jfreechart example source code file (BoxAndWhiskerItem.java)

This example jfreechart source code file (BoxAndWhiskerItem.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

boxandwhiskeritem, boxandwhiskeritem, double, double, io, list, list, number, number, serializable, string, util

The jfreechart BoxAndWhiskerItem.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.]
 *
 * ----------------------
 * BoxAndWhiskerItem.java
 * ----------------------
 * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 27-Aug-2003 : Version 1 (DG);
 * 01-Mar-2004 : Added equals() method and implemented Serializable (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 15-Nov-2006 : Added toString() method override (DG);
 * 02-Oct-2007 : Added new constructor (for convenience) (DG);
 *
 */

package org.jfree.data.statistics;

import java.io.Serializable;
import java.util.Collections;
import java.util.List;

import org.jfree.util.ObjectUtilities;

/**
 * Represents one data item within a box-and-whisker dataset.  Instances of
 * this class are immutable.
 */
public class BoxAndWhiskerItem implements Serializable {

    /** For serialization. */
    private static final long serialVersionUID = 7329649623148167423L;

    /** The mean. */
    private Number mean;

    /** The median. */
    private Number median;

    /** The first quarter. */
    private Number q1;

    /** The third quarter. */
    private Number q3;

    /** The minimum regular value. */
    private Number minRegularValue;

    /** The maximum regular value. */
    private Number maxRegularValue;

    /** The minimum outlier. */
    private Number minOutlier;

    /** The maximum outlier. */
    private Number maxOutlier;

    /** The outliers. */
    private List outliers;

    /**
     * Creates a new box-and-whisker item.
     *
     * @param mean  the mean (<code>null permitted).
     * @param median  the median (<code>null permitted).
     * @param q1  the first quartile (<code>null permitted).
     * @param q3  the third quartile (<code>null permitted).
     * @param minRegularValue  the minimum regular value (<code>null
     *                         permitted).
     * @param maxRegularValue  the maximum regular value (<code>null
     *                         permitted).
     * @param minOutlier  the minimum outlier (<code>null permitted).
     * @param maxOutlier  the maximum outlier (<code>null permitted).
     * @param outliers  the outliers (<code>null permitted).
     */
    public BoxAndWhiskerItem(Number mean,
                             Number median,
                             Number q1,
                             Number q3,
                             Number minRegularValue,
                             Number maxRegularValue,
                             Number minOutlier,
                             Number maxOutlier,
                             List outliers) {

        this.mean = mean;
        this.median = median;
        this.q1 = q1;
        this.q3 = q3;
        this.minRegularValue = minRegularValue;
        this.maxRegularValue = maxRegularValue;
        this.minOutlier = minOutlier;
        this.maxOutlier = maxOutlier;
        this.outliers = outliers;

    }

    /**
     * Creates a new box-and-whisker item.
     *
     * @param mean  the mean.
     * @param median  the median
     * @param q1  the first quartile.
     * @param q3  the third quartile.
     * @param minRegularValue  the minimum regular value.
     * @param maxRegularValue  the maximum regular value.
     * @param minOutlier  the minimum outlier value.
     * @param maxOutlier  the maximum outlier value.
     * @param outliers  a list of the outliers.
     *
     * @since 1.0.7
     */
    public BoxAndWhiskerItem(double mean, double median, double q1, double q3,
            double minRegularValue, double maxRegularValue, double minOutlier,
            double maxOutlier, List outliers) {

        // pass values to other constructor
        this(new Double(mean), new Double(median), new Double(q1),
                new Double(q3), new Double(minRegularValue),
                new Double(maxRegularValue), new Double(minOutlier),
                new Double(maxOutlier), outliers);

    }

    /**
     * Returns the mean.
     *
     * @return The mean (possibly <code>null).
     */
    public Number getMean() {
        return this.mean;
    }

    /**
     * Returns the median.
     *
     * @return The median (possibly <code>null).
     */
    public Number getMedian() {
        return this.median;
    }

    /**
     * Returns the first quartile.
     *
     * @return The first quartile (possibly <code>null).
     */
    public Number getQ1() {
        return this.q1;
    }

    /**
     * Returns the third quartile.
     *
     * @return The third quartile (possibly <code>null).
     */
    public Number getQ3() {
        return this.q3;
    }

    /**
     * Returns the minimum regular value.
     *
     * @return The minimum regular value (possibly <code>null).
     */
    public Number getMinRegularValue() {
        return this.minRegularValue;
    }

    /**
     * Returns the maximum regular value.
     *
     * @return The maximum regular value (possibly <code>null).
     */
    public Number getMaxRegularValue() {
        return this.maxRegularValue;
    }

    /**
     * Returns the minimum outlier.
     *
     * @return The minimum outlier (possibly <code>null).
     */
    public Number getMinOutlier() {
        return this.minOutlier;
    }

    /**
     * Returns the maximum outlier.
     *
     * @return The maximum outlier (possibly <code>null).
     */
    public Number getMaxOutlier() {
        return this.maxOutlier;
    }

    /**
     * Returns a list of outliers.
     *
     * @return A list of outliers (possibly <code>null).
     */
    public List getOutliers() {
        if (this.outliers == null) {
            return null;
        }
        return Collections.unmodifiableList(this.outliers);
    }

    /**
     * Returns a string representation of this instance, primarily for
     * debugging purposes.
     *
     * @return A string representation of this instance.
     */
    public String toString() {
        return super.toString() + "[mean=" + this.mean + ",median="
                + this.median + ",q1=" + this.q1 + ",q3=" + this.q3 + "]";
    }

    /**
     * Tests this object for equality with an arbitrary object.
     *
     * @param obj  the object to test against (<code>null permitted).
     *
     * @return A boolean.
     */
    public boolean equals(Object obj) {

        if (obj == this) {
            return true;
        }
        if (!(obj instanceof BoxAndWhiskerItem)) {
            return false;
        }
        BoxAndWhiskerItem that = (BoxAndWhiskerItem) obj;
        if (!ObjectUtilities.equal(this.mean, that.mean)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.median, that.median)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.q1, that.q1)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.q3, that.q3)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.minRegularValue,
                that.minRegularValue)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.maxRegularValue,
                that.maxRegularValue)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.minOutlier, that.minOutlier)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.maxOutlier, that.maxOutlier)) {
            return false;
        }
        if (!ObjectUtilities.equal(this.outliers, that.outliers)) {
            return false;
        }
        return true;
    }

}