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.servlet;
16  
17  import javax.servlet.ServletContextEvent;
18  import javax.servlet.ServletContextListener;
19  import javax.servlet.http.HttpSessionListener;
20  
21  /**
22   * <a href="PortletSessionListenerLoader.java.html"><b><i>View Source</i></b>
23   * </a>
24   *
25   * <p>
26   * See http://issues.liferay.com/browse/LEP-2299.
27   * </p>
28   *
29   * @author Olaf Fricke
30   * @author Brian Wing Shun Chan
31   */
32  public class PortletSessionListenerLoader implements ServletContextListener {
33  
34      public PortletSessionListenerLoader(HttpSessionListener listener) {
35          _listener = listener;
36      }
37  
38      public void contextInitialized(ServletContextEvent event) {
39          PortletSessionListenerManager.addListener(_listener);
40      }
41  
42      public void contextDestroyed(ServletContextEvent event) {
43          PortletSessionListenerManager.removeListener(_listener);
44  
45          _listener = null;
46      }
47  
48      private HttpSessionListener _listener;
49  
50  }