org.sat4j.csp.Constant Maven / Gradle / Ivy

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/*******************************************************************************
* SAT4J: a SATisfiability library for Java Copyright (C) 2004-2008 Daniel Le Berre
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU Lesser General Public License Version 2.1 or later (the
* "LGPL"), in which case the provisions of the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of the LGPL, and not to allow others to use your version of
* this file under the terms of the EPL, indicate your decision by deleting
* the provisions above and replace them with the notice and other provisions
* required by the LGPL. If you do not delete the provisions above, a recipient
* may use your version of this file under the terms of the EPL or the LGPL.
*******************************************************************************/
package org.sat4j.csp;

import org.sat4j.specs.ContradictionException;
import org.sat4j.specs.ISolver;

public class Constant implements Evaluable {

    private final int value;

    private final Domain domain;

    public Constant(int value) {
        this.value = value;
        domain = new SingletonDomain(value);
    }

    public Domain domain() {
        return domain;
    }

    public int translate(int key) {
        throw new UnsupportedOperationException();
    }

    public void toClause(ISolver solver) throws ContradictionException {
        throw new UnsupportedOperationException();
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return String.valueOf(value);
    }

}