MultiDimComparator.java

/*
 * Class:        MultiDimComparator
 * Description:  
 * Environment:  Java
 * Software:     SSJ 
 * Copyright (C) 2001  Pierre L'Ecuyer and Universite de Montreal
 * Organization: DIRO, Universite de Montreal
 * @author       
 * @since
 
 * SSJ is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License (GPL) as published by the
 * Free Software Foundation, either version 3 of the License, or
 * any later version.
 
 * SSJ 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 General Public License for more details.
 
 * A copy of the GNU General Public License is available at
   <a href="http://www.gnu.org/licenses">GPL licence site</a>.
 */
package umontreal.ssj.util.multidimsort;
 
import java.util.Comparator;
import java.lang.IllegalArgumentException;

public class MultiDimComparator<T extends MultiDimComparable<? super T>> implements Comparator<T> {
   private int compareDim;

   public MultiDimComparator(int j) {
      compareDim = j;
   }

   public int compare(T o1, T o2) {
      if (compareDim >= o1.getStateDimension() || compareDim >= o2.getStateDimension())
         throw new IllegalArgumentException("Comparing in a " + "dimension larger than object dimension");
      return o1.compareTo(o2, compareDim);
   }
 
}