| InvokerMessageListener.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.kernel.messaging;
24
25 /**
26 * <a href="InvokerMessageListener.java.html"><b><i>View Source</i></b></a>
27 *
28 * @author Michael C. Han
29 *
30 */
31 public class InvokerMessageListener implements MessageListener {
32
33 public InvokerMessageListener(MessageListener messageListener) {
34 this(
35 messageListener,
36 Thread.currentThread().getContextClassLoader());
37 }
38
39 public InvokerMessageListener(
40 MessageListener messageListener, ClassLoader classLoader) {
41
42 _messageListener = messageListener;
43 _classLoader = classLoader;
44 }
45
46 public boolean equals(Object obj) {
47 InvokerMessageListener messageListenerInvoker =
48 (InvokerMessageListener)obj;
49
50 return _messageListener.equals(
51 messageListenerInvoker.getMessageListener());
52 }
53
54 public MessageListener getMessageListener() {
55 return _messageListener;
56 }
57
58 public int hashCode() {
59 return _messageListener.hashCode();
60 }
61
62 public void receive(Message message) {
63 ClassLoader contextClassLoader =
64 Thread.currentThread().getContextClassLoader();
65
66 Thread.currentThread().setContextClassLoader(_classLoader);
67
68 try {
69 _messageListener.receive(message);
70 }
71 finally {
72 Thread.currentThread().setContextClassLoader(contextClassLoader);
73 }
74 }
75
76 private MessageListener _messageListener;
77 private ClassLoader _classLoader;
78
79 }