1 files changed, 73 insertions, 0 deletions
diff --git a/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/binding/local/LocalTargetInvoker.java b/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/binding/local/LocalTargetInvoker.java
new file mode 100644
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+++ b/branches/sca-java-integration/sca/kernel/core/src/main/java/org/apache/tuscany/core/binding/local/LocalTargetInvoker.java
@@ -0,0 +1,73 @@
+/*
+ * 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.core.binding.local;
+
+import org.apache.tuscany.spi.model.Operation;
+import org.apache.tuscany.spi.wire.InvocationRuntimeException;
+import org.apache.tuscany.spi.wire.Message;
+import org.apache.tuscany.spi.wire.MessageImpl;
+import org.apache.tuscany.spi.wire.OutboundInvocationChain;
+import org.apache.tuscany.spi.wire.OutboundWire;
+import org.apache.tuscany.spi.wire.TargetInvoker;
+
+/**
+ * Dispatches an invocation through a composite service or reference using the local binding
+ *
+ * @version $Rev$ $Date$
+ */
+public class LocalTargetInvoker extends AbstractLocalTargetInvoker {
+    private OutboundInvocationChain chain;
+    private Object fromAddress;
+    private boolean contractHasCallback;
+
+    public LocalTargetInvoker(Operation operation, OutboundWire outboundWire) {
+        assert operation != null;
+        chain = outboundWire.getInvocationChains().get(operation);
+        assert chain != null;
+        fromAddress = (outboundWire.getContainer() == null) ? null : outboundWire.getContainer().getName();
+        contractHasCallback = outboundWire.getServiceContract().getCallbackClass() != null;
+    }
+
+    @Override
+    public LocalTargetInvoker clone() throws CloneNotSupportedException {
+        return (LocalTargetInvoker) super.clone();
+    }
+
+    public Message invoke(Message msg) throws InvocationRuntimeException {
+        try {
+            TargetInvoker invoker = chain.getTargetInvoker();
+            assert invoker != null;
+            // Pushing the from address only needs to happen in the outbound (forward) direction for callbacks
+            if (contractHasCallback) {
+                msg.pushFromAddress(fromAddress);
+            }
+
+            return invoke(chain, invoker, msg);
+        } catch (Throwable e) {
+            Message faultMsg = new MessageImpl();
+            faultMsg.setBodyWithFault(e);
+            return faultMsg;
+        }
+    }
+
+
+    public boolean isOptimizable() {
+        return true;
+    }
+}