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1   /*
2    * $Source$
3    * $Revision$
4    *
5    * Copyright (C) 2007 Tim Pizey
6    *
7    * Part of Melati (http://melati.org), a framework for the rapid
8    * development of clean, maintainable web applications.
9    *
10   * Melati is free software; Permission is granted to copy, distribute
11   * and/or modify this software under the terms either:
12   *
13   * a) the GNU General Public License as published by the Free Software
14   *    Foundation; either version 2 of the License, or (at your option)
15   *    any later version,
16   *
17   *    or
18   *
19   * b) any version of the Melati Software License, as published
20   *    at http://melati.org
21   *
22   * You should have received a copy of the GNU General Public License and
23   * the Melati Software License along with this program;
24   * if not, write to the Free Software Foundation, Inc.,
25   * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26   * GNU General Public License and visit http://melati.org to obtain the
27   * Melati Software License.
28   *
29   * Feel free to contact the Developers of Melati (http://melati.org),
30   * if you would like to work out a different arrangement than the options
31   * outlined here.  It is our intention to allow Melati to be used by as
32   * wide an audience as possible.
33   *
34   * This program is distributed in the hope that it will be useful,
35   * but WITHOUT ANY WARRANTY; without even the implied warranty of
36   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
37   * GNU General Public License for more details.
38   *
39   * Contact details for copyright holder:
40   *
41   *     Tim Pizey <timp At paneris.org>
42   *     http://paneris.org/~timp
43   */
44  
45  package org.melati.servlet;
46  
47  import javax.servlet.ServletContextEvent;
48  import javax.servlet.ServletContextListener;
49  
50  import org.melati.poem.PoemDatabaseFactory;
51  
52  /**
53   * Close databases when servlet context is destroyed.
54   * 
55   * @author timp
56   * @since 30 May 2007
57   * @see org.melati.poem.PoemDatabaseFactory
58   */
59  public final class PoemServletContextListener implements ServletContextListener {
60  
61    /**
62     * Disconnect from any databases. 
63     * {@inheritDoc}
64     * 
65     * @see javax.servlet.ServletContextListener#contextDestroyed(javax.servlet.ServletContextEvent)
66     */
67    public void contextDestroyed(ServletContextEvent servletContextEvent) {
68      System.err.println("Context listener closing dbs");
69      Thread shutdown = PoemDatabaseFactory.getPoemShutdownThread();
70      shutdown.run();
71    }
72  
73    /**
74     * {@inheritDoc}
75     * 
76     * @see javax.servlet.ServletContextListener#contextInitialized(javax.servlet.ServletContextEvent)
77     */
78    public void contextInitialized(ServletContextEvent servletContextEvent) {
79      System.err.println("Context listener listening");
80    }
81  
82  }