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1   package org.apache.fulcrum.security.util;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.util.Collection;
23  
24  import org.apache.fulcrum.security.entity.User;
25  
26  /**
27   * This class represents a set of Users. It is based on UserSet. Hibernate
28   * doesn't return the right kind of set, so this is used to force the type of
29   * set.
30   * 
31   * @author <a href="mailto:epugh@upstate.com">Eric Pugh</a>
32   * @version $Id$
33   */
34  public class UserSet<T extends User> extends SecuritySet<User>
35  {
36      /**
37       * Serial number
38       */
39      private static final long serialVersionUID = 4415634631270197073L;
40  
41      /**
42       * Constructs an empty UserSet
43       */
44      public UserSet()
45      {
46          super();
47      }
48  
49      /**
50       * Constructs a new UserSet with specified contents.
51       * 
52       * If the given collection contains multiple objects that are identical WRT
53       * equals() method, some objects will be overwritten.
54       * 
55       * @param users
56       *            A collection of users to be contained in the set.
57       */
58      public UserSet(Collection<? extends User> users)
59      {
60          this();
61          addAll(users);
62      }
63  
64      /**
65       * Returns a User with the given name, if it is contained in this UserSet.
66       * 
67       * @param userName
68       *            Name of User.
69       * @return User if argument matched a User in this UserSet; null if no
70       *         match.
71       * @deprecated use getByName()
72       */
73      @Deprecated
74      public User getUserByName(String userName)
75      {
76          return getByName(userName);
77      }
78  
79      /**
80       * Returns a User with the given id, if it is contained in this UserSet.
81       * 
82       * @param userId
83       *            id of the User.
84       * @return User if argument matched a User in this UserSet; null if no
85       *         match.
86       * @deprecated use getById()
87       */
88      @Deprecated
89      public User getUserById(Object userId)
90      {
91          return getById(userId);
92      }
93  
94      /**
95       * Print out a UserSet as a String
96       * 
97       * @return The User Set as String
98       * 
99       */
100     @Override
101     public String toString()
102     {
103         StringBuilder sb = new StringBuilder();
104         sb.append("UserSet: ");
105         sb.append(super.toString());
106 
107         return sb.toString();
108     }
109 }