/* This file is part of the db4o object database http://www.db4o.com
Copyright (C) 2004 - 2011 Versant Corporation http://www.versant.com
db4o is free software; you can redistribute it and/or modify it under
the terms of version 3 of the GNU General Public License as published
by the Free Software Foundation.
db4o 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 this program. If not, see http://www.gnu.org/licenses/. */
package com.db4o.foundation;
/**
* a prepared comparison, to compare multiple objects
* with one single object.
*/
public interface PreparedComparison<T> {
/**
* return a negative int, zero or a positive int if
* the object being held in 'this' is smaller, equal
* or greater than the passed object.<br><br>
*
* Typical implementation: return this.object - obj;
*/
public int compareTo(T obj);
}