refactor metadataprovider to Spring implementation

38 files changed, 596 insertions, 223 deletions

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/IDestroyableObject.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/IDestroyableObject.java
new file mode 100644
index 000000000..6f98357e2
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/IDestroyableObject.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egovernment.moa.id.auth;
+
+/**
+ * @author tlenz
+ *
+ */
+public interface IDestroyableObject {
+	/**
+	 * Manually deep destroy a Java object with all child objects like timers and threads 
+	 * 
+	 */
+	public void fullyDestroy();
+	
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/IGarbageCollectorProcessing.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/IGarbageCollectorProcessing.java
index a1008e883..27d142f2c 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/IGarbageCollectorProcessing.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/IGarbageCollectorProcessing.java
@@ -20,7 +20,7 @@
  * The "NOTICE" text file is part of the distribution. Any derivative works
  * that you distribute must include a readable copy of the "NOTICE" text file.
  */
-package at.gv.egovernment.moa.id.config.auth;
+package at.gv.egovernment.moa.id.auth;
 
 /**
  * @author tlenz
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAGarbageCollector.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAGarbageCollector.java
new file mode 100644
index 000000000..52e30a2f0
--- /dev/null
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAGarbageCollector.java
@@ -0,0 +1,93 @@
+/*******************************************************************************
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ *******************************************************************************/
+package at.gv.egovernment.moa.id.auth;
+
+
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+import at.gv.egovernment.moa.logging.Logger;
+
+@Service("MOAGarbageCollector")
+@EnableScheduling
+public class MOAGarbageCollector implements Runnable {
+
+	@Autowired ApplicationContext context;
+	
+	private static final long INTERVAL = 24 * 60 * 60 * 1000; // 24 hours
+	//private static final long INITAL_DELAY = 12 * 60 * 60 * 1000;  // 12 hours
+	
+	private static final long INITAL_DELAY = 2 * 60 * 1000;  // 12 hours
+	
+//	private static final List<IGarbageCollectorProcessing> processModules = 
+//			new ArrayList<IGarbageCollectorProcessing>(); 
+	
+	
+	@Scheduled(fixedRate = INTERVAL, initialDelay = INITAL_DELAY)
+	public void run() {
+		
+		Map<String, IGarbageCollectorProcessing> processModules = 
+				context.getBeansOfType(IGarbageCollectorProcessing.class);
+
+		if (processModules != null) {
+			Iterator<Entry<String, IGarbageCollectorProcessing>> interator = processModules.entrySet().iterator();
+			while (interator.hasNext()) {
+				try {
+					interator.next().getValue().runGarbageCollector();
+					
+				} catch (Throwable e1) {
+					Logger.warn("Garbage collection FAILED in some module.", e1);
+					
+				}
+								
+			}			
+		}	
+	}
+	
+//	/**
+//	 * Add a module to MOA internal garbage collector. Every module is executed once a day 
+//	 * 
+//	 * @param modul Module which should be executed by the garbage collector.
+//	 */
+//	public static void addModulForGarbageCollection(IGarbageCollectorProcessing modul) {
+//		processModules.add(modul);
+//		
+//	}
+	
+//	public static void start() {				
+//		// start the session cleanup thread
+//		Thread configLoader = new Thread(new MOAGarbageCollector(), "MOAGarbageCollector");
+//		configLoader.setName("MOAGarbageCollectorr");
+//		configLoader.setDaemon(true);
+//		configLoader.setPriority(Thread.MIN_PRIORITY);
+//		configLoader.start();		
+//	}
+	
+}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAIDAuthInitializer.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAIDAuthInitializer.java
index 8de283c9a..11f47052e 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAIDAuthInitializer.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/MOAIDAuthInitializer.java
@@ -36,13 +36,11 @@ import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
 import at.gv.egovernment.moa.id.commons.api.exceptions.ConfigurationException;
 import at.gv.egovernment.moa.id.commons.utils.MOAIDMessageProvider;
 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory;
-import at.gv.egovernment.moa.id.config.auth.MOAGarbageCollector;
 import at.gv.egovernment.moa.id.util.Random;
 import at.gv.egovernment.moa.id.util.SSLUtils;
 import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.spss.server.config.ConfigurationProvider;
 import at.gv.egovernment.moa.spss.server.iaik.config.IaikConfigurator;
-import at.gv.egovernment.moa.util.Constants;
 import at.gv.egovernment.moa.util.MiscUtil;
 import at.gv.egovernment.moaspss.logging.LoggingContext;
 import at.gv.egovernment.moaspss.logging.LoggingContextManager;
@@ -155,7 +153,5 @@ public class MOAIDAuthInitializer {
         		Logger.debug(i + ": " + providerList[i].getName() + " Version " + providerList[i].getVersion());        		
         	
         }
-        
-        MOAGarbageCollector.start();
     }
 }
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/AuthenticationDataBuilder.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/AuthenticationDataBuilder.java
index 908c7e7b6..f980f299c 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/AuthenticationDataBuilder.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/builder/AuthenticationDataBuilder.java
@@ -106,6 +106,7 @@ public class AuthenticationDataBuilder extends MOAIDAuthConstants {
 	@Autowired protected AuthConfiguration authConfig;
 	@Autowired private AttributQueryBuilder attributQueryBuilder;
 	@Autowired private SAMLVerificationEngineSP samlVerificationEngine;
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	
 	
 	public IAuthData buildAuthenticationData(IRequest pendingReq, 
@@ -222,7 +223,7 @@ public class AuthenticationDataBuilder extends MOAIDAuthConstants {
 				try {
 					samlVerificationEngine.verifyIDPResponse(intfResp, 
 							TrustEngineFactory.getSignatureKnownKeysTrustEngine(
-									MOAMetadataProvider.getInstance()));
+									metadataProvider));
 			
 					//create assertion attribute extractor from AttributeQuery response
 					return new AssertionAttributeExtractor(intfResp);
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/MOAGarbageCollector.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/MOAGarbageCollector.java
deleted file mode 100644
index 1072bec5c..000000000
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/config/auth/MOAGarbageCollector.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*******************************************************************************
- * Copyright 2014 Federal Chancellery Austria
- * MOA-ID has been developed in a cooperation between BRZ, the Federal
- * Chancellery Austria - ICT staff unit, and Graz University of Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- *******************************************************************************/
-package at.gv.egovernment.moa.id.config.auth;
-
-
-import java.util.ArrayList;
-import java.util.List;
-
-import at.gv.egovernment.moa.logging.Logger;
-
-public class MOAGarbageCollector implements Runnable {
-
-	private static final long INTERVAL = 24 * 60 * 60; // 24 hours	
-	private static final List<IGarbageCollectorProcessing> processModules = 
-			new ArrayList<IGarbageCollectorProcessing>(); 
-	
-	public void run() {
-		while (true) {
-			try {
-				Thread.sleep(INTERVAL * 1000);
-				
-				try {
-					for (IGarbageCollectorProcessing element : processModules)
-						element.runGarbageCollector();
-					
-				} catch (Throwable e1) {
-					Logger.warn("Garbage collection FAILED in some module.", e1);
-				}
-								
-			} catch (Throwable e) {
-				Logger.warn("MOA-ID garbage collection is not possible, actually.", e);
-				
-			} finally {
-								
-			}
-		}	
-	}
-	
-	/**
-	 * Add a module to MOA internal garbage collector. Every module is executed once a day 
-	 * 
-	 * @param modul Module which should be executed by the garbage collector.
-	 */
-	public static void addModulForGarbageCollection(IGarbageCollectorProcessing modul) {
-		processModules.add(modul);
-		
-	}
-	
-	public static void start() {				
-		// start the session cleanup thread
-		Thread configLoader = new Thread(new MOAGarbageCollector(), "MOAGarbageCollector");
-		configLoader.setName("MOAGarbageCollectorr");
-		configLoader.setDaemon(true);
-		configLoader.setPriority(Thread.MIN_PRIORITY);
-		configLoader.start();
-	}
-}
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
index 3c6042b51..34b250bf0 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/AuthenticationManager.java
@@ -104,7 +104,8 @@ public class AuthenticationManager extends MOAIDAuthConstants {
 	@Autowired private SingleLogOutBuilder sloBuilder;
 	@Autowired private SAMLVerificationEngineSP samlVerificationEngine;
 	@Autowired private IGUIFormBuilder guiBuilder;
-			
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
+	
 	public void performSingleLogOut(HttpServletRequest httpReq,
 	HttpServletResponse httpResp, AuthenticationSession session, PVPTargetConfiguration pvpReq) throws MOAIDException {
 		performSingleLogOut(httpReq, httpResp, session, pvpReq, null);
@@ -527,7 +528,7 @@ public class AuthenticationManager extends MOAIDAuthConstants {
 					
 				} else {
 					samlVerificationEngine.verifySLOResponse(sloResp, 
-							TrustEngineFactory.getSignatureKnownKeysTrustEngine(MOAMetadataProvider.getInstance()));
+							TrustEngineFactory.getSignatureKnownKeysTrustEngine(metadataProvider));
 					
 				}
 								
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/RequestImpl.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/RequestImpl.java
index 85e4dc99b..91ba49fe8 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/RequestImpl.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/moduls/RequestImpl.java
@@ -32,6 +32,8 @@ import java.util.Map;
 
 import javax.servlet.http.HttpServletRequest;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
+
 import at.gv.egovernment.moa.id.advancedlogging.TransactionIDUtils;
 import at.gv.egovernment.moa.id.commons.MOAIDConstants;
 import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
@@ -174,7 +176,7 @@ public abstract class RequestImpl implements IRequest, Serializable{
 	 * 
 	 * @return List of PVP 2.1 attribute names with maps all protocol specific attributes
 	 */
-	public abstract Collection<String> getRequestedAttributes();
+	public abstract Collection<String> getRequestedAttributes(MetadataProvider metadataProvider);
 	
 	public void setOAURL(String value) {
 		oaURL = value;
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AttributQueryAction.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AttributQueryAction.java
index 98c6632f1..6375f26a3 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AttributQueryAction.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AttributQueryAction.java
@@ -81,6 +81,7 @@ public class AttributQueryAction implements IAction {
 	@Autowired private IDPCredentialProvider pvpCredentials;
 	@Autowired private AuthConfiguration authConfig;
 	@Autowired private MOASessionDBUtils moaSessionDBUtils;
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	
 	private final static List<String> DEFAULTSTORKATTRIBUTES = Arrays.asList(
 			new String[]{PVPConstants.EID_STORK_TOKEN_NAME});	
@@ -140,7 +141,7 @@ public class AttributQueryAction implements IAction {
 				
 				//build PVP 2.1 response
 				Response authResponse = AuthResponseBuilder.buildResponse(
-						MOAMetadataProvider.getInstance(), issuerEntityID, attrQuery, date, 
+						metadataProvider, issuerEntityID, attrQuery, date, 
 						assertion, authConfig.isPVP2AssertionEncryptionActive());
 									
 				SoapBinding decoder = new SoapBinding();				
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AuthenticationAction.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AuthenticationAction.java
index 8de44a2e8..aac49844e 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AuthenticationAction.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/AuthenticationAction.java
@@ -61,6 +61,7 @@ import at.gv.egovernment.moa.logging.Logger;
 public class AuthenticationAction implements IAction {
 	@Autowired IDPCredentialProvider pvpCredentials;
 	@Autowired AuthConfiguration authConfig;
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	
 	public SLOInformationInterface processRequest(IRequest req, HttpServletRequest httpReq,
 			HttpServletResponse httpResp, IAuthData authData) throws MOAIDException {
@@ -70,7 +71,7 @@ public class AuthenticationAction implements IAction {
 		//get basic information
 		MOARequest moaRequest = (MOARequest) pvpRequest.getRequest();
 		AuthnRequest authnRequest = (AuthnRequest) moaRequest.getSamlRequest();
-		EntityDescriptor peerEntity = moaRequest.getEntityMetadata();		
+		EntityDescriptor peerEntity = moaRequest.getEntityMetadata(metadataProvider);		
 		
 		AssertionConsumerService consumerService = 
 				SAML2Utils.createSAMLObject(AssertionConsumerService.class);
@@ -94,7 +95,7 @@ public class AuthenticationAction implements IAction {
 				peerEntity, date, consumerService, sloInformation);
 		
 		Response authResponse = AuthResponseBuilder.buildResponse(
-				MOAMetadataProvider.getInstance(), issuerEntityID, authnRequest, 
+				metadataProvider, issuerEntityID, authnRequest, 
 				date, assertion, authConfig.isPVP2AssertionEncryptionActive());
 							
 		IEncoder binding = null;
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVP2XProtocol.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVP2XProtocol.java
index 82e46b6ce..127284ae0 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVP2XProtocol.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVP2XProtocol.java
@@ -104,6 +104,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 
 	@Autowired IDPCredentialProvider pvpCredentials;
 	@Autowired SAMLVerificationEngineSP samlVerificationEngine;
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	
 	public static final String NAME = PVP2XProtocol.class.getName();
 	public static final String PATH = "id_pvp2x";
@@ -187,7 +188,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			
 			//get POST-Binding decoder implementation
 			InboundMessage msg = (InboundMessage) new PostBinding().decode(
-					req, resp, MOAMetadataProvider.getInstance(), false,
+					req, resp, metadataProvider, false,
 					new MOAURICompare(PVPConfiguration.getInstance().getIDPSSOPostService(pendingReq.getAuthURL())));
 			pendingReq.setRequest(msg);
 						
@@ -240,7 +241,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			
 			//get POST-Binding decoder implementation
 			InboundMessage msg = (InboundMessage) new RedirectBinding().decode(
-					req, resp, MOAMetadataProvider.getInstance(), false,
+					req, resp, metadataProvider, false,
 					new MOAURICompare(PVPConfiguration.getInstance().getIDPSSORedirectService(pendingReq.getAuthURL())));
 			pendingReq.setRequest(msg);
 			
@@ -294,7 +295,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			
 			//get POST-Binding decoder implementation
 			InboundMessage msg = (InboundMessage) new SoapBinding().decode(
-					req, resp, MOAMetadataProvider.getInstance(), false,
+					req, resp, metadataProvider, false,
 					new MOAURICompare(PVPConfiguration.getInstance().getIDPSSOPostService(pendingReq.getAuthURL())));
 			pendingReq.setRequest(msg);
 			
@@ -336,7 +337,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			
 			if(!msg.isVerified()) {
 				samlVerificationEngine.verify(msg, 
-						TrustEngineFactory.getSignatureKnownKeysTrustEngine(MOAMetadataProvider.getInstance()));
+						TrustEngineFactory.getSignatureKnownKeysTrustEngine(metadataProvider));
 				msg.setVerified(true);
 								
 			}
@@ -493,7 +494,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			
 			msg = (MOARequest) inMsg;
 			
-			EntityDescriptor metadata = msg.getEntityMetadata();
+			EntityDescriptor metadata = msg.getEntityMetadata(metadataProvider);
 			if(metadata == null) {
 				throw new NoMetadataInformationException();
 			}
@@ -643,7 +644,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			throw new MOAIDException("Unsupported request", new Object[] {});
 		}
 				
-		EntityDescriptor metadata = moaRequest.getEntityMetadata();
+		EntityDescriptor metadata = moaRequest.getEntityMetadata(metadataProvider);
 		if(metadata == null) {
 			throw new NoMetadataInformationException();
 		}
@@ -735,7 +736,7 @@ public class PVP2XProtocol extends AbstractAuthProtocolModulController  {
 			}
 		}
 						
-		String oaURL = moaRequest.getEntityMetadata().getEntityID();
+		String oaURL = moaRequest.getEntityMetadata(metadataProvider).getEntityID();
 		oaURL = StringEscapeUtils.escapeHtml(oaURL);
 		IOAAuthParameters oa = authConfig.getOnlineApplicationParameter(oaURL);
 		
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVPTargetConfiguration.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVPTargetConfiguration.java
index e7f2a7d4b..caf66942e 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVPTargetConfiguration.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/PVPTargetConfiguration.java
@@ -32,6 +32,7 @@ import org.opensaml.saml2.core.impl.AuthnRequestImpl;
 import org.opensaml.saml2.metadata.AttributeConsumingService;
 import org.opensaml.saml2.metadata.RequestedAttribute;
 import org.opensaml.saml2.metadata.SPSSODescriptor;
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
@@ -54,7 +55,6 @@ public class PVPTargetConfiguration extends RequestImpl {
 	
 	private static final long serialVersionUID = 4889919265919638188L;
 	
-	
 	InboundMessage request;
 	String binding;
 	String consumerURL;
@@ -88,14 +88,14 @@ public class PVPTargetConfiguration extends RequestImpl {
 	 * @see at.gv.egovernment.moa.id.moduls.RequestImpl#getRequestedAttributes()
 	 */
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 
 		Map<String, String> reqAttr = new HashMap<String, String>();
 		for (String el : PVP2XProtocol.DEFAULTREQUESTEDATTRFORINTERFEDERATION)
 			reqAttr.put(el, "");
 						
 		try {			
-			SPSSODescriptor spSSODescriptor = getRequest().getEntityMetadata().getSPSSODescriptor(SAMLConstants.SAML20P_NS);
+			SPSSODescriptor spSSODescriptor = getRequest().getEntityMetadata(metadataProvider).getSPSSODescriptor(SAMLConstants.SAML20P_NS);
 			if (spSSODescriptor.getAttributeConsumingServices() != null && 
 					spSSODescriptor.getAttributeConsumingServices().size() > 0) {
 							
@@ -139,5 +139,6 @@ public class PVPTargetConfiguration extends RequestImpl {
 					
 		}
 		
-	}	
+	}
+
 }
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/binding/SoapBinding.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/binding/SoapBinding.java
index 25b22f0ad..94d91694a 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/binding/SoapBinding.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/binding/SoapBinding.java
@@ -62,6 +62,7 @@ import at.gv.egovernment.moa.util.MiscUtil;
 
 public class SoapBinding implements IDecoder, IEncoder {
 
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	@Autowired private IDPCredentialProvider credentialProvider;
 	
 	public InboundMessageInterface decode(HttpServletRequest req,
@@ -109,7 +110,7 @@ public class SoapBinding implements IDecoder, IEncoder {
 					RequestAbstractType attributeRequest = (RequestAbstractType) attrReq;
 					try {						
 						if (MiscUtil.isNotEmpty(attributeRequest.getIssuer().getValue()) && 
-								MOAMetadataProvider.getInstance().getRole(
+								metadataProvider.getRole(
 										attributeRequest.getIssuer().getValue(), 
 										SPSSODescriptor.DEFAULT_ELEMENT_NAME) != null)
 							request.setEntityID(attributeRequest.getIssuer().getValue());
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/builder/SingleLogOutBuilder.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/builder/SingleLogOutBuilder.java
index e5c897aa6..de59e6055 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/builder/SingleLogOutBuilder.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/builder/SingleLogOutBuilder.java
@@ -94,8 +94,9 @@ import at.gv.egovernment.moa.logging.Logger;
 @Service("PVP_SingleLogOutBuilder")
 public class SingleLogOutBuilder {
 
+	@Autowired(required=true) private MOAMetadataProvider metadataProvider;
 	@Autowired private IDPCredentialProvider credentialProvider;
-	
+		
 	public void checkStatusCode(ISLOInformationContainer sloContainer, LogoutResponse logOutResp) {
 		Status status = logOutResp.getStatus();				
 		if (!status.getStatusCode().getValue().equals(StatusCode.SUCCESS_URI)) {
@@ -353,7 +354,7 @@ public class SingleLogOutBuilder {
 	
 	public SingleLogoutService getRequestSLODescriptor(String entityID) throws NOSLOServiceDescriptorException {
 		try {
-			EntityDescriptor entity = MOAMetadataProvider.getInstance().getEntityDescriptor(entityID);
+			EntityDescriptor entity = metadataProvider.getEntityDescriptor(entityID);
 			SSODescriptor spsso = entity.getSPSSODescriptor(SAMLConstants.SAML20P_NS);
 			
 			SingleLogoutService sloService = null;			
@@ -394,7 +395,7 @@ public class SingleLogOutBuilder {
 	
 	public SingleLogoutService getResponseSLODescriptor(PVPTargetConfiguration spRequest) throws NoMetadataInformationException, NOSLOServiceDescriptorException {
 		MOARequest moaReq = (MOARequest) spRequest.getRequest();
-		EntityDescriptor metadata = moaReq.getEntityMetadata();
+		EntityDescriptor metadata = moaReq.getEntityMetadata(metadataProvider);
 		SSODescriptor ssodesc = metadata.getSPSSODescriptor(SAMLConstants.SAML20P_NS);
 		
 		if (ssodesc == null) {
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/messages/InboundMessage.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/messages/InboundMessage.java
index 332caf967..8c8345bbf 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/messages/InboundMessage.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/messages/InboundMessage.java
@@ -25,11 +25,11 @@ package at.gv.egovernment.moa.id.protocols.pvp2x.messages;
 import java.io.Serializable;
 
 import org.opensaml.saml2.metadata.EntityDescriptor;
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.opensaml.saml2.metadata.provider.MetadataProviderException;
 import org.w3c.dom.Element;
 
 import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.NoMetadataInformationException;
-import at.gv.egovernment.moa.id.protocols.pvp2x.metadata.MOAMetadataProvider;
 import at.gv.egovernment.moa.logging.Logger;
 
 /**
@@ -46,10 +46,12 @@ public class InboundMessage implements InboundMessageInterface, Serializable{
 	private String relayState = null;
 	
 	
-	public EntityDescriptor getEntityMetadata() throws NoMetadataInformationException {
-		
+	public EntityDescriptor getEntityMetadata(MetadataProvider metadataProvider) throws NoMetadataInformationException {
 		try {
-			return MOAMetadataProvider.getInstance().getEntityDescriptor(this.entityID);
+			if (metadataProvider == null)
+				throw new NullPointerException("No PVP MetadataProvider found.");
+			
+			return metadataProvider.getEntityDescriptor(this.entityID);
 			
 		} catch (MetadataProviderException e) {
 			Logger.warn("No Metadata for EntitiyID " + entityID);
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/MOAMetadataProvider.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/MOAMetadataProvider.java
index 3002ca179..19adfe4c4 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/MOAMetadataProvider.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/MOAMetadataProvider.java
@@ -44,13 +44,14 @@ import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.opensaml.saml2.metadata.provider.MetadataProviderException;
 import org.opensaml.saml2.metadata.provider.ObservableMetadataProvider;
 import org.opensaml.xml.XMLObject;
+import org.springframework.stereotype.Service;
 
+import at.gv.egovernment.moa.id.auth.IDestroyableObject;
+import at.gv.egovernment.moa.id.auth.IGarbageCollectorProcessing;
 import at.gv.egovernment.moa.id.commons.api.IOAAuthParameters;
 import at.gv.egovernment.moa.id.commons.api.exceptions.ConfigurationException;
 import at.gv.egovernment.moa.id.commons.config.MOAIDConfigurationConstants;
 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory;
-import at.gv.egovernment.moa.id.config.auth.IGarbageCollectorProcessing;
-import at.gv.egovernment.moa.id.config.auth.MOAGarbageCollector;
 import at.gv.egovernment.moa.id.protocols.pvp2x.verification.metadata.InterfederatedIDPPublicServiceFilter;
 import at.gv.egovernment.moa.id.protocols.pvp2x.verification.metadata.PVPMetadataFilterChain;
 import at.gv.egovernment.moa.id.protocols.pvp2x.verification.metadata.SchemaValidationFilter;
@@ -58,65 +59,85 @@ import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.Base64Utils;
 import at.gv.egovernment.moa.util.MiscUtil;
 
+@Service("PVPMetadataProvider")
 public class MOAMetadataProvider extends SimpleMOAMetadataProvider
-	implements ObservableMetadataProvider, IGarbageCollectorProcessing, IMOARefreshableMetadataProvider {
+	implements ObservableMetadataProvider, IGarbageCollectorProcessing, 
+	IMOARefreshableMetadataProvider, IDestroyableObject {
 
-	private static MOAMetadataProvider instance = null;
+	//private static final int METADATA_GARBAGE_TIMEOUT_SEC = 604800;  //7 days   
+	
+//	private static MOAMetadataProvider instance = null;
+	MetadataProvider internalProvider = null;
 	private static Object mutex = new Object();
+	//private Map<String, Date> lastAccess = null;
 	
 	
-	public static MOAMetadataProvider getInstance() {
-		if (instance == null) {
-			synchronized (mutex) {
-				if (instance == null) {
-					instance = new MOAMetadataProvider();
-					
-					//add this to MOA garbage collector
-					MOAGarbageCollector.addModulForGarbageCollection(instance);
-										
-				}
-			}
-		}
-		return instance;
+	public MOAMetadataProvider() {
+		internalProvider = new ChainingMetadataProvider();	
+		//lastAccess = new HashMap<String, Date>();
+		
 	}
 	
+//	public static MOAMetadataProvider getInstance() {
+//		if (instance == null) {
+//			synchronized (mutex) {
+//				if (instance == null) {
+//					instance = new MOAMetadataProvider();
+//					
+//					//add this to MOA garbage collector
+//					MOAGarbageCollector.addModulForGarbageCollection(instance);
+//										
+//				}
+//			}
+//		}
+//		return instance;
+//	}
+	
 	/* (non-Javadoc)
 	 * @see at.gv.egovernment.moa.id.config.auth.IGarbageCollectorProcessing#runGarbageCollector()
 	 */
 	@Override
 	public void runGarbageCollector() {
-		reInitialize();
-		
-	}
-	
-	private static void reInitialize() {
 		synchronized (mutex) {
 			
 			/**add new Metadataprovider or remove Metadataprovider which are not in use any more.**/
-			if (instance != null)
-				try {
-					Logger.trace("Check consistence of PVP2X metadata");	
-					instance.addAndRemoveMetadataProvider();
+			try {
+				Logger.trace("Check consistence of PVP2X metadata");	
+				addAndRemoveMetadataProvider();
 					
-				} catch (ConfigurationException e) {
-					Logger.error("Access to MOA-ID configuration FAILED.", e);
+			} catch (ConfigurationException e) {
+				Logger.error("Access to MOA-ID configuration FAILED.", e);
 					
-				}
-			else
-				Logger.info("MOAMetadataProvider is not loaded.");
+			}
 		}
+		
 	}
 	
-	public static void destroy() {
-		if (instance != null) {
-			instance.internalDestroy();
+	
+//	private static void reInitialize() {
+//		synchronized (mutex) {
+//			
+//			/**add new Metadataprovider or remove Metadataprovider which are not in use any more.**/
+//			if (instance != null)
+//				try {
+//					Logger.trace("Check consistence of PVP2X metadata");	
+//					instance.addAndRemoveMetadataProvider();
+//					
+//				} catch (ConfigurationException e) {
+//					Logger.error("Access to MOA-ID configuration FAILED.", e);
+//					
+//				}
+//			else
+//				Logger.info("MOAMetadataProvider is not loaded.");
+//		}
+//	}
+	
+	public void fullyDestroy() {
+		internalDestroy();
 			
-		} else {
-			Logger.info("MOAMetadataProvider is not loaded. Accordingly it can not be destroyed");
-		}
 	}
 	
-	MetadataProvider internalProvider;
+
 
 	@Override
 	public boolean refreshMetadataProvider(String entityID) {
@@ -208,7 +229,7 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 	
 	private void addAndRemoveMetadataProvider() throws ConfigurationException {
 		if (internalProvider != null && internalProvider instanceof ChainingMetadataProvider) {
-			Logger.info("Relaod MOAMetaDataProvider.");
+			Logger.info("Reload MOAMetaDataProvider.");
 			
 			/*OpenSAML ChainingMetadataProvider can not remove a MetadataProvider (UnsupportedOperationException)
 			 *The ChainingMetadataProvider use internal a unmodifiableList to hold all registrated MetadataProviders.*/ 
@@ -217,7 +238,19 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 			
 			//get all actually loaded metadata providers
 			Map<String, HTTPMetadataProvider> loadedproviders = getAllActuallyLoadedProviders();
-			
+						
+			/* TODO: maybe add metadata provider destroy after timeout.
+			 *       But could be a problem if one Metadataprovider load an EntitiesDescriptor 
+			 *       with more the multiple EntityDescriptors. If one of this EntityDesciptors 
+			 *       are expired the full EntitiesDescriptor is removed. 
+			 *       
+			 *       Timeout requires a better solution in this case! 
+			 */
+//			Date now = new Date();
+//			Date expioredate = new Date(now.getTime() - (METADATA_GARBAGE_TIMEOUT_SEC * 1000));
+//			Logger.debug("Starting PVP Metadata garbag collection (Expioredate:" 
+//					+ expioredate + ")");
+									
 			//load all PVP2 OAs form ConfigurationDatabase and 
 			//compare actually loaded Providers with configured PVP2 OAs
 			Map<String, String> allOAs = AuthConfigurationProviderFactory.getInstance().getConfigurationWithWildCard(
@@ -238,30 +271,31 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 						HTTPMetadataProvider httpProvider = null;				
 						try {
 							if (MiscUtil.isNotEmpty(metadataurl)) {						
-								if (loadedproviders.containsKey(metadataurl)) {
+								if (loadedproviders.containsKey(metadataurl)) {									
 									//	PVP2 OA is actually loaded, to nothing
 									providersinuse.put(metadataurl, loadedproviders.get(metadataurl));
 									loadedproviders.remove(metadataurl);
 							
 							
-								} else if ( MiscUtil.isNotEmpty(metadataurl) &&
-										!providersinuse.containsKey(metadataurl) ) {
-									//PVP2 OA is new, add it to MOAMetadataProvider
-									String certBase64 = oaParam.getConfigurationValue(MOAIDConfigurationConstants.SERVICE_PROTOCOLS_PVP2X_CERTIFICATE);
-									if (MiscUtil.isNotEmpty(certBase64)) {
-										byte[] cert = Base64Utils.decode(certBase64, false);
-										String oaFriendlyName = oaParam.getFriendlyName();
-									
-									
-										Logger.info("Loading metadata for: " + oaFriendlyName);
-										httpProvider = createNewHTTPMetaDataProvider(
-												metadataurl, 												
-												buildMetadataFilterChain(oaParam, metadataurl, cert),
-												oaFriendlyName);
-							
-										if (httpProvider != null)
-											providersinuse.put(metadataurl, httpProvider);
-									}
+									//INFO: load metadata dynamically if they are requested 
+//								} else if ( MiscUtil.isNotEmpty(metadataurl) &&
+//										!providersinuse.containsKey(metadataurl) ) {
+//									//PVP2 OA is new, add it to MOAMetadataProvider
+//									String certBase64 = oaParam.getConfigurationValue(MOAIDConfigurationConstants.SERVICE_PROTOCOLS_PVP2X_CERTIFICATE);
+//									if (MiscUtil.isNotEmpty(certBase64)) {
+//										byte[] cert = Base64Utils.decode(certBase64, false);
+//										String oaFriendlyName = oaParam.getFriendlyName();
+//									
+//									
+//										Logger.info("Loading metadata for: " + oaFriendlyName);
+//										httpProvider = createNewHTTPMetaDataProvider(
+//												metadataurl, 												
+//												buildMetadataFilterChain(oaParam, metadataurl, cert),
+//												oaFriendlyName);
+//							
+//										if (httpProvider != null)
+//											providersinuse.put(metadataurl, httpProvider);
+//									}
 						
 								}
 							}
@@ -339,15 +373,21 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 				}
 			}
 				
-			instance = null;
+			internalProvider = new ChainingMetadataProvider();
 		} else {
 			Logger.warn("ReInitalize MOAMetaDataProvider is not possible! MOA-ID Instance has to be restarted manualy");
 		}
 	}
 	
-	private MOAMetadataProvider() {
+	@Deprecated
+	/**
+	 * Load all PVP metadata from OA configuration
+	 * 
+	 * This method is deprecated because OA metadata should be loaded dynamically 
+	 * if the corresponding OA is requested.
+	 */
+	private void loadAllPVPMetadataFromKonfiguration() {
 		ChainingMetadataProvider chainProvider = new ChainingMetadataProvider();
-		
 		Logger.info("Loading metadata");		
 		Map<String, MetadataProvider> providersinuse = new HashMap<String, MetadataProvider>();
 		try {
@@ -417,14 +457,15 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 								+ e.getMessage(), e);
 			}
 			
+			internalProvider = chainProvider;
+			
 		} catch (ConfigurationException e) {
 			Logger.error("Access MOA-ID configuration FAILED.", e);
 			
 		}
-		
-		internalProvider = chainProvider;
+				
 	}
-	
+		
 	private PVPMetadataFilterChain buildMetadataFilterChain(IOAAuthParameters oaParam, String metadataURL, byte[] certificate) throws CertificateException {
 		PVPMetadataFilterChain filterChain = new PVPMetadataFilterChain(metadataURL, certificate);
 		filterChain.getFilters().add(new SchemaValidationFilter());
@@ -505,17 +546,30 @@ public class MOAMetadataProvider extends SimpleMOAMetadataProvider
 			
 		}
 		
+//		if (entityDesc != null)
+//			lastAccess.put(entityID, new Date());
+		
 		return entityDesc;
 	}
 
 	public List<RoleDescriptor> getRole(String entityID, QName roleName)
-			throws MetadataProviderException {
-		return internalProvider.getRole(entityID, roleName);
+			throws MetadataProviderException {		
+		List<RoleDescriptor> result = internalProvider.getRole(entityID, roleName);
+		
+//		if (result != null)
+//			lastAccess.put(entityID, new Date());
+		
+		return result; 
 	}
 
 	public RoleDescriptor getRole(String entityID, QName roleName,
 			String supportedProtocol) throws MetadataProviderException {
-		return internalProvider.getRole(entityID, roleName, supportedProtocol);
+		RoleDescriptor result = internalProvider.getRole(entityID, roleName, supportedProtocol);
+		
+//		if (result != null)
+//			lastAccess.put(entityID, new Date());
+		
+		return result; 
 	}
 
 	/* (non-Javadoc)
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/SimpleMOAMetadataProvider.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/SimpleMOAMetadataProvider.java
index 442455d4b..8261a86c1 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/SimpleMOAMetadataProvider.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/metadata/SimpleMOAMetadataProvider.java
@@ -81,7 +81,7 @@ public abstract class SimpleMOAMetadataProvider implements MetadataProvider{
 				}
 			}
 			
-			timer = new Timer();
+			timer = new Timer(true);
 			httpProvider = new HTTPMetadataProvider(timer, httpClient, 
 					metadataURL);
 			httpProvider.setParserPool(new BasicParserPool());
diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java
index f384dd511..f6104bdeb 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java
@@ -41,6 +41,7 @@ import org.opensaml.xml.security.criteria.EntityIDCriteria;
 import org.opensaml.xml.security.criteria.UsageCriteria;
 import org.opensaml.xml.signature.SignatureTrustEngine;
 import org.opensaml.xml.validation.ValidationException;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.w3c.dom.Element;
 import org.xml.sax.SAXException;
@@ -56,6 +57,8 @@ import at.gv.egovernment.moa.util.MiscUtil;
 
 @Service("SAMLVerificationEngine")
 public class SAMLVerificationEngine {
+		
+	@Autowired(required=true) MOAMetadataProvider metadataProvider;
 	
 	public void verify(InboundMessage msg, SignatureTrustEngine sigTrustEngine ) throws org.opensaml.xml.security.SecurityException, Exception {
 		try {		
@@ -72,7 +75,8 @@ public class SAMLVerificationEngine {
 			
 			}			
 			Logger.debug("PVP2X message validation FAILED. Relead metadata for entityID: " + msg.getEntityID());
-			if (!MOAMetadataProvider.getInstance().refreshMetadataProvider(msg.getEntityID()))
+						
+			if (metadataProvider == null || !metadataProvider.refreshMetadataProvider(msg.getEntityID()))
 				throw e;
 			
 			else {
diff --git a/id/server/idserverlib/src/main/resources/moaid.authentication.beans.xml b/id/server/idserverlib/src/main/resources/moaid.authentication.beans.xml
index cd5fe6acf..4201d31b1 100644
--- a/id/server/idserverlib/src/main/resources/moaid.authentication.beans.xml
+++ b/id/server/idserverlib/src/main/resources/moaid.authentication.beans.xml
@@ -5,10 +5,16 @@
 	xmlns:tx="http://www.springframework.org/schema/tx"
 	xmlns:aop="http://www.springframework.org/schema/aop"
 	xmlns:p="http://www.springframework.org/schema/p"
+	xmlns:task="http://www.springframework.org/schema/task"
 	xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd
 		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
 		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd
-		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">
+		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
+		http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.0.xsd">
+ 
+ 	<task:annotation-driven executor="MOA-ID-Auth_TaskExecutor" scheduler="MOA-ID-Auth_Scheduler"/>
+	<task:executor id="MOA-ID-Auth_TaskExecutor" pool-size="5"/>
+	<task:scheduler id="MOA-ID-Auth_Scheduler" pool-size="10"/>
  
  	<bean id="processEngine" class="at.gv.egovernment.moa.id.process.ProcessEngineImpl">
 		<property name="transitionConditionExpressionEvaluator">
@@ -54,7 +60,16 @@
 				class="at.gv.egovernment.moa.id.advancedlogging.MOAReversionLogger"/>
 				
 	<bean id="AuthenticationSessionCleaner" 
-				class="at.gv.egovernment.moa.id.auth.AuthenticationSessionCleaner"/>								
+				class="at.gv.egovernment.moa.id.auth.AuthenticationSessionCleaner"/>
+				
+	<bean id="MOAGarbageCollector" 
+				class="at.gv.egovernment.moa.id.auth.MOAGarbageCollector"/>
+
+<!-- 	<bean id="taskExecutor" class="org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor">
+    <property name="corePoolSize" value="5" />
+    <property name="maxPoolSize" value="10" />
+    <property name="queueCapacity" value="25" />
+	</bean>	 -->										
 				
 <!-- Authentication Process Tasks -->
 	<bean id="GenerateBKUSelectionFrameTask" 
diff --git a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/module/test/TestRequestImpl.java b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/module/test/TestRequestImpl.java
index 66dffe311..0b5128c8b 100644
--- a/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/module/test/TestRequestImpl.java
+++ b/id/server/idserverlib/src/test/java/at/gv/egovernment/moa/id/module/test/TestRequestImpl.java
@@ -24,6 +24,8 @@ package at.gv.egovernment.moa.id.module.test;
 
 import java.util.Collection;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
+
 import at.gv.egovernment.moa.id.commons.api.IOAAuthParameters;
 import at.gv.egovernment.moa.id.commons.api.IRequest;
 import at.gv.egovernment.moa.id.commons.api.exceptions.SessionDataStorageException;
@@ -254,7 +256,7 @@ public class TestRequestImpl implements IRequest {
 	 * @see at.gv.egovernment.moa.id.moduls.IRequest#getRequestedAttributes()
 	 */
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 		// TODO Auto-generated method stub
 		return null;
 	}
diff --git a/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/api/IRequest.java b/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/api/IRequest.java
index b23b4474b..25919a937 100644
--- a/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/api/IRequest.java
+++ b/id/server/moa-id-commons/src/main/java/at/gv/egovernment/moa/id/commons/api/IRequest.java
@@ -24,6 +24,8 @@ package at.gv.egovernment.moa.id.commons.api;
 
 import java.util.Collection;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
+
 import at.gv.egovernment.moa.id.commons.api.exceptions.SessionDataStorageException;
 
 public interface IRequest {
@@ -193,9 +195,10 @@ public interface IRequest {
 	
 	/**
 	 * This method get a Set of PVP 2.1 attribute, which are request by this pending-request.
+	 * @param metadataProvider SAML2 Metadata Provider, or null if no metadata provider is required
 	 * 
 	 * @return A set of PVP attribute names or null if no attributes are requested 
 	 * 			or the Service Provider, which sends this request needs no attributes
 	 */
-	public Collection<String> getRequestedAttributes();
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider);
 }
diff --git a/id/server/moa-id-spring-initializer/src/main/java/at/gv/egovernment/moa/id/auth/MOAContextCloseHandler.java b/id/server/moa-id-spring-initializer/src/main/java/at/gv/egovernment/moa/id/auth/MOAContextCloseHandler.java
new file mode 100644
index 000000000..f99013082
--- /dev/null
+++ b/id/server/moa-id-spring-initializer/src/main/java/at/gv/egovernment/moa/id/auth/MOAContextCloseHandler.java
@@ -0,0 +1,166 @@
+/*
+ * Copyright 2014 Federal Chancellery Austria
+ * MOA-ID has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+package at.gv.egovernment.moa.id.auth;
+
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.concurrent.TimeUnit;
+
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.config.BeanPostProcessor;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextClosedEvent;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
+import org.springframework.stereotype.Component;
+
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * @author tlenz
+ *
+ */
+@Component
+public class MOAContextCloseHandler implements ApplicationListener<ContextClosedEvent>, ApplicationContextAware, BeanPostProcessor {
+
+	private ApplicationContext context;
+	
+	/* (non-Javadoc)
+	 * @see org.springframework.context.ApplicationListener#onApplicationEvent(org.springframework.context.ApplicationEvent)
+	 */
+	@Override
+	public void onApplicationEvent(ContextClosedEvent arg0) {
+		Logger.info("MOA-ID-Auth shutdown process started ...");		
+		
+		try {			
+			Logger.debug("CleanUp objects with implements the IDestroyable interface ... ");
+			Map<String, IDestroyableObject> objectsToDestroy = context.getBeansOfType(IDestroyableObject.class);
+			if (objectsToDestroy != null) {
+				Iterator<Entry<String, IDestroyableObject>> interator = 
+						objectsToDestroy.entrySet().iterator();				
+				while (interator.hasNext()) {
+					Entry<String, IDestroyableObject> object = interator.next();
+					try {
+						object.getValue().fullyDestroy();
+						Logger.debug("Object with ID:" + object.getKey() + " is destroyed");
+						
+					} catch (Exception e) {
+						Logger.warn("Destroing object with ID:" + object.getKey() + " FAILED!", e);
+						
+					}										
+				}				
+			}						
+			Logger.info("Object cleanUp complete");
+					
+			Logger.debug("Stopping Spring Thread-Pools ... ");		
+			//shut-down task schedulers
+			Map<String, ThreadPoolTaskScheduler> schedulers = context.getBeansOfType(ThreadPoolTaskScheduler.class);
+		    for (ThreadPoolTaskScheduler scheduler : schedulers.values()) {         
+		        scheduler.getScheduledExecutor().shutdown();
+		        try {
+		            scheduler.getScheduledExecutor().awaitTermination(20000, TimeUnit.MILLISECONDS);
+		            if(scheduler.getScheduledExecutor().isTerminated() || scheduler.getScheduledExecutor().isShutdown())
+		                Logger.debug("Scheduler "+scheduler.getThreadNamePrefix() + " has stoped");
+		            else{
+		            	Logger.debug("Scheduler "+scheduler.getThreadNamePrefix() + " has not stoped normally and will be shut down immediately");
+		                scheduler.getScheduledExecutor().shutdownNow();
+		                Logger.info("Scheduler "+scheduler.getThreadNamePrefix() + " has shut down immediately");
+		            }
+		        } catch (IllegalStateException e) {
+		            e.printStackTrace();
+		        } catch (InterruptedException e) {
+		            e.printStackTrace();
+		            
+		        } finally {
+					scheduler.shutdown();
+		        	
+				}
+		    }
+			
+		  //shut-down task executors
+		    Map<String, ThreadPoolTaskExecutor> executers = context.getBeansOfType(ThreadPoolTaskExecutor.class);
+		    for (ThreadPoolTaskExecutor executor: executers.values()) {
+		        int retryCount = 0;
+		        while(executor.getActiveCount()>0 && ++retryCount<51){
+		            try {
+		            	Logger.debug("Executer "+executor.getThreadNamePrefix()+" is still working with active " + executor.getActiveCount()+" work. Retry count is "+retryCount);
+		                Thread.sleep(1000);
+		            } catch (InterruptedException e) {
+		                e.printStackTrace();
+		            }
+		        }
+		        if(!(retryCount<51))
+		        	Logger.debug("Executer "+executor.getThreadNamePrefix()+" is still working.Since Retry count exceeded max value "+retryCount+", will be killed immediately");
+		        executor.shutdown();
+		        Logger.debug("Executer "+executor.getThreadNamePrefix()+" with active " + executor.getActiveCount()+" work has killed");
+		    }
+			
+			Logger.debug("Spring Thread-Pools stopped");
+			
+			Logger.info("MOA-ID-Auth shutdown process finished");
+			
+		} catch (Exception e) {
+			Logger.warn("MOA-ID-Auth shutdown process has an error.", e);
+			
+		}
+		
+		//System.exit(0);
+		//Thread.currentThread().interrupt();		
+		
+	}
+
+	/* (non-Javadoc)
+	 * @see org.springframework.beans.factory.config.BeanPostProcessor#postProcessAfterInitialization(java.lang.Object, java.lang.String)
+	 */
+	@Override
+	public Object postProcessAfterInitialization(Object arg0, String arg1) throws BeansException {
+		if(arg0 instanceof ThreadPoolTaskScheduler)
+	        ((ThreadPoolTaskScheduler)arg0).setWaitForTasksToCompleteOnShutdown(true);
+	    if(arg0 instanceof ThreadPoolTaskExecutor)
+	        ((ThreadPoolTaskExecutor)arg0).setWaitForTasksToCompleteOnShutdown(true);
+	    return arg0;
+	    
+	}
+
+	/* (non-Javadoc)
+	 * @see org.springframework.beans.factory.config.BeanPostProcessor#postProcessBeforeInitialization(java.lang.Object, java.lang.String)
+	 */
+	@Override
+	public Object postProcessBeforeInitialization(Object arg0, String arg1) throws BeansException {
+		return arg0;
+		
+	}
+
+	/* (non-Javadoc)
+	 * @see org.springframework.context.ApplicationContextAware#setApplicationContext(org.springframework.context.ApplicationContext)
+	 */
+	@Override
+	public void setApplicationContext(ApplicationContext arg0) throws BeansException {
+		this.context = arg0;
+		
+	}
+
+}
diff --git a/id/server/moa-id-spring-initializer/src/main/resources/applicationContext.xml b/id/server/moa-id-spring-initializer/src/main/resources/applicationContext.xml
index ae38c836e..2c53d55b9 100644
--- a/id/server/moa-id-spring-initializer/src/main/resources/applicationContext.xml
+++ b/id/server/moa-id-spring-initializer/src/main/resources/applicationContext.xml
@@ -27,5 +27,8 @@
   	<bean class="at.gv.egovernment.moa.id.auth.servlet.interceptor.UniqueSessionIdentifierInterceptor" />
   </mvc:interceptors> 
 
+	<bean id="MOAIDContextCloseHandler" 
+	      class="at.gv.egovernment.moa.id.auth.MOAContextCloseHandler"/>
+	
 	
 </beans>
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/engine/MOAeIDASChainingMetadataProvider.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/engine/MOAeIDASChainingMetadataProvider.java
index 80a2734f2..f062ad3c2 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/engine/MOAeIDASChainingMetadataProvider.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/engine/MOAeIDASChainingMetadataProvider.java
@@ -25,14 +25,15 @@ import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.opensaml.saml2.metadata.provider.MetadataProviderException;
 import org.opensaml.saml2.metadata.provider.ObservableMetadataProvider;
 import org.opensaml.xml.XMLObject;
+import org.springframework.stereotype.Service;
 
+import at.gv.egovernment.moa.id.auth.IDestroyableObject;
+import at.gv.egovernment.moa.id.auth.IGarbageCollectorProcessing;
 import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
 import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
 import at.gv.egovernment.moa.id.commons.ex.MOAHttpProtocolSocketFactoryException;
 import at.gv.egovernment.moa.id.commons.utils.MOAHttpProtocolSocketFactory;
 import at.gv.egovernment.moa.id.config.auth.AuthConfigurationProviderFactory;
-import at.gv.egovernment.moa.id.config.auth.IGarbageCollectorProcessing;
-import at.gv.egovernment.moa.id.config.auth.MOAGarbageCollector;
 import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.filter.SchemaValidationException;
 import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.filter.SignatureValidationException;
 import at.gv.egovernment.moa.id.protocols.pvp2x.verification.metadata.MOASPMetadataSignatureFilter;
@@ -41,35 +42,57 @@ import at.gv.egovernment.moa.logging.Logger;
 import at.gv.egovernment.moa.util.MiscUtil;
 import eu.eidas.auth.engine.AbstractSAMLEngine;
 
-public class MOAeIDASChainingMetadataProvider implements ObservableMetadataProvider, IGarbageCollectorProcessing {
+@Service("eIDASMetadataProvider")
+public class MOAeIDASChainingMetadataProvider implements ObservableMetadataProvider, 
+	IGarbageCollectorProcessing, IDestroyableObject {
 
-	private static MOAeIDASChainingMetadataProvider instance = null;
+//	private static MOAeIDASChainingMetadataProvider instance = null;
 	private static Object mutex = new Object();
 	
 	private MetadataProvider internalProvider;
 	private Map<String, Date> lastAccess = null;
 	
 	
-	public static MOAeIDASChainingMetadataProvider getInstance() {
-		if (instance == null) {
-			synchronized (mutex) {
-				if (instance == null) {
-					instance = new MOAeIDASChainingMetadataProvider();
-					MOAGarbageCollector.addModulForGarbageCollection(instance);
-				}
-			}
-		}
-		return instance;
-	}
+//	public static MOAeIDASChainingMetadataProvider getInstance() {
+//		if (instance == null) {
+//			synchronized (mutex) {
+//				if (instance == null) {
+//					instance = new MOAeIDASChainingMetadataProvider();
+//					MOAGarbageCollector.addModulForGarbageCollection(instance);
+//				}
+//			}
+//		}
+//		return instance;
+//	}
 	
 	
-	private MOAeIDASChainingMetadataProvider() {
+	public MOAeIDASChainingMetadataProvider() {
 		internalProvider = new ChainingMetadataProvider();
 		lastAccess = new HashMap<String, Date>();
 				
 	}
 	
 	/* (non-Javadoc)
+	 * @see at.gv.egovernment.moa.id.auth.IDestroyableObject#fullyDestroy()
+	 */
+	@Override
+	public void fullyDestroy() {
+		Map<String, HTTPMetadataProvider> loadedproviders = getAllActuallyLoadedProviders();
+		if (loadedproviders != null) {
+			for (Entry<String, HTTPMetadataProvider> el : loadedproviders.entrySet()) {
+				try {
+					el.getValue().destroy();
+					Logger.debug("Destroy eIDAS Matadataprovider: " + el.getKey() + " finished");
+					
+				} catch (Exception e) {
+					Logger.warn("Destroy eIDAS Matadataprovider: " + el.getKey() + " FAILED");
+					
+				}
+			}
+		}		
+	}
+	
+	/* (non-Javadoc)
 	 * @see at.gv.egovernment.moa.id.config.auth.IGarbageCollectorProcessing#runGarbageCollector()
 	 */
 	@Override
@@ -196,7 +219,7 @@ public class MOAeIDASChainingMetadataProvider implements ObservableMetadataProvi
 				}
 			}
 			
-			timer = new Timer();
+			timer = new Timer(true);
 			httpProvider = new HTTPMetadataProvider(timer, httpClient, 
 					metadataURL);
 			httpProvider.setParserPool(AbstractSAMLEngine.getNewBasicSecuredParserPool());
@@ -405,5 +428,4 @@ public class MOAeIDASChainingMetadataProvider implements ObservableMetadataProvi
 			if (observer != null)
 				observer.onEvent(this);
 	}
-
 }
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/GenerateAuthnRequestTask.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/GenerateAuthnRequestTask.java
index 30c206025..2f10df540 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/GenerateAuthnRequestTask.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/GenerateAuthnRequestTask.java
@@ -33,6 +33,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.apache.velocity.Template;
 import org.apache.velocity.VelocityContext;
 import org.apache.velocity.app.VelocityEngine;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import com.google.common.net.MediaType;
@@ -43,6 +44,7 @@ import at.gv.egovernment.moa.id.auth.frontend.velocity.VelocityProvider;
 import at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask;
 import at.gv.egovernment.moa.id.auth.modules.TaskExecutionException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
+import at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASChainingMetadataProvider;
 import at.gv.egovernment.moa.id.auth.modules.eidas.exceptions.EIDASEngineException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.utils.SAMLEngineUtils;
 import at.gv.egovernment.moa.id.commons.MOAIDAuthConstants;
@@ -70,6 +72,8 @@ import eu.eidas.engine.exceptions.EIDASSAMLEngineException;
 @Component("GenerateAuthnRequestTask")
 public class GenerateAuthnRequestTask extends AbstractAuthServletTask {
 
+	@Autowired(required=true) MOAeIDASChainingMetadataProvider eIDASMetadataProvider;
+	
 	/* (non-Javadoc)
 	 * @see at.gv.egovernment.moa.id.process.springweb.MoaIdTask#execute(at.gv.egovernment.moa.id.process.api.ExecutionContext, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
 	 */
@@ -127,7 +131,7 @@ public class GenerateAuthnRequestTask extends AbstractAuthServletTask {
 				pAttList.add(newAttribute);
 			}
 
-			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
 
 			//build eIDAS AuthnRequest
 			EIDASAuthnRequest authnRequest = new EIDASAuthnRequest();
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/ReceiveAuthnResponseTask.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/ReceiveAuthnResponseTask.java
index fae06031a..daa4d8b02 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/ReceiveAuthnResponseTask.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/tasks/ReceiveAuthnResponseTask.java
@@ -4,6 +4,7 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 import org.opensaml.saml2.core.StatusCode;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import at.gv.egovernment.moa.id.advancedlogging.MOAIDEventConstants;
@@ -11,6 +12,7 @@ import at.gv.egovernment.moa.id.auth.data.AuthenticationSessionStorageConstants;
 import at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask;
 import at.gv.egovernment.moa.id.auth.modules.TaskExecutionException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
+import at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASChainingMetadataProvider;
 import at.gv.egovernment.moa.id.auth.modules.eidas.exceptions.EIDASEngineException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.exceptions.eIDASResponseNotSuccessException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.utils.MOAPersonalAttributeList;
@@ -29,6 +31,8 @@ import eu.eidas.engine.exceptions.EIDASSAMLEngineException;
 @Component("ReceiveAuthnResponseTask")
 public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 
+	@Autowired(required=true) MOAeIDASChainingMetadataProvider eIDASMetadataProvider;
+	
 	@Override
 	public void execute(ExecutionContext executionContext, HttpServletRequest request, HttpServletResponse response) throws TaskExecutionException {
 
@@ -48,7 +52,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 			byte[] decSamlToken = EIDASUtil.decodeSAMLToken(base64SamlToken);		
 			
 			//get eIDAS SAML-engine
-			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
 			
 			//validate SAML token
 			EIDASAuthnResponse samlResp = engine.validateEIDASAuthnResponse(decSamlToken, 
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/SAMLEngineUtils.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/SAMLEngineUtils.java
index eeb8305cf..68640caf7 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/SAMLEngineUtils.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/auth/modules/eidas/utils/SAMLEngineUtils.java
@@ -42,7 +42,7 @@ public class SAMLEngineUtils {
 
 	private static EIDASSAMLEngine eIDASEngine = null;
 	
-	public static synchronized EIDASSAMLEngine createSAMLEngine() throws EIDASEngineException{
+	public static synchronized EIDASSAMLEngine createSAMLEngine(MOAeIDASChainingMetadataProvider moaeIDASMetadataProvider) throws EIDASEngineException{
 		
 		if (eIDASEngine == null) {
 			try {
@@ -56,7 +56,7 @@ public class SAMLEngineUtils {
 				//set metadata management to eIDAS SAMLengine
 				engine.setMetadataProcessor(
 						new MOAeIDASMetadataProviderDecorator(
-								MOAeIDASChainingMetadataProvider.getInstance()));
+								moaeIDASMetadataProvider));
 	
 				//set MOA specific extension processor 
 				ExtensionProcessorI extensionProcessor = new MOAeIDAsExtensionProcessor();
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASData.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASData.java
index 563c3a18c..4dffba575 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASData.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASData.java
@@ -2,6 +2,7 @@ package at.gv.egovernment.moa.id.protocols.eidas;
 
 import java.util.Collection;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
@@ -29,7 +30,7 @@ public class EIDASData extends RequestImpl {
 	private String remoteRelayState;
 
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 		// TODO Auto-generated method stub
 		return null;
 	}
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASProtocol.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASProtocol.java
index 24134f1d9..379a16a96 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASProtocol.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EIDASProtocol.java
@@ -34,6 +34,7 @@ import org.apache.velocity.VelocityContext;
 import org.apache.velocity.app.VelocityEngine;
 import org.opensaml.saml2.core.StatusCode;
 import org.opensaml.saml2.metadata.AssertionConsumerService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -74,6 +75,8 @@ public class EIDASProtocol extends AbstractAuthProtocolModulController {
     public static final String NAME = EIDASProtocol.class.getName();
     public static final String PATH = "eidas";
 
+    @Autowired(required=true) MOAeIDASChainingMetadataProvider eIDASMetadataProvider;
+    
 	public EIDASProtocol() {
 		super();
 		Logger.debug("Registering servlet " + getClass().getName() + 
@@ -170,7 +173,7 @@ public class EIDASProtocol extends AbstractAuthProtocolModulController {
 
 		try {
 			//get eIDAS SAML-engine
-			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
 
 			//validate SAML token
 			EIDASAuthnRequest samlReq = engine.validateEIDASAuthnRequest(decSamlToken);
@@ -197,7 +200,7 @@ public class EIDASProtocol extends AbstractAuthProtocolModulController {
 			String reqDestination = samlReq.getDestination();
 			if (MiscUtil.isNotEmpty(reqDestination)) {
 				boolean isValid = false;
-				List<AssertionConsumerService> allowedAssertionConsumerUrl = new MOAeIDASMetadataProviderDecorator(MOAeIDASChainingMetadataProvider.getInstance())
+				List<AssertionConsumerService> allowedAssertionConsumerUrl = new MOAeIDASMetadataProviderDecorator(eIDASMetadataProvider)
 						.getSPSSODescriptor(samlReq.getIssuer()).getAssertionConsumerServices();
 				
 				for (AssertionConsumerService el : allowedAssertionConsumerUrl) {
@@ -279,11 +282,11 @@ public class EIDASProtocol extends AbstractAuthProtocolModulController {
         		}
      		
         		
-        		EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+        		EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
         		
         		if(null == eidasReq.getEidasRequest().getAssertionConsumerServiceURL()) {
     				String assertionConsumerUrl = MetadataUtil.getAssertionUrlFromMetadata(
-    						new MOAeIDASMetadataProviderDecorator(MOAeIDASChainingMetadataProvider.getInstance()), 
+    						new MOAeIDASMetadataProviderDecorator(eIDASMetadataProvider), 
     						engine, 
     						eidasReq.getEidasRequest());
     				eidasReq.getEidasRequest().setAssertionConsumerServiceURL(assertionConsumerUrl);
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EidasMetaDataRequest.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EidasMetaDataRequest.java
index b4db5c83d..3fc13406c 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EidasMetaDataRequest.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/EidasMetaDataRequest.java
@@ -23,10 +23,12 @@ import javax.servlet.http.HttpServletResponse;
 
 import org.opensaml.saml2.metadata.ContactPerson;
 import org.opensaml.saml2.metadata.Organization;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Service;
 
 import at.gv.egovernment.moa.id.auth.modules.eidas.Constants;
+import at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASChainingMetadataProvider;
 import at.gv.egovernment.moa.id.auth.modules.eidas.exceptions.EIDASEngineException;
 import at.gv.egovernment.moa.id.auth.modules.eidas.utils.SAMLEngineUtils;
 import at.gv.egovernment.moa.id.commons.api.IRequest;
@@ -50,6 +52,8 @@ import eu.eidas.engine.exceptions.SAMLEngineException;
 @Service("EidasMetaDataRequest")
 public class EidasMetaDataRequest implements IAction {
     
+	@Autowired(required=true) MOAeIDASChainingMetadataProvider eIDASMetadataProvider;
+	
 	/* (non-Javadoc)
 	 * @see at.gv.egovernment.moa.id.moduls.IAction#processRequest(at.gv.egovernment.moa.id.moduls.IRequest, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, at.gv.egovernment.moa.id.data.IAuthData)
 	 */
@@ -103,7 +107,7 @@ public class EidasMetaDataRequest implements IAction {
     public String generateMetadata(String metadata_url, String sp_return_url) throws SAMLEngineException, EIDASEngineException{
         String metadata="invalid metadata";
 
-		EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+		EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
         
         MetadataGenerator generator = new MetadataGenerator();
         MetadataConfigParams mcp=new MetadataConfigParams();
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java
index 9943cc5fb..8289e18d2 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/java/at/gv/egovernment/moa/id/protocols/eidas/eIDASAuthenticationRequest.java
@@ -68,6 +68,7 @@ import eu.eidas.auth.engine.metadata.MetadataUtil;
 public class eIDASAuthenticationRequest implements IAction {
 
 	@Autowired protected MOAReversionLogger revisionsLogger;
+	@Autowired(required=true) MOAeIDASChainingMetadataProvider eIDASMetadataProvider;
 	
 	@Override
 	public SLOInformationInterface processRequest(IRequest req, HttpServletRequest httpReq, HttpServletResponse httpResp, IAuthData authData) throws MOAIDException {
@@ -116,7 +117,7 @@ public class eIDASAuthenticationRequest implements IAction {
 		
 		String token = null;
 		try {
-			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine();
+			EIDASSAMLEngine engine = SAMLEngineUtils.createSAMLEngine(eIDASMetadataProvider);
 			
 			// encryption is done by the SamlEngine, i.e. by the module we provide in the config
 			// but we need to set the appropriate request issuer
@@ -125,7 +126,7 @@ public class eIDASAuthenticationRequest implements IAction {
 
 			if(null == eidasRequest.getEidasRequest().getAssertionConsumerServiceURL()) {
 				String assertionConsumerUrl = MetadataUtil.getAssertionUrlFromMetadata(
-						new MOAeIDASMetadataProviderDecorator(MOAeIDASChainingMetadataProvider.getInstance()), 
+						new MOAeIDASMetadataProviderDecorator(eIDASMetadataProvider), 
 						engine, 
 						eidasRequest.getEidasRequest());
 				eidasRequest.getEidasRequest().setAssertionConsumerServiceURL(assertionConsumerUrl);
diff --git a/id/server/modules/moa-id-module-eIDAS/src/main/resources/moaid_eidas_auth.beans.xml b/id/server/modules/moa-id-module-eIDAS/src/main/resources/moaid_eidas_auth.beans.xml
index 5d79d082a..20395f210 100644
--- a/id/server/modules/moa-id-module-eIDAS/src/main/resources/moaid_eidas_auth.beans.xml
+++ b/id/server/modules/moa-id-module-eIDAS/src/main/resources/moaid_eidas_auth.beans.xml
@@ -14,6 +14,9 @@
 
 	<bean id="EIDASProtocol"
 				class="at.gv.egovernment.moa.id.protocols.eidas.EIDASProtocol"/>
+				
+	<bean id="eIDASMetadataProvider"
+				class="at.gv.egovernment.moa.id.auth.modules.eidas.engine.MOAeIDASChainingMetadataProvider"/>
 							
 <!-- Authentication Process Tasks -->
 	<bean id="GenerateAuthnRequestTask" 
diff --git a/id/server/modules/moa-id-module-elga_mandate_service/src/main/java/at/gv/egovernment/moa/id/auth/modules/elgamandates/utils/ELGAMandateServiceMetadataProvider.java b/id/server/modules/moa-id-module-elga_mandate_service/src/main/java/at/gv/egovernment/moa/id/auth/modules/elgamandates/utils/ELGAMandateServiceMetadataProvider.java
index c9485104b..36cd2c7e7 100644
--- a/id/server/modules/moa-id-module-elga_mandate_service/src/main/java/at/gv/egovernment/moa/id/auth/modules/elgamandates/utils/ELGAMandateServiceMetadataProvider.java
+++ b/id/server/modules/moa-id-module-elga_mandate_service/src/main/java/at/gv/egovernment/moa/id/auth/modules/elgamandates/utils/ELGAMandateServiceMetadataProvider.java
@@ -36,6 +36,7 @@ import org.opensaml.xml.XMLObject;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import at.gv.egovernment.moa.id.auth.IDestroyableObject;
 import at.gv.egovernment.moa.id.auth.modules.elgamandates.ELGAMandatesAuthConstants;
 import at.gv.egovernment.moa.id.commons.api.AuthConfiguration;
 import at.gv.egovernment.moa.id.protocols.pvp2x.metadata.SimpleMOAMetadataProvider;
@@ -51,7 +52,8 @@ import at.gv.egovernment.moa.util.MiscUtil;
  */
 
 @Service("ELGAMandate_MetadataProvider")
-public class ELGAMandateServiceMetadataProvider extends SimpleMOAMetadataProvider {
+public class ELGAMandateServiceMetadataProvider extends SimpleMOAMetadataProvider
+	implements IDestroyableObject {
 
 	@Autowired AuthConfiguration authConfig;
 	
@@ -69,6 +71,13 @@ public class ELGAMandateServiceMetadataProvider extends SimpleMOAMetadataProvide
 		
 	}
 	
+	public void destroy() {
+		if (metadataProvider != null)
+			metadataProvider.destroy();
+		
+	}
+	
+	
 		
 	/* (non-Javadoc)
 	 * @see org.opensaml.saml2.metadata.provider.MetadataProvider#requireValidMetadata()
@@ -220,4 +229,16 @@ public class ELGAMandateServiceMetadataProvider extends SimpleMOAMetadataProvide
 			metadataProvider.setRequireValidMetadata(true);
 		}
 	}
+
+	/* (non-Javadoc)
+	 * @see at.gv.egovernment.moa.id.auth.IDestroyableObject#fullyDestroy()
+	 */
+	@Override
+	public void fullyDestroy() {
+		if (metadataProvider != null) {
+			metadataProvider.destroy();
+			
+		}
+		
+	}
 }
diff --git a/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20AuthRequest.java b/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20AuthRequest.java
index 98fcdc8dc..258b77b98 100644
--- a/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20AuthRequest.java
+++ b/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20AuthRequest.java
@@ -28,6 +28,7 @@ import java.util.Map;
 
 import javax.servlet.http.HttpServletRequest;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
@@ -209,7 +210,7 @@ public class OAuth20AuthRequest extends OAuth20BaseRequest {
 	 * @see at.gv.egovernment.moa.id.moduls.RequestImpl#getRequestedAttributes()
 	 */
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 		Map<String, String> reqAttr = new HashMap<String, String>();
 		for (String el : PVP2XProtocol.DEFAULTREQUESTEDATTRFORINTERFEDERATION)
 			reqAttr.put(el, "");
diff --git a/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20TokenRequest.java b/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20TokenRequest.java
index f35de9c58..50638ebf8 100644
--- a/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20TokenRequest.java
+++ b/id/server/modules/moa-id-module-openID/src/main/java/at/gv/egovernment/moa/id/protocols/oauth20/protocol/OAuth20TokenRequest.java
@@ -26,6 +26,7 @@ import java.util.Collection;
 
 import javax.servlet.http.HttpServletRequest;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
@@ -168,7 +169,7 @@ class OAuth20TokenRequest extends OAuth20BaseRequest {
 	 * @see at.gv.egovernment.moa.id.moduls.RequestImpl#getRequestedAttributes()
 	 */
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 		return null;
 	}
 }
diff --git a/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/CreateAuthnRequestTask.java b/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/CreateAuthnRequestTask.java
index d581e7e75..f5896bc25 100644
--- a/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/CreateAuthnRequestTask.java
+++ b/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/CreateAuthnRequestTask.java
@@ -62,7 +62,7 @@ public class CreateAuthnRequestTask extends AbstractAuthServletTask {
 
 	@Autowired PVPAuthnRequestBuilder authnReqBuilder;
 	@Autowired FederatedAuthCredentialProvider credential;
-	
+	@Autowired(required=true) MOAMetadataProvider metadataProvider;
 	
 	/* (non-Javadoc)
 	 * @see at.gv.egovernment.moa.id.auth.modules.AbstractAuthServletTask#execute(at.gv.egovernment.moa.id.process.api.ExecutionContext, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
@@ -95,7 +95,7 @@ public class CreateAuthnRequestTask extends AbstractAuthServletTask {
 			}
 			
 			//load IDP SAML2 entitydescriptor
-			EntityDescriptor idpEntity = MOAMetadataProvider.getInstance().
+			EntityDescriptor idpEntity = metadataProvider.
 					getEntityDescriptor(idpEntityID);			
 			if (idpEntity == null) {
 				Logger.warn("Requested IDP " + idpEntityID 
diff --git a/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/ReceiveAuthnResponseTask.java b/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/ReceiveAuthnResponseTask.java
index 1c3134b77..f739940c8 100644
--- a/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/ReceiveAuthnResponseTask.java
+++ b/id/server/modules/moa-id-modules-federated_authentication/src/main/java/at/gv/egovernment/moa/id/auth/modules/federatedauth/tasks/ReceiveAuthnResponseTask.java
@@ -90,7 +90,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 	@Autowired private SSOManager ssoManager;
 	@Autowired private AttributQueryBuilder attributQueryBuilder;
 	@Autowired private AuthenticationDataBuilder authDataBuilder;
-	
+	@Autowired(required=true) MOAMetadataProvider metadataProvider;
 	
 	
 	/* (non-Javadoc)
@@ -125,7 +125,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 			
 			//decode PVP response object
 			msg = (InboundMessage) decoder.decode(
-					request, response, MOAMetadataProvider.getInstance(), true,
+					request, response, metadataProvider, true,
 					comperator);
 			 
 			if (MiscUtil.isEmpty(msg.getEntityID())) {
@@ -135,7 +135,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 
 			//validate response signature
 			if(!msg.isVerified()) {
-				samlVerificationEngine.verify(msg, TrustEngineFactory.getSignatureKnownKeysTrustEngine(MOAMetadataProvider.getInstance()));
+				samlVerificationEngine.verify(msg, TrustEngineFactory.getSignatureKnownKeysTrustEngine(metadataProvider));
 				msg.setVerified(true);
 								
 			}
@@ -247,7 +247,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 		
 		try {
 			Logger.debug("Service Provider is no federated IDP --> start Attribute validation or requesting ... ");
-			Collection<String> requestedAttr = pendingReq.getRequestedAttributes();
+			Collection<String> requestedAttr = pendingReq.getRequestedAttributes(metadataProvider);
 						
 			//check if SAML2 Assertion contains a minimal set of attributes
 			if (!extractor.containsAllRequiredAttributes()) {
@@ -267,7 +267,7 @@ public class ReceiveAuthnResponseTask extends AbstractAuthServletTask {
 			
 			//check if all attributes are include
 			if (!extractor.containsAllRequiredAttributes(
-					pendingReq.getRequestedAttributes())) {
+					pendingReq.getRequestedAttributes(metadataProvider))) {
 				Logger.warn("PVP Response from federated IDP contains not all requested attributes.");
 				throw new AssertionValidationExeption("sp.pvp2.06", new Object[]{FederatedAuthConstants.MODULE_NAME_FOR_LOGGING});
 				
diff --git a/id/server/modules/moa-id-modules-saml1/src/main/java/at/gv/egovernment/moa/id/protocols/saml1/SAML1RequestImpl.java b/id/server/modules/moa-id-modules-saml1/src/main/java/at/gv/egovernment/moa/id/protocols/saml1/SAML1RequestImpl.java
index 42fafc01e..1d3525626 100644
--- a/id/server/modules/moa-id-modules-saml1/src/main/java/at/gv/egovernment/moa/id/protocols/saml1/SAML1RequestImpl.java
+++ b/id/server/modules/moa-id-modules-saml1/src/main/java/at/gv/egovernment/moa/id/protocols/saml1/SAML1RequestImpl.java
@@ -26,6 +26,7 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 
+import org.opensaml.saml2.metadata.provider.MetadataProvider;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
@@ -81,7 +82,7 @@ public class SAML1RequestImpl extends RequestImpl {
 	 * @see at.gv.egovernment.moa.id.moduls.RequestImpl#getRequestedAttributes()
 	 */
 	@Override
-	public Collection<String> getRequestedAttributes() {
+	public Collection<String> getRequestedAttributes(MetadataProvider metadataProvider) {
 		
 		List<String> reqAttr = new ArrayList<String>();
 		reqAttr.addAll(SAML1Protocol.DEFAULTREQUESTEDATTRFORINTERFEDERATION);