| ParallelDestination.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 import java.util.concurrent.ThreadPoolExecutor;
26
27 /**
28 * <a href="ParallelDestination.java.html"><b><i>View Source</i></b></a>
29 *
30 * <p>
31 * Destination that delivers a message to a list of message listeners in
32 * parallel.
33 * </p>
34 *
35 * @author Michael C. Han
36 *
37 */
38 public class ParallelDestination extends ArrayDispatcherDestination {
39
40 public ParallelDestination(String name) {
41 super(name);
42 }
43
44 public ParallelDestination(
45 String name, int workersCoreSize, int workersMaxSize) {
46
47 super(name, workersCoreSize, workersMaxSize);
48 }
49
50 protected void dispatch(
51 MessageListener[] listeners, final Object message) {
52
53 ThreadPoolExecutor threadPoolExecutor = getThreadPoolExecutor();
54
55 for (final MessageListener listener : listeners) {
56 Runnable runnable = new Runnable() {
57
58 public void run() {
59 listener.receive(message);
60 }
61
62 };
63
64 threadPoolExecutor.execute(runnable);
65 }
66 }
67
68 protected void dispatch(
69 MessageListener[] listeners, final String message) {
70
71 ThreadPoolExecutor threadPoolExecutor = getThreadPoolExecutor();
72
73 for (final MessageListener listener : listeners) {
74 Runnable runnable = new Runnable() {
75
76 public void run() {
77 listener.receive(message);
78 }
79
80 };
81
82 threadPoolExecutor.execute(runnable);
83 }
84 }
85
86 }