import java.text.CharacterIterator;
import java.text.StringCharacterIterator;
/*
* SSHTools - Java SSH2 API
*
* Copyright (C) 2002-2003 Lee David Painter and Contributors.
*
* Contributions made by:
*
* Brett Smith
* Richard Pernavas
* Erwin Bolwidt
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//package com.sshtools.daemon.util;
/**
* The sole instance of this class provides several convienience methods for
* string manipulation such as substring replacement or character repetition.
*
* @author Manfred Duchrow
* @version 2.0
*/
public class Util{
/**
* Returns a string that contains all characters of the given string in
* reverse order.
*
* @param str
*
* @return
*/
public String reverse(String str) {
if (str == null) {
return null;
}
char[] newStr = new char[str.length()];
StringCharacterIterator iterator = new StringCharacterIterator(str);
int i = 0;
for (char ch = iterator.last(); ch != CharacterIterator.DONE;
ch = iterator.previous()) {
newStr[i] = ch;
i++;
}
return new String(newStr);
}
}