| /******************************************************************************* |
| * Copyright (c) 2007, 2011 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.workingsets; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IAdaptable; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| |
| import org.eclipse.ui.IWorkingSet; |
| import org.eclipse.ui.IWorkingSetElementAdapter; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.JavaCore; |
| |
| public class JavaWorkingSetElementAdapter implements IWorkingSetElementAdapter { |
| |
| @Override |
| public IAdaptable[] adaptElements(IWorkingSet ws, IAdaptable[] elements) { |
| ArrayList<Object> result= new ArrayList<>(elements.length); |
| |
| for (int i= 0; i < elements.length; i++) { |
| IAdaptable curr= elements[i]; |
| if (curr instanceof IJavaElement) { |
| result.add(curr); |
| } else if (curr instanceof IResource) { |
| result.add(adaptFromResource((IResource) curr)); |
| } else { |
| Object elem= curr.getAdapter(IJavaElement.class); |
| if (elem == null) { |
| elem= curr.getAdapter(IResource.class); |
| if (elem != null) { |
| elem= adaptFromResource((IResource) elem); |
| } |
| } |
| if (elem != null) { |
| result.add(elem); |
| } // ignore all others |
| } |
| } |
| return result.toArray(new IAdaptable[result.size()]); |
| } |
| |
| private Object adaptFromResource(IResource resource) { |
| IProject project= resource.getProject(); |
| if (project != null && project.isAccessible()) { |
| try { |
| if (project.hasNature(JavaCore.NATURE_ID)) { |
| IJavaElement elem= JavaCore.create(resource); |
| if (elem != null) { |
| return elem; |
| } |
| } |
| } catch (CoreException e) { |
| // ignore |
| } |
| } |
| return resource; |
| } |
| |
| |
| @Override |
| public void dispose() { |
| } |
| |
| } |