/*******************************************************************************
 * Copyright (C) 2013  Stefan Schroeder
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 3.0 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package jsprit.core.util;

import java.util.Collection;

import jsprit.core.problem.solution.VehicleRoutingProblemSolution;


public class Solutions {
	
	/**
	 * 
	 * @deprecated use bestOf instead.
	 * @param solutions
	 * @return
	 */
	@Deprecated
	public static VehicleRoutingProblemSolution getBest(Collection<VehicleRoutingProblemSolution> solutions){
		VehicleRoutingProblemSolution best = null;
		for(VehicleRoutingProblemSolution s : solutions){
			if(best == null) best = s;
			else if(s.getCost() < best.getCost()) best = s;
		}
		return best;
	}
	
	
	public static VehicleRoutingProblemSolution bestOf(Collection<VehicleRoutingProblemSolution> solutions){
		VehicleRoutingProblemSolution best = null;
		for(VehicleRoutingProblemSolution s : solutions){
			if(best == null) best = s;
			else if(s.getCost() < best.getCost()) best = s;
		}
		return best;
	}

}
