public void Set(TimeSpan timeFromNow)
{
if (timeFromNow == TimeSpan.MaxValue)
{
throw Fx.Exception.Argument("timeFromNow", CommonResources.IOThreadTimerCannotAcceptMaxTimeSpan);
}
SetAt(Ticks.Add(Ticks.Now, Ticks.FromTimeSpan(timeFromNow)));
}
public static TimeSpan Divide(TimeSpan timeout, int factor)
{
if (timeout == TimeSpan.MaxValue)
{
return TimeSpan.MaxValue;
}
return Ticks.ToTimeSpan((Ticks.FromTimeSpan(timeout) / factor) + 1);
}
public static int ToMilliseconds(TimeSpan timeout)
{
if (timeout == TimeSpan.MaxValue)
{
return(Timeout.Infinite);
}
long ticks = Ticks.FromTimeSpan(timeout);
if (ticks / TimeSpan.TicksPerMillisecond > Int32.MaxValue)
{
return(Int32.MaxValue);
}
return(Ticks.ToMilliseconds(ticks));
}
public static int ToMilliseconds(TimeSpan timeout)
{
if (timeout == TimeSpan.MaxValue)
{
return Timeout.Infinite;
}
else
{
long ticks = Ticks.FromTimeSpan(timeout);
if (ticks / TimeSpan.TicksPerMillisecond > int.MaxValue)
{
return int.MaxValue;
}
return Ticks.ToMilliseconds(ticks);
}
}
// Socket.ReceiveTimeout/SendTimeout 0 means infinite/no-timeout. When dealing with cascading timeouts
// if the remaining time reaches TimeSpan.Zero we don't want to turn off timeouts on the socket, instead
// we want to use a very small timeout.
private static int GetSocketTimeoutInMilliSeconds(TimeSpan timeout)
{
if (timeout == TimeSpan.MaxValue)
{
return(Timeout.Infinite);
}
if (timeout == TimeSpan.Zero)
{
// Socket.ReceiveTimeout/SendTimeout 0 means no timeout which is not what we want.
// Use a small number instead
return(1);
}
long ticks = Ticks.FromTimeSpan(timeout);
return(ticks / TimeSpan.TicksPerMillisecond > int.MaxValue
? int.MaxValue
: Ticks.ToMilliseconds(ticks));
}
public static TimeSpan Add(TimeSpan timeout1, TimeSpan timeout2)
{
return Ticks.ToTimeSpan(Ticks.Add(Ticks.FromTimeSpan(timeout1), Ticks.FromTimeSpan(timeout2)));
}