org.optaplanner.benchmark.impl.statistic.movecountperstep.MoveCountPerStepSubSingleStatistic Maven / Gradle / Ivy
/*
* Copyright 2011 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.optaplanner.benchmark.impl.statistic.movecountperstep;
import java.util.List;
import org.optaplanner.benchmark.config.statistic.ProblemStatisticType;
import org.optaplanner.benchmark.impl.result.SubSingleBenchmarkResult;
import org.optaplanner.benchmark.impl.statistic.ProblemBasedSubSingleStatistic;
import org.optaplanner.core.api.domain.solution.Solution;
import org.optaplanner.core.api.solver.Solver;
import org.optaplanner.core.impl.localsearch.scope.LocalSearchStepScope;
import org.optaplanner.core.impl.phase.event.PhaseLifecycleListenerAdapter;
import org.optaplanner.core.impl.phase.scope.AbstractStepScope;
import org.optaplanner.core.impl.score.definition.ScoreDefinition;
import org.optaplanner.core.impl.solver.DefaultSolver;
public class MoveCountPerStepSubSingleStatistic extends ProblemBasedSubSingleStatistic {
private MoveCountPerStepSubSingleStatisticListener listener;
public MoveCountPerStepSubSingleStatistic(SubSingleBenchmarkResult subSingleBenchmarkResult) {
super(subSingleBenchmarkResult, ProblemStatisticType.MOVE_COUNT_PER_STEP);
listener = new MoveCountPerStepSubSingleStatisticListener();
}
// ************************************************************************
// Lifecycle methods
// ************************************************************************
public void open(Solver solver) {
((DefaultSolver) solver).addPhaseLifecycleListener(listener);
}
public void close(Solver solver) {
((DefaultSolver) solver).removePhaseLifecycleListener(listener);
}
private class MoveCountPerStepSubSingleStatisticListener extends PhaseLifecycleListenerAdapter {
@Override
public void stepEnded(AbstractStepScope stepScope) {
if (stepScope instanceof LocalSearchStepScope) {
localSearchStepEnded((LocalSearchStepScope) stepScope);
}
}
private void localSearchStepEnded(LocalSearchStepScope stepScope) {
long timeMillisSpent = stepScope.getPhaseScope().calculateSolverTimeMillisSpent();
pointList.add(new MoveCountPerStepStatisticPoint(timeMillisSpent,
new MoveCountPerStepMeasurement(stepScope.getAcceptedMoveCount(), stepScope.getSelectedMoveCount())
));
}
}
// ************************************************************************
// CSV methods
// ************************************************************************
@Override
protected String getCsvHeader() {
return MoveCountPerStepStatisticPoint.buildCsvLine("timeMillisSpent", "acceptedMoveCount", "selectedMoveCount");
}
@Override
protected MoveCountPerStepStatisticPoint createPointFromCsvLine(ScoreDefinition scoreDefinition,
List csvLine) {
return new MoveCountPerStepStatisticPoint(Long.valueOf(csvLine.get(0)),
new MoveCountPerStepMeasurement(Long.valueOf(csvLine.get(1)), Long.valueOf(csvLine.get(2))));
}
}