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19  
20  package org.apache.james.services;
21  
22  import java.util.Iterator;
23  
24  /***
25   * Interface for Phoenix blocks to access a store of Users. A UserStore
26   * contains one or more UserRepositories. Multiple UserRepositories may or may
27   * not have overlapping membership. 
28   *
29   * @version 1.0.0, 24/04/1999
30   */
31  public interface UsersStore 
32  {
33      /***
34       * The component role used by components implementing this service
35       */
36      String ROLE = "org.apache.james.services.UsersStore";
37  
38      /*** 
39       * Get the repository, if any, whose name corresponds to
40       * the argument parameter
41       *
42       * @param name the name of the desired repository
43       *
44       * @return the UsersRepository corresponding to the name parameter
45       */
46      UsersRepository getRepository( String name );
47  
48      /*** 
49       * Yield an <code>Iterator</code> over the set of repository
50       * names managed internally by this store.
51       *
52       * @return an Iterator over the set of repository names
53       *         for this store
54       */
55      Iterator getRepositoryNames();
56  }