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Open-source constraint solver.

There is a newer version: 4.10.17

/*
 * This file is part of choco-solver, http://choco-solver.org/
 *
 * Copyright (c) 2019, IMT Atlantique. All rights reserved.
 *
 * Licensed under the BSD 4-clause license.
 *
 * See LICENSE file in the project root for full license information.
 */
package org.chocosolver.memory.structure;

/**
 * Generic interface used to undo modifications upon backtracking
 *
 * 

 *
 * @author Charles Prud'homme, Jean-Guillaume Fages
 * @since 11/02/11
 */
public interface IOperation {

	/**
     * Method called by the environment upon backtracking, to undo this operation
     */
    void undo();
}