docs: @Nonnull
    public static LocalDate getCurrentOrNextWorkDay (@Nullable final IHolidayManager aHolidayMgr)
    {
      if (aHolidayMgr == null)
        return CalendarHelper.getCurrentOrNextWorkDay ();
      LocalDate aDT = PDTFactory.getCurrentLocalDate ();
      while (!isWorkDay (aDT, aHolidayMgr))
        aDT = aDT.plusDays (1);
      return aDT;
    }