code: public boolean insideRange(long startDate, long endDate) {
  	Calendar c1 = Calendar.getInstance();
  	Calendar c2 = Calendar.getInstance();
  	c1.setTimeInMillis(startDate);
  	c2.setTimeInMillis(endDate);
  	return isInRange(c1, c2);
      }
docs: Returns {@code true} if the end date occurs after the start date during
  the period of time represented by this time span.