/**
* Copyright 2010 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.core.event;
import java.util.EventObject;
import org.drools.planner.core.solution.Solution;
import org.drools.planner.core.Solver;
/**
* Delivered when the best solution changes during solving.
* @author Geoffrey De Smet
*/
public class BestSolutionChangedEvent extends EventObject {
private final long timeMillisSpend;
private final Solution newBestSolution;
/**
* Internal API.
* @param newBestSolution never null
*/
public BestSolutionChangedEvent(Solver source, long timeMillisSpend, Solution newBestSolution) {
super(source);
this.timeMillisSpend = timeMillisSpend;
this.newBestSolution = newBestSolution;
}
/**
* @return the amount of millis spend since the solver started untill that best solution was found
*/
public long getTimeMillisSpend() {
return timeMillisSpend;
}
/**
* @return never null
*/
public Solution getNewBestSolution() {
return newBestSolution;
}
}