Estoy debugeando dentro de la clase LogRecord, en el constructor
`public LogRecord(Level level, String msg) {
// Make sure level isn't null, by calling random method.
level.getClass();
this.level = level;
message = msg;
// Assign a thread ID and a unique sequence number.
sequenceNumber = globalSequenceNumber.getAndIncrement();
threadID = defaultThreadID();
millis = System.currentTimeMillis();
needToInferCaller = true;
}`