net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/JavaElementAdapterFactory.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11
  12 package net.sourceforge.phpdt.internal.ui;
  13
  14
  15 import net.sourceforge.phpdt.core.ICompilationUnit;
  16 import net.sourceforge.phpdt.core.IJavaElement;
  17 import net.sourceforge.phpdt.core.IPackageFragmentRoot;
  18 import net.sourceforge.phpdt.internal.corext.util.JavaModelUtil;
  19
  20 import org.eclipse.core.resources.IFile;
  21 import org.eclipse.core.resources.IProject;
  22 import org.eclipse.core.resources.IResource;
  23 import org.eclipse.core.runtime.IAdaptable;
  24 import org.eclipse.core.runtime.IAdapterFactory;
  25 import org.eclipse.ui.IContributorResourceAdapter;
  26 import org.eclipse.ui.IPersistableElement;
  27 import org.eclipse.ui.views.properties.FilePropertySource;
  28 import org.eclipse.ui.views.properties.IPropertySource;
  29 import org.eclipse.ui.views.properties.ResourcePropertySource;
  30 //import net.sourceforge.phpdt.internal.ui.search.JavaSearchPageScoreComputer;
  31 //import net.sourceforge.phpdt.internal.ui.search.SearchUtil;
  32
  33 /**
  34  * Implements basic UI support for Java elements.
  35  * Implements handle to persistent support for Java elements.
  36  */
  37 public class JavaElementAdapterFactory implements IAdapterFactory, IContributorResourceAdapter{
  38
  39         private static Class[] PROPERTIES= new Class[] {
  40                 IPropertySource.class,
  41                 IResource.class,
  42 //              IWorkbenchAdapter.class,
  43 //              IResourceLocator.class,
  44                 IPersistableElement.class,
  45                 IProject.class,
  46                 IContributorResourceAdapter.class,
  47 //              ITaskListResourceAdapter.class,
  48 //              IContainmentAdapter.class
  49         };
  50
  51 //      private Object fSearchPageScoreComputer;
  52 //      private static IResourceLocator fgResourceLocator= new ResourceLocator();
  53 //      private static JavaWorkbenchAdapter fgJavaWorkbenchAdapter= new JavaWorkbenchAdapter();
  54 //      private static ITaskListResourceAdapter fgTaskListAdapter= new JavaTaskListAdapter();
  55 //      private static JavaElementContainmentAdapter fgJavaElementContainmentAdapter= new JavaElementContainmentAdapter();
  56
  57         public Class[] getAdapterList() {
  58 //              updateLazyLoadedAdapters();
  59                 return PROPERTIES;
  60         }
  61
  62         public Object getAdapter(Object element, Class key) {
  63 //              updateLazyLoadedAdapters();
  64                 IJavaElement java= (IJavaElement) element;
  65
  66                 if (IPropertySource.class.equals(key)) {
  67                         return getProperties(java);
  68                 } if (IResource.class.equals(key)) {
  69                         return getResource(java);
  70                 } if (IProject.class.equals(key)) {
  71                         return getProject(java);
  72 //              } if (fSearchPageScoreComputer != null && ISearchPageScoreComputer.class.equals(key)) {
  73 //                      return fSearchPageScoreComputer;
  74 //              } if (IWorkbenchAdapter.class.equals(key)) {
  75 //                      return fgJavaWorkbenchAdapter;
  76 //              } if (IResourceLocator.class.equals(key)) {
  77 //                      return fgResourceLocator;
  78 //              } if (IPersistableElement.class.equals(key)) {
  79 //                      return new PersistableJavaElementFactory(java);
  80                 } if (IContributorResourceAdapter.class.equals(key)) {
  81                         return this;
  82 //              } if (ITaskListResourceAdapter.class.equals(key)) {
  83 //                      return fgTaskListAdapter;
  84 //              } if (IContainmentAdapter.class.equals(key)) {
  85 //                      return fgJavaElementContainmentAdapter;
  86                 }
  87                 return null;
  88         }
  89
  90         private IResource getResource(IJavaElement element) {
  91                 // can't use IJavaElement.getResource directly as we are interrested in the
  92                 // corresponding resource
  93                 switch (element.getElementType()) {
  94                         case IJavaElement.TYPE:
  95                                 // top level types behave like the CU
  96                                 IJavaElement parent= element.getParent();
  97                                 if (parent instanceof ICompilationUnit) {
  98                                         return JavaModelUtil.toOriginal((ICompilationUnit) parent).getResource();
  99                                 }
 100                                 return null;
 101                         case IJavaElement.COMPILATION_UNIT:
 102                                 return JavaModelUtil.toOriginal((ICompilationUnit) element).getResource();
 103                         case IJavaElement.CLASS_FILE:
 104                         case IJavaElement.PACKAGE_FRAGMENT:
 105                                 // test if in a archive
 106                                 IPackageFragmentRoot root= (IPackageFragmentRoot) element.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT);
 107                                 if (!root.isArchive()) {
 108                                         return element.getResource();
 109                                 }
 110                                 return null;
 111                         case IJavaElement.PACKAGE_FRAGMENT_ROOT:
 112                         case IJavaElement.JAVA_PROJECT:
 113                         case IJavaElement.JAVA_MODEL:
 114                                 return element.getResource();
 115                         default:
 116                                 return null;
 117                 }
 118     }
 119
 120     /*
 121      * @see org.eclipse.ui.IContributorResourceAdapter#getAdaptedResource(org.eclipse.core.runtime.IAdaptable)
 122      */
 123     public IResource getAdaptedResource(IAdaptable adaptable) {
 124         return getResource((IJavaElement)adaptable);
 125     }
 126
 127         private IResource getProject(IJavaElement element) {
 128                 return element.getJavaProject().getProject();
 129         }
 130
 131         private IPropertySource getProperties(IJavaElement element) {
 132                 IResource resource= getResource(element);
 133                 if (resource == null)
 134 //                      return new JavaElementProperties(element);
 135                 if (resource.getType() == IResource.FILE)
 136                         return new FilePropertySource((IFile) resource);
 137                 return new ResourcePropertySource(resource);
 138         }
 139
 140 //      private void updateLazyLoadedAdapters() {
 141 //              if (fSearchPageScoreComputer == null && SearchUtil.isSearchPlugInActivated())
 142 //                      createSearchPageScoreComputer();
 143 //      }
 144
 145 //      private void createSearchPageScoreComputer() {
 146 //              fSearchPageScoreComputer= new JavaSearchPageScoreComputer();
 147 //              PROPERTIES= new Class[] {
 148 //                      IPropertySource.class,
 149 //                      IResource.class,
 150 //                      ISearchPageScoreComputer.class,
 151 //                      IWorkbenchAdapter.class,
 152 //                      IResourceLocator.class,
 153 //                      IPersistableElement.class,
 154 //                      IProject.class,
 155 //                      IContributorResourceAdapter.class,
 156 //                      ITaskListResourceAdapter.class,
 157 //                      IContainmentAdapter.class
 158 //              };
 159 //      }
 160 }