/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* 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 org.kuali.kfs.gl.businessobject.options;
import java.util.Comparator;
import org.kuali.kfs.gl.businessobject.OriginEntryGroup;
/**
* A comparator for two origin entry groups, based on the dates of their creations
*/
public class OEGDateComparator implements Comparator {
/**
* Constructs a OEGDateComparator
*/
public OEGDateComparator() {
}
/**
* Compares two origin entry groups, based on the dates of their creation
*
* @param c1 the first origin entry group to compare
* @param c2 you can't really compare without two origin groups
* @return 0 if the creation dates are equal, a negative number if c1's creation date is less
* than c2's; a positive number otherwise
* @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
*/
public int compare(Object c1, Object c2) {
OriginEntryGroup oeg1 = (OriginEntryGroup) c1;
OriginEntryGroup oeg2 = (OriginEntryGroup) c2;
return oeg2.getDate().compareTo(oeg1.getDate());
}
}