From 7d98f0821539f81d371d9be38a0bd1e4650d8cd0 Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Sat, 21 Mar 2009 09:19:18 +0000
Subject: [maven-release-plugin]  copy for branch 2.0-M2

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@756900 13f79535-47bb-0310-9956-ffa450edef68
---
 .../binding/rmi/provider/RMIBindingInvoker.java    | 106 +++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 sandbox/ant/sca/branches/2.0-M2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIBindingInvoker.java

(limited to 'sandbox/ant/sca/branches/2.0-M2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIBindingInvoker.java')

diff --git a/sandbox/ant/sca/branches/2.0-M2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIBindingInvoker.java b/sandbox/ant/sca/branches/2.0-M2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIBindingInvoker.java
new file mode 100644
index 0000000000..9eec4aa6a8
--- /dev/null
+++ b/sandbox/ant/sca/branches/2.0-M2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIBindingInvoker.java
@@ -0,0 +1,106 @@
+/*
+ * 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.binding.rmi.provider;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.rmi.Remote;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+
+import org.apache.tuscany.sca.host.rmi.RMIHost;
+import org.apache.tuscany.sca.invocation.DataExchangeSemantics;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.invocation.Message;
+
+/**
+ * Invoker for RMI References.
+ *
+ * @version $Rev$ $Date$
+ */
+public class RMIBindingInvoker implements Invoker, DataExchangeSemantics {
+
+    private RMIHost rmiHost;
+    private String uri;
+    private Method remoteMethod;
+    private Remote proxy;
+
+    public RMIBindingInvoker(RMIHost rmiHost, String uri, Method remoteMethod) {
+        this.rmiHost = rmiHost;
+        this.remoteMethod = remoteMethod;
+        this.uri = uri;
+    }
+
+    public Message invoke(Message msg) {
+        try {
+
+            Object[] args = msg.getBody();
+            Object resp = invokeTarget(args);
+            msg.setBody(resp);
+
+        } catch (InvocationTargetException e) {
+            msg.setFaultBody(e.getCause());
+        } catch (Throwable e) {
+            msg.setFaultBody(e);
+        }
+
+        return msg;
+    }
+
+    public Object invokeTarget(final Object payload) throws InvocationTargetException, SecurityException,
+        NoSuchMethodException, IllegalArgumentException, IllegalAccessException {
+        if (proxy == null) {
+            final Class<?> remote = remoteMethod.getDeclaringClass();
+            final ClassLoader stubClassLoader = remote.getClassLoader();
+            // The generated remote interface is not available for the service lookup
+            final ClassLoader tccl = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+                public ClassLoader run() {
+                    ClassLoader tccl = Thread.currentThread().getContextClassLoader();
+                    Thread.currentThread().setContextClassLoader(stubClassLoader);
+                    return tccl;
+                }
+            });
+            try {
+                proxy = rmiHost.findService(uri);
+            } finally {
+                AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+                    public ClassLoader run() {
+                        ClassLoader current = Thread.currentThread().getContextClassLoader();
+                        Thread.currentThread().setContextClassLoader(tccl);
+                        return current;
+                    }
+                });
+            }
+        }
+
+        remoteMethod = proxy.getClass().getMethod(remoteMethod.getName(), remoteMethod.getParameterTypes());
+
+        if (payload != null && !payload.getClass().isArray()) {
+            return remoteMethod.invoke(proxy, payload);
+        } else {
+            return remoteMethod.invoke(proxy, (Object[])payload);
+        }
+    }
+
+    public boolean allowsPassByReference() {
+        // RMI always pass by value
+        return true;
+    }
+
+}
-- 
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