From 4537071c7caf6b151c6984fad1e11dbf698f50b0 Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Fri, 30 Oct 2009 08:29:42 +0000
Subject: Create 2.0-M4 release branch

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@831226 13f79535-47bb-0310-9956-ffa450edef68
---
 .../sca/provider/ReferenceBindingProvider.java     | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java

(limited to 'branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java')

diff --git a/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java
new file mode 100644
index 0000000000..b3ab1d8b87
--- /dev/null
+++ b/branches/sca-java-2.0-M4/modules/core-spi/src/main/java/org/apache/tuscany/sca/provider/ReferenceBindingProvider.java
@@ -0,0 +1,76 @@
+/*
+ * 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.provider;
+
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.invocation.Invoker;
+
+/**
+ * A reference binding implementation can options implement this
+ * interface to tie into the Tuscany SCA runtime
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface ReferenceBindingProvider {
+
+    /**
+     * This method will be invoked when the component reference binding is
+     * activated.
+     */
+    void start();
+
+    /**
+     * This method will be invoked when the component reference binding is
+     * deactivated.
+     */
+    void stop();
+
+    /**
+     * Create an invoker for the reference binding in the invocation chain. The
+     * invoker is responsible for making the outbound invocation over the
+     * binding protocol.
+     * 
+     * @param operation The operation that the interceptor will handle
+     * @return An invoker that handles the invocation logic, null should be
+     *         returned if no invoker is required
+     */
+    Invoker createInvoker(Operation operation);
+
+    /**
+     * Get the effective interface contract imposed by the binding. For example,
+     * it will be interface contract introspected from the WSDL portType used by
+     * the endpoint for a WebService binding.
+     * 
+     * @return The effective interface contract, if null is returned, the
+     *         interface contract for the component reference will be used
+     */
+    InterfaceContract getBindingInterfaceContract();
+
+    /**
+     * For bindings that invoke one-way operations asynchronously, there is no
+     * need to perform a thread switch before calling the invoker. This method
+     * indicates whether the binding has this capability.
+     * 
+     * @return true if the binding invoker is able to invoke one-way operations
+     *         asynchronously, false if all invocations are synchronous
+     */
+    boolean supportsOneWayInvocation();
+}
-- 
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