/**
* * Writes a byte to the stream.
*
* <p>
*
* @param ch The byte to write.
* @exception IOException If an error occurs while writing to the underlying stream. *
*/
@Override
public void write(int ch) throws IOException {
synchronized (__client) {
ch &= 0xff;
if (__client._requestedWont(TelnetOption.BINARY)) // i.e. ASCII
{
if (__lastWasCR) {
if (__convertCRtoCRLF) {
__client._sendByte('\n');
if (ch == '\n') // i.e. was CRLF anyway
{
__lastWasCR = false;
return;
}
} // __convertCRtoCRLF
else if (ch != '\n') {
__client._sendByte('\0'); // RFC854 requires CR NUL for bare CR
}
}
__lastWasCR = false;
switch (ch) {
case '\r':
__client._sendByte('\r');
__lastWasCR = true;
break;
case TelnetCommand.IAC:
__client._sendByte(TelnetCommand.IAC);
__client._sendByte(TelnetCommand.IAC);
break;
default:
__client._sendByte(ch);
break;
}
} // end ASCII
else if (ch == TelnetCommand.IAC) {
__client._sendByte(ch);
__client._sendByte(TelnetCommand.IAC);
} else {
__client._sendByte(ch);
}
}
}
/** * Closes the stream. ** */
@Override
public void close() throws IOException {
__client._closeOutputStream();
}
/** * Flushes the stream. ** */
@Override
public void flush() throws IOException {
__client._flushOutputStream();
}
