System.DateTimeParse.GetHebrewDayOfNM C# (CSharp) Method

        private static Boolean GetHebrewDayOfNM(ref DateTimeResult result, ref DateTimeRawInfo raw, DateTimeFormatInfo dtfi)
        {
            int monthDayOrder;
            if (!GetMonthDayOrder(dtfi.MonthDayPattern, dtfi, out monthDayOrder)) {
                result.SetFailure(ParseFailureKind.FormatWithParameter, "Format_BadDatePattern", dtfi.MonthDayPattern);
                return false;
            }
            result.Month = raw.month;
            if (monthDayOrder == ORDER_DM)
            {
                if (result.calendar.IsValidDay(result.Year, result.Month, raw.GetNumber(0), result.era))
                {
                    result.Day  = raw.GetNumber(0);
                    return true;
                }
            }
            result.SetFailure(ParseFailureKind.Format, "Format_BadDateTime", null);
            return false;
        }