/*
* Copyright 2012 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.heuristic.selector.common;
import org.optaplanner.core.config.heuristic.selector.common.SelectionCacheType;
import org.optaplanner.core.impl.phase.event.PhaseLifecycleListener;
import org.optaplanner.core.impl.phase.scope.AbstractPhaseScope;
import org.optaplanner.core.impl.phase.scope.AbstractStepScope;
import org.optaplanner.core.impl.solver.scope.DefaultSolverScope;
public class SelectionCacheLifecycleBridge implements PhaseLifecycleListener {
protected final SelectionCacheType cacheType;
protected final SelectionCacheLifecycleListener selectionCacheLifecycleListener;
public SelectionCacheLifecycleBridge(SelectionCacheType cacheType,
SelectionCacheLifecycleListener selectionCacheLifecycleListener) {
this.cacheType = cacheType;
this.selectionCacheLifecycleListener = selectionCacheLifecycleListener;
if (cacheType == null) {
throw new IllegalArgumentException("The cacheType (" + cacheType
+ ") for selectionCacheLifecycleListener (" + selectionCacheLifecycleListener
+ ") should have already been resolved.");
}
}
@Override
public void solvingStarted(DefaultSolverScope solverScope) {
if (cacheType == SelectionCacheType.SOLVER) {
selectionCacheLifecycleListener.constructCache(solverScope);
}
}
@Override
public void phaseStarted(AbstractPhaseScope phaseScope) {
if (cacheType == SelectionCacheType.PHASE) {
selectionCacheLifecycleListener.constructCache(phaseScope.getSolverScope());
}
}
@Override
public void stepStarted(AbstractStepScope stepScope) {
if (cacheType == SelectionCacheType.STEP) {
selectionCacheLifecycleListener.constructCache(stepScope.getPhaseScope().getSolverScope());
}
}
@Override
public void stepEnded(AbstractStepScope stepScope) {
if (cacheType == SelectionCacheType.STEP) {
selectionCacheLifecycleListener.disposeCache(stepScope.getPhaseScope().getSolverScope());
}
}
@Override
public void phaseEnded(AbstractPhaseScope phaseScope) {
if (cacheType == SelectionCacheType.PHASE) {
selectionCacheLifecycleListener.disposeCache(phaseScope.getSolverScope());
}
}
@Override
public void solvingEnded(DefaultSolverScope solverScope) {
if (cacheType == SelectionCacheType.SOLVER) {
selectionCacheLifecycleListener.disposeCache(solverScope);
}
}
@Override
public String toString() {
return "Bridge(" + selectionCacheLifecycleListener + ")";
}
}