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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.Collection;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ICElementVisitor;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
final class TranslationUnitCollector implements ICElementVisitor {
private final Collection fTUs;
private final boolean fAllFiles;
private final IProgressMonitor fProgressMonitor;
public TranslationUnitCollector(Collection tus, boolean allFiles, IProgressMonitor pm) {
fTUs = tus;
fAllFiles = allFiles;
fProgressMonitor= pm;
}
public boolean visit(ICElement element) throws CoreException {
if (fProgressMonitor.isCanceled()) {
return false;
}
switch (element.getElementType()) {
case ICElement.C_UNIT:
ITranslationUnit tu = (ITranslationUnit)element;
if (tu.isSourceUnit()) {
if (fAllFiles || !CoreModel.isScannerInformationEmpty(tu.getResource())) {
fTUs.add(tu);
}
}
else if (tu.isHeaderUnit()) {
fTUs.add(tu);
}
return false;
case ICElement.C_CCONTAINER:
case ICElement.C_PROJECT:
return true;
}
return false;
}
}
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