final long myTime = calendar.getTimeInMillis();
final String myMsg = "Message";
final Level myLevel = Level.info;
// The timestamp of GAE LogRecord unit is microsecond.
LogRecord logRecord = new LogRecord(myLevel, myTime * 1000, myMsg);
final StringBuilder called = new StringBuilder();
WjrGAEProdLogRecorder recorder = new WjrGAEProdLogRecorder() {
@Override
protected String formatLog(long millis, String level, String msg) {