1 /*
2 * $Source: /usr/cvsroot/melati/melati/src/main/java/org/melati/util/HttpServletRequestParameters.java,v $
3 * $Revision: 1.15 $
4 *
5 * Copyright (C) 2000 William Chesters
6 *
7 * Part of Melati (http://melati.org), a framework for the rapid
8 * development of clean, maintainable web applications.
9 *
10 * Melati is free software; Permission is granted to copy, distribute
11 * and/or modify this software under the terms either:
12 *
13 * a) the GNU General Public License as published by the Free Software
14 * Foundation; either version 2 of the License, or (at your option)
15 * any later version,
16 *
17 * or
18 *
19 * b) any version of the Melati Software License, as published
20 * at http://melati.org
21 *
22 * You should have received a copy of the GNU General Public License and
23 * the Melati Software License along with this program;
24 * if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 * GNU General Public License and visit http://melati.org to obtain the
27 * Melati Software License.
28 *
29 * Feel free to contact the Developers of Melati (http://melati.org),
30 * if you would like to work out a different arrangement than the options
31 * outlined here. It is our intention to allow Melati to be used by as
32 * wide an audience as possible.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * Contact details for copyright holder:
40 *
41 * William Chesters <williamc At paneris.org>
42 * http://paneris.org/~williamc
43 * Obrechtstraat 114, 2517VX Den Haag, The Netherlands
44 */
45
46 package org.melati.util;
47
48 import java.util.Enumeration;
49 import java.util.Hashtable;
50 import javax.servlet.http.HttpSession;
51 import javax.servlet.http.HttpServletRequest;
52
53 /**
54 * The parameters of an Http Servlet Request.
55 */
56 public class HttpServletRequestParameters {
57
58 final Hashtable parameters;
59 final String requestURL;
60 final String queryString;
61 final String method;
62 final String sessionID;
63
64 /**
65 * Constructor.
66 * @param request to extract parameters from
67 */
68 public HttpServletRequestParameters(HttpServletRequest request) {
69 parameters = new Hashtable();
70 for (Enumeration p = request.getParameterNames();
71 p.hasMoreElements();) {
72 String name = (String)p.nextElement();
73 parameters.put(name, request.getParameterValues(name));
74 }
75
76 requestURL = HttpUtil.getRelativeRequestURL(request);
77 queryString = request.getQueryString();
78 method = request.getMethod();
79 HttpSession session = request.getSession(true);
80 sessionID = session == null ? null : session.getId();
81 }
82
83 /**
84 * @return the extracted parameters
85 */
86 public Hashtable getParameters() {
87 return parameters;
88 }
89
90 /**
91 * @return URL String
92 */
93 public String continuationURL() {
94 return
95 requestURL +
96 (method.equals("PUT") || queryString == null ? "" : "?" + queryString);
97 }
98 }