/*  EnPassantPlyImpl - A class to implement a en passant attack.  Copyright (C) 2003 The Java-Chess team <info@java-chess.de>  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 2  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, write to the Free Software  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.*/package de.java_chess.javaChess.ply;import de.java_chess.javaChess.position.*;/** * This class is for pawn plies, that attack a pawn * en passant. */public class EnPassantPlyImpl extends PlyImpl implements EnPassantPly {    // Instance variables    /**     * The position of the attacked pawn.     */    Position _attackedPosition;        // Constructors    /**     * Create a new en passant ply instance.     *     * @param source The source square of the attacking pawn.     * @param destination The destination square of the attacking pawn.     * @param attackedPosition The position of the attacked pawn.     */    public EnPassantPlyImpl( Position source, Position destination, Position attackedPosition) {	super( source, destination, true);	setAttackedPosition( attackedPosition);    }    // Methods    /**     * Get the position of the attacked pawn.     *     * @return Get the position of the attacked pawn.     */    public final Position getAttackedPosition() {	return _attackedPosition;    }    /**     * Set the position of the attacked pawn.     *     * @param position The position of the attacked pawn.     */    public final void setAttackedPosition( Position attackedPosition) {	_attackedPosition = attackedPosition;    }}