private void writeHeader(LoggingEvent event) {
writePRI(event.getLevel());
writeVersion();
writeSP();
writeTimeStamp(event.timeStamp);
writeSP();
writeString(hostName);
writeSP();
writeString(applicationName);
writeSP();
writeString(processID);
writeSP();
writeString(messageID);
}
@Override
protected void append(LoggingEvent event) {
try {
buf.reset();
writeHeader(event);
writeSP();
writeStructuredData();
writeSP();
if (prefixMessageWithBOM) writeBOM();
writeString(event.getRenderedMessage());
protocol.send(this);
} catch (IOException e) {
errorHandler.error(
"Failed to emit message by " + protocol + " connection to " + host + ":" + port,
e,
ErrorCode.WRITE_FAILURE,
event);
}
}