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package sun.io;
A algorithmic conversion from ISO 8859-1 to Unicode
Author: Lloyd Honomichl, Asmus Freytag
/**
* A algorithmic conversion from ISO 8859-1 to Unicode
*
* @author Lloyd Honomichl
* @author Asmus Freytag
*/
public class ByteToCharISO8859_1 extends ByteToCharConverter {
// Return the character set id
public String getCharacterEncoding()
{
return "ISO8859_1";
}
public int flush(char[] output, int outStart, int outEnd) {
// This converter will not buffer any data.
byteOff = charOff = 0;
return 0;
}
Algorithmic character conversion
/**
* Algorithmic character conversion
*/
public int convert(byte[] input, int inOff, int inEnd,
char[] output, int outOff, int outEnd)
throws ConversionBufferFullException
{
int bound = inOff + (outEnd - outOff);
if (bound >= inEnd) {
bound = inEnd;
}
int bytesWritten = inEnd - inOff;
// Loop until we hit the end of the input
try {
while(inOff < bound) {
output[outOff++] = (char) (0xff & input[inOff++]);
}
} finally {
charOff = outOff;
byteOff = inOff;
}
// If we don't have room for the output, throw an exception
if (bound < inEnd)
throw new ConversionBufferFullException();
// Return the length written to the output buffer
return bytesWritten;
}
/*
Reset after finding bad input
*/
public void reset() {
byteOff = charOff = 0;
}
}