SharableParticipants


1   /*******************************************************************************
2    * Copyright (c) 2000, 2005 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.ltk.core.refactoring.participants;
12  
13  import java.util.HashMap  ;
14  import java.util.Map  ;
15  
16  import org.eclipse.ltk.internal.core.refactoring.ParticipantDescriptor;
17  
18  /**
19   * An opaque list to manage sharable participants.
20   * <p>
21   * The list is managed by the refactoring itself. Clients typically
22   * only pass the list to the corresponding method defined in 
23   * {@link org.eclipse.ltk.core.refactoring.participants.ParticipantManager}
24   * </p>
25   * <p> 
26   * Note: this class is not intended to be extended or instantiated by clients.
27   * </p>
28   * 
29   * @see ISharableParticipant
30   * @see org.eclipse.ltk.core.refactoring.participants.ProcessorBasedRefactoring
31   * @see org.eclipse.ltk.core.refactoring.participants.ParticipantManager
32   * 
33   * @since 3.0
34   */
35  public class SharableParticipants {
36      
37      private Map   fMap= new HashMap  ();
38      
39      /* package */ void put(ParticipantDescriptor descriptor, RefactoringParticipant participant) {
40          fMap.put(descriptor, participant);      
41      }
42      /* package */ RefactoringParticipant get(ParticipantDescriptor descriptor) {
43          return (RefactoringParticipant)fMap.get(descriptor);
44      }
45  }
46

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