| InvokerMessageListener.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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 public class InvokerMessageListener implements MessageListener {
31
32 public InvokerMessageListener(MessageListener messageListener) {
33 this(
34 messageListener,
35 Thread.currentThread().getContextClassLoader());
36 }
37
38 public InvokerMessageListener(
39 MessageListener messageListener, ClassLoader classLoader) {
40
41 _messageListener = messageListener;
42 _classLoader = classLoader;
43 }
44
45 public boolean equals(Object obj) {
46 InvokerMessageListener messageListenerInvoker =
47 (InvokerMessageListener)obj;
48
49 return _messageListener.equals(
50 messageListenerInvoker.getMessageListener());
51 }
52
53 public ClassLoader getClassLoader() {
54 return _classLoader;
55 }
56
57 public MessageListener getMessageListener() {
58 return _messageListener;
59 }
60
61 public int hashCode() {
62 return _messageListener.hashCode();
63 }
64
65 public void receive(Message message) {
66 Thread currentThread = Thread.currentThread();
67
68 ClassLoader contextClassLoader = currentThread.getContextClassLoader();
69
70 currentThread.setContextClassLoader(_classLoader);
71
72 try {
73 _messageListener.receive(message);
74 }
75 finally {
76 currentThread.setContextClassLoader(contextClassLoader);
77 }
78 }
79
80 private MessageListener _messageListener;
81 private ClassLoader _classLoader;
82
83 }