1 files changed, 60 insertions, 0 deletions
diff --git a/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/CallableReferenceImpl.java b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/CallableReferenceImpl.java
new file mode 100644
index 0000000000..e674112a89
--- /dev/null
+++ b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/component/CallableReferenceImpl.java
@@ -0,0 +1,60 @@
+/*
+ * 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.component;
+
+import org.osoa.sca.CallableReference;
+import org.osoa.sca.Conversation;
+
+import org.apache.tuscany.spi.ObjectFactory;
+
+/**
+ * Base class for implementations of service and callback references.
+ * 
+ * @version $Rev$ $Date$
+ * @param <B> the type of the business interface
+ */
+public abstract class CallableReferenceImpl<B> implements CallableReference<B> {
+    private final Class<B> businessInterface;
+    private final ObjectFactory<B> factory;
+
+    protected CallableReferenceImpl(Class<B> businessInterface, ObjectFactory<B> factory) {
+        this.businessInterface = businessInterface;
+        this.factory = factory;
+    }
+
+    public B getService() {
+        return factory.getInstance();
+    }
+
+    public Class<B> getBusinessInterface() {
+        return businessInterface;
+    }
+
+    public boolean isConversational() {
+        return false;
+    }
+
+    public Conversation getConversation() {
+        return null;
+    }
+
+    public Object getCallbackID() {
+        return null;
+    }
+}