/*
* 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 the given string with all found oldSubStr replaced by newSubStr.
* Example: StringUtil.current().replaceAll( "Seven of ten", "even", "ix"
* ) ;
* results in: "Six of ten"
*
* @param sourceStr The string that should be checked for occurrences of
* oldSubStr
* @param oldSubStr The string that is searched for in sourceStr
* @param newSubStr The new string that is placed everywhere the oldSubStr
* was found
*
* @return The original string with all found substrings replaced by new
* strings
*/
public String replaceAll(String sourceStr, String oldSubStr,
String newSubStr) {
String part = null;
String result = "";
int index = -1;
int subLen = 0;
subLen = oldSubStr.length();
part = sourceStr;
while ((part.length() > 0) && (subLen > 0)) {
index = part.indexOf(oldSubStr);
if (index >= 0) {
result = result + part.substring(0, index) + newSubStr;
part = part.substring(index + subLen);
} else {
result = result + part;
part = "";
}
}
// while
return result;
}
}