1 files changed, 113 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6-TUSCANY-3909/core/src/main/java/org/apache/tuscany/sca/core/context/RequestContextImpl.java b/sca-java-1.x/tags/1.6-TUSCANY-3909/core/src/main/java/org/apache/tuscany/sca/core/context/RequestContextImpl.java
new file mode 100644
index 0000000000..ed6c3df8fa
--- /dev/null
+++ b/sca-java-1.x/tags/1.6-TUSCANY-3909/core/src/main/java/org/apache/tuscany/sca/core/context/RequestContextImpl.java
@@ -0,0 +1,113 @@
+/*
+ * 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.context;
+
+import java.util.List;
+
+import javax.security.auth.Subject;
+
+import org.apache.tuscany.sca.core.invocation.CallbackReferenceImpl;
+import org.apache.tuscany.sca.core.invocation.ProxyFactory;
+import org.apache.tuscany.sca.core.invocation.ThreadMessageContext;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.apache.tuscany.sca.invocation.Message;
+import org.apache.tuscany.sca.runtime.EndpointReference;
+import org.apache.tuscany.sca.runtime.ReferenceParameters;
+import org.apache.tuscany.sca.runtime.RuntimeComponent;
+import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
+import org.apache.tuscany.sca.runtime.RuntimeComponentService;
+import org.apache.tuscany.sca.runtime.RuntimeWire;
+import org.osoa.sca.CallableReference;
+import org.osoa.sca.RequestContext;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class RequestContextImpl implements RequestContext {
+
+    private ProxyFactory proxyFactory;
+
+    public RequestContextImpl(ProxyFactory proxyFactory) {
+        this.proxyFactory = proxyFactory;
+    }
+
+    public Subject getSecuritySubject() {
+        Subject subject = null;
+        
+        for (Object header : ThreadMessageContext.getMessageContext().getHeaders()){
+            if (header instanceof Subject){
+                subject  = (Subject)header;
+                break;
+            }
+        }
+        return subject;
+    }
+
+    public String getServiceName() {
+        return ThreadMessageContext.getMessageContext().getTo().getContract().getName();
+    }
+
+    @SuppressWarnings("unchecked")
+    public <B> CallableReference<B> getServiceReference() {
+        Message msgContext = ThreadMessageContext.getMessageContext();
+        // FIXME: [rfeng] Is this the service reference matching the caller side?
+        EndpointReference to = msgContext.getTo();
+        RuntimeComponentService service = (RuntimeComponentService) to.getContract();
+        RuntimeComponent component = (RuntimeComponent) to.getComponent();
+        
+        CallableReference<B> callableReference = component.getComponentContext().getCallableReference(null, component, service);
+        ReferenceParameters parameters = msgContext.getFrom().getReferenceParameters();
+        ((CallableReferenceImpl<B>) callableReference).attachCallbackID(parameters.getCallbackID());
+        ((CallableReferenceImpl<B>) callableReference).attachConversation(parameters.getConversationID());
+        return callableReference;
+    }
+
+    @SuppressWarnings("unchecked")
+    public <CB> CB getCallback() {
+        CallableReference<CB> cb = getCallbackReference(); 
+        if (cb == null) {
+            return null;
+        }
+        return cb.getService();
+    }
+
+    @SuppressWarnings("unchecked")
+    public <CB> CallableReference<CB> getCallbackReference() {
+        Message msgContext = ThreadMessageContext.getMessageContext();
+        EndpointReference to = msgContext.getTo();
+        RuntimeComponentService service = (RuntimeComponentService) to.getContract();
+        RuntimeComponentReference callbackReference = (RuntimeComponentReference)service.getCallbackReference();
+        if (callbackReference == null) {
+            return null;
+        }
+        JavaInterface javaInterface = (JavaInterface) callbackReference.getInterfaceContract().getInterface();
+        Class<CB> javaClass = (Class<CB>)javaInterface.getJavaClass();
+        List<RuntimeWire> wires = callbackReference.getRuntimeWires();
+        CallbackReferenceImpl ref = CallbackReferenceImpl.newInstance(javaClass, proxyFactory, wires);
+        if (ref != null) {  
+            //ref.resolveTarget();
+            ReferenceParameters parameters = msgContext.getFrom().getReferenceParameters();
+            ref.attachCallbackID(parameters.getCallbackID());
+            if (ref.getConversation() != null) {
+                ref.attachConversationID(parameters.getConversationID());
+            }
+        }
+        return ref;
+    }
+}