1 files changed, 50 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/testing/itest/callback-multiple-wires/src/main/java/org/apache/tuscany/sca/test/callback/MyServiceImpl.java b/sca-java-2.x/tags/2.0.1-RC1/testing/itest/callback-multiple-wires/src/main/java/org/apache/tuscany/sca/test/callback/MyServiceImpl.java
new file mode 100644
index 0000000000..150937dfc5
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/testing/itest/callback-multiple-wires/src/main/java/org/apache/tuscany/sca/test/callback/MyServiceImpl.java
@@ -0,0 +1,50 @@
+/*
+ * 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.test.callback;
+
+import org.oasisopen.sca.RequestContext;
+import org.oasisopen.sca.annotation.Context;
+import org.oasisopen.sca.annotation.Scope;
+import org.oasisopen.sca.annotation.Service;
+
+/**
+ * This class implements MyService and uses a callback.
+ * 
+ * In this scenario, we explore using the RequestContext to retrieve the callBack reference
+ * as @Callback injection is not performed for composite-scoped implementations (see JavaCAA Section 7.2.5)
+ * 
+ * Changing the service implementation to be @Scope("STATELESS") would make plain @Callback injection work
+ */
+@Service(MyService.class)
+@Scope("COMPOSITE")
+public class MyServiceImpl implements MyService {
+
+    @Context
+    protected RequestContext requestContext;
+
+    public void someMethod(String arg) {
+        // invoke the callback
+        try {
+            MyServiceCallback myServiceCallback = requestContext.getCallback();
+            myServiceCallback.receiveResult(arg + " -> receiveResult");
+        } catch (RuntimeException e) {
+            System.out.println("RuntimeException invoking receiveResult: " + e.toString());
+        }
+    }
+}