booleanlist.java

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/* ======================================
 * JFreeChart : a free Java chart library
 * ======================================
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 * Project Lead:  David Gilbert ([e-mail]);
 *
 * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
 *
 * This library 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.
 *
 * This library 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 this
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * ----------------
 * BooleanList.java
 * ----------------
 * (C) Copyright 2003 by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: BooleanList.java,v 1.2 2003/07/24 11:14:13 mungady Exp $
 *
 * Changes
 * -------
 * 11-Jun-2003 : Version 1 (DG);
 * 23-Jul-2003 : Renamed BooleanTable --> BooleanList and now extends ObjectList (DG);
 * 
 */

package org.jfree.util;

import java.io.Serializable;


/**
 * A table of boolean values.
 *
 * @author David Gilbert
 */
public class BooleanList extends ObjectList implements Serializable {

    /**
     * Creates a new boolean table.
     */
    public BooleanList() {
    }

    /**
     * Returns a Boolean object from the list.
     *
     * @param index the index (zero-based).
     *
     * @return The boolean.
     */
    public Boolean getBoolean(int index) {

        return (Boolean) get(index);

    }

    /**
     * Sets the boolean for a cell in the table.  The table is expanded if necessary.
     *
     * @param index  the index (zero-based).
     * @param b  the boolean.
     */
    public void setBoolean(int index, Boolean b) {

        set(index, b);

    }

    /**
     * Tests this paint table for equality with another object (typically also a boolean table).
     *
     * @param o  the other object.
     *
     * @return A boolean.
     */
    public boolean equals(Object o) {

        if (o instanceof BooleanList) {
            return super.equals(o);
        }

        return false;

    }

}