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.jmx;
16  
17  import com.liferay.portal.kernel.messaging.Destination;
18  
19  import javax.management.MalformedObjectNameException;
20  import javax.management.ObjectName;
21  
22  /**
23   * <a href="DestinationManager.java.html"><b><i>View Source</i></b></a>
24   *
25   * @author Michael C. Han
26   * @author Brian Wing Shun Chan
27   */
28  public class DestinationManager implements DestinationManagerMBean {
29  
30      public static ObjectName createObjectName(String destinationName) {
31          try {
32              return new ObjectName(_OBJECT_NAME_PREFIX + destinationName);
33          }
34          catch (MalformedObjectNameException mone) {
35              throw new IllegalStateException(mone);
36          }
37      }
38  
39      public DestinationManager(Destination destination) {
40          _destination = destination;
41      }
42  
43      public int getListenerCount() {
44          return _destination.getMessageListenerCount();
45      }
46  
47      private static final String _OBJECT_NAME_PREFIX =
48          "Liferay:product=Portal,type=MessagingDestination,name=";
49  
50      private Destination _destination;
51  
52  }