/// <summary>Format the TimeSpan instance using the specified format.</summary>
private static StringBuilder FormatCustomized(TimeSpan value, string format, DateTimeFormatInfo dtfi)
{
Debug.Assert(dtfi != null);
int day = (int)(value.Ticks / TimeSpan.TicksPerDay);
long time = value.Ticks % TimeSpan.TicksPerDay;
if (value.Ticks < 0)
{
day = -day;
time = -time;
}
int hours = (int)(time / TimeSpan.TicksPerHour % 24);
int minutes = (int)(time / TimeSpan.TicksPerMinute % 60);
int seconds = (int)(time / TimeSpan.TicksPerSecond % 60);
int fraction = (int)(time % TimeSpan.TicksPerSecond);
long tmp = 0;
int i = 0;
int tokenLen;
StringBuilder result = StringBuilderCache.Acquire(InternalGlobalizationHelper.StringBuilderDefaultCapacity);
while (i < format.Length)
{
char ch = format[i];
int nextChar;
switch (ch)
{
case 'h':
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > 2)
{
throw new FormatException(SR.Format_InvalidString);
}
DateTimeFormat.FormatDigits(result, hours, tokenLen);
break;
case 'm':
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > 2)
{
throw new FormatException(SR.Format_InvalidString);
}
DateTimeFormat.FormatDigits(result, minutes, tokenLen);
break;
case 's':
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > 2)
{
throw new FormatException(SR.Format_InvalidString);
}
DateTimeFormat.FormatDigits(result, seconds, tokenLen);
break;
case 'f':
//
// The fraction of a second in single-digit precision. The remaining digits are truncated.
//
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > DateTimeFormat.MaxSecondsFractionDigits)
{
throw new FormatException(SR.Format_InvalidString);
}
tmp = fraction;
tmp /= TimeSpanParse.Pow10(DateTimeFormat.MaxSecondsFractionDigits - tokenLen);
result.Append((tmp).ToString(DateTimeFormat.fixedNumberFormats[tokenLen - 1], CultureInfo.InvariantCulture));
break;
case 'F':
//
// Displays the most significant digit of the seconds fraction. Nothing is displayed if the digit is zero.
//
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > DateTimeFormat.MaxSecondsFractionDigits)
{
throw new FormatException(SR.Format_InvalidString);
}
tmp = fraction;
tmp /= TimeSpanParse.Pow10(DateTimeFormat.MaxSecondsFractionDigits - tokenLen);
int effectiveDigits = tokenLen;
while (effectiveDigits > 0)
{
if (tmp % 10 == 0)
{
tmp = tmp / 10;
effectiveDigits--;
}
else
{
break;
}
}
if (effectiveDigits > 0)
{
result.Append((tmp).ToString(DateTimeFormat.fixedNumberFormats[effectiveDigits - 1], CultureInfo.InvariantCulture));
}
break;
case 'd':
//
// tokenLen == 1 : Day as digits with no leading zero.
// tokenLen == 2+: Day as digits with leading zero for single-digit days.
//
tokenLen = DateTimeFormat.ParseRepeatPattern(format, i, ch);
if (tokenLen > 8)
{
throw new FormatException(SR.Format_InvalidString);
}
DateTimeFormat.FormatDigits(result, day, tokenLen, true);
break;
case '\'':
case '\"':
tokenLen = DateTimeFormat.ParseQuoteString(format, i, result);
break;
case '%':
// Optional format character.
// For example, format string "%d" will print day
// Most of the cases, "%" can be ignored.
nextChar = DateTimeFormat.ParseNextChar(format, i);
// nextChar will be -1 if we already reach the end of the format string.
// Besides, we will not allow "%%" appear in the pattern.
if (nextChar >= 0 && nextChar != (int)'%')
{
result.Append(TimeSpanFormat.FormatCustomized(value, ((char)nextChar).ToString(), dtfi));
tokenLen = 2;
}
else
{
//
// This means that '%' is at the end of the format string or
// "%%" appears in the format string.
//
throw new FormatException(SR.Format_InvalidString);
}
break;
case '\\':
// Escaped character. Can be used to insert character into the format string.
// For example, "\d" will insert the character 'd' into the string.
//
nextChar = DateTimeFormat.ParseNextChar(format, i);
if (nextChar >= 0)
{
result.Append(((char)nextChar));
tokenLen = 2;
}
else
{
//
// This means that '\' is at the end of the formatting string.
//
throw new FormatException(SR.Format_InvalidString);
}
break;
default:
throw new FormatException(SR.Format_InvalidString);
}
i += tokenLen;
}
return(result);
}
internal bool TryParse(string input, ref TimeSpanParse.TimeSpanResult result)
{
long num;
result.parsedTimeSpan._ticks = 0L;
if (input == null)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.ArgumentNull, "ArgumentNull_String", null, "input");
return false;
}
this.str = input;
this.len = input.Length;
this.pos = -1;
this.NextChar();
this.SkipBlanks();
bool flag = false;
if (this.ch == '-')
{
flag = true;
this.NextChar();
}
if (this.NextNonDigit() == ':')
{
if (!this.ParseTime(out num, ref result))
{
return false;
}
}
else
{
int num2;
if (!this.ParseInt(0xa2e3ff, out num2, ref result))
{
return false;
}
num = num2 * 0xc92a69c000L;
if (this.ch == '.')
{
long num3;
this.NextChar();
if (!this.ParseTime(out num3, ref result))
{
return false;
}
num += num3;
}
}
if (flag)
{
num = -num;
if (num > 0L)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge");
return false;
}
}
else if (num < 0L)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge");
return false;
}
this.SkipBlanks();
if (this.pos < this.len)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan");
return false;
}
result.parsedTimeSpan._ticks = num;
return true;
}
/// <summary>Format the TimeSpan instance using the specified format.</summary>
private static StringBuilder FormatStandard(TimeSpan value, bool isInvariant, string format, Pattern pattern)
{
StringBuilder sb = StringBuilderCache.Acquire(InternalGlobalizationHelper.StringBuilderDefaultCapacity);
int day = (int)(value.Ticks / TimeSpan.TicksPerDay);
long time = value.Ticks % TimeSpan.TicksPerDay;
if (value.Ticks < 0)
{
day = -day;
time = -time;
}
int hours = (int)(time / TimeSpan.TicksPerHour % 24);
int minutes = (int)(time / TimeSpan.TicksPerMinute % 60);
int seconds = (int)(time / TimeSpan.TicksPerSecond % 60);
int fraction = (int)(time % TimeSpan.TicksPerSecond);
FormatLiterals literal;
if (isInvariant)
{
literal = value.Ticks < 0 ?
NegativeInvariantFormatLiterals :
PositiveInvariantFormatLiterals;
}
else
{
literal = new FormatLiterals();
literal.Init(format, pattern == Pattern.Full);
}
if (fraction != 0)
{
// truncate the partial second to the specified length
fraction = (int)(fraction / TimeSpanParse.Pow10(DateTimeFormat.MaxSecondsFractionDigits - literal.ff));
}
// Pattern.Full: [-]dd.hh:mm:ss.fffffff
// Pattern.Minimum: [-][d.]hh:mm:ss[.fffffff]
sb.Append(literal.Start); // [-]
if (pattern == Pattern.Full || day != 0)
{
sb.Append(day); // [dd]
sb.Append(literal.DayHourSep); // [.]
} //
AppendNonNegativeInt32(sb, hours, literal.hh); // hh
sb.Append(literal.HourMinuteSep); // :
AppendNonNegativeInt32(sb, minutes, literal.mm); // mm
sb.Append(literal.MinuteSecondSep); // :
AppendNonNegativeInt32(sb, seconds, literal.ss); // ss
if (!isInvariant && pattern == Pattern.Minimum)
{
int effectiveDigits = literal.ff;
while (effectiveDigits > 0)
{
if (fraction % 10 == 0)
{
fraction = fraction / 10;
effectiveDigits--;
}
else
{
break;
}
}
if (effectiveDigits > 0)
{
sb.Append(literal.SecondFractionSep); // [.FFFFFFF]
sb.Append((fraction).ToString(DateTimeFormat.fixedNumberFormats[effectiveDigits - 1], CultureInfo.InvariantCulture));
}
}
else if (pattern == Pattern.Full || fraction != 0)
{
sb.Append(literal.SecondFractionSep); // [.]
AppendNonNegativeInt32(sb, fraction, literal.ff); // [fffffff]
}
sb.Append(literal.End);
return(sb);
}
internal void SetFailure(TimeSpanParse.ParseFailureKind failure, string failureMessageID, object failureMessageFormatArgument)
{
this.SetFailure(failure, failureMessageID, failureMessageFormatArgument, null);
}
internal void SetFailure(TimeSpanParse.ParseFailureKind failure, string failureMessageID, object failureMessageFormatArgument, string failureArgumentName)
{
this.m_failure = failure;
this.m_failureMessageID = failureMessageID;
this.m_failureMessageFormatArgument = failureMessageFormatArgument;
this.m_failureArgumentName = failureArgumentName;
if (this.throwStyle != TimeSpanParse.TimeSpanThrowStyle.None)
{
throw this.GetTimeSpanParseException();
}
}
internal void Init(TimeSpanParse.TimeSpanThrowStyle canThrow)
{
this.parsedTimeSpan = new TimeSpan();
this.throwStyle = canThrow;
}
internal void SetFailure(TimeSpanParse.ParseFailureKind failure, string failureMessageID)
{
this.SetFailure(failure, failureMessageID, null, null);
}
private bool AddNum(TimeSpanParse.TimeSpanToken num, ref TimeSpanParse.TimeSpanResult result)
{
if ((this.NumCount >= 5) || (this.tokenCount >= 11))
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan", null);
return false;
}
this.numbers[this.NumCount++] = num;
this.tokenCount++;
return true;
}
private bool AddSep(string sep, ref TimeSpanParse.TimeSpanResult result)
{
if ((this.SepCount >= 6) || (this.tokenCount >= 11))
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan", null);
return false;
}
this.literals[this.SepCount++] = sep;
this.tokenCount++;
return true;
}
internal bool ProcessToken(ref TimeSpanParse.TimeSpanToken tok, ref TimeSpanParse.TimeSpanResult result)
{
if (tok.ttt == TimeSpanParse.TTT.NumOverflow)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge", null);
return false;
}
if ((tok.ttt != TimeSpanParse.TTT.Sep) && (tok.ttt != TimeSpanParse.TTT.Num))
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan", null);
return false;
}
switch (tok.ttt)
{
case TimeSpanParse.TTT.Num:
if ((this.tokenCount != 0) || this.AddSep(string.Empty, ref result))
{
if (!this.AddNum(tok, ref result))
{
return false;
}
break;
}
return false;
case TimeSpanParse.TTT.Sep:
if (this.AddSep(tok.sep, ref result))
{
break;
}
return false;
}
this.lastSeenTTT = tok.ttt;
return true;
}
internal bool ParseTime(out long time, ref TimeSpanParse.TimeSpanResult result)
{
int num;
time = 0L;
if (!this.ParseInt(0x17, out num, ref result))
{
return false;
}
time = num * 0x861c46800L;
if (this.ch != ':')
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan");
return false;
}
this.NextChar();
if (!this.ParseInt(0x3b, out num, ref result))
{
return false;
}
time += num * 0x23c34600L;
if (this.ch == ':')
{
this.NextChar();
if (this.ch != '.')
{
if (!this.ParseInt(0x3b, out num, ref result))
{
return false;
}
time += num * 0x989680L;
}
if (this.ch == '.')
{
this.NextChar();
int num2 = 0x989680;
while (((num2 > 1) && (this.ch >= '0')) && (this.ch <= '9'))
{
num2 /= 10;
time += (this.ch - '0') * num2;
this.NextChar();
}
}
}
return true;
}
internal bool ParseInt(int max, out int i, ref TimeSpanParse.TimeSpanResult result)
{
i = 0;
int pos = this.pos;
while ((this.ch >= '0') && (this.ch <= '9'))
{
if ((((long) i) & 0xf0000000L) != 0L)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge");
return false;
}
i = ((i * 10) + this.ch) - 0x30;
if (i < 0)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge");
return false;
}
this.NextChar();
}
if (pos == this.pos)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Format, "Format_BadTimeSpan");
return false;
}
if (i > max)
{
result.SetFailure(TimeSpanParse.ParseFailureKind.Overflow, "Overflow_TimeSpanElementTooLarge");
return false;
}
return true;
}