/*
* Copyright 2016 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.examples.cloudbalancing.optional.move;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
import org.optaplanner.core.impl.heuristic.selector.move.factory.MoveListFactory;
import org.optaplanner.examples.cloudbalancing.domain.CloudBalance;
import org.optaplanner.examples.cloudbalancing.domain.CloudProcess;
public class CloudProcessSwapMoveFactory implements MoveListFactory<CloudBalance> {
@Override
public List<CloudProcessSwapMove> createMoveList(CloudBalance cloudBalance) {
List<CloudProcess> cloudProcessList = cloudBalance.getProcessList();
List<CloudProcessSwapMove> moveList = new ArrayList<>();
for (ListIterator<CloudProcess> leftIt = cloudProcessList.listIterator(); leftIt.hasNext();) {
CloudProcess leftCloudProcess = leftIt.next();
for (ListIterator<CloudProcess> rightIt = cloudProcessList.listIterator(leftIt.nextIndex()); rightIt.hasNext();) {
CloudProcess rightCloudProcess = rightIt.next();
moveList.add(new CloudProcessSwapMove(leftCloudProcess, rightCloudProcess));
}
}
return moveList;
}
}