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.servlet;
24  
25  import javax.servlet.ServletContextEvent;
26  import javax.servlet.ServletContextListener;
27  import javax.servlet.http.HttpSessionListener;
28  
29  /**
30   * <a href="PortletSessionListenerLoader.java.html"><b><i>View Source</i></b>
31   * </a>
32   *
33   * <p>
34   * See http://support.liferay.com/browse/LEP-2299.
35   * </p>
36   *
37   * @author Olaf Fricke
38   * @author Brian Wing Shun Chan
39   *
40   */
41  public class PortletSessionListenerLoader implements ServletContextListener {
42  
43      public PortletSessionListenerLoader(HttpSessionListener listener) {
44          _listener = listener;
45      }
46  
47      public void contextInitialized(ServletContextEvent event) {
48          PortletSessionListenerManager.addListener(_listener);
49      }
50  
51      public void contextDestroyed(ServletContextEvent event) {
52          PortletSessionListenerManager.removeListener(_listener);
53  
54          _listener = null;
55      }
56  
57      private HttpSessionListener _listener;
58  
59  }