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JFreeChart is a class library, written in Java, for generating charts.
Utilising the Java2D API, it supports a wide range of chart types including
bar charts, pie charts, line charts, XY-plots, time series plots, Sankey charts
and more.
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-present, by David Gilbert 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.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ----------------
* BooleanList.java
* ----------------
* (C) Copyright 2000-present, by David Gilbert and Contributors.
*
* Original Author: David Gilbert;
* Contributors: -;
*/
package org.jfree.chart.util;
/**
* A list of {@code Boolean} objects.
*/
public class BooleanList extends AbstractObjectList {
/** For serialization. */
private static final long serialVersionUID = -8543170333219422042L;
/**
* Creates a new list.
*/
public BooleanList() {
}
/**
* Returns a {@link Boolean} from the list.
*
* @param index the index (zero-based).
*
* @return a {@link Boolean} from the list.
*/
public Boolean getBoolean(int index) {
return (Boolean) get(index);
}
/**
* Sets the value for an item in the list. The list 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 the list for equality with another object (typically also a list).
*
* @param o the other object.
*
* @return A boolean.
*/
@Override
public boolean equals(Object o) {
if (o instanceof BooleanList) {
return super.equals(o);
}
return false;
}
/**
* Returns a hash code value for the object.
*
* @return the hashcode
*/
@Override
public int hashCode() {
return super.hashCode();
}
}