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/*****************************************************************************
* Copyright (c) 2008 CEA LIST.
*
*
* 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:
* Remi Schnekenburger (CEA LIST) remi.schnekenburger@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.extensionpoints.editors.ui;
import java.util.List;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.Region;
import org.eclipse.jface.text.reconciler.AbstractReconciler;
import org.eclipse.jface.text.reconciler.DirtyRegion;
import org.eclipse.jface.text.reconciler.IReconcilingStrategy;
import org.eclipse.jface.text.reconciler.IReconcilingStrategyExtension;
/**
* Reconciler that uses several independent strategies.
*/
public class MultiReconciler extends AbstractReconciler {
/** The reconciling strategy. */
private final List<IReconcilingStrategy> fStrategies;
/**
* Creates a new reconciler that uses several reconciling strategies to reconcile its document
* independent of the type of the document's contents.
*
* @param strategies
* the reconciling strategies to be used
* @param isIncremental
* the indication whether strategy is incremental or not
*/
// @unused
public MultiReconciler(List<IReconcilingStrategy> strategies, boolean isIncremental) {
Assert.isNotNull(strategies);
fStrategies = strategies;
for (IReconcilingStrategy strategy : fStrategies) {
if (strategy instanceof IReconcilingStrategyExtension) {
IReconcilingStrategyExtension extension = (IReconcilingStrategyExtension) strategy;
extension.setProgressMonitor(getProgressMonitor());
}
}
setIsIncrementalReconciler(isIncremental);
}
/*
* @see IReconciler#getReconcilingStrategy(String)
*/
public IReconcilingStrategy getReconcilingStrategy(String contentType) {
Assert.isNotNull(contentType);
return fStrategies.get(0);
}
/*
* @see AbstractReconciler#process(DirtyRegion)
*/
@Override
protected void process(DirtyRegion dirtyRegion) {
for (IReconcilingStrategy strategy : fStrategies) {
if (dirtyRegion != null) {
strategy.reconcile(dirtyRegion, dirtyRegion);
} else {
IDocument document = getDocument();
if (document != null) {
strategy.reconcile(new Region(0, document.getLength()));
}
}
}
}
/*
* @see AbstractReconciler#reconcilerDocumentChanged(IDocument)
*/
@Override
protected void reconcilerDocumentChanged(IDocument document) {
for (IReconcilingStrategy strategy : fStrategies) {
strategy.setDocument(document);
}
}
/*
* @see AbstractReconciler#setProgressMonitor(IProgressMonitor)
*/
@Override
public void setProgressMonitor(IProgressMonitor monitor) {
super.setProgressMonitor(monitor);
for (IReconcilingStrategy strategy : fStrategies) {
if (strategy instanceof IReconcilingStrategyExtension) {
IReconcilingStrategyExtension extension = (IReconcilingStrategyExtension) strategy;
extension.setProgressMonitor(monitor);
}
}
}
/*
* @see AbstractReconciler#initialProcess()
*/
@Override
protected void initialProcess() {
for (IReconcilingStrategy strategy : fStrategies) {
if (strategy instanceof IReconcilingStrategyExtension) {
IReconcilingStrategyExtension extension = (IReconcilingStrategyExtension) strategy;
extension.initialReconcile();
}
}
}
}
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