/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This program 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
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.tools.math.container;
import java.io.Serializable;
import java.util.Comparator;
/**
* This comparator reverses the sort direction for a given comparator.
*
* @author Sebastian Land
* @param <E>
*/
public class ReverseComparableComparator<E> implements Comparator<E>, Serializable {
private static final long serialVersionUID = -4734179337205283604L;
@Override
@SuppressWarnings("unchecked")
public int compare(E o1, E o2) {
Comparable<? super E> c1 = (Comparable<? super E>) o1;
return -c1.compareTo(o2);
}
}