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Java > Open Source Codes > net > sf > jguard > jee > authentication > http > AnonymizerRequestWrapper


1 /*
2 jGuard is a security framework based on top of jaas (java authentication and authorization security).
3 it is written for web applications, to resolve simply, access control problems.
4 version $Name$
5 http://sourceforge.net/projects/jguard/
6
7 Copyright (C) 2004 Charles GAY
8
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Lesser General Public
11 License as published by the Free Software Foundation; either
12 version 2.1 of the License, or (at your option) any later version.
13
14 This library is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public
20 License along with this library; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22
23
24 jGuard project home page:
25 http://sourceforge.net/projects/jguard/
26
27 */
28 package net.sf.jguard.jee.authentication.http;
29
30 import javax.servlet.http.HttpServletRequest JavaDoc;
31 import javax.servlet.http.HttpServletRequestWrapper JavaDoc;
32
33 import net.sf.jguard.ext.SecurityConstants;
34
35 /**
36  * wrap the ServletRequest object to 'decorate' it to
37  * anonymize the user by hiding some request parameters.
38  * @author <a HREF="mailto:diabolo512@users.sourceforge.net">Charles Gay</a>
39  *
40  */
41 public class AnonymizerRequestWrapper extends HttpServletRequestWrapper JavaDoc {
42     private HttpServletRequest JavaDoc req;
43     private String JavaDoc loginField="login";
44     private String JavaDoc passwordField="password";
45
46     public AnonymizerRequestWrapper(HttpServletRequest JavaDoc req) {
47         super(req);
48         this.req = req;
49     }
50
51     public AnonymizerRequestWrapper(HttpServletRequest JavaDoc req,String JavaDoc loginField,String JavaDoc passwordField) {
52         super(req);
53        this.loginField = loginField;
54        this.passwordField = passwordField;
55     }
56
57     public String JavaDoc getParameter(String JavaDoc parameterName){
58
59         if(loginField.equals(parameterName)||passwordField.equals(parameterName)){
60             return SecurityConstants.GUEST;
61         }else{
62            return req.getParameter(parameterName);
63         }
64     }
65
66 }
67
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