/**
* 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.expression.internal.function.date;
import java.util.Date;
/**
* A {@link Function} for comparing two dates.
*
* @author David Arnu
*
*/
public class DateAfter extends Abstract2DateInputBooleanOutput {
public DateAfter() {
super("date.date_after");
}
/**
* Compares two dates and returns true if the the second date is after the first
*/
@Override
protected Boolean compute(Date left, Date right) {
if (left == null || right == null) {
return null;
}
return left.after(right);
}
}