public TResult Invoke(T arg)
{
bool tryAgain = true;
TResult result = default(TResult);
using (var retryAction = new DelayedFunc <T, TResult>(MyFunc))
{
while (tryAgain)
{
Tries++;
retryAction.SetParameter(arg);
var awaiter = retryAction.RunWithDelayAsync(Strategy.GetNextDelay())
.ConfigureAwait(true)
.GetAwaiter();
try
{
result = awaiter.GetResult();
}
catch (Exception e)
{
Exception = e;
}
tryAgain = Tries < MaxTries;
}
retryAction.Cancel();
}
return(result);
}
private async Task <HttpResponseMessage> RequestWithRetriesAsync(Methods method, string endpoint, string content, CancellationToken cancellationToken = default(CancellationToken))
{
var attempts = 0;
var response = await RequestAsync(method, endpoint, content, cancellationToken).ConfigureAwait(false);
attempts++;
while (_retryStrategy.ShouldRetry(attempts, response))
{
var timespan = _retryStrategy.GetNextDelay(attempts, response);
if (timespan > TimeSpan.Zero)
{
await Task.Delay(timespan).ConfigureAwait(false);
}
response = await RequestAsync(method, endpoint, content, cancellationToken).ConfigureAwait(false);
attempts++;
}
return(response);
}
