Classes of living resources configurable via JNDI

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/information-system/gCubeIS/Registry@25579 82a268e6-3cf1-43bd-a215-b396298e98cf

etc/deploy-jndi-config.xml

@@ -1,53 +1,46 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <jndiConfig xmlns="http://wsrf.globus.org/jndi/config">
 
-<service name="gcube/informationsystem/registry">
+	<service name="gcube/informationsystem/registry">
 
-		<environment 
+		<environment name="configDir" value="@config.dir@" type="java.lang.String"
-			name="configDir" 
-	 		value="@config.dir@" 
-	 		type="java.lang.String"
-	 		override="false" />	 		 
-		
-		<!-- Lifetime for temporary resources, after this period temporary resources are destroyed-->
-		<environment
-  			name="temporaryResourceLifetimeInMs"
-  			value="480000"
-  			type="java.lang.Long"
-  			override="false" />  	
-  		  		
-  		<environment
-  			name="temporaryResourceSweeperIntervalInMs"
-  			value="480000"
-  			type="java.lang.Long"
 			override="false" />
 
 		<!--
-		<environment 
+			GCUBEResources that are not considered temporary, i.e. they are not automatically
-		name="startScopes" 
+			destroyed after the 'temporaryResourceLifetimeInMs' period
-	 	value="" 
+		-->
-	 	type="java.lang.String"
+		<environment name="livingResourceTypes" value="GHN,RunningInstance"
+			type="java.lang.String" override="false" />
+			
+		<!--
+			Lifetime for temporary resources, after this period temporary
+			resources are destroyed
+		-->
+		<environment name="temporaryResourceLifetimeInMs" value="480000"
+			type="java.lang.Long" override="false" />
+
+		<environment name="temporaryResourceSweeperIntervalInMs"
+			value="480000" type="java.lang.Long" override="false" />
+
+		<!--
+			<environment name="startScopes" value="" type="java.lang.String"
 			override="false" />
 		-->
 
-</service>
+	</service>
 
-<service name="gcube/informationsystem/registry/Registry">
+	<service name="gcube/informationsystem/registry/Registry">
 
-	<environment 
+		<environment name="name" value="Registry" type="java.lang.String"
-		name="name" 
-	 	value="Registry" 
-	 	type="java.lang.String"
 			override="false" />
 
-	<environment 
+		<environment name="RPDName" value="ProfileResourceProperties"
-		name="RPDName"
+			type="java.lang.String" override="false" />
-		value="ProfileResourceProperties"
-		type="java.lang.String"
-		override="false"/>
 
 
-	<resource name="publicationProfile" type="org.gcube.common.core.state.GCUBEPublicationProfile">	
+		<resource name="publicationProfile"
+			type="org.gcube.common.core.state.GCUBEPublicationProfile">
 			<resourceParams>
 				<parameter>
 					<name>factory</name>
@@ -64,70 +57,46 @@
 			</resourceParams>
 		</resource>
 
-	<resource name="home" type="org.gcube.informationsystem.registry.impl.state.ProfileResourceHome"> 
+		<resource name="home"
+			type="org.gcube.informationsystem.registry.impl.state.ProfileResourceHome">
 
 			<resourceParams>
-
 				<parameter>
 					<name>factory</name>
 					<value>org.globus.wsrf.jndi.BeanFactory</value>
 				</parameter>
 				<parameter>
 					<name>resourceClass</name>
-				<value>org.gcube.informationsystem.registry.impl.state.ProfileResource</value>
+					<value>org.gcube.informationsystem.registry.impl.state.ProfileResource
+					</value>
 				</parameter>
 				<parameter>
 					<name>persistenceDelegateClass</name>
-				<value>org.gcube.informationsystem.registry.impl.persistence.RegistryPersistenceDelegate</value>
+					<value>org.gcube.informationsystem.registry.impl.persistence.RegistryPersistenceDelegate
+					</value>
 				</parameter>
 				<parameter>
 					<name>sweeperDelay</name>
 					<value>10000</value>
 				</parameter>
-			  	 
 			</resourceParams>
 
 		</resource>
 
 
 
-</service>
+	</service>
 
-<service name="gcube/informationsystem/registry/RegistryFactory">
+	<service name="gcube/informationsystem/registry/RegistryFactory">
 
-	<environment 
+		<environment name="name" value="RegistryFactory" type="java.lang.String"
-		name="name" 
-	 	value="RegistryFactory" 
-	 	type="java.lang.String"
 			override="false" />
 
-	<environment 
+		<environment name="RPDName" value="RegistryFactoryResourceProperties"
-			name="RPDName"
+			type="java.lang.String" override="false" />	
-			value="RegistryFactoryResourceProperties"
-			type="java.lang.String"
-			override="false"/>
 
-	
+		<resource name="home"
-					
+			type="org.gcube.informationsystem.registry.impl.state.RegistryFactoryResourceHome">
-	<!-- 
-	<resource name="publicationProfile" type="org.gcube.common.core.state.GCUBEPublicationProfile">	
-			<resourceParams>
-				<parameter>
-					<name>factory</name>
-					<value>org.globus.wsrf.jndi.BeanFactory</value>
-				</parameter>
-				<parameter>
-					<name>mode</name>
-					<value>pull</value>
-				</parameter>
-				<parameter>
-					<name>fileName</name>
-					<value>registrationFactory.xml</value>
-				</parameter>
-			</resourceParams>
-	</resource>  -->
-				
-	<resource name="home" type="org.gcube.informationsystem.registry.impl.state.RegistryFactoryResourceHome">				
 			<resourceParams>
 				<parameter>
 					<name>factory</name>
@@ -135,17 +104,19 @@
 				</parameter>
 				<parameter>
 					<name>resourceClass</name>
-						<value>org.gcube.informationsystem.registry.impl.state.RegistryFactoryResource</value>
+					<value>org.gcube.informationsystem.registry.impl.state.RegistryFactoryResource
+					</value>
 				</parameter>
 				<parameter>
 					<name>persistenceDelegateClass</name>
-						<value>org.gcube.informationsystem.registry.impl.persistence.RegistryFactoryPersistenceDelegate</value>
+					<value>org.gcube.informationsystem.registry.impl.persistence.RegistryFactoryPersistenceDelegate
+					</value>
 				</parameter>
 
 			</resourceParams>
 
 		</resource>
 
-</service>
+	</service>
 
 </jndiConfig>

etc/profile.xml

@@ -18,7 +18,7 @@
             <Main>
                 <Description>IS-Registry: validate, register and unregister GCUBE resources to/from the IS. It also publishes Topics for notifications about GCUBE resource events</Description>
                 <Name>IS-Registry-service</Name>
-                <Version>1.3.3</Version>
+                <Version>1.4.0</Version>
                 <Mandatory level="VO"/>
 				<Shareable level="VO"/>
 				<GHNRequirements>

src/org/gcube/informationsystem/registry/impl/porttypes/RegistryFactory.java

@@ -7,7 +7,11 @@ import java.io.StringReader;
 import java.io.StringWriter;
 import java.lang.reflect.Method;
 import java.rmi.RemoteException;
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Calendar;
+import java.util.List;
+
 import org.apache.axis.components.uuid.UUIDGen;
 import org.apache.axis.components.uuid.UUIDGenFactory;
 import org.gcube.common.core.contexts.GCUBEServiceContext;
@@ -50,19 +54,28 @@ public class RegistryFactory extends GCUBEPortType {
 	/** Name of temporaryResourceLifetimeInMs JNDI environment. */
 	private static final String LIFETIME_JNDI_NAME = "temporaryResourceLifetimeInMs";
 	
+	/** Name of Living Resource Types JNDI environment. */
+	private static final String LIVINGTYPES_JNDI_NAME = "livingResourceTypes";
+
 	/**
 	 * Lifetime of temporary resources
 	 */
 	private static long temporaryResourceLifetimeInMs = 120000;
 	
+	/**
+	 * Lifetime of temporary resources
+	 */
+	private static List<String> livingResourceTypes;
+
 	/** The UUIDGen */
 	private static final UUIDGen uuidgen = UUIDGenFactory.getUUIDGen();
 
 	/** Object logger */
 	protected final GCUBELog logger = new GCUBELog(RegistryFactory.class);
 
-    enum OperationType {create, update, destroy};
+	enum OperationType {
-    
+		create, update, destroy
+	};
 
 	/** the key used to label the Factory Resource */
 	public static final String NOTIFICATOR_RESOURCE_KEY = "RegistryResource";
@@ -73,22 +86,27 @@ public class RegistryFactory extends GCUBEPortType {
 	@Override
 	protected void onInitialisation() throws Exception { 
 		temporaryResourceLifetimeInMs = (Long) ServiceContext.getContext().getProperty(LIFETIME_JNDI_NAME);
-    	logger.info("Temporary resources lifetime = " + temporaryResourceLifetimeInMs);
+		logger.info("Temporary resources lifetime = "+ temporaryResourceLifetimeInMs);
+		try {
+			temporaryResourceLifetimeInMs = (Long) ServiceContext.getContext().getProperty(LIFETIME_JNDI_NAME);
+			livingResourceTypes = Arrays.asList(((String)ServiceContext.getContext().getProperty(LIVINGTYPES_JNDI_NAME)).split(","));
+		} catch (Exception e) {livingResourceTypes = new ArrayList<String>();}
 	}
 
-
 	/**
 	 * 
-     * Creates a new GCUBEResource's profile manager
+	 * Creates a new {@link ProfileResource} and registers the {@link GCUBEResource} in the IS-IC 
 	 * 
-     * @param inputMessage
+	 * @param inputMessage defined in the WSDL
-     * @return the profile as string
+	 * @return the registered profile 
-     * @throws SchemaValidationFault
+	 * @throws SchemaValidationException if the string serialization of the resource is not valid
+	 * @throws ResourceNotAcceptedFault it the resource is rejected when evaluating the resources' filters
 	 * @throws RemoteException
 	 * @throws ProfileAlreadyRegisteredFault
 	 */
 	@SuppressWarnings("unchecked")
-    public String createResource(CreateResourceMessage mess)  throws SchemaValidationFault, RemoteException,
+	public String createResource(CreateResourceMessage mess)
+			throws SchemaValidationFault, RemoteException,
 			ProfileAlreadyRegisteredFault, ResourceNotAcceptedFault {
 
 		GCUBEResource resource = null;
@@ -106,7 +124,9 @@ public class RegistryFactory extends GCUBEPortType {
 		try {
 			resource = ResourceType.valueOf(mess.getType()).getResourceClass();
 
-		    resource.load(new BufferedReader(new InputStreamReader(new ByteArrayInputStream(profile.getBytes("UTF-8")), "UTF-8")));
+			resource.load(new BufferedReader(new InputStreamReader(
+					new ByteArrayInputStream(profile.getBytes("UTF-8")),
+					"UTF-8")));
 
 			// the parse Profile class allows to extract from profiles
 			// information about type/SCOPE/UniqueID
@@ -145,8 +165,7 @@ public class RegistryFactory extends GCUBEPortType {
 		// check if the Resource already exists
 		if (isResourceCreated(resource.getID())) {
 			// update the existing resource
-		    logger.warn("A Resource with ID " + resource.getID()
+			logger.debug("A Resource with ID " + resource.getID() + " is already registered");
-			    + " is already registered");
 			UpdateResourceMessage upmess = new UpdateResourceMessage();
 			upmess.setUniqueID(resource.getID());
 			upmess.setXmlProfile(mess.getProfile());
@@ -156,14 +175,18 @@ public class RegistryFactory extends GCUBEPortType {
 		} else {
 			// try to create resource
 			try {
-			logger.debug(resource.getID() + " Creating the stateful resource for " + resource.getID());
+				logger.debug(resource.getID()
+						+ " Creating the stateful resource for "
+						+ resource.getID());
 
-			ProfileResource presource = (ProfileResource) ProfileContext.getContext().getWSHome().create(ProfileContext.getContext()
+				ProfileResource presource = (ProfileResource) ProfileContext
-				.makeKey(resource.getID()), resource);
+						.getContext().getWSHome().create(
+								ProfileContext.getContext().makeKey(
+										resource.getID()), resource);
 				presource.store();
 
-			// Deleting the WSResource created if != from GHN		
+				// Deleting the WSResource created if != from GHN || RI
-			if (resource.getType().compareTo(GCUBEHostingNode.TYPE) != 0) 
+				if (! this.isLivingResource(resource))
 					this.scheduleForLazyDeletion(presource);
 
 			} catch (Exception ex) {
@@ -172,21 +195,23 @@ public class RegistryFactory extends GCUBEPortType {
 				throw new RemoteException(msg);
 			}
 			try {
-			updateCounterInfo(resource.getID(), ResourceType.valueOf(mess.getType()), OperationType.create, Calendar.getInstance(), mess.getProfile());
+				updateCounterInfo(resource.getID(), ResourceType.valueOf(
+						mess.getType()), OperationType.create, 
+						Calendar.getInstance(), mess.getProfile());
 
 				GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource> event = new GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource>();
 				event.setPayload(resource);
-			ServiceContext.getContext().getTopicProducer().notify(
+				ServiceContext.getContext().getTopicProducer().notify(ServiceContext.RegistryTopic.CREATE, event);
-				ServiceContext.RegistryTopic.CREATE, event);
 			} catch (Exception e) {
-			logger.warn("Error updating Counting info for resource with ID " + resource.getID(), e);
+				logger.warn(
+						"Error updating Counting info for resource with ID "
+								+ resource.getID(), e);
 			}
 		}
 
 		StringWriter writer = new StringWriter();
 		try {
-		    logger.debug("Persisting the stateful resource for "
+			logger.debug("Persisting the stateful resource for " + resource.getID());
-			    + resource.getID());
 			resource.store(writer);
 		} catch (Exception e) {
 			logger.error("Persistence failed for " + resource.getID(), e);
@@ -204,37 +229,35 @@ public class RegistryFactory extends GCUBEPortType {
 	private void scheduleForLazyDeletion(ProfileResource presource) {
 
 		long timestamp = System.currentTimeMillis()	+ temporaryResourceLifetimeInMs;
-	GCUBEScope scope = ServiceContext.getContext().getScope().getType() == GCUBEScope.Type.VRE ? ServiceContext
+		GCUBEScope scope = ServiceContext.getContext().getScope().getType() == 
-		    .getContext().getScope().getEnclosingScope(): ServiceContext.getContext().getScope();
+			GCUBEScope.Type.VRE ? ServiceContext.getContext().getScope().getEnclosingScope()
+				: ServiceContext.getContext().getScope();
 
 		Pair c = new Pair(timestamp, presource);
 		if (!ServiceContext.threadTable.get(scope.getName()).getStack().contains(c)) {
 			ServiceContext.threadTable.get(scope.getName()).getStack().add(c);
-		logger.trace("Adding resource to EliminatePoolingThread " + presource.getGCubeResource().getID());
+			logger.trace("Adding resource to EliminatePoolingThread "+ presource.getGCubeResource().getID());
-	} else { //add more life to the resource by further delaying its deletion
+		} else { // add more life to the resource by further delaying its
+					// deletion
 			int index = ServiceContext.threadTable.get(scope.getName()).getStack().indexOf(c);
-		ServiceContext.threadTable.get(scope.getName()).getStack().get(index).lifetime = timestamp+ temporaryResourceLifetimeInMs;
+			ServiceContext.threadTable.get(scope.getName()).getStack().get(index).lifetime = timestamp + temporaryResourceLifetimeInMs;
 		}
 
 	}
 
-
 	/**
-     * Updates Resource Profiles (in case of an update of an ID not present it
+	 * Updates a {@link GCUBEResource}
-     * invokes calls the Create resource operation)
 	 * 
-     * @param mess
+	 * @param mess Complex Object that contains a String representing the XML profile to update and the diligentID
-     *            Complex Object that contains a String representing the XML
-     *            profile to update and the diligentID
 	 * @return UpdateResourceResponse
-     * @throws RemoteException
+	 * @throws RemoteException Exception
-     *             Exception
+	 * @throws SchemaValidationException if the string serialization of the resource is not valid
-     * @throws SchemaValidationException
+	 * @throws ResourceNotAcceptedFault it the resource is rejected when evaluating the resources' filters
-     *             Exception
 	 */
 	@SuppressWarnings("unchecked")
 	public UpdateResourceResponse updateResource(UpdateResourceMessage mess)
-	    throws RemoteException, SchemaValidationFault, ResourceNotAcceptedFault, GCUBEFault {
+			throws RemoteException, SchemaValidationFault,
+			ResourceNotAcceptedFault, GCUBEFault {
 
 		logger.info("UpdateResource operation invoked");
 		String ID = mess.getUniqueID();
@@ -269,14 +292,15 @@ public class RegistryFactory extends GCUBEPortType {
 				}
 				logger.trace("Resource " + resource.getID() + " accepted ");
 			} catch (InvalidFilterException e) {
-		    	logger.warn("Invalid filter selected, the resource " + resource.getID() + " CANNOT be filtered ");
+				logger.warn("Invalid filter selected, the resource "
+						+ resource.getID() + " CANNOT be filtered ");
 			}
 
 			ProfileResource presource = getProfileResource(ID);
 			presource.updateResource(resource);
 
-		    // Deleting the WSResource created
+			// Deleting the WSResource created if != from GHN || RI
-		    if (resource.getType().compareTo(GCUBEHostingNode.TYPE) != 0) 
+			if (! this.isLivingResource(resource))
 				this.scheduleForLazyDeletion(presource);
 
 		} catch (Exception e) {
@@ -285,7 +309,8 @@ public class RegistryFactory extends GCUBEPortType {
 		}
 
 		try {
-		    this.updateCounterInfo(ID, ResourceType.valueOf(mess.getType()), OperationType.update, Calendar.getInstance(), xmlProfile);
+			this.updateCounterInfo(ID, ResourceType.valueOf(mess.getType()),
+					OperationType.update, Calendar.getInstance(), xmlProfile);
 			GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource> event = new GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource>();
 			event.setPayload(resource);
 			ServiceContext.getContext().getTopicProducer().notify(ServiceContext.RegistryTopic.UPDATE, event);
@@ -304,24 +329,31 @@ public class RegistryFactory extends GCUBEPortType {
 	 * @throws RemoteException
 	 */
 	@SuppressWarnings("unchecked")
-    public RemoveResourceResponse removeResource(RemoveResourceMessage inputMessage) throws RemoteException, GCUBEFault {
+	public RemoveResourceResponse removeResource(
-	//logSecurityInfo("removeResource");
+			RemoveResourceMessage inputMessage) throws RemoteException,	GCUBEFault {
 
 		String ID = inputMessage.getUniqueID();
 		String type = inputMessage.getType();
-	logger.info("RemoveResource operation invoked on resource ID=" + ID + ", type=" + type);
+		logger.info("RemoveResource operation invoked on resource ID=" + ID
+				+ ", type=" + type);
 		if (ID == null || ID.compareTo("") == 0) {
 			logger.warn("Resource ID is missing, cannot manage the resource");
-	    throw new RemoteException("Resource ID is missing, cannot manage the resource");
+			throw new RemoteException(
+					"Resource ID is missing, cannot manage the resource");
 		}
 
 		try {
 			logger.debug("Trying to remove the resource from the IS-IC");
-	    new ProfileManager().removeFromISIC(ID, type, ServiceContext.getContext().getScope(), ServiceContext.getContext());
+			new ProfileManager().removeFromISIC(ID, type, ServiceContext
+					.getContext().getScope(), ServiceContext.getContext());
 			logger.info("Resource removed from the IS-IC");
 		} catch (Exception e) {
 			logger.error("Unable to remove the resource", e);
-	    throw ServiceContext.getContext().getDefaultException("", e).toFault( "Unable to remove the resource: the remote IS-IC returned an error");
+			throw ServiceContext
+					.getContext()
+					.getDefaultException("", e)
+					.toFault(
+							"Unable to remove the resource: the remote IS-IC returned an error");
 		}
 		// if the resource is a GHN, remove also the related RIs
 		try {
@@ -332,14 +364,16 @@ public class RegistryFactory extends GCUBEPortType {
 				logger.debug("Related RIs removed");
 			}
 		} catch (Exception e) {
-	    logger.error("Error while removing RI profiles related to the GHN", e);	    
+			logger.error("Error while removing RI profiles related to the GHN",
+					e);
 		}
 
 		if (this.isResourceCreated(ID)) {
 			// destroy the resource
 			try {
 				logger.debug("Destroying the local stateful Resoruce");
-		ProfileContext.getContext().getWSHome().remove(ProfileContext.getContext().makeKey(ID));
+				ProfileContext.getContext().getWSHome().remove(
+						ProfileContext.getContext().makeKey(ID));
 				logger.info(" Resource Destroyed");
 			} catch (Exception e) {
 				logger.error("Error removing resource for ID ", e);
@@ -347,13 +381,18 @@ public class RegistryFactory extends GCUBEPortType {
 			}
 			try {
 				GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource> event = new GCUBEEvent<ServiceContext.RegistryTopic, GCUBEResource>();
-		GCUBEResource resource = ResourceType.valueOf(type).getResourceClass();
+				GCUBEResource resource = ResourceType.valueOf(type)
+						.getResourceClass();
 				resource.setID(ID);
 				event.setPayload(resource);
-		ServiceContext.getContext().getTopicProducer().notify(ServiceContext.RegistryTopic.REMOVE, event);
+				ServiceContext.getContext().getTopicProducer().notify(
-		updateCounterInfo(ID, ResourceType.valueOf(type),OperationType.destroy, Calendar.getInstance(),null);
+						ServiceContext.RegistryTopic.REMOVE, event);
+				updateCounterInfo(ID, ResourceType.valueOf(type),
+						OperationType.destroy, Calendar.getInstance(), null);
 			} catch (Exception e) {
-		logger.warn("Error updating counting info for resource with ID " + ID, e);
+				logger.warn(
+						"Error updating counting info for resource with ID "
+								+ ID, e);
 			}
 		}
 
@@ -361,30 +400,28 @@ public class RegistryFactory extends GCUBEPortType {
 
 	}
 
-
 	/**
-     * Checks if the Resource has been created
+	 * Gets the profile resource 
 	 * 
-     * @param id
+	 * @param id the Resource ID
-     *            the Resource ID
+	 * @return the resource or <tt>null</tt> if the resource has not been created yet
-     * @return the resource ( null if the resource has not been created yet
 	 */
 	protected synchronized ProfileResource getProfileResource(String id) {
 		try {
 			return (ProfileResource) ProfileContext.getContext().getWSHome()
 					.find(ProfileContext.getContext().makeKey(id));
 		} catch (Exception e) {
-	    logger.debug("A profile with the given id " + id
+			logger.debug("A profile with the given id " + id+ " has not been created yet");
-		    + " has not been created yet");
 		}
 		return null;
 
 	}
 
 	/**
+	 * Checks whether a stateful resource with the given identifier exists 
 	 * 
-     * @param id
+	 * @param id the resource's identifier
-     * @return
+	 * @return <tt>true</tt> if the resource exists, <tt>false</tt> otherwise
 	 */
 	protected synchronized boolean isResourceCreated(String id) {
 		if (getProfileResource(id) != null)
@@ -396,22 +433,15 @@ public class RegistryFactory extends GCUBEPortType {
 	/**
 	 * Updates the RegistryFactoryResource RPs for notification
 	 * 
-     * 
+	 * @param ID resource ID
-     * @param ID
+	 * @param type the resource type
-     *            resource ID
+	 * @param operationType the type of Operation performed on the Profile
-     * @param type
+	 * @param updateTime the last operation Time
-     *            the resource type
+	 * @throws Exception if the update fails
-     * @param operationType
-     *            the type of Operation performed on the Profile
-     * @param updateTime
-     *            The last operation Time
-     * @throws Exception
-     *             Exception
 	 */
-
 	private synchronized void updateCounterInfo(String ID,
-	    ResourceType resType, OperationType opType, Calendar updateTime, String profile)
+			ResourceType resType, OperationType opType, Calendar updateTime,
-	    throws Exception {
+			String profile) throws Exception {
 
 		RegistryProperty property = new RegistryProperty();
 		property.setUniqueID(ID);
@@ -431,10 +461,10 @@ public class RegistryFactory extends GCUBEPortType {
 	}
 
 	/**
-     * return the resource
+	 * Gets the factory stateful resource
 	 * 
-     * @return NotifierResource resource
+	 * @return the resource
-     * @throws RemoteException
+	 * @throws RemoteException if the stateful resource of the factory cannot be found in the home
 	 * 
 	 */
 	private RegistryFactoryResource getResource() throws RemoteException {
@@ -450,6 +480,18 @@ public class RegistryFactory extends GCUBEPortType {
 		return factoryResource;
 	}
 
+	/**
+	 * Decides whether the given resource is a living resource. 
+	 * 
+	 * Living resources are those resources that are not automatically destroyed because they are updated regularly.
+	 * 
+	 * @param resource the resource to check
+	 * @return <tt>true</tt> if the given resource is a living resource, <tt>false</tt> otherwise
+	 */
+	private boolean isLivingResource(GCUBEResource resource) {
+			return (livingResourceTypes.contains(resource.getType()))? true : false;		
+	}
+	
 	/**
 	 * {@inheritDoc}
 	 */
@@ -459,3 +501,4 @@ public class RegistryFactory extends GCUBEPortType {
 	}
 
 }
+