
-						log.warn(msg);
-					}
+                        String msg = String.format("Application monitor creation is not triggered on application "
+                                + "clusters created event even after 5 retries [application-id] %s. "
+                                + "Possible cause is either application context is null or application status didn't become %s yet.", appId, ApplicationContext.STATUS_DEPLOYED);
+                        log.warn(msg);
+                    }
                 } catch (ClassCastException e) {
                     String msg = "Error while casting the event " + e.getLocalizedMessage();
                     log.error(msg, e);
@@ -343,7 +343,7 @@ public class AutoscalerTopologyEventReceiver {
                 monitor.notifyParentMonitor(ClusterStatus.Terminated, instanceId);
                 //Removing the instance and instanceContext
                 ClusterInstance instance = (ClusterInstance) monitor.getInstance(instanceId);
-                ((ClusterContext)monitor.getClusterContext()).
+                ((ClusterContext) monitor.getClusterContext()).
                         getNetworkPartitionCtxt(instance.getNetworkPartitionId()).
                         removeInstanceContext(instanceId);
                 monitor.removeInstance(instanceId);
@@ -360,7 +360,7 @@ public class AutoscalerTopologyEventReceiver {
             @Override
             protected void onEvent(Event event) {
                 try {
-                        log.info("[MemberReadyToShutdownEvent] Received: " + event.getClass());
+                    log.info("[MemberReadyToShutdownEvent] Received: " + event.getClass());
                     MemberReadyToShutdownEvent memberReadyToShutdownEvent = (MemberReadyToShutdownEvent) event;
                     String clusterId = memberReadyToShutdownEvent.getClusterId();
                     AutoscalerContext asCtx = AutoscalerContext.getInstance();
@@ -462,79 +462,79 @@ public class AutoscalerTopologyEventReceiver {
         });
 
         topologyEventReceiver.addEventListener(new ClusterInstanceCreatedEventListener() {
-           @Override
-           protected void onEvent(Event event) {
-
-               ClusterInstanceCreatedEvent clusterInstanceCreatedEvent =
-                       (ClusterInstanceCreatedEvent) event;
-               ClusterMonitor clusterMonitor = AutoscalerContext.getInstance().
-                       getClusterMonitor(clusterInstanceCreatedEvent.getClusterId());
-               ClusterInstance clusterInstance = ((ClusterInstanceCreatedEvent) event).
-                                                    getClusterInstance();
-               String instanceId = clusterInstance.getInstanceId();
-               //FIXME to take lock when clusterMonitor is running
-               if (clusterMonitor != null) {
-                   TopologyManager.acquireReadLockForCluster(clusterInstanceCreatedEvent.getServiceName(),
-                           clusterInstanceCreatedEvent.getClusterId());
-
-                   try {
-                       Service service = TopologyManager.getTopology().
-                               getService(clusterInstanceCreatedEvent.getServiceName());
-
-                       if (service != null) {
-                           Cluster cluster = service.getCluster(clusterInstanceCreatedEvent.getClusterId());
-                            if (cluster != null) {
-                                try {
-                                    ClusterContext clusterContext =
-                                            (ClusterContext) clusterMonitor.getClusterContext();
-                                    if (clusterContext == null) {
-                                        clusterContext = ClusterContextFactory.getVMClusterContext(instanceId, cluster,
-                                                clusterMonitor.hasScalingDependents());
-                                        clusterMonitor.setClusterContext(clusterContext);
-
-                                    }
-                                    log.info(" Cluster monitor has scaling dependents"
-                                    		+ "  ["+clusterMonitor.hasScalingDependents()+"] "); // TODO -- remove this log..
-                                    clusterContext.addInstanceContext(instanceId, cluster,
-                                            clusterMonitor.hasScalingDependents(), clusterMonitor.groupScalingEnabledSubtree());
-                                    if (clusterMonitor.getInstance(instanceId) == null) {
-                                        // adding the same instance in topology to monitor as a reference
-                                        ClusterInstance clusterInstance1 = cluster.getInstanceContexts(instanceId);
-                                        clusterMonitor.addInstance(clusterInstance1);
-                                    }
-
-                                    if (clusterMonitor.hasMonitoringStarted().compareAndSet(false, true)) {
-                                        clusterMonitor.startScheduler();
-                                        log.info("Monitoring task for Cluster Monitor with cluster id "
-                                                + clusterInstanceCreatedEvent.getClusterId() + " started successfully");
-                                    } else {
-                                        //monitor already started. Invoking it directly to speed up the process
-                                        ((ClusterMonitor)clusterMonitor).monitor();
-                                    }
-                                } catch (PolicyValidationException e) {
-                                    log.error(e.getMessage(), e);
-                                } catch (PartitionValidationException e) {
-                                    log.error(e.getMessage(), e);
-                                }
-                            }
-
-                       } else {
-                           log.error("Service " + clusterInstanceCreatedEvent.getServiceName() +
-                                   " not found, no cluster instance added to ClusterMonitor " +
-                                   clusterInstanceCreatedEvent.getClusterId());
-                       }
-
-                   } finally {
-                       TopologyManager.releaseReadLockForCluster(clusterInstanceCreatedEvent.getServiceName(),
-                               clusterInstanceCreatedEvent.getClusterId());
-                   }
-
-               } else {
-                   log.error("No Cluster Monitor found for cluster id " +
-                           clusterInstanceCreatedEvent.getClusterId());
-               }
-           }
-       }
+                                                   @Override
+                                                   protected void onEvent(Event event) {
+
+                                                       ClusterInstanceCreatedEvent clusterInstanceCreatedEvent =
+                                                               (ClusterInstanceCreatedEvent) event;
+                                                       ClusterMonitor clusterMonitor = AutoscalerContext.getInstance().
+                                                               getClusterMonitor(clusterInstanceCreatedEvent.getClusterId());
+                                                       ClusterInstance clusterInstance = ((ClusterInstanceCreatedEvent) event).
+                                                               getClusterInstance();
+                                                       String instanceId = clusterInstance.getInstanceId();
+                                                       //FIXME to take lock when clusterMonitor is running
+                                                       if (clusterMonitor != null) {
+                                                           TopologyManager.acquireReadLockForCluster(clusterInstanceCreatedEvent.getServiceName(),
+                                                                   clusterInstanceCreatedEvent.getClusterId());
+
+                                                           try {
+                                                               Service service = TopologyManager.getTopology().
+                                                                       getService(clusterInstanceCreatedEvent.getServiceName());
+
+                                                               if (service != null) {
+                                                                   Cluster cluster = service.getCluster(clusterInstanceCreatedEvent.getClusterId());
+                                                                   if (cluster != null) {
+                                                                       try {
+                                                                           ClusterContext clusterContext =
+                                                                                   (ClusterContext) clusterMonitor.getClusterContext();
+                                                                           if (clusterContext == null) {
+                                                                               clusterContext = ClusterContextFactory.getVMClusterContext(instanceId, cluster,
+                                                                                       clusterMonitor.hasScalingDependents());
+                                                                               clusterMonitor.setClusterContext(clusterContext);
+
+                                                                           }
+                                                                           log.info(" Cluster monitor has scaling dependents"
+                                                                                   + "  [" + clusterMonitor.hasScalingDependents() + "] "); // TODO -- remove this log..
+                                                                           clusterContext.addInstanceContext(instanceId, cluster,
+                                                                                   clusterMonitor.hasScalingDependents(), clusterMonitor.groupScalingEnabledSubtree());
+                                                                           if (clusterMonitor.getInstance(instanceId) == null) {
+                                                                               // adding the same instance in topology to monitor as a reference
+                                                                               ClusterInstance clusterInstance1 = cluster.getInstanceContexts(instanceId);
+                                                                               clusterMonitor.addInstance(clusterInstance1);
+                                                                           }
+
+                                                                           if (clusterMonitor.hasMonitoringStarted().compareAndSet(false, true)) {
+                                                                               clusterMonitor.startScheduler();
+                                                                               log.info("Monitoring task for Cluster Monitor with cluster id "
+                                                                                       + clusterInstanceCreatedEvent.getClusterId() + " started successfully");
+                                                                           } else {
+                                                                               //monitor already started. Invoking it directly to speed up the process
+                                                                               ((ClusterMonitor) clusterMonitor).monitor();
+                                                                           }
+                                                                       } catch (PolicyValidationException e) {
+                                                                           log.error(e.getMessage(), e);
+                                                                       } catch (PartitionValidationException e) {
+                                                                           log.error(e.getMessage(), e);
+                                                                       }
+                                                                   }
+
+                                                               } else {
+                                                                   log.error("Service " + clusterInstanceCreatedEvent.getServiceName() +
+                                                                           " not found, no cluster instance added to ClusterMonitor " +
+                                                                           clusterInstanceCreatedEvent.getClusterId());
+                                                               }
+
+                                                           } finally {
+                                                               TopologyManager.releaseReadLockForCluster(clusterInstanceCreatedEvent.getServiceName(),
+                                                                       clusterInstanceCreatedEvent.getClusterId());
+                                                           }
+
+                                                       } else {
+                                                           log.error("No Cluster Monitor found for cluster id " +
+                                                                   clusterInstanceCreatedEvent.getClusterId());
+                                                       }
+                                                   }
+                                               }
 
         );
     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/AutoScalerException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/AutoScalerException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/AutoScalerException.java
index d4ba903..b27734c 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/AutoScalerException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/AutoScalerException.java
@@ -20,16 +20,16 @@ package org.apache.stratos.autoscaler.exception;
 
 public class AutoScalerException extends RuntimeException {
 
-	private static final long serialVersionUID = 3131046757663797684L;
+    private static final long serialVersionUID = 3131046757663797684L;
 
-	public AutoScalerException(String msg) {
+    public AutoScalerException(String msg) {
         super(msg);
     }
-    
+
     public AutoScalerException(String msg, Exception ex) {
         super(msg, ex);
     }
-    
+
     public AutoScalerException(Exception ex) {
         super(ex);
     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/InvalidArgumentException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/InvalidArgumentException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/InvalidArgumentException.java
index 79492a7..fa2a5e6 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/InvalidArgumentException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/InvalidArgumentException.java
@@ -23,24 +23,24 @@ public class InvalidArgumentException extends Exception {
 
     private static final long serialVersionUID = -43882156675116287L;
     private String message;
-	
-	public InvalidArgumentException(String message) {
-		super(message);
-		this.message = message;
-	}
-	
-	public InvalidArgumentException(String message,Throwable e) {
-		super(message,e);
-		this.message = message;
-	}
-	
-	public InvalidArgumentException(Throwable e) {
-		super(e);
-	}
-	
-	@Override
-	public String getMessage() {
-		return message;
-	}
-	
+
+    public InvalidArgumentException(String message) {
+        super(message);
+        this.message = message;
+    }
+
+    public InvalidArgumentException(String message, Throwable e) {
+        super(message, e);
+        this.message = message;
+    }
+
+    public InvalidArgumentException(Throwable e) {
+        super(e);
+    }
+
+    @Override
+    public String getMessage() {
+        return message;
+    }
+
 }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/ApplicationDefinitionException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/ApplicationDefinitionException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/ApplicationDefinitionException.java
index 771c10c..b595e32 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/ApplicationDefinitionException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/ApplicationDefinitionException.java
@@ -23,21 +23,21 @@ public class ApplicationDefinitionException extends Exception {
 
     private String message;
 
-    public ApplicationDefinitionException () {
+    public ApplicationDefinitionException() {
         super();
     }
 
-    public ApplicationDefinitionException (String message, Throwable cause) {
+    public ApplicationDefinitionException(String message, Throwable cause) {
         super(message, cause);
         this.message = message;
     }
 
-    public ApplicationDefinitionException (String message) {
+    public ApplicationDefinitionException(String message) {
         super(message);
         this.message = message;
     }
 
-    public ApplicationDefinitionException (Throwable cause) {
+    public ApplicationDefinitionException(Throwable cause) {
         super(cause);
     }
 

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/DependencyBuilderException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/DependencyBuilderException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/DependencyBuilderException.java
index c6daaca..a4ed629 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/DependencyBuilderException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/DependencyBuilderException.java
@@ -26,17 +26,17 @@ public class DependencyBuilderException extends Exception {
     private static final long serialVersionUID = -7521673271244696906L;
     private String message;
 
-    public DependencyBuilderException(String message, Exception exception){
+    public DependencyBuilderException(String message, Exception exception) {
         super(message, exception);
         this.message = message;
     }
 
 
-    public DependencyBuilderException(Exception exception){
+    public DependencyBuilderException(Exception exception) {
         super(exception);
     }
 
-    public DependencyBuilderException(String msg){
+    public DependencyBuilderException(String msg) {
         super(msg);
         this.message = msg;
     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/InvalidApplicationPolicyException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/InvalidApplicationPolicyException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/InvalidApplicationPolicyException.java
index bc33124..4296b5d 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/InvalidApplicationPolicyException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/InvalidApplicationPolicyException.java
@@ -18,10 +18,10 @@
  */
 package org.apache.stratos.autoscaler.exception.application;
 
-public class InvalidApplicationPolicyException extends Exception{
+public class InvalidApplicationPolicyException extends Exception {
 
-	private static final long serialVersionUID = -58978497283511866L;
-	private String message;
+    private static final long serialVersionUID = -58978497283511866L;
+    private String message;
 
     public InvalidApplicationPolicyException(final String message, final Exception exception) {
         super(message, exception);

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/MonitorNotFoundException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/MonitorNotFoundException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/MonitorNotFoundException.java
index 325b825..b2b20eb 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/MonitorNotFoundException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/MonitorNotFoundException.java
@@ -21,7 +21,7 @@ package org.apache.stratos.autoscaler.exception.application;
 /**
  * This will throw when required monitor not found
  */
-public class MonitorNotFoundException extends Exception{
+public class MonitorNotFoundException extends Exception {
     private static final long serialVersionUID = -9163807860189126883L;
     private String message;
 

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/TopologyInConsistentException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/TopologyInConsistentException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/TopologyInConsistentException.java
index 41dc15f..4fe4f75 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/TopologyInConsistentException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/application/TopologyInConsistentException.java
@@ -25,17 +25,17 @@ public class TopologyInConsistentException extends Exception {
     private static final long serialVersionUID = -7521673271244696906L;
     private String message;
 
-    public TopologyInConsistentException(String message, Exception exception){
+    public TopologyInConsistentException(String message, Exception exception) {
         super(message, exception);
         this.message = message;
     }
 
 
-    public TopologyInConsistentException(Exception exception){
+    public TopologyInConsistentException(Exception exception) {
         super(exception);
     }
 
-    public TopologyInConsistentException(String msg){
+    public TopologyInConsistentException(String msg) {
         super(msg);
         this.message = msg;
     }

http://git-wip-us.apache.org/repos/asf/stratos/blob/506affb8/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/cartridge/CartridgeInformationException.java
----------------------------------------------------------------------
diff --git a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/cartridge/CartridgeInformationException.java b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/cartridge/CartridgeInformationException.java
index c99163d..565790f 100644
--- a/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/cartridge/CartridgeInformationException.java
+++ b/components/org.apache.stratos.autoscaler/src/main/java/org/apache/stratos/autoscaler/exception/cartridge/CartridgeInformationException.java
@@ -23,21 +23,21 @@ public class CartridgeInformationException extends Exception {
 
     private String message;
 
-    public CartridgeInformationException () {
+    public CartridgeInformationException() {
         super();
     }
 
-    public CartridgeInformationException (String message, Throwable cause) {
+    public CartridgeInformationException(String message, Throwable cause) {
         super(message, cause);
         this.message = message;
     }
 
-    public CartridgeInformationException (String message) {
+    public CartridgeInformationException(String message) {
         super(message);
         this.message = message;
     }
 
-    public CartridgeInformationException (Throwable cause) {
+    public CartridgeInformationException(Throwable cause) {
         super(cause);
     }