public async Task <IEventStream> GetStream <T>(String bucket, String stream, Int32?start = null) where T : class, IEntity
{
Logger.DebugFormat("Getting stream '{0}' in bucket '{1}'", stream, bucket);
var streamId = String.Format("{0}.{1}", bucket, stream);
var events = new List <ResolvedEvent>();
var readSize = _nsbSettings.Get <Int32>("ReadSize");
if (_shouldCache)
{
var cached = _cache.Retreive(streamId);
if (cached != null)
{
return(cached);
}
}
var settings = new JsonSerializerSettings
{
TypeNameHandling = TypeNameHandling.All,
Binder = new EventSerializationBinder(_mapper),
ContractResolver = new EventContractResolver(_mapper)
};
StreamEventsSlice current;
var sliceStart = start ?? StreamPosition.Start;
do
{
current = await _client.ReadStreamEventsForwardAsync(streamId, sliceStart, readSize, false);
events.AddRange(current.Events);
sliceStart = current.NextEventNumber;
} while (!current.IsEndOfStream);
var translatedEvents = events.Select(e =>
{
var descriptor = e.Event.Metadata.Deserialize(settings);
var data = e.Event.Data.Deserialize(e.Event.EventType, settings);
return(new Internal.WritableEvent
{
Descriptor = descriptor,
Event = data,
EventId = e.Event.EventId
});
});
var eventstream = new Internal.EventStream <T>(_builder, this, _snapshots, bucket, stream, current.LastEventNumber, translatedEvents);
if (_shouldCache)
{
_cache.Cache(streamId, eventstream.Clone());
}
return(eventstream);
}
