1   /*
2    * Copyright 2003 - 2013 The eFaps Team
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   *
16   * Revision:        $Rev$
17   * Last Changed:    $Date$
18   * Last Changed By: $Author$
19   */
20  
21  package org.efaps.jaas.efaps;
22  
23  /**
24   * The class implements the {@link java.security.Principal} interface for a
25   * user. The class is used from the {@link UserLoginModule} class to implement
26   * a JAAS login module and set the group principals.
27   *
28   * @author The eFaps Team
29   * @version $Id$
30   */
31  public final class GroupPrincipal
32      extends AbstractPrincipal
33  {
34      /**
35       * Unique identifier used to serialize.
36       */
37      private static final long serialVersionUID = -6997130370815113314L;
38  
39      /**
40       * Constructor used to create a new group principal instance.
41       *
42       * @param _name name of the user
43       */
44      protected GroupPrincipal(final String _name)
45      {
46          super(_name);
47      }
48  
49      /**
50       * Compares this principal to the specified object.
51       *
52       * @param _another object to compare to this principle
53       * @return returns <i>true</i> if the other object is from this class and
54       *         has the same name (method equals is used), otherwise <i>false</i>
55       */
56      //CHECKSTYLE:OFF
57      @Override
58      public boolean equals(final Object _another)
59      {
60          return _another instanceof GroupPrincipal && ((GroupPrincipal) _another).getName().equals(getName());
61      }
62  }