1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   *
12   *
13   */
14  
15  package com.liferay.portal.kernel.messaging;
16  
17  import com.liferay.portal.kernel.util.ThreadLocalRegistry;
18  
19  import java.util.Set;
20  import java.util.concurrent.ThreadPoolExecutor;
21  
22  /**
23   * <a href="ParallelDestination.java.html"><b><i>View Source</i></b></a>
24   *
25   * <p>
26   * Destination that delivers a message to a list of message listeners in
27   * parallel.
28   * </p>
29   *
30   * @author Michael C. Han
31   */
32  public class ParallelDestination extends BaseDestination {
33  
34      public ParallelDestination() {
35      }
36  
37      /**
38       * @deprecated
39       */
40      public ParallelDestination(String name) {
41          super(name);
42      }
43  
44      /**
45       * @deprecated
46       */
47      public ParallelDestination(
48          String name, int workersCoreSize, int workersMaxSize) {
49  
50          super(name, workersCoreSize, workersMaxSize);
51      }
52  
53      protected void dispatch(
54          Set<MessageListener> messageListeners, final Message message) {
55  
56          ThreadPoolExecutor threadPoolExecutor = getThreadPoolExecutor();
57  
58          for (final MessageListener messageListener : messageListeners) {
59              Runnable runnable = new MessageRunnable(message) {
60  
61                  public void run() {
62                      try {
63                          messageListener.receive(message);
64                      }
65                      finally {
66                          ThreadLocalRegistry.resetThreadLocals();
67                      }
68                  }
69  
70              };
71  
72              threadPoolExecutor.execute(runnable);
73          }
74      }
75  
76  }