01: /*
02: * JOnAS: Java(TM) Open Application Server
03: * Copyright (C) 1999-2005 Bull S.A.
04: * Contact: jonas-team@objectweb.org
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * version 2.1 of the License, or any later version.
10: *
11: * This library is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this library; if not, write to the Free Software
18: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19: * USA
20: *
21: * Initial developer(s): Brice Ruzand
22: *
23: * --------------------------------------------------------------------------
24: * $Id$
25: * --------------------------------------------------------------------------
26: */
27: package emb.sample.servlet;
28:
29: import javax.ejb.RemoveException;
30: import javax.servlet.http.HttpSessionEvent;
31: import javax.servlet.http.HttpSessionListener;
32:
33: import emb.sample.session.MediaSampleSessionLocal;
34:
35: /**
36: * The session manager to destroy used media
37: */
38: public class HttpSessionMgr implements HttpSessionListener {
39:
40: /**
41: * @see javax.servlet.http.HttpSessionListener#sessionCreated(javax.servlet.http.HttpSessionEvent)
42: * @inheritDoc
43: */
44: public void sessionCreated(HttpSessionEvent se) {
45: // do nothing
46: }
47:
48: /**
49: * Remove all media created during this session
50: *
51: * @see javax.servlet.http.HttpSessionListener#sessionDestroyed(javax.servlet.http.HttpSessionEvent)
52: * @inheritDoc
53: */
54: public void sessionDestroyed(HttpSessionEvent se) {
55:
56: // get session bean
57: MediaSampleSessionLocal sessionBean = (MediaSampleSessionLocal) se
58: .getSession().getAttribute("sessionBean");
59:
60: if (sessionBean != null) {
61: try {
62:
63: // the session bean
64: sessionBean.remove();
65:
66: } catch (RemoveException e) {
67: // do nothing
68: }
69: se.getSession().setAttribute("sessionBean", null);
70: }
71:
72: }
73: }
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