public void exit() {
if (instanceofLAL && logger.isTraceEnabled(ENTRY_MARKER))

{ ((LocationAwareLogger) logger).log(EXIT_MARKER, FQCN, LocationAwareLogger.TRACE_INT, EXIT_MESSAGE_0, null, null); }

}

should be:
...
if (instanceofLAL && logger.isTraceEnabled(EXIT_MARKER)) {
...