AdaptableForwarder


1   /*******************************************************************************
2    * Copyright (c) 2000, 2006 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.ui.internal.dialogs;
12  
13  import org.eclipse.core.runtime.IAdaptable;
14  import org.eclipse.ui.internal.util.Util;
15  
16  /**
17   * Class that wraps an object and forwards adapter calls if possible, otherwise
18   * returns the object. This is used to maintain API compatibility with methods that
19   * need an IAdaptable but when the operation supports a broader type.
20   * 
21   * @since 3.2
22   */
23  public class AdaptableForwarder implements IAdaptable {
24  
25      private Object   element;
26      
27      /**
28       * Create a new instance of the receiver.
29       * @param element
30       */
31      public AdaptableForwarder(Object   element) {
32          this.element = element;
33      }
34      
35      /* (non-Javadoc)
36       * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
37       */
38      public Object   getAdapter(Class   adapter) {
39          return Util.getAdapter(element, adapter);
40      }
41  }
42

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