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Java > Open Source Codes > org > objectweb > jonas > webapp > jonasadmin > LogOutAction


1 /*
2  * $Header: /cvsroot/jonas/jonas/src/org/objectweb/jonas/webapp/jonasadmin/LogOutAction.java,v 1.2 2004/09/15 12:19:50 benoitf Exp $
3  * $Revision: 1.2 $
4  * $Date: 2004/09/15 12:19:50 $
5  *
6  * ====================================================================
7  *
8  * The Apache Software License, Version 1.1
9  *
10  * Copyright (c) 2001 The Apache Software Foundation. All rights
11  * reserved.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  *
17  * 1. Redistributions of source code must retain the above copyright
18  * notice, this list of conditions and the following disclaimer.
19  *
20  * 2. Redistributions in binary form must reproduce the above copyright
21  * notice, this list of conditions and the following disclaimer in
22  * the documentation and/or other materials provided with the
23  * distribution.
24  *
25  * 3. The end-user documentation included with the redistribution, if
26  * any, must include the following acknowlegement:
27  * "This product includes software developed by the
28  * Apache Software Foundation (http://www.apache.org/)."
29  * Alternately, this acknowlegement may appear in the software itself,
30  * if and wherever such third-party acknowlegements normally appear.
31  *
32  * 4. The names "The Jakarta Project", "Struts", and "Apache Software
33  * Foundation" must not be used to endorse or promote products derived
34  * from this software without prior written permission. For written
35  * permission, please contact apache@apache.org.
36  *
37  * 5. Products derived from this software may not be called "Apache"
38  * nor may "Apache" appear in their names without prior written
39  * permission of the Apache Group.
40  *
41  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
42  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
43  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
44  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
45  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
46  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
47  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
48  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
49  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
50  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
51  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52  * SUCH DAMAGE.
53  * ====================================================================
54  *
55  * This software consists of voluntary contributions made by many
56  * individuals on behalf of the Apache Software Foundation. For more
57  * information on the Apache Software Foundation, please see
58  * <http://www.apache.org/>.
59  *
60  */
61
62 package org.objectweb.jonas.webapp.jonasadmin;
63
64 import java.io.IOException JavaDoc;
65
66 import javax.servlet.ServletException JavaDoc;
67 import javax.servlet.http.HttpServletRequest JavaDoc;
68 import javax.servlet.http.HttpServletResponse JavaDoc;
69 import javax.servlet.http.HttpSession JavaDoc;
70
71 import org.apache.struts.action.Action;
72 import org.apache.struts.action.ActionForm;
73 import org.apache.struts.action.ActionForward;
74 import org.apache.struts.action.ActionMapping;
75
76 /**
77  * Implementation of <strong>Action</strong> that logs out of the current
78  * session and returns to the Main Index (which will trigger the login form).
79  *
80  * @author Craig R. McClanahan
81  * @author Florent Benoit (changes for struts 1.2.2)
82  * @version $Revision: 1.2 $ $Date: 2004/09/15 12:19:50 $
83  */
84
85 public final class LogOutAction extends Action {
86
87     // --------------------------------------------------------- Public Methods
88
89     /**
90      * Process the specified HTTP request, and create the corresponding HTTP
91      * response (or forward to another web component that will create it).
92      * Return an <code>ActionForward</code> instance describing where and how
93      * control should be forwarded, or <code>null</code> if the response has
94      * already been completed.
95      *
96      * @param mapping The ActionMapping used to select this instance
97      * @param actionForm The optional ActionForm bean for this request (if any)
98      * @param request The HTTP request we are processing
99      * @param response The HTTP response we are creating
100      *
101      * @exception IOException if an input/output error occurs
102      * @exception ServletException if a servlet exception occurs
103      */
104     public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest JavaDoc request
105         , HttpServletResponse JavaDoc response)
106         throws IOException JavaDoc, ServletException JavaDoc {
107
108         // Invalidate the current session and create a new one
109 HttpSession JavaDoc session = request.getSession();
110         session.invalidate();
111         session = request.getSession(true);
112
113         // Forward control back to the Main Index
114 return (mapping.findForward("Main Index"));
115
116     }
117
118 }
119
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