public static DateTime GetBoxingDayHoliday(int year)
{
DateTime cachedDate;
bool cached = BoxingDayHolidays.TryGetValue(year, out cachedDate);
if (cached)
{
return(cachedDate);
}
var date = new DateTime(year, 12, 26);
if (IsWeekend(date))
{
date = new DateTime(year, 12, 28);
}
BoxingDayHolidays.Add(year, date);
return(date);
}
public static void ClearCache()
{
BoxingDayHolidays.Clear();
XmasDayHolidays.Clear();
}