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1   //
2   //  ========================================================================
3   //  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
4   //  ------------------------------------------------------------------------
5   //  All rights reserved. This program and the accompanying materials
6   //  are made available under the terms of the Eclipse Public License v1.0
7   //  and Apache License v2.0 which accompanies this distribution.
8   //
9   //      The Eclipse Public License is available at
10  //      http://www.eclipse.org/legal/epl-v10.html
11  //
12  //      The Apache License v2.0 is available at
13  //      http://www.opensource.org/licenses/apache2.0.php
14  //
15  //  You may elect to redistribute this code under either of these licenses.
16  //  ========================================================================
17  //
18  
19  package org.eclipse.jetty.websocket.jsr356.annotations;
20  
21  import java.lang.reflect.Method;
22  import java.nio.ByteBuffer;
23  
24  import javax.websocket.OnMessage;
25  import javax.websocket.PongMessage;
26  
27  import org.eclipse.jetty.websocket.jsr356.JsrPongMessage;
28  import org.eclipse.jetty.websocket.jsr356.JsrSession;
29  import org.eclipse.jetty.websocket.jsr356.annotations.Param.Role;
30  
31  /**
32   * Callable for {@link OnMessage} annotated methods with a {@link PongMessage} message object.
33   */
34  public class OnMessagePongCallable extends OnMessageCallable
35  {
36      public OnMessagePongCallable(Class<?> pojo, Method method)
37      {
38          super(pojo,method);
39      }
40  
41      /**
42       * Copy Constructor
43       * @param copy the callable to copy from
44       */
45      public OnMessagePongCallable(OnMessageCallable copy)
46      {
47          super(copy);
48      }
49  
50      public Object call(Object endpoint, ByteBuffer buf)
51      {
52          super.args[idxMessageObject] = new JsrPongMessage(buf);
53          return super.call(endpoint,super.args);
54      }
55  
56      @Override
57      public void init(JsrSession session)
58      {
59          idxMessageObject = findIndexForRole(Role.MESSAGE_PONG);
60          assertRoleRequired(idxMessageObject,"Pong Message Object");
61          super.init(session);
62      }
63  }