code: public boolean isSameDay(Calendar calendar) {
  		Calendar c1 = asCalendar();
  		return (c1.get(Calendar.ERA) == calendar.get(Calendar.ERA) &&
  				c1.get(Calendar.YEAR) == calendar.get(Calendar.YEAR) &&
  				c1.get(Calendar.DAY_OF_YEAR) == calendar.get(Calendar.DAY_OF_YEAR));
  	}
docs: Checks if two calendar objects are on the same day ignoring time.
  
  @param calendar
  @return