/*
* DefaultIAdditive.java
*
* Copyright (C) 2010 Leo Osvald <leo.osvald@gmail.com>
*
* This file is part of YOUR PROGRAM NAME.
*
* YOUR PROGRAM NAME is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* YOUR PROGRAM NAME 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.
*
* You should have received a copy of the GNU General Public License
* along with YOUR PROGRAM NAME. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sglj.math.discrete;
/**
* TODO
*
* @author Leo Osvald
*
*/
public class DefaultIAdditive extends AbstractIAdditive {
private static final DefaultIAdditive INSTANCE
= new DefaultIAdditive();
@Override
public int iAdd(int a, int b) {
return a + b;
}
@Override
public int iAddIdentityElement() {
return 0;
}
@Override
public int iAddInverse(int a) {
return -a;
}
public static DefaultIAdditive getInstance() {
return INSTANCE;
}
}