/* license-start
*
* Copyright (C) 2008 - 2013 Crispico, <http://www.crispico.com/>.
*
* This program 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 version 3.
*
* 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 General Public License for more details, at <http://www.gnu.org/licenses/>.
*
* Contributors:
* Crispico - Initial API and implementation
*
* license-end
*/
package org.flowerplatform.common.util;
public class Pair<A, B> {
public A a;
public B b;
public Pair(A a, B b) {
super();
this.a = a;
this.b = b;
}
@Override
public int hashCode() {
return a.hashCode() ^ b.hashCode();
}
@Override
public String toString() {
return "(" + a.toString() + ", " + b.toString() + ")";
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof Pair<?, ?>)) {
return false;
}
Pair<?, ?> otherObj = (Pair<?, ?>) obj;
return
((a == null && otherObj.a == null) || (a != null && a.equals(otherObj.a))) &&
((b == null && otherObj.b == null) || (b != null && b.equals(otherObj.b)));
}
}