001/* ===========================================================
002 * JFreeChart : a free chart library for the Java(tm) platform
003 * ===========================================================
004 *
005 * (C) Copyright 2000-2022, by David Gilbert and Contributors.
006 *
007 * Project Info:  http://www.jfree.org/jfreechart/index.html
008 *
009 * This library is free software; you can redistribute it and/or modify it
010 * under the terms of the GNU Lesser General Public License as published by
011 * the Free Software Foundation; either version 2.1 of the License, or
012 * (at your option) any later version.
013 *
014 * This library is distributed in the hope that it will be useful, but
015 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017 * License for more details.
018 *
019 * You should have received a copy of the GNU Lesser General Public
020 * License along with this library; if not, write to the Free Software
021 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
022 * USA.
023 *
024 * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
025 * Other names may be trademarks of their respective owners.]
026 *
027 * -----------------------------
028 * KeyedValueComparatorType.java
029 * -----------------------------
030 * (C) Copyright 2003-2022, by David Gilbert.
031 *
032 * Original Author:  David Gilbert;
033 * Contributor(s):   -;
034 *
035 * Changes:
036 * --------
037 * 05-Mar-2003 : Version 1 (DG);
038 * 23-Sep-2012 : Make this class serializable (DG);
039 * 26-Nov-2018 : Made KeyedValueComparatorType an enum (TH);
040 *
041 */
042
043package org.jfree.data;
044
045/**
046 * Used to indicate the type of a {@link KeyedValueComparator} : 'by key' or
047 * 'by value'.
048 */
049public enum KeyedValueComparatorType {
050
051    /** An object representing 'by key' sorting. */
052    BY_KEY,
053
054    /** An object representing 'by value' sorting. */
055    BY_VALUE
056
057}