protected virtual void SplitEvent(SignalWrapper <SignalEvent <TKey> > item)
{
List <EventSettings <TKey> > eventSettings = _eventSettingsQueries
.SelectByKey(item.Signal.EventKey).Result;
if (eventSettings.Count == 0)
{
_eventQueue.ApplyResult(item, ProcessingResult.NoHandlerFound);
}
else if (eventSettings.Count == 1)
{
item.Signal.EventSettingsId = eventSettings.First().EventSettingsId;
item.IsUpdated = true;
ComposeAndApplyResult(item);
}
else if (eventSettings.Count > 1)
{
var splitedEvents = new List <SignalEvent <TKey> >();
foreach (EventSettings <TKey> settings in eventSettings)
{
SignalEvent <TKey> clone = item.Signal.CreateClone();
clone.SignalEventId = default(TKey);
clone.EventSettingsId = settings.EventSettingsId;
splitedEvents.Add(clone);
}
_eventQueue.ApplyResult(item, ProcessingResult.Success);
_eventQueue.Append(splitedEvents, false);
}
}
protected virtual void QueryStorage()
{
_lastQueryTimeUtc = DateTime.UtcNow;
_isLastQueryMaxItemsReceived = false;
Stopwatch storageQueryTimer = Stopwatch.StartNew();
List <SignalEvent <TKey> > items = null;
try
{
items = _eventQueries
.Find(ItemsQueryCount, MaxFailedAttempts)
.Result;
}
catch (Exception ex)
{
items = new List <SignalEvent <TKey> >();
_logger.LogError(ex, SenderInternalMessages.DatabaseEventProvider_DatabaseError);
}
_monitor.EventPersistentStorageQueried(storageQueryTimer.Elapsed, items);
_isLastQueryMaxItemsReceived = items.Count == ItemsQueryCount;
if (_changeNotifier != null && _isLastQueryMaxItemsReceived == false)
{
_changeNotifier.StartMonitor();
}
_eventQueue.Append(items, true);
}
protected virtual async Task EnqueueSignalEvent(SignalEvent <TKey> signalEvent, SignalWriteConcern writeConcern)
{
writeConcern = _senderSettings.GetWriteConcernOrDefault(writeConcern);
bool ensurePersisted = writeConcern == SignalWriteConcern.PersistentStorage;
if (ensurePersisted)
{
await _eventQueries.Insert(new List <SignalEvent <TKey> > {
signalEvent
})
.ConfigureAwait(false);
}
var signalWrapper = new SignalWrapper <SignalEvent <TKey> >(signalEvent, ensurePersisted);
_eventQueue.Append(signalWrapper);
_monitor.EventReceived(signalEvent);
}
