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1   /************************************************************************
2    * Copyright (c) 1999-2006 The Apache Software Foundation.             *
3    * All rights reserved.                                                *
4    * ------------------------------------------------------------------- *
5    * Licensed under the Apache License, Version 2.0 (the "License"); you *
6    * may not use this file except in compliance with the License. You    *
7    * may obtain a copy of the License at:                                *
8    *                                                                     *
9    *     http://www.apache.org/licenses/LICENSE-2.0                      *
10   *                                                                     *
11   * Unless required by applicable law or agreed to in writing, software *
12   * distributed under the License is distributed on an "AS IS" BASIS,   *
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or     *
14   * implied.  See the License for the specific language governing       *
15   * permissions and limitations under the License.                      *
16   ***********************************************************************/
17  
18  package org.apache.james.services;
19  
20  import java.util.Iterator;
21  
22  /***
23   * Interface for Phoenix blocks to access a store of Users. A UserStore
24   * contains one or more UserRepositories. Multiple UserRepositories may or may
25   * not have overlapping membership. 
26   *
27   * @version 1.0.0, 24/04/1999
28   */
29  public interface UsersStore 
30  {
31      /***
32       * The component role used by components implementing this service
33       */
34      String ROLE = "org.apache.james.services.UsersStore";
35  
36      /*** 
37       * Get the repository, if any, whose name corresponds to
38       * the argument parameter
39       *
40       * @param name the name of the desired repository
41       *
42       * @return the UsersRepository corresponding to the name parameter
43       */
44      UsersRepository getRepository( String name );
45  
46      /*** 
47       * Yield an <code>Iterator</code> over the set of repository
48       * names managed internally by this store.
49       *
50       * @return an Iterator over the set of repository names
51       *         for this store
52       */
53      Iterator getRepositoryNames();
54  }