| SerialDestination.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 2.1 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 */
14
15 package com.liferay.portal.kernel.messaging;
16
17 import java.util.Set;
18 import java.util.concurrent.ThreadPoolExecutor;
19
20 /**
21 * <a href="SerialDestination.java.html"><b><i>View Source</i></b></a>
22 *
23 * <p>
24 * Destination that delivers a message to a list of message listeners one at a
25 * time.
26 * </p>
27 *
28 * @author Michael C. Han
29 */
30 public class SerialDestination extends BaseDestination {
31
32 public SerialDestination() {
33 }
34
35 /**
36 * @deprecated
37 */
38 public SerialDestination(String name) {
39 super(name, _WORKERS_CORE_SIZE, _WORKERS_MAX_SIZE);
40 }
41
42 protected void dispatch(
43 final Set<MessageListener> messageListeners, final Message message) {
44
45 ThreadPoolExecutor threadPoolExecutor = getThreadPoolExecutor();
46
47 Runnable runnable = new Runnable() {
48
49 public void run() {
50 for (MessageListener messageListener : messageListeners) {
51 messageListener.receive(message);
52 }
53 }
54
55 };
56
57 threadPoolExecutor.execute(runnable);
58 }
59
60 private static final int _WORKERS_CORE_SIZE = 1;
61
62 private static final int _WORKERS_MAX_SIZE = 1;
63
64 }