1 files changed, 77 insertions, 0 deletions
diff --git a/sandbox/sebastien/java/vhost/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKCallbackInvocationHandler.java b/sandbox/sebastien/java/vhost/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKCallbackInvocationHandler.java
new file mode 100644
index 0000000000..168af952db
--- /dev/null
+++ b/sandbox/sebastien/java/vhost/modules/core/src/main/java/org/apache/tuscany/sca/core/invocation/impl/JDKCallbackInvocationHandler.java
@@ -0,0 +1,77 @@
+/*
+ * 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.core.invocation.impl;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+import org.apache.tuscany.sca.core.context.impl.CallbackServiceReferenceImpl;
+import org.apache.tuscany.sca.invocation.InvocationChain;
+import org.apache.tuscany.sca.invocation.MessageFactory;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+import org.oasisopen.sca.ServiceReference;
+import org.oasisopen.sca.ServiceRuntimeException;
+
+/**
+ * Responsible for dispatching to a callback through a wire. <p/> TODO cache
+ * target invoker
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JDKCallbackInvocationHandler extends JDKInvocationHandler {
+    private static final long serialVersionUID = -3350283555825935609L;
+
+    public JDKCallbackInvocationHandler(MessageFactory messageFactory, ServiceReference<?> ref) {
+        super(messageFactory, ref);
+        this.fixedWire = false;
+    }
+
+    @Override
+    @SuppressWarnings( {"unchecked"})
+    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+        
+        if (Object.class == method.getDeclaringClass()) {
+            return invokeObjectMethod(method, args);
+        }
+   
+        // obtain a dedicated wire to be used for this callback invocation
+        RuntimeEndpointReference wire = ((CallbackServiceReferenceImpl)callableReference).getCallbackEPR();
+        if (wire == null) {
+            //FIXME: need better exception
+            throw new ServiceRuntimeException("No callback wire found");
+        }
+
+        setEndpoint(((CallbackServiceReferenceImpl)callableReference).getResolvedEndpoint());
+
+        InvocationChain chain = getInvocationChain(method, wire);
+        if (chain == null) {
+            throw new IllegalArgumentException("No matching operation is found: " + method);
+        }
+
+        try {
+            return invoke(chain, args, wire);
+        } catch (InvocationTargetException e) {
+            Throwable t = e.getCause();
+            throw t;
+        } finally {
+            // allow the cloned wire to be reused by subsequent callbacks
+        }
+    }
+
+}