/**  * 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.*;public class StringComparator implements Comparator {    private static StringComparator _strComparator = new StringComparator();    /**     *  Constructor for the StringComparator     *  object     */    private StringComparator() {    }    //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 {                String f1 = (String) obj1;                String f2 = (String) obj2;                return f1.compareToIgnoreCase(f2);            }        }    }    //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     *  StringComparator class     *     *@return    The Comparator value     */    public static StringComparator getComparator() {        return _strComparator;    }}