co.paralleluniverse.common.util.DelegatingEquals Maven / Gradle / Ivy
/*
* Copyright (c) 2013-2014, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.common.util;
/**
* Represents an object that delegates its {@code equals} method to another, delegate, object.
*
* @author pron
*/
public interface DelegatingEquals {
/**
* The {@code equals} method of a {@code DelegatingEquals} object, will usually be implemented thus:
*
* {@code
* boolean equals(Object o) {
* if (o instanceof DelegatingEquals)
* return o.equals(delegate);
* else
* return delegate.equals(o);
* }}
*/
@Override
boolean equals(Object o);
}