001    ///////////////////////////////////////////////////////////////////////////////
002    // Copyright (c) 2006, Frank S. Nestel, All Rights Reserved.
003    //
004    // This library is free software; you can redistribute it and/or
005    // modify it under the terms of the GNU Lesser General Public
006    // License as published by the Free Software Foundation; either
007    // version 2.1 of the License, or (at your option) any later version.
008    //
009    // This library is distributed in the hope that it will be useful,
010    // but WITHOUT ANY WARRANTY; without even the implied warranty of
011    // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
012    // GNU General Public License for more details.
013    //
014    // You should have received a copy of the GNU Lesser General Public
015    // License along with this program; if not, write to the Free Software
016    // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
017    ///////////////////////////////////////////////////////////////////////////////
018    
019    package de.spieleck.app.turn.splitting;
020    
021    /**
022     * Splitter for "chess" or actually any game with pairs of participants.
023     *
024     * <p><a href="$URL: https://svn.sourceforge.net/svnroot/jtourney/src/de/spieleck/app/turn/splitting/Chess.java $">$URL: https://svn.sourceforge.net/svnroot/jtourney/src/de/spieleck/app/turn/splitting/Chess.java $</a></p>
025     *
026     * @author Frank S. Nestel
027     * @author $Author: nestefan $
028     * @version $Revision: 2 $ $Date: 2006-03-20 14:33:27 +0100 (Mo, 20 Mrz 2006) $ $Author: nestefan $
029     */
030    public class Chess
031        extends BaseSplitter
032    {
033        public int optimal()
034        {
035            return 2;
036        }
037    
038        public int[] split(int total)
039        {
040            if ( total < 2 )
041            {
042                return null; // Give up!
043            }
044            else 
045            {
046                int x2 = total / 2;
047                int x1 = total % 2;
048                return new int[] { 0, x1, x2 };
049            }
050        }
051        
052    }