case-study/jdt-before/ui/org/eclipse/jdt/internal/ui/model/JavaModelAdapterFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2005, 2008 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.jdt.internal.ui.model;
  12
  13 import org.eclipse.team.core.mapping.IResourceMappingMerger;
  14 import org.eclipse.team.ui.mapping.ISynchronizationCompareAdapter;
  15
  16 import org.eclipse.core.runtime.IAdapterFactory;
  17
  18 import org.eclipse.core.resources.IResource;
  19 import org.eclipse.core.resources.mapping.ModelProvider;
  20 import org.eclipse.core.resources.mapping.ResourceMapping;
  21
  22 import org.eclipse.ltk.core.refactoring.RefactoringDescriptorProxy;
  23 import org.eclipse.ltk.core.refactoring.history.RefactoringHistory;
  24
  25 /**
  26  * Adaptor factory for model support.
  27  *
  28  * @since 3.2
  29  */
  30 public final class JavaModelAdapterFactory implements IAdapterFactory {
  31
  32         /**
  33          * {@inheritDoc}
  34          */
  35         public Object getAdapter(final Object adaptable, final Class adapter) {
  36                 if (adaptable instanceof JavaModelProvider) {
  37                         if (adapter == IResourceMappingMerger.class)
  38                                 return new JavaModelMerger((ModelProvider) adaptable);
  39                         else if (adapter == ISynchronizationCompareAdapter.class)
  40                                 return new JavaSynchronizationCompareAdapter();
  41                 } else if (adaptable instanceof RefactoringHistory) {
  42                         if (adapter == ResourceMapping.class)
  43                                 return new JavaRefactoringHistoryResourceMapping((RefactoringHistory) adaptable);
  44                         else if (adapter == IResource.class)
  45                                 return new JavaRefactoringHistoryResourceMapping((RefactoringHistory) adaptable).getResource();
  46                 } else if (adaptable instanceof RefactoringDescriptorProxy) {
  47                         if (adapter == ResourceMapping.class)
  48                                 return new JavaRefactoringDescriptorResourceMapping((RefactoringDescriptorProxy) adaptable);
  49                 }
  50                 return null;
  51         }
  52
  53         /**
  54          * {@inheritDoc}
  55          */
  56         public Class[] getAdapterList() {
  57                 return new Class[] { ResourceMapping.class, ISynchronizationCompareAdapter.class, IResource.class};
  58         }
  59 }