diff options
Diffstat (limited to 'src/mscorlib/src/System/Globalization/PersianCalendar.cs')
| -rw-r--r-- | src/mscorlib/src/System/Globalization/PersianCalendar.cs | 193 |
1 files changed, 125 insertions, 68 deletions
diff --git a/src/mscorlib/src/System/Globalization/PersianCalendar.cs b/src/mscorlib/src/System/Globalization/PersianCalendar.cs index e61a007a02..dca34e812c 100644 --- a/src/mscorlib/src/System/Globalization/PersianCalendar.cs +++ b/src/mscorlib/src/System/Globalization/PersianCalendar.cs @@ -2,11 +2,12 @@ // The .NET Foundation licenses this file to you under the MIT license. // See the LICENSE file in the project root for more information. -namespace System.Globalization { - using System; - using System.Diagnostics; - using System.Diagnostics.Contracts; +using System; +using System.Diagnostics; +using System.Diagnostics.Contracts; +namespace System.Globalization +{ //////////////////////////////////////////////////////////////////////////// // // Notes about PersianCalendar @@ -25,13 +26,12 @@ namespace System.Globalization { */ [Serializable] - public class PersianCalendar : Calendar { - - + public class PersianCalendar : Calendar + { public static readonly int PersianEra = 1; internal static long PersianEpoch = new DateTime(622, 3, 22).Ticks / GregorianCalendar.TicksPerDay; - const int ApproximateHalfYear = 180; + private const int ApproximateHalfYear = 180; internal const int DatePartYear = 0; internal const int DatePartDayOfYear = 1; @@ -89,26 +89,33 @@ namespace System.Globalization { // - public override CalendarAlgorithmType AlgorithmType { - get { + public override CalendarAlgorithmType AlgorithmType + { + get + { return CalendarAlgorithmType.SolarCalendar; } } // Construct an instance of Persian calendar. - public PersianCalendar() { + public PersianCalendar() + { } - internal override int BaseCalendarID { - get { + internal override int BaseCalendarID + { + get + { return (CAL_GREGORIAN); } } - internal override int ID { - get { + internal override int ID + { + get + { return (CAL_PERSIAN); } } @@ -122,7 +129,8 @@ namespace System.Globalization { **Exceptions: ============================================================================*/ - long GetAbsoluteDatePersian(int year, int month, int day) { + private long GetAbsoluteDatePersian(int year, int month, int day) + { if (year >= 1 && year <= MaxCalendarYear && month >= 1 && month <= 12) { int ordinalDay = DaysInPreviousMonths(month) + day - 1; // day is one based, make 0 based since this will be the number of days we add to beginning of year below @@ -134,8 +142,10 @@ namespace System.Globalization { throw new ArgumentOutOfRangeException(null, Environment.GetResourceString("ArgumentOutOfRange_BadYearMonthDay")); } - static internal void CheckTicksRange(long ticks) { - if (ticks < minDate.Ticks || ticks > maxDate.Ticks) { + static internal void CheckTicksRange(long ticks) + { + if (ticks < minDate.Ticks || ticks > maxDate.Ticks) + { throw new ArgumentOutOfRangeException( "time", String.Format( @@ -146,15 +156,19 @@ namespace System.Globalization { } } - static internal void CheckEraRange(int era) { - if (era != CurrentEra && era != PersianEra) { + static internal void CheckEraRange(int era) + { + if (era != CurrentEra && era != PersianEra) + { throw new ArgumentOutOfRangeException(nameof(era), Environment.GetResourceString("ArgumentOutOfRange_InvalidEraValue")); } } - static internal void CheckYearRange(int year, int era) { + static internal void CheckYearRange(int year, int era) + { CheckEraRange(era); - if (year < 1 || year > MaxCalendarYear) { + if (year < 1 || year > MaxCalendarYear) + { throw new ArgumentOutOfRangeException( nameof(year), String.Format( @@ -165,10 +179,13 @@ namespace System.Globalization { } } - static internal void CheckYearMonthRange(int year, int month, int era) { + static internal void CheckYearMonthRange(int year, int month, int era) + { CheckYearRange(year, era); - if (year == MaxCalendarYear) { - if (month > MaxCalendarMonth) { + if (year == MaxCalendarYear) + { + if (month > MaxCalendarMonth) + { throw new ArgumentOutOfRangeException( nameof(month), String.Format( @@ -179,12 +196,13 @@ namespace System.Globalization { } } - if (month < 1 || month > 12) { + if (month < 1 || month > 12) + { throw new ArgumentOutOfRangeException(nameof(month), Environment.GetResourceString("ArgumentOutOfRange_Month")); } } - static int MonthFromOrdinalDay(int ordinalDay) + private static int MonthFromOrdinalDay(int ordinalDay) { Debug.Assert(ordinalDay <= 366); int index = 0; @@ -194,7 +212,7 @@ namespace System.Globalization { return index; } - static int DaysInPreviousMonths(int month) + private static int DaysInPreviousMonths(int month) { Debug.Assert(1 <= month && month <= 12); --month; // months are one based but for calculations use 0 based @@ -209,7 +227,8 @@ namespace System.Globalization { **Exceptions: ArgumentException if part is incorrect. ============================================================================*/ - internal int GetDatePart(long ticks, int part) { + internal int GetDatePart(long ticks, int part) + { long NumDays; // The calculation buffer in number of days. CheckTicksRange(ticks); @@ -288,8 +307,10 @@ namespace System.Globalization { // - public override DateTime AddMonths(DateTime time, int months) { - if (months < -120000 || months > 120000) { + public override DateTime AddMonths(DateTime time, int months) + { + if (months < -120000 || months > 120000) + { throw new ArgumentOutOfRangeException( nameof(months), String.Format( @@ -304,15 +325,19 @@ namespace System.Globalization { int m = GetDatePart(time.Ticks, DatePartMonth); int d = GetDatePart(time.Ticks, DatePartDay); int i = m - 1 + months; - if (i >= 0) { + if (i >= 0) + { m = i % 12 + 1; y = y + i / 12; - } else { + } + else + { m = 12 + (i + 1) % 12; y = y + (i - 11) / 12; } int days = GetDaysInMonth(y, m); - if (d > days) { + if (d > days) + { d = days; } long ticks = GetAbsoluteDatePersian(y, m, d) * TicksPerDay + time.Ticks % TicksPerDay; @@ -330,7 +355,8 @@ namespace System.Globalization { // - public override DateTime AddYears(DateTime time, int years) { + public override DateTime AddYears(DateTime time, int years) + { return (AddMonths(time, years * 12)); } @@ -339,7 +365,8 @@ namespace System.Globalization { // - public override int GetDayOfMonth(DateTime time) { + public override int GetDayOfMonth(DateTime time) + { return (GetDatePart(time.Ticks, DatePartDay)); } @@ -350,7 +377,8 @@ namespace System.Globalization { // - public override DayOfWeek GetDayOfWeek(DateTime time) { + public override DayOfWeek GetDayOfWeek(DateTime time) + { return ((DayOfWeek)((int)(time.Ticks / TicksPerDay + 1) % 7)); } @@ -359,7 +387,8 @@ namespace System.Globalization { // - public override int GetDayOfYear(DateTime time) { + public override int GetDayOfYear(DateTime time) + { return (GetDatePart(time.Ticks, DatePartDayOfYear)); } @@ -368,10 +397,12 @@ namespace System.Globalization { // - public override int GetDaysInMonth(int year, int month, int era) { + public override int GetDaysInMonth(int year, int month, int era) + { CheckYearMonthRange(year, month, era); - if ((month==MaxCalendarMonth) && (year==MaxCalendarYear)) { + if ((month == MaxCalendarMonth) && (year == MaxCalendarYear)) + { return MaxCalendarDay; } @@ -387,28 +418,33 @@ namespace System.Globalization { // Returns the number of days in the year given by the year argument for the current era. // - public override int GetDaysInYear(int year, int era) { + public override int GetDaysInYear(int year, int era) + { CheckYearRange(year, era); - if (year==MaxCalendarYear) { - return DaysToMonth[MaxCalendarMonth-1] + MaxCalendarDay; + if (year == MaxCalendarYear) + { + return DaysToMonth[MaxCalendarMonth - 1] + MaxCalendarDay; } // Common years have 365 days. Leap years have 366 days. - return (IsLeapYear(year, CurrentEra) ? 366: 365); + return (IsLeapYear(year, CurrentEra) ? 366 : 365); } // Returns the era for the specified DateTime value. - public override int GetEra(DateTime time) { + public override int GetEra(DateTime time) + { CheckTicksRange(time.Ticks); return (PersianEra); } - public override int[] Eras { - get { - return (new int[] {PersianEra}); + public override int[] Eras + { + get + { + return (new int[] { PersianEra }); } } @@ -417,16 +453,19 @@ namespace System.Globalization { // - public override int GetMonth(DateTime time) { + public override int GetMonth(DateTime time) + { return (GetDatePart(time.Ticks, DatePartMonth)); } // Returns the number of months in the specified year and era. - public override int GetMonthsInYear(int year, int era) { + public override int GetMonthsInYear(int year, int era) + { CheckYearRange(year, era); - if (year==MaxCalendarYear) { + if (year == MaxCalendarYear) + { return MaxCalendarMonth; } return (12); @@ -437,7 +476,8 @@ namespace System.Globalization { // - public override int GetYear(DateTime time) { + public override int GetYear(DateTime time) + { return (GetDatePart(time.Ticks, DatePartYear)); } @@ -446,10 +486,12 @@ namespace System.Globalization { // - public override bool IsLeapDay(int year, int month, int day, int era) { + public override bool IsLeapDay(int year, int month, int day, int era) + { // The year/month/era value checking is done in GetDaysInMonth(). int daysInMonth = GetDaysInMonth(year, month, era); - if (day < 1 || day > daysInMonth) { + if (day < 1 || day > daysInMonth) + { throw new ArgumentOutOfRangeException( nameof(day), String.Format( @@ -477,7 +519,8 @@ namespace System.Globalization { // - public override bool IsLeapMonth(int year, int month, int era) { + public override bool IsLeapMonth(int year, int month, int era) + { CheckYearMonthRange(year, month, era); return (false); } @@ -486,7 +529,8 @@ namespace System.Globalization { // year is a leap year, or false if not. // - public override bool IsLeapYear(int year, int era) { + public override bool IsLeapYear(int year, int era) + { CheckYearRange(year, era); if (year == MaxCalendarYear) @@ -501,10 +545,12 @@ namespace System.Globalization { // - public override DateTime ToDateTime(int year, int month, int day, int hour, int minute, int second, int millisecond, int era) { + public override DateTime ToDateTime(int year, int month, int day, int hour, int minute, int second, int millisecond, int era) + { // The year/month/era checking is done in GetDaysInMonth(). int daysInMonth = GetDaysInMonth(year, month, era); - if (day < 1 || day > daysInMonth) { + if (day < 1 || day > daysInMonth) + { BCLDebug.Log("year = " + year + ", month = " + month + ", day = " + day); throw new ArgumentOutOfRangeException( nameof(day), @@ -517,24 +563,31 @@ namespace System.Globalization { long lDate = GetAbsoluteDatePersian(year, month, day); - if (lDate >= 0) { + if (lDate >= 0) + { return (new DateTime(lDate * GregorianCalendar.TicksPerDay + TimeToTicks(hour, minute, second, millisecond))); - } else { + } + else + { throw new ArgumentOutOfRangeException(null, Environment.GetResourceString("ArgumentOutOfRange_BadYearMonthDay")); } } private const int DEFAULT_TWO_DIGIT_YEAR_MAX = 1410; - public override int TwoDigitYearMax { - get { - if (twoDigitYearMax == -1) { + public override int TwoDigitYearMax + { + get + { + if (twoDigitYearMax == -1) + { twoDigitYearMax = GetSystemTwoDigitYearSetting(ID, DEFAULT_TWO_DIGIT_YEAR_MAX); } return (twoDigitYearMax); } - set { + set + { VerifyWritable(); if (value < 99 || value > MaxCalendarYear) { @@ -552,18 +605,22 @@ namespace System.Globalization { - public override int ToFourDigitYear(int year) { - if (year < 0) { + public override int ToFourDigitYear(int year) + { + if (year < 0) + { throw new ArgumentOutOfRangeException(nameof(year), Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); } Contract.EndContractBlock(); - if (year < 100) { + if (year < 100) + { return (base.ToFourDigitYear(year)); } - if (year > MaxCalendarYear) { + if (year > MaxCalendarYear) + { throw new ArgumentOutOfRangeException( nameof(year), String.Format( |