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/*
 * -----------------------------------------------------------------------
 * Copyright © 2013-2014 Meno Hochschild, 
 * -----------------------------------------------------------------------
 * This file (LeapsecondElement.java) is part of project Time4J.
 *
 * Time4J is free software: You can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * Time4J 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Time4J. If not, see .
 * -----------------------------------------------------------------------
 */

package net.time4j;

import net.time4j.engine.BasicElement;
import net.time4j.engine.ChronoDisplay;


/**
 * Repräsentiert einen Zeiger auf eine Schaltsekundeninformation. 
 *
 * @author      Meno Hochschild
 * @concurrency 
 */
final class LeapsecondElement
    extends BasicElement {

    //~ Statische Felder/Initialisierungen --------------------------------

    /**
     * Singleton-Instanz.
     */
    static final LeapsecondElement INSTANCE = new LeapsecondElement();

    private static final long serialVersionUID = -5143702899727667978L;

    //~ Konstruktoren -----------------------------------------------------

    private LeapsecondElement() {
        super("LEAPSECOND");

    }

    //~ Methoden ----------------------------------------------------------

    @Override
    public Class getType() {

        return Boolean.class;

    }

    @Override
    public Boolean getDefaultMinimum() {

        return Boolean.FALSE;

    }

    @Override
    public Boolean getDefaultMaximum() {

        return Boolean.TRUE;

    }

    @Override
    public int compare(
        ChronoDisplay o1,
        ChronoDisplay o2
    ) {

        return o1.get(this).compareTo(o2.get(this));

    }

    @Override
    public boolean isDateElement() {

        return false;

    }

    @Override
    public boolean isTimeElement() {

        return false;

    }

}