/* ===========================================================
* Orson Charts : a 3D chart library for the Java(tm) platform
* ===========================================================
*
* (C)opyright 2013-2016, by Object Refinery Limited. All rights reserved.
*
* http://www.object-refinery.com/orsoncharts/index.html
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* If you do not wish to be bound by the terms of the GPL, an alternative
* commercial license can be purchased. For details, please see visit the
* Orson Charts home page:
*
* http://www.object-refinery.com/orsoncharts/index.html
*
*/
package com.orsoncharts.data.xyz;
import java.io.Serializable;
/**
* Represents a single {@code (x, y, z)} data item, which can be added to
* a {@link XYZSeries}. Instances of this class are immutable.
* <br><br>
* NOTE: This class is serializable, but the serialization format is subject
* to change in future releases and should not be relied upon for persisting
* instances of this class.
*/
@SuppressWarnings("serial")
public class XYZDataItem implements Serializable {
/** The x-value. */
private final double x;
/** The y-value. */
private final double y;
/** The z-value. */
private final double z;
/**
* Creates a new (immutable) instance.
*
* @param x the x-value.
* @param y the y-value.
* @param z the z-value.
*/
public XYZDataItem(double x, double y, double z) {
this.x = x;
this.y = y;
this.z = z;
}
/**
* Returns the x-value.
*
* @return The x-value.
*/
public double getX() {
return x;
}
/**
* Returns the y-value.
*
* @return The y-value.
*/
public double getY() {
return y;
}
/**
* Returns the z-value.
*
* @return The z-value.
*/
public double getZ() {
return z;
}
/**
* Tests this instance for equality with an arbitrary object.
*
* @param obj the object ({@code null} permitted).
*
* @return A boolean.
*/
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof XYZDataItem)) {
return false;
}
XYZDataItem that = (XYZDataItem) obj;
if (this.x != that.x) {
return false;
}
if (this.y != that.y) {
return false;
}
if (this.z != that.z) {
return false;
}
return true;
}
@Override
public int hashCode() {
int hash = 5;
hash = 79 * hash + (int) (Double.doubleToLongBits(this.x)
^ (Double.doubleToLongBits(this.x) >>> 32));
hash = 79 * hash + (int) (Double.doubleToLongBits(this.y)
^ (Double.doubleToLongBits(this.y) >>> 32));
hash = 79 * hash + (int) (Double.doubleToLongBits(this.z)
^ (Double.doubleToLongBits(this.z) >>> 32));
return hash;
}
}