1 files changed, 80 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/ContributionHelper.java b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/ContributionHelper.java
new file mode 100644
index 0000000000..9125fd47c8
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/ContributionHelper.java
@@ -0,0 +1,80 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.impl;
+
+import java.net.URLClassLoader;
+
+import org.apache.tuscany.sca.common.xml.dom.DOMHelper;
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.java.impl.ClassLoaderModelResolver;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.core.invocation.ProxyFactoryExtensionPoint;
+import org.apache.tuscany.sca.databinding.jaxb.JAXBContextHelper;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+
+import sun.misc.ClassLoaderUtil;
+
+public class ContributionHelper {
+
+	public static void close(Contribution contribution, ExtensionPointRegistry extensionPointRegistry) {
+        ClassLoader contributionClassloader = contribution.getClassLoader();  
+
+        if (contributionClassloader == null && contribution.getModelResolver() instanceof ExtensibleModelResolver) {
+            ModelResolver o = ((ExtensibleModelResolver)contribution.getModelResolver()).getModelResolverInstance(ClassReference.class);
+            if (o instanceof ClassLoader) {
+            	contributionClassloader = (ClassLoader)o;        
+            	contribution.setClassLoader(contributionClassloader);
+            }
+        }
+        
+        UtilityExtensionPoint utilityExtensionPoint = extensionPointRegistry.getExtensionPoint(UtilityExtensionPoint.class);
+        FactoryExtensionPoint factoryExtensionPoint = extensionPointRegistry.getExtensionPoint(FactoryExtensionPoint.class);
+
+        JAXBContextHelper jaxbContextHelper = utilityExtensionPoint.getUtility(JAXBContextHelper.class);
+        jaxbContextHelper.removeJAXBContextForContribution(contributionClassloader);
+        
+        JavaInterfaceFactory javaInterfaceFactory = factoryExtensionPoint.getFactory(JavaInterfaceFactory.class);
+        javaInterfaceFactory.removeInterfacesForContribution(contributionClassloader);
+        
+        ProxyFactoryExtensionPoint proxyFactoryExtensionPoint = extensionPointRegistry.getExtensionPoint(ProxyFactoryExtensionPoint.class);
+        ProxyFactory interfaceProxyFactory = proxyFactoryExtensionPoint.getInterfaceProxyFactory();
+        interfaceProxyFactory.removeProxiesForContribution(contributionClassloader);
+
+        DOMHelper.getInstance(extensionPointRegistry).stop();
+        java.beans.Introspector.flushCaches();
+
+        if (contributionClassloader instanceof URLClassLoader) {
+            ClassLoaderUtil.releaseLoader((URLClassLoader)contributionClassloader);
+        }
+
+        if (contributionClassloader instanceof ClassLoaderModelResolver) {
+        	ClassLoaderModelResolver clmr = (ClassLoaderModelResolver) contributionClassloader;
+        	clmr.clear();
+        }
+
+        contribution.setClassLoader(null);
+	}
+	
+}