private void ProcessPersistantQueue()
{
int numDurableRequestsProcessed = 0;
if (!DurableQueueRunning || _durableQueuePaused || _persistantQueue.Count == 0 || _connections.Count == 0 ||
!Available || _durableDrainTimer >= DateTime.Now.Ticks)
{
return;
}
_durableDrainTimer = DateTime.Now.AddMilliseconds(DurableDrainInterval).Ticks;
for (LinkedListNode <GSRequest> node = _persistantQueue.First; node != _persistantQueue.Last.Next; node = node.Next)
{
GSRequest request = node.Value;
if (request.RequestExpiresAt >= DateTime.Now.Ticks)
{
numDurableRequestsProcessed++;
}
}
for (LinkedListNode <GSRequest> node = _persistantQueue.First; node != _persistantQueue.Last.Next; node = node.Next)
{
GSRequest request = node.Value;
if (numDurableRequestsProcessed >= DurableConcurrentRequests || _durableDrainTimer < DateTime.Now.Ticks)
{
return;
}
if (request.RequestExpiresAt == 0 || request.RequestExpiresAt < DateTime.Now.Ticks)
{
request.WaitForResponseTicks = DateTime.Now.AddMilliseconds(request.GetResponseTimeout()).Ticks;
request.DurableAttempts++;
request.RequestExpiresAt = DateTime.Now.AddMilliseconds(request.GetResponseTimeout() + ComputeSleepPeriod(request.DurableAttempts)).Ticks;
_connections [0].SendImmediate(request);
numDurableRequestsProcessed++;
}
}
}
/// <summary>
/// Send the given request.
/// </summary>
public void Send(GSRequest request)
{
AddRequestedAction(() => {
if (request.Durable)
{
SendDurable(request);
return;
}
lock (_connections) {
if (_connections.Count == 0)
{
NewConnection();
}
}
request.WaitForResponseTicks = DateTime.Now.AddMilliseconds(request.GetResponseTimeout()).Ticks;
lock (_sendQueue) {
_sendQueue.AddLast(request);
}
});
}