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Java > Open Source Codes > org > apache > commons > httpclient > auth > AuthSchemeBase


1 /*
2  * $Header: /home/cvs/jakarta-commons/httpclient/src/java/org/apache/commons/httpclient/auth/AuthSchemeBase.java,v 1.3.2.1 2004/02/22 18:21:14 olegk Exp $
3  * $Revision: 1.3.2.1 $
4  * $Date: 2004/02/22 18:21:14 $
5  *
6  * ====================================================================
7  *
8  * Copyright 2002-2004 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.auth;
33
34 /**
35  * <p>
36  * Abstract authentication scheme class that implements {@link AuthScheme}
37  * interface and provides a default contstructor.
38  * </p>
39  *
40  * @author <a HREF="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
41  */
42 public abstract class AuthSchemeBase implements AuthScheme {
43
44     /**
45      * Original challenge string as received from the server.
46      */
47     private String JavaDoc challenge = null;
48
49     /**
50      * Constructor for an abstract authetication schemes.
51      *
52      * @param challenge authentication challenge
53      *
54      * @throws MalformedChallengeException is thrown if the authentication challenge
55      * is malformed
56      */
57     public AuthSchemeBase(final String JavaDoc challenge)
58       throws MalformedChallengeException {
59         super();
60         if (challenge == null) {
61             throw new IllegalArgumentException JavaDoc("Challenge may not be null");
62         }
63         this.challenge = challenge;
64     }
65
66     /**
67      * @see java.lang.Object#equals(Object)
68      */
69     public boolean equals(Object JavaDoc obj) {
70         if (obj instanceof AuthSchemeBase) {
71             return this.challenge.equals(((AuthSchemeBase) obj).challenge);
72         } else {
73             return super.equals(obj);
74         }
75     }
76
77     /**
78      * @see java.lang.Object#hashCode()
79      */
80     public int hashCode() {
81         return this.challenge.hashCode();
82     }
83
84     /**
85      * @see java.lang.Object#toString()
86      */
87     public String JavaDoc toString() {
88         return this.challenge;
89     }
90 }
91
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