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/*******************************************************************************
* Copyright (c) 2007 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.pdom.indexer;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMIndexer;
import org.eclipse.cdt.core.dom.IPDOMIndexerTask;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.internal.core.index.IWritableIndex;
import org.eclipse.cdt.internal.core.index.IWritableIndexManager;
import org.eclipse.cdt.internal.core.pdom.IndexerProgress;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
public class PDOMRebuildTask implements IPDOMIndexerTask {
private static final String TRUE= String.valueOf(true);
private static final ITranslationUnit[] NO_TUS = new ITranslationUnit[0];
private IPDOMIndexer fIndexer;
private IPDOMIndexerTask fDelegate;
public PDOMRebuildTask(IPDOMIndexer indexer) {
fIndexer= indexer;
}
public IPDOMIndexer getIndexer() {
return fIndexer;
}
public void run(IProgressMonitor monitor) {
ICProject project= fIndexer.getProject();
if (project.getProject().isOpen()) {
try {
clearIndex(project);
if (!IPDOMManager.ID_NO_INDEXER.equals(fIndexer.getID())) {
createDelegate(project, monitor);
}
} catch (CoreException e) {
CCorePlugin.log(e);
} catch (InterruptedException e) {
}
}
if (fDelegate != null) {
fDelegate.run(monitor);
}
}
private void clearIndex(ICProject project) throws CoreException, InterruptedException {
IWritableIndex index= ((IWritableIndexManager) CCorePlugin.getIndexManager()).getWritableIndex(project);
// First clear the pdom
index.acquireWriteLock(0);
try {
index.clear();
}
finally {
index.releaseWriteLock(0);
}
}
private void createDelegate(ICProject project, IProgressMonitor monitor) throws CoreException {
boolean allFiles= TRUE.equals(fIndexer.getProperty(IndexerPreferences.KEY_INDEX_ALL_FILES));
List list= new ArrayList();
TranslationUnitCollector collector= new TranslationUnitCollector(list, allFiles, monitor);
project.accept(collector);
ITranslationUnit[] tus= (ITranslationUnit[]) list.toArray(new ITranslationUnit[list.size()]);
fDelegate= fIndexer.createTask(tus, NO_TUS, NO_TUS);
}
public IndexerProgress getProgressInformation() {
return fDelegate != null ? fDelegate.getProgressInformation() : null;
}
}
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