private static void SleepBackOffMultiplier(int i)
{
//exponential/random retry back-off.
var rand = new Random(Guid.NewGuid().GetHashCode());
var nextTry = rand.Next(
(int)Math.Pow(i, 2), (int)Math.Pow(i + 1, 2) + 1);
TaskUtils.Sleep(nextTry);
}
public static void WaitWhile(Func <bool> condition, int millisecondTimeout, int millsecondPollPeriod = 10)
{
var timer = System.Diagnostics.Stopwatch.StartNew();
while (condition())
{
TaskUtils.Sleep(millsecondPollPeriod);
if (timer.ElapsedMilliseconds > millisecondTimeout)
{
throw new TimeoutException("Timed out waiting for condition function.");
}
}
}
/// <summary> /// How long to sleep before next retry using Exponential BackOff delay with Full Jitter. /// </summary> /// <param name="retriesAttempted"></param> public static void SleepBackOffMultiplier(int retriesAttempted) => TaskUtils.Sleep(CalculateFullJitterBackOffDelay(retriesAttempted));