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Java > Open Source Codes > com > mvnforum > RequestProcessorDefault


1 /*
2  * $Header: /cvsroot/mvnforum/mvnforum/src/com/mvnforum/RequestProcessorDefault.java,v 1.5 2006/04/14 17:05:25 minhnn Exp $
3  * $Author: minhnn $
4  * $Revision: 1.5 $
5  * $Date: 2006/04/14 17:05:25 $
6  *
7  * ====================================================================
8  *
9  * Copyright (C) 2002-2006 by MyVietnam.net
10  *
11  * All copyright notices regarding mvnForum MUST remain
12  * intact in the scripts and in the outputted HTML.
13  * The "powered by" text/logo with a link back to
14  * http://www.mvnForum.com and http://www.MyVietnam.net in
15  * the footer of the pages MUST remain visible when the pages
16  * are viewed on the internet or intranet.
17  *
18  * This program is free software; you can redistribute it and/or modify
19  * it under the terms of the GNU General Public License as published by
20  * the Free Software Foundation; either version 2 of the License, or
21  * any later version.
22  *
23  * This program is distributed in the hope that it will be useful,
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26  * GNU General Public License for more details.
27  *
28  * You should have received a copy of the GNU General Public License
29  * along with this program; if not, write to the Free Software
30  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31  *
32  * Support can be obtained from support forums at:
33  * http://www.mvnForum.com/mvnforum/index
34  *
35  * Correspondence and Marketing Questions can be sent to:
36  * info at MyVietnam net
37  *
38  * @author: Luis Miguel Hernanz
39  * @author: Minh Nguyen
40  */
41 package com.mvnforum;
42
43 import java.io.UnsupportedEncodingException JavaDoc;
44 import javax.servlet.http.HttpServletRequest JavaDoc;
45 import javax.servlet.http.HttpServletResponse JavaDoc;
46
47 import org.apache.commons.logging.Log;
48 import org.apache.commons.logging.LogFactory;
49
50 /**
51  * Empty implementation of the RequestProcessor interface.
52  *
53  * @author <a HREF="luish@germinus.com">Luis Miguel Hernanz</a>
54  * @version $Revision: 1.5 $
55  */
56 public class RequestProcessorDefault implements RequestProcessor {
57
58     private static Log log = LogFactory.getLog(RequestProcessorDefault.class);
59
60     /**
61      * This is the first method called in the request processing. This
62      * method returns always <code>null</code>.
63      *
64      * @param request a <code>HttpServletRequest</code> value
65      * @param response a <code>HttpServletResponse</code> value
66      */
67     public String JavaDoc preLogin(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response) {
68         try {
69             request.setCharacterEncoding("utf-8");
70         } catch (UnsupportedEncodingException JavaDoc e){
71             log.warn("Error setting the character encoding from the request", e);
72         }
73         return null;
74     }
75
76     /**
77      * The method receives the user request just before the
78      * authentication has been checked. This method always returns
79      * <code>null</code>.
80      *
81      * @param request a <code>HttpServletRequest</code> value
82      * @param response a <code>HttpServletResponse</code> value
83      */
84     public String JavaDoc preProcess(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response) {
85         return null;
86     }
87
88     /**
89      * This method is called just before the call to the final request
90      * dispatcher forward. This method always returns
91      * <code>responseURI</code>.
92      *
93      * @param request a <code>HttpServletRequest</code> value
94      * @param response a <code>HttpServletResponse</code> value
95      * @param responseURI the path to which the control will be
96      * forwarded after this method has finished.
97      */
98     public String JavaDoc postProcess(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response, String JavaDoc responseURI) {
99         return responseURI;
100     }
101 }
102
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