| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui; |
| |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.IAdapterFactory; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.mapping.ResourceMapping; |
| |
| import org.eclipse.ui.IContainmentAdapter; |
| import org.eclipse.ui.IContributorResourceAdapter; |
| import org.eclipse.ui.IPersistableElement; |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| |
| import org.eclipse.ui.views.properties.FilePropertySource; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| import org.eclipse.ui.views.properties.ResourcePropertySource; |
| import org.eclipse.ui.views.tasklist.ITaskListResourceAdapter; |
| |
| import org.eclipse.ui.ide.IContributorResourceAdapter2; |
| |
| import org.eclipse.search.ui.ISearchPageScoreComputer; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| |
| import org.eclipse.jdt.internal.corext.util.JavaElementResourceMapping; |
| |
| import org.eclipse.jdt.internal.ui.javaeditor.IClassFileEditorInput; |
| import org.eclipse.jdt.internal.ui.search.JavaSearchPageScoreComputer; |
| import org.eclipse.jdt.internal.ui.search.SearchUtil; |
| |
| /** |
| * Implements basic UI support for Java elements. |
| * Implements handle to persistent support for Java elements. |
| */ |
| public class JavaElementAdapterFactory implements IAdapterFactory, IContributorResourceAdapter, IContributorResourceAdapter2 { |
| |
| private static Class[] PROPERTIES= new Class[] { |
| IPropertySource.class, |
| IResource.class, |
| IWorkbenchAdapter.class, |
| IResourceLocator.class, |
| IPersistableElement.class, |
| IContributorResourceAdapter.class, |
| IContributorResourceAdapter2.class, |
| ITaskListResourceAdapter.class, |
| IContainmentAdapter.class |
| }; |
| |
| /* |
| * Do not use real type since this would cause |
| * the Search plug-in to be loaded. |
| */ |
| private Object fSearchPageScoreComputer; |
| private static IResourceLocator fgResourceLocator; |
| private static JavaWorkbenchAdapter fgJavaWorkbenchAdapter; |
| private static ITaskListResourceAdapter fgTaskListAdapter; |
| private static JavaElementContainmentAdapter fgJavaElementContainmentAdapter; |
| |
| public Class[] getAdapterList() { |
| updateLazyLoadedAdapters(); |
| return PROPERTIES; |
| } |
| |
| public Object getAdapter(Object element, Class key) { |
| updateLazyLoadedAdapters(); |
| IJavaElement java= getJavaElement(element); |
| |
| if (IPropertySource.class.equals(key)) { |
| return getProperties(java); |
| } if (IResource.class.equals(key)) { |
| return getResource(java); |
| } if (fSearchPageScoreComputer != null && ISearchPageScoreComputer.class.equals(key)) { |
| return fSearchPageScoreComputer; |
| } if (IWorkbenchAdapter.class.equals(key)) { |
| return getJavaWorkbenchAdapter(); |
| } if (IResourceLocator.class.equals(key)) { |
| return getResourceLocator(); |
| } if (IPersistableElement.class.equals(key)) { |
| return new PersistableJavaElementFactory(java); |
| } if (IContributorResourceAdapter.class.equals(key)) { |
| return this; |
| } if (IContributorResourceAdapter2.class.equals(key)) { |
| return this; |
| } if (ITaskListResourceAdapter.class.equals(key)) { |
| return getTaskListAdapter(); |
| } if (IContainmentAdapter.class.equals(key)) { |
| return getJavaElementContainmentAdapter(); |
| } |
| return null; |
| } |
| |
| private IResource getResource(IJavaElement element) { |
| // can't use IJavaElement.getResource directly as we are interested in the |
| // corresponding resource |
| switch (element.getElementType()) { |
| case IJavaElement.TYPE: |
| // top level types behave like the CU |
| IJavaElement parent= element.getParent(); |
| if (parent instanceof ICompilationUnit) { |
| return ((ICompilationUnit) parent).getPrimary().getResource(); |
| } |
| return null; |
| case IJavaElement.COMPILATION_UNIT: |
| return ((ICompilationUnit) element).getPrimary().getResource(); |
| case IJavaElement.CLASS_FILE: |
| case IJavaElement.PACKAGE_FRAGMENT: |
| // test if in a archive |
| IPackageFragmentRoot root= (IPackageFragmentRoot) element.getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT); |
| if (!root.isArchive()) { |
| return element.getResource(); |
| } |
| return null; |
| case IJavaElement.PACKAGE_FRAGMENT_ROOT: |
| case IJavaElement.JAVA_PROJECT: |
| case IJavaElement.JAVA_MODEL: |
| return element.getResource(); |
| default: |
| return null; |
| } |
| } |
| |
| public IResource getAdaptedResource(IAdaptable adaptable) { |
| IJavaElement je= getJavaElement(adaptable); |
| if (je != null) |
| return getResource(je); |
| |
| return null; |
| } |
| |
| public ResourceMapping getAdaptedResourceMapping(IAdaptable adaptable) { |
| IJavaElement je= getJavaElement(adaptable); |
| if (je != null) |
| return JavaElementResourceMapping.create(je); |
| |
| return null; |
| } |
| |
| private IJavaElement getJavaElement(Object element) { |
| if (element instanceof IJavaElement) |
| return (IJavaElement)element; |
| if (element instanceof IClassFileEditorInput) |
| return ((IClassFileEditorInput)element).getClassFile().getPrimaryElement(); |
| |
| return null; |
| } |
| |
| private IPropertySource getProperties(IJavaElement element) { |
| IResource resource= getResource(element); |
| if (resource == null) |
| return new JavaElementProperties(element); |
| if (resource.getType() == IResource.FILE) |
| return new FilePropertySource((IFile) resource); |
| return new ResourcePropertySource(resource); |
| } |
| |
| private void updateLazyLoadedAdapters() { |
| if (fSearchPageScoreComputer == null && SearchUtil.isSearchPlugInActivated()) |
| createSearchPageScoreComputer(); |
| } |
| |
| private void createSearchPageScoreComputer() { |
| fSearchPageScoreComputer= new JavaSearchPageScoreComputer(); |
| PROPERTIES= new Class[] { |
| IPropertySource.class, |
| IResource.class, |
| ISearchPageScoreComputer.class, |
| IWorkbenchAdapter.class, |
| IResourceLocator.class, |
| IPersistableElement.class, |
| IProject.class, |
| IContributorResourceAdapter.class, |
| IContributorResourceAdapter2.class, |
| ITaskListResourceAdapter.class, |
| IContainmentAdapter.class |
| }; |
| } |
| |
| private static IResourceLocator getResourceLocator() { |
| if (fgResourceLocator == null) |
| fgResourceLocator= new ResourceLocator(); |
| return fgResourceLocator; |
| } |
| |
| private static JavaWorkbenchAdapter getJavaWorkbenchAdapter() { |
| if (fgJavaWorkbenchAdapter == null) |
| fgJavaWorkbenchAdapter= new JavaWorkbenchAdapter(); |
| return fgJavaWorkbenchAdapter; |
| } |
| |
| private static ITaskListResourceAdapter getTaskListAdapter() { |
| if (fgTaskListAdapter == null) |
| fgTaskListAdapter= new JavaTaskListAdapter(); |
| return fgTaskListAdapter; |
| } |
| |
| private static JavaElementContainmentAdapter getJavaElementContainmentAdapter() { |
| if (fgJavaElementContainmentAdapter == null) |
| fgJavaElementContainmentAdapter= new JavaElementContainmentAdapter(); |
| return fgJavaElementContainmentAdapter; |
| } |
| } |