public static void Action(Action action, Action<Exception> onRetry, int retryAttempts, BackOff backoff)
{
Mandate.ParameterNotNull(action, "action");
Mandate.ParameterNotNull(backoff, "backoff");
backoff.Reset();
int retryCount = retryAttempts;
do
{
try
{
action();
return;
}
catch (Exception ex)
{
if (retryCount <= 0)
{
throw;
}
onRetry(ex);
backoff.Delay();
}
} while (retryCount-- > 0);
}
public void WorkerAction(object obj)
{
var backoff = new BackOff(TimeSpan.FromMilliseconds(1), TimeSpan.FromMilliseconds(1000));
var cancellationToken = (CancellationToken)obj;
while (!cancellationToken.IsCancellationRequested)
{
bool foundWork = DequeueWork();
SlowDownPollingIfNoWorkAvailable(foundWork, backoff);
}
}
private static void SlowDownPollingIfNoWorkAvailable(bool foundWork, BackOff backoff)
{
if (foundWork)
{
backoff.Reset();
}
else
{
backoff.Delay();
}
}
public static void Action(Action action, int retryAttempts, BackOff backOff)
{
Action(action, (arg1) => { }, retryAttempts, backOff);
}
private void WorkerAction(object obj)
{
var backoff = new BackOff(TimeSpan.FromMilliseconds(10), TimeSpan.FromSeconds(5));
var cancellationToken = (CancellationToken)obj;
while (!cancellationToken.IsCancellationRequested)
{
if (TryProcessNextTimeout())
{
backoff.Reset();
}
else
{
backoff.Delay();
}
}
}