/*
* Copyright 2012 JBoss Inc
*
* 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.core.impl.score.director.easy;
import java.util.Collection;
import org.optaplanner.core.api.domain.solution.Solution;
import org.optaplanner.core.api.score.Score;
import org.optaplanner.core.api.score.constraint.ConstraintMatchTotal;
import org.optaplanner.core.impl.score.director.AbstractScoreDirector;
import org.optaplanner.core.impl.score.director.ScoreDirector;
/**
* Easy java implementation of {@link ScoreDirector}, which recalculates the {@link Score}
* of the {@link Solution} workingSolution every time. This is non-incremental calculation, which is slow.
* @see ScoreDirector
*/
public class EasyScoreDirector extends AbstractScoreDirector<EasyScoreDirectorFactory> {
private final EasyScoreCalculator easyScoreCalculator;
public EasyScoreDirector(EasyScoreDirectorFactory scoreDirectorFactory, boolean constraintMatchEnabledPreference,
EasyScoreCalculator easyScoreCalculator) {
super(scoreDirectorFactory, constraintMatchEnabledPreference);
this.easyScoreCalculator = easyScoreCalculator;
}
// ************************************************************************
// Complex methods
// ************************************************************************
public Score calculateScore() {
Score score = easyScoreCalculator.calculateScore(workingSolution);
setCalculatedScore(score);
return score;
}
public boolean isConstraintMatchEnabled() {
return false;
}
public Collection<ConstraintMatchTotal> getConstraintMatchTotals() {
throw new IllegalStateException("When constraintMatchEnabled (" + isConstraintMatchEnabled()
+ ") is disabled, this method should not be called.");
}
}