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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  package org.apache.http.auth;
28  
29  import java.io.Serializable;
30  import java.security.Principal;
31  
32  import org.apache.http.annotation.Immutable;
33  import org.apache.http.util.Args;
34  import org.apache.http.util.LangUtils;
35  
36  /**
37   * Simple {@link Credentials} implementation based on a user name / password
38   * pair.
39   *
40   * @since 4.0
41   */
42  @Immutable
43  public class UsernamePasswordCredentials implements Credentials, Serializable {
44  
45      private static final long serialVersionUID = 243343858802739403L;
46  
47      private final BasicUserPrincipal principal;
48      private final String password;
49  
50      /**
51       * The constructor with the username and password combined string argument.
52       *
53       * @param usernamePassword the username:password formed string
54       * @see #toString
55       * @deprecated (4.5) will be replaced with {@code String}, {@code char[]} in 5.0
56       */
57      public UsernamePasswordCredentials(final String usernamePassword) {
58          super();
59          Args.notNull(usernamePassword, "Username:password string");
60          final int atColon = usernamePassword.indexOf(':');
61          if (atColon >= 0) {
62              this.principal = new BasicUserPrincipal(usernamePassword.substring(0, atColon));
63              this.password = usernamePassword.substring(atColon + 1);
64          } else {
65              this.principal = new BasicUserPrincipal(usernamePassword);
66              this.password = null;
67          }
68      }
69  
70  
71      /**
72       * The constructor with the username and password arguments.
73       *
74       * @param userName the user name
75       * @param password the password
76       */
77      public UsernamePasswordCredentials(final String userName, final String password) {
78          super();
79          Args.notNull(userName, "Username");
80          this.principal = new BasicUserPrincipal(userName);
81          this.password = password;
82      }
83  
84      @Override
85      public Principal getUserPrincipal() {
86          return this.principal;
87      }
88  
89      public String getUserName() {
90          return this.principal.getName();
91      }
92  
93      @Override
94      public String getPassword() {
95          return password;
96      }
97  
98      @Override
99      public int hashCode() {
100         return this.principal.hashCode();
101     }
102 
103     @Override
104     public boolean equals(final Object o) {
105         if (this == o) {
106             return true;
107         }
108         if (o instanceof UsernamePasswordCredentials) {
109             final UsernamePasswordCredentials that = (UsernamePasswordCredentials) o;
110             if (LangUtils.equals(this.principal, that.principal)) {
111                 return true;
112             }
113         }
114         return false;
115     }
116 
117     @Override
118     public String toString() {
119         return this.principal.toString();
120     }
121 
122 }
123