/*
* 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.drools.planner.config.heuristic.selector.move.generic;
import java.util.Collection;
import com.thoughtworks.xstream.annotations.XStreamAlias;
import org.drools.planner.config.EnvironmentMode;
import org.drools.planner.config.heuristic.selector.common.SelectionOrder;
import org.drools.planner.config.heuristic.selector.entity.pillar.PillarSelectorConfig;
import org.drools.planner.config.heuristic.selector.move.MoveSelectorConfig;
import org.drools.planner.core.domain.solution.SolutionDescriptor;
import org.drools.planner.core.domain.variable.PlanningVariableDescriptor;
import org.drools.planner.core.heuristic.selector.common.SelectionCacheType;
import org.drools.planner.core.heuristic.selector.entity.pillar.PillarSelector;
import org.drools.planner.core.heuristic.selector.move.MoveSelector;
import org.drools.planner.core.heuristic.selector.move.generic.PillarSwapMoveSelector;
@XStreamAlias("pillarSwapMoveSelector")
public class PillarSwapMoveSelectorConfig extends MoveSelectorConfig {
@XStreamAlias("pillarSelector")
private PillarSelectorConfig pillarSelectorConfig = new PillarSelectorConfig();
@XStreamAlias("secondaryPillarSelector")
private PillarSelectorConfig secondaryPillarSelectorConfig = null;
public PillarSelectorConfig getPillarSelectorConfig() {
return pillarSelectorConfig;
}
public void setPillarSelectorConfig(PillarSelectorConfig pillarSelectorConfig) {
this.pillarSelectorConfig = pillarSelectorConfig;
}
public PillarSelectorConfig getSecondaryPillarSelectorConfig() {
return secondaryPillarSelectorConfig;
}
public void setSecondaryPillarSelectorConfig(PillarSelectorConfig secondaryPillarSelectorConfig) {
this.secondaryPillarSelectorConfig = secondaryPillarSelectorConfig;
}
// ************************************************************************
// Builder methods
// ************************************************************************
public MoveSelector buildBaseMoveSelector(EnvironmentMode environmentMode, SolutionDescriptor solutionDescriptor,
SelectionCacheType minimumCacheType, SelectionOrder resolvedSelectionOrder) {
PillarSelector leftPillarSelector = pillarSelectorConfig.buildPillarSelector(
environmentMode, solutionDescriptor, minimumCacheType, resolvedSelectionOrder);
PillarSelectorConfig rightPillarSelectorConfig = secondaryPillarSelectorConfig == null
? pillarSelectorConfig : secondaryPillarSelectorConfig;
PillarSelector rightPillarSelector = rightPillarSelectorConfig.buildPillarSelector(
environmentMode, solutionDescriptor, minimumCacheType, resolvedSelectionOrder);
Collection<PlanningVariableDescriptor> variableDescriptors = leftPillarSelector.getEntityDescriptor()
.getPlanningVariableDescriptors();
return new PillarSwapMoveSelector(leftPillarSelector, rightPillarSelector, variableDescriptors,
resolvedSelectionOrder == SelectionOrder.RANDOM);
}
public void inherit(PillarSwapMoveSelectorConfig inheritedConfig) {
super.inherit(inheritedConfig);
if (pillarSelectorConfig == null) {
pillarSelectorConfig = inheritedConfig.getPillarSelectorConfig();
} else if (inheritedConfig.getPillarSelectorConfig() != null) {
pillarSelectorConfig.inherit(inheritedConfig.getPillarSelectorConfig());
}
if (secondaryPillarSelectorConfig == null) {
secondaryPillarSelectorConfig = inheritedConfig.getSecondaryPillarSelectorConfig();
} else if (inheritedConfig.getSecondaryPillarSelectorConfig() != null) {
secondaryPillarSelectorConfig.inherit(inheritedConfig.getSecondaryPillarSelectorConfig());
}
}
@Override
public String toString() {
return getClass().getSimpleName() + "(" + pillarSelectorConfig
+ (secondaryPillarSelectorConfig == null ? "" : ", " + secondaryPillarSelectorConfig) + ")";
}
}