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Java > Open Source Codes > com > sun > j2ee > blueprints > consumerwebsite > actions > SignOffHTMLAction


1 /*
2 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * - Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * - Redistribution in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
14 * distribution.
15 *
16 * Neither the name of Sun Microsystems, Inc. or the names of
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * This software is provided "AS IS," without a warranty of any
21 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
22 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
24 * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES
25 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
26 * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
27 * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
28 * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
29 * PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
30 * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
31 * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
32 *
33 * You acknowledge that Software is not designed, licensed or intended
34 * for use in the design, construction, operation or maintenance of
35 * any nuclear facility.
36 */
37
38 package com.sun.j2ee.blueprints.consumerwebsite.actions;
39
40 // j2ee imports
41 import javax.servlet.http.HttpServletRequest JavaDoc;
42 import javax.servlet.http.HttpServletResponse JavaDoc;
43
44 // signon filter
45 import com.sun.j2ee.blueprints.signon.web.SignOnFilter;
46
47 // waf imports
48 import com.sun.j2ee.blueprints.waf.controller.Event;
49 import com.sun.j2ee.blueprints.waf.controller.web.html.HTMLActionSupport;
50 import com.sun.j2ee.blueprints.waf.controller.web.html.HTMLActionException;
51
52 // adventure imports
53 import com.sun.j2ee.blueprints.consumerwebsite.AdventureKeys;
54 /**
55  * Handles responsibilities related to getting HTTP request
56  * info and making the calls to the signon component
57  * to access the database.
58  */
59 public class SignOffHTMLAction extends HTMLActionSupport {
60
61     /**
62      * Handles the http request to create an signon, and provides an
63      * appropriate response.
64      *
65      * Post-condition: Set the bean with info to populate response.
66      */
67     public Event perform(HttpServletRequest JavaDoc request)
68   throws HTMLActionException {
69         // destroy the session will understand.
70 try {
71             request.getSession().invalidate();
72         } catch (Exception JavaDoc e) {
73               // swallow the invalid state exception
74 }
75         // there is no need for an event because all processing was done here
76 return null;
77     }
78 }
79
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