/// <summary>
/// Check if can process dispatches. Checking limit capacity is done only once while queue is still not empty.
/// </summary>
/// <param name="checkLimitCapacity"></param>
/// <returns></returns>
protected virtual bool CanContinue(bool checkLimitCapacity)
{
List <int> activeDeliveryTypes = _channelRegistry.GetActiveDeliveryTypes(checkLimitCapacity);
bool isQueueEmpty = _dispatchQueue.CheckIsEmpty(activeDeliveryTypes);
return(!isQueueEmpty && _hubState.State == SwitchState.Started);
}
protected virtual bool CheckIsQueryRequired(List <int> activeDeliveryTypes)
{
bool isEmpty = _dispatchQueue.CheckIsEmpty(activeDeliveryTypes);
if (!isEmpty)
{
return(false);
}
bool storageUpdated = _changeNotifier != null && _changeNotifier.HasUpdates;
DateTime nextQueryTimeUtc = _lastQueryTimeUtc + QueryPeriod;
bool doScheduledQuery = nextQueryTimeUtc <= DateTime.UtcNow;
bool hasUnqueriedKeys = _lastQueryKeys == null ||
activeDeliveryTypes.Except(_lastQueryKeys).Count() > 0;
return(storageUpdated || doScheduledQuery || hasUnqueriedKeys || _isLastQueryMaxItemsReceived);
}