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/*******************************************************************************
* Copyright (c) 2013, 2014 École Polytechnique de Montréal
*
* 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:
* Geneviève Bastien - Initial implementation and API
*******************************************************************************/
package org.eclipse.tracecompass.tmf.core.event.matching;
import java.util.Collection;
import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
/**
* Class that does something with a match.
*
* This default implementation of the class just counts the matches
*
* @author Geneviève Bastien
*/
public class TmfEventMatches implements IMatchProcessingUnit {
private int fMatchCount;
/**
* Constructor
*/
public TmfEventMatches() {
fMatchCount = 0;
}
/**
* IMatchProcessingUnit overrides
*/
@Override
public void init(Collection<ITmfTrace> fTraces) {
fMatchCount = 0;
}
@Override
public void addMatch(TmfEventDependency match) {
fMatchCount++;
}
@Override
public void matchingEnded() {
}
@Override
public int countMatches() {
return fMatchCount;
}
/**
* Returns the match at the specified index
*
* @param index
* The index of the match to get
* @return The match at index or null or not present
* @deprecated Matches are not kept anymore, they use up memory for no real reason
*/
@Deprecated
public TmfEventDependency getMatch(int index) {
return null;
}
@Override
public String toString() {
return getClass().getSimpleName() + " [ Number of matches found: " + fMatchCount + " ]"; //$NON-NLS-1$ //$NON-NLS-2$
}
}
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