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/*
* 21:16:50 16/04/00
*
* DawnUtilities.java - Some utilities for Jext and its classes
* Copyright (C) 1999-2000 Romain Guy
* romain.guy@jext.org
* www.jext.org
*
* 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 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 org.jext.dawn;
import org.jext.Utilities;
/**
* This class contains some utility methods needed by Dawn or its functions.
*/
public class DawnUtilities extends Utilities
{
public static String unescape(String in)
{
StringBuffer buf = new StringBuffer(in.length());
char c = '\0';
for (int i = 0; i < in.length(); i++)
{
switch(c = in.charAt(i))
{
case '\\':
buf.append('\\');
buf.append('\\');
break;
case '\"':
buf.append('\\');
buf.append('"');
break;
case '\'':
buf.append('\\');
buf.append('\'');
break;
case '\n':
buf.append('\\');
buf.append('n');
break;
case '\r':
buf.append('\\');
buf.append('r');
break;
default:
buf.append(c);
}
}
return buf.toString();
}
/**
* Parsers a string and turn common escape sequences into special chars like
* \n (carriage return) \t (tab space) \\ (single \ character) ...
* @param in The
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