/*
* Copyright 2010 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.core.impl.score.buildin.hardsoft;
import java.util.Arrays;
import org.optaplanner.core.api.score.buildin.hardsoft.HardSoftScore;
import org.optaplanner.core.api.score.buildin.hardsoft.HardSoftScoreHolder;
import org.optaplanner.core.config.score.trend.InitializingScoreTrendLevel;
import org.optaplanner.core.impl.score.definition.AbstractFeasibilityScoreDefinition;
import org.optaplanner.core.impl.score.trend.InitializingScoreTrend;
public class HardSoftScoreDefinition extends AbstractFeasibilityScoreDefinition<HardSoftScore> {
public HardSoftScoreDefinition() {
super(new String[]{"hard score", "soft score"});
}
// ************************************************************************
// Worker methods
// ************************************************************************
@Override
public int getFeasibleLevelsSize() {
return 1;
}
@Override
public Class<HardSoftScore> getScoreClass() {
return HardSoftScore.class;
}
@Override
public HardSoftScore getZeroScore() {
return HardSoftScore.ZERO;
}
@Override
public HardSoftScore parseScore(String scoreString) {
return HardSoftScore.parseScore(scoreString);
}
@Override
public HardSoftScore fromLevelNumbers(int initScore, Number[] levelNumbers) {
if (levelNumbers.length != getLevelsSize()) {
throw new IllegalStateException("The levelNumbers (" + Arrays.toString(levelNumbers)
+ ")'s length (" + levelNumbers.length + ") must equal the levelSize (" + getLevelsSize() + ").");
}
return HardSoftScore.valueOfUninitialized(initScore, (Integer) levelNumbers[0], (Integer) levelNumbers[1]);
}
@Override
public HardSoftScoreHolder buildScoreHolder(boolean constraintMatchEnabled) {
return new HardSoftScoreHolder(constraintMatchEnabled);
}
@Override
public HardSoftScore buildOptimisticBound(InitializingScoreTrend initializingScoreTrend, HardSoftScore score) {
InitializingScoreTrendLevel[] trendLevels = initializingScoreTrend.getTrendLevels();
return HardSoftScore.valueOfUninitialized(0,
trendLevels[0] == InitializingScoreTrendLevel.ONLY_DOWN ? score.getHardScore() : Integer.MAX_VALUE,
trendLevels[1] == InitializingScoreTrendLevel.ONLY_DOWN ? score.getSoftScore() : Integer.MAX_VALUE);
}
@Override
public HardSoftScore buildPessimisticBound(InitializingScoreTrend initializingScoreTrend, HardSoftScore score) {
InitializingScoreTrendLevel[] trendLevels = initializingScoreTrend.getTrendLevels();
return HardSoftScore.valueOfUninitialized(0,
trendLevels[0] == InitializingScoreTrendLevel.ONLY_UP ? score.getHardScore() : Integer.MIN_VALUE,
trendLevels[1] == InitializingScoreTrendLevel.ONLY_UP ? score.getSoftScore() : Integer.MIN_VALUE);
}
}