/**
* Copyright (c) 1999-2014, Ecole des Mines de Nantes
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Ecole des Mines de Nantes nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package solver.search.solution;
import solver.Solver;
import solver.search.loop.monitors.IMonitorSolution;
import java.util.LinkedList;
import java.util.List;
/**
* Class to record all solutions found during the resolution process
*
* @author Jean-Guillaume Fages
*/
public class AllSolutionsRecorder implements ISolutionRecorder {
LinkedList<Solution> solutions;
Solver solver;
public AllSolutionsRecorder(final Solver solver){
this.solver = solver;
this.solutions = new LinkedList();
solver.plugMonitor(createRecMonitor());
}
protected IMonitorSolution createRecMonitor() {
return new IMonitorSolution() {
@Override
public void onSolution() {
Solution solution = new Solution();
solution.record(solver);
solutions.addLast(solution);
}
};
}
@Override
public Solution getLastSolution() {
if(solutions.isEmpty()){
return null;
}else{
return solutions.getLast();
}
}
@Override
public List<Solution> getSolutions() {
return solutions;
}
}