Add a test for AsyncHttpClient#91

Author: jfarcand

src/main/java/com/ning/http/client/websocket/WebSocketCloseCodeReasonListener.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2010-2012 Sonatype, Inc. All rights reserved.
+ *
+ * This program is licensed to you under the Apache License Version 2.0,
+ * and you may not use this file except in compliance with the Apache License Version 2.0.
+ * You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the Apache License Version 2.0 is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Apache License Version 2.0 for the specific language governing permissions and limitations there under.
+ */
+package com.ning.http.client.websocket;
+
+/**
+ * Extend the normal close listener with one that support the WebSocket's code and reason.
+ * @See http://tools.ietf.org/html/rfc6455#section-5.5.1
+ *
+ * NOTE: This listener is currently only supported by the NettyAsyncHttpProvider
+ *
+ */
+public interface WebSocketCloseCodeReasonListener {
+
+    /**
+     * Invoked when the {@link WebSocket} is close.
+     *
+     * @param websocket
+     */
+    void onClose(WebSocket websocket, int code, String reason);
+}