2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
33 import java.util.ArrayList;
34 import java.util.List;
35 import java.util.Collections;
37 import javax.servlet.http.HttpServletRequest;
39 public class HTTPRequestParser {
40 private HttpServletRequest request;
41 private Map overridingParameters;
43 public HTTPRequestParser(HttpServletRequest aRequest) {
44 this(aRequest, Collections.EMPTY_MAP);
47 public HTTPRequestParser(HttpServletRequest aRequest, Map anOverridingParameters) {
49 overridingParameters = anOverridingParameters;
52 public boolean hasParameter(String aName) {
53 return (request.getParameter(aName)!=null) || overridingParameters.containsKey(aName);
56 public String getParameterWithDefault(String aName, String aDefault) {
57 if (hasParameter(aName))
58 return getParameter(aName);
63 public String getParameter(String aName) {
65 String result = request.getParameter(aName);
68 result = (String) overridingParameters.get(aName);
74 throw new RuntimeException("HTTPRequestParser.getParameter: " + t.getMessage());
78 public List getParameterList(String aName) {
80 List result = new ArrayList();
81 String items[] = request.getParameterValues(aName);
84 for (int i=0; i<items.length; i++) {
92 throw new RuntimeException("HTTPRequestParser.getParameterList: " + t.getMessage());
96 public int getIntegerWithDefault(String aName, int aDefault) {
97 int result = aDefault;
98 String value = getParameter(aName);
101 result = Integer.parseInt(value);
103 catch (Throwable t) {