1 files changed, 113 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java
new file mode 100644
index 0000000000..cfbb6f484b
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.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.binding.sca.provider;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+import org.apache.tuscany.sca.provider.EndpointReferenceAsyncProvider;
+import org.apache.tuscany.sca.provider.EndpointReferenceProvider;
+import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
+import org.apache.tuscany.sca.provider.SCABindingMapper;
+import org.apache.tuscany.sca.runtime.RuntimeEndpointReference;
+
+/**
+ * The sca reference binding provider mediates between the twin requirements of
+ * local sca bindings and remote sca bindings. In the local case is does
+ * very little. When the sca binding model is set as being remote (because a
+ * reference target can't be resolved in the current model) this binding will
+ * try and create a remote connection to it
+ *
+ * @version $Rev$ $Date$
+ */
+public class RuntimeSCAReferenceBindingProvider implements EndpointReferenceAsyncProvider {
+
+    private RuntimeEndpointReference endpointReference;
+    private boolean started = false;
+
+    private ReferenceBindingProvider delegatingBindingProvider;
+    private SCABindingMapper scaBindingMapper;
+
+    public RuntimeSCAReferenceBindingProvider(ExtensionPointRegistry extensionPoints,
+                                              RuntimeEndpointReference endpointReference) {
+    	this.endpointReference = endpointReference;
+
+        UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+        this.scaBindingMapper = utilities.getUtility(SCABindingMapper.class);
+        getDelegatingProvider();
+    }
+
+    private ReferenceBindingProvider getDelegatingProvider() {
+        if (delegatingBindingProvider == null) {
+            delegatingBindingProvider = new DelegatingSCAReferenceBindingProvider(endpointReference, scaBindingMapper);
+        }
+
+        return delegatingBindingProvider;
+    }
+
+    public InterfaceContract getBindingInterfaceContract() {
+        return delegatingBindingProvider.getBindingInterfaceContract();
+    }
+
+    public boolean supportsOneWayInvocation() {
+        return delegatingBindingProvider.supportsOneWayInvocation();
+    }
+
+    public Invoker createInvoker(Operation operation) {
+        return delegatingBindingProvider.createInvoker(operation);
+    }
+
+    public void start() {
+        if (started) {
+            return;
+        }
+        getDelegatingProvider().start();
+        started = true;
+    }
+
+    public void stop() {
+        if (!started) {
+            return;
+        }
+
+        try {
+            getDelegatingProvider().stop();
+        } finally {
+            started = false;
+        }
+    }
+
+    public void configure() {
+        if (getDelegatingProvider() instanceof EndpointReferenceProvider) {
+            ((EndpointReferenceProvider)getDelegatingProvider()).configure();
+        }
+    }
+    
+    public boolean supportsNativeAsync() {
+        return ((EndpointReferenceAsyncProvider)delegatingBindingProvider).supportsNativeAsync();
+    }
+    
+    public RuntimeEndpointReference getDelegateEndpointReference(){
+        return ((DelegatingSCAReferenceBindingProvider)delegatingBindingProvider).getDelegateEndpointReference();
+    }
+
+}