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/*******************************************************************************
* Copyright (c) 2003, 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.jst.j2ee.navigator.internal;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.viewers.AbstractTreeViewer;
public class LoadingDDJob extends Job {
private static final Class IPROJECT_CLASS = IProject.class;
private EMFRootObjectProvider rootObjectProvider;
private LoadingDDNode placeHolder;
private AbstractTreeViewer viewer;
private IAdaptable parent;
public LoadingDDJob(AbstractTreeViewer viewer, LoadingDDNode placeHolder, IAdaptable parent, EMFRootObjectProvider rootObjectProvider) {
super(placeHolder.getText());
this.viewer = viewer;
this.placeHolder = placeHolder;
this.parent = parent;
this.rootObjectProvider = rootObjectProvider;
setRule(new NonConflictingRule());
}
@Override
protected IStatus run(IProgressMonitor monitor) {
LoadingDDUIJob updateUIJob = new LoadingDDUIJob(viewer, placeHolder);
updateUIJob.schedule();
List children = new ArrayList();
try {
IProject project = (IProject) parent.getAdapter(IPROJECT_CLASS);
Object[] rootObjects = (rootObjectProvider != null) ? rootObjectProvider.getModels(project) : null;
if (rootObjects != null) {
for (int x=0; x< rootObjects.length ; ++x) {
children.add(rootObjects[x]);
}
}
} finally {
/* dispose of the place holder, causes the termination of the animation job */
placeHolder.dispose();
new ClearPlaceHolderJob(viewer, placeHolder, parent, children.toArray()).schedule();
}
return Status.OK_STATUS;
}
}
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