jfreechart example source code file (OHLC.java)

This example jfreechart source code file (OHLC.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jfreechart tags/keywords

io, ohlc, ohlc, serializable, serializable

The jfreechart OHLC.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ---------
 * OHLC.java
 * ---------
 * (C) Copyright 2006, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 04-Dec-2006 : Version 1 (DG);
 *
 */

package org.jfree.data.time.ohlc;

import java.io.Serializable;

/**
 * A high low data record (immutable).  This class is used internally by the
 * {@link OHLCItem} class.
 *
 * @since 1.0.4
 */
public class OHLC implements Serializable {

    /** The open value. */
    private double open;

    /** The close value. */
    private double close;

    /** The high value. */
    private double high;

    /** The low value. */
    private double low;

    /**
     * Creates a new instance of <code>OHLC.
     *
     * @param open  the open value.
     * @param close  the close value.
     * @param high  the high value.
     * @param low  the low value.
     */
    public OHLC(double open, double high, double low, double close) {
        this.open = open;
        this.close = close;
        this.high = high;
        this.low = low;
    }

    /**
     * Returns the open value.
     *
     * @return The open value.
     */
    public double getOpen() {
        return this.open;
    }

    /**
     * Returns the close value.
     *
     * @return The close value.
     */
    public double getClose() {
        return this.close;
    }

    /**
     * Returns the high value.
     *
     * @return The high value.
     */
    public double getHigh() {
        return this.high;
    }

    /**
     * Returns the low value.
     *
     * @return The low value.
     */
    public double getLow() {
        return this.low;
    }

    /**
     * Tests this instance for equality with an arbitrary object.
     *
     * @param obj  the object (<code>null permitted).
     *
     * @return A boolean.
     */
    public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof OHLC)) {
            return false;
        }
        OHLC that = (OHLC) obj;
        if (this.open != that.open) {
            return false;
        }
        if (this.close != that.close) {
            return false;
        }
        if (this.high != that.high) {
            return false;
        }
        if (this.low != that.low) {
            return false;
        }
        return true;
    }

}