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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.impl.scheduler;

import org.chocosolver.solver.variables.events.IntEventType;
import org.chocosolver.util.iterators.EvtScheduler;

/**
 * Created by cprudhom on 17/06/15.
 * Project: choco.
 */
public class BoolEvtScheduler implements EvtScheduler {

    private static final int[] DIS = new int[]{0, 1, -1, // INSTANTIATE
    };
    private int i = 0;

    @Override
    public void init(int mask) {
        i = 0;
    }

    @Override
    public int select(int mask) {
        if(mask > 0){
            return 0;
        }else{
            return 1;
        }
    }

    @Override
    public boolean hasNext() {
        return DIS[i] > -1;
    }

    @Override
    public int next() {
        return DIS[i++];
    }

    @Override
    public void remove() {
        throw new UnsupportedOperationException();
    }
}