public Date(DateTime dateTime, IPublicHolidayCalendar calendar)
{
_publicHolidayCalendar = calendar ?? Dates.PublicHolidayCalendar.Default;
_dateTime = dateTime;
}
public Date(int year, int month, int day, IPublicHolidayCalendar calandar)
: this(new DateTime(year, month, day), calandar)
{
}