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Java > Open Source Codes > org > apache > commons > httpclient > server > ErrorResponse


1 /*
2  * $Header: /home/cvs/jakarta-commons/httpclient/src/test/org/apache/commons/httpclient/server/ErrorResponse.java,v 1.1.2.2 2004/02/22 18:21:18 olegk Exp $
3  * $Revision: 1.1.2.2 $
4  * $Date: 2004/02/22 18:21:18 $
5  *
6  * ====================================================================
7  *
8  * Copyright 1999-2004 The Apache Software Foundation
9  *
10  * Licensed under the Apache License, Version 2.0 (the "License");
11  * you may not use this file except in compliance with the License.
12  * You may obtain a copy of the License at
13  *
14  * http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing, software
17  * distributed under the License is distributed on an "AS IS" BASIS,
18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19  * See the License for the specific language governing permissions and
20  * limitations under the License.
21  * ====================================================================
22  *
23  * This software consists of voluntary contributions made by many
24  * individuals on behalf of the Apache Software Foundation. For more
25  * information on the Apache Software Foundation, please see
26  * <http://www.apache.org/>.
27  *
28  * [Additional notices, if required by prior licensing conditions]
29  *
30  */
31
32 package org.apache.commons.httpclient.server;
33
34 import java.util.HashMap JavaDoc;
35
36 import org.apache.commons.httpclient.HttpStatus;
37
38 /**
39  * Default error responses.
40  *
41  * @author Christian Kohlschuetter
42  */
43 public class ErrorResponse {
44     private static ErrorResponse instance = null;
45     public static synchronized ErrorResponse getInstance() {
46         if(instance == null) {
47             instance = new ErrorResponse();
48         }
49         return instance;
50     }
51     
52     private final HashMap JavaDoc responses = new HashMap JavaDoc();
53     
54     private ErrorResponse() {
55     }
56     
57     public void setResponse(int statusCode, GenericResponse r) {
58         Integer JavaDoc code = new Integer JavaDoc(statusCode);
59         responses.put(code, r);
60     }
61     
62     public GenericResponse getResponse(int statusCode) {
63         Integer JavaDoc code = new Integer JavaDoc(statusCode);
64         GenericResponse r = (GenericResponse)responses.get(code);
65         if(r == null) {
66             String JavaDoc text = statusCode+" "+HttpStatus.getStatusText(statusCode);
67             r = new GenericResponse("HTTP/1.0 "+text,
68             "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n"
69                 + "<html>\n<head>"
70                 + "<title>"+text+"</title>"
71                 + "</head>\n<body>"
72                 + "<h1>"+text+"</h1></body>\n</html>\n",
73             "text/html");
74             
75             responses.put(code, r);
76         }
77         return r;
78     }
79 }
80
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