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/*
 * This file is part of choco-solver, http://choco-solver.org/
 *
 * Copyright (c) 2022, 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.solver.variables.delta;

/**
 * 

 *
 * @author Charles Prud'homme
 * @since 25/10/2021
 */
public interface IDeltaMonitor {
    /**
     * Activate the monitoring of this delta monitor.
     * A call to this method is required after initial propagation.
     * Indeed, calling this before the initial propagation may lead to error
     * since some removed values might be treated twice.
     * And not calling this method will throw an exception.
     */
    void startMonitoring();

}