/*
* Copyright (C) 2002-2010 XimpleWare, info@ximpleware.com
*
* 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 com.ximpleware.transcode;
import java.io.IOException;
import java.io.OutputStream;
import com.ximpleware.TranscodeException;
public class ISO8859_1Coder {
public static int getLen(int ch) throws TranscodeException{
if (ch>255)
throw new TranscodeException("Invalid UCS char for ASCII format");
return 1;
}
public static long decode(byte[] input, int offset ){
long l = input[offset] & 0xff;
return (((long)(offset+1))<<32) | l ;
}
/**
*
* @param output
* @param offset
* @param ch
* @return
*
*/
public static int encode(byte[] output, int offset, int ch ){
output[offset] = (byte) ch;
return offset+1;
}
/**
* Write the iso-8859-1 representation of ch into outputstrem
* @param os
* @param offset
* @param ch
* @throws IOException
* @throws TranscodeException
*
*/
public static final void encodeAndWrite(OutputStream os, int ch)
throws IOException, TranscodeException {
if (ch>255)
throw new TranscodeException("Invalid UCS char for ISO-8859-1 format");
os.write(ch);
}
}