/**  * File and FTP Explorer  * Copyright 2002  * BOESCH Vincent  *  * 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 javaexplorer.util.comparator;import java.util.*;import javaexplorer.util.shortcut.*;public class ShortcutComparator implements Comparator {    private static ShortcutComparator _comparator = new ShortcutComparator();    /**     *  Constructor for the FileComparator     *  object     */    private ShortcutComparator() {    }    //Comparaison de deux fichiers    /**     *  Description of the Method     *     *@param  obj1  Description of Parameter     *@param  obj2  Description of Parameter     *@return       Description of the Returned     *      Value     */    public int compare(Object obj1, Object obj2) {        //Objet null plus petit qu'un objet non null        if (obj1 == null) {            if (obj2 == null) {                return 0;            } else {                return 1;            }        } else {            if (obj2 == null) {                return -1;            } else {                Shortcut f1 = (Shortcut) obj1;                Shortcut f2 = (Shortcut) obj2;                if (f1 instanceof ShortcutContainer) {                    if (!(f2 instanceof ShortcutContainer)) {                        return -1;                    }                } else {                    if (f2 instanceof ShortcutContainer) {                        return 1;                    }                }                return f1.getTitle().compareToIgnoreCase(f2.getTitle());            }        }    }    //2 fichiers egaux ?    /**     *  Description of the Method     *     *@param  obj1  Description of Parameter     *@param  obj2  Description of Parameter     *@return       Description of the Returned     *      Value     */    public boolean equals(Object obj1, Object obj2) {        if (obj1 == null) {            if (obj2 == null) {                return true;            }            return false;        } else {            if (obj2 == null) {                return false;            }            return obj1.equals(obj2);        }    }    /**     *  Gets the Comparator attribute of the     *  FileComparator class     *     *@return    The Comparator value     */    public static ShortcutComparator getComparator() {        return _comparator;    }}