Java Utililty Methods Christmas Day Check

setDate(holidayStart, Calendar.DECEMBER, 24);
setDate(holidayEnd, Calendar.DECEMBER, 27);
curTime = Calendar.getInstance();
return curTime.after(holidayStart) && curTime.before(holidayEnd);

Calendar cal = getInstance();
int day = cal.get(DAY_OF_MONTH);
return cal.get(MONTH) == DECEMBER && day == 23 || day == 24;

doSetup();
return calendar.get(Calendar.MONTH) == Calendar.DECEMBER && calendar.get(Calendar.DAY_OF_MONTH) == 25;

setDate(holidayStart, Calendar.DECEMBER, 24, false);
setDate(holidayEnd, Calendar.DECEMBER, 26, true);
return dateCheck();

return isChristmas;