/*******************************************************************************
* Copyright (c) 2007, 2008 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.wst.jsdt.internal.ui.workingsets;
import java.util.ArrayList;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.IWorkingSetElementAdapter;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.JavaScriptCore;
public class JavaWorkingSetElementAdapter implements IWorkingSetElementAdapter {
public IAdaptable[] adaptElements(IWorkingSet ws, IAdaptable[] elements) {
ArrayList result= new ArrayList(elements.length);
for (int i= 0; i < elements.length; i++) {
IAdaptable curr= elements[i];
if (curr instanceof IJavaScriptElement) {
result.add(curr);
} else if (curr instanceof IResource) {
result.add(adaptFromResource((IResource) curr));
} else {
Object elem= curr.getAdapter(IJavaScriptElement.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 (IAdaptable[]) result.toArray(new IAdaptable[result.size()]);
}
private Object adaptFromResource(IResource resource) {
IProject project= resource.getProject();
if (project != null && project.isAccessible()) {
try {
if (project.hasNature(JavaScriptCore.NATURE_ID)) {
IJavaScriptElement elem= JavaScriptCore.create(resource);
if (elem != null) {
return elem;
}
}
} catch (CoreException e) {
// ignore
}
}
return resource;
}
public void dispose() {
}
}