/*
* This file is part of LibrePlan
*
* Copyright (C) 2011 WirelessGalicia, S.L.
*
* 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.libreplan.business.externalcompanies.entities;
import java.util.Comparator;
import org.libreplan.business.externalcompanies.entities.DeadlineCommunication;
/**
* Comparator to {@link DeliverDate} interface
*
* @author Susana Montes Pedreira <smontes@wirelessgalicia.com>
*/
public class DeliverDateComparator implements Comparator<DeliverDate> {
public DeliverDateComparator(){
}
@Override
public int compare(DeliverDate arg0, DeliverDate arg1) {
if (arg0.getSaveDate() == arg1.getSaveDate()) {
return 0;
}
if (arg0.getSaveDate() == null) {
return -1;
}
if (arg1.getSaveDate() == null) {
return 1;
}
return arg1.getSaveDate().compareTo(arg0.getSaveDate());
}
}