/// <inheritdoc/> public IEnumerable <EventAndEnvelope> GetFor(IApplicationResourceIdentifier eventSource, EventSourceId eventSourceId) { var eventSourceIdentifier = _applicationResourceIdentifierConverter.AsString(eventSource); var eventPath = GetPathFor(eventSourceIdentifier, eventSourceId); var files = _files.GetFilesIn(eventPath).OrderBy(f => f); var eventFiles = files.Where(f => f.EndsWith(".event")).ToArray(); var envelopeFiles = files.Where(f => f.EndsWith(".envelope")).ToArray(); if (eventFiles.Length != envelopeFiles.Length) { throw new Exception($"There is a problem with event files for {eventSourceIdentifier} with Id {eventSourceId}"); } var events = new List <EventAndEnvelope>(); for (var eventIndex = 0; eventIndex < eventFiles.Length; eventIndex++) { var envelopeFile = envelopeFiles[eventIndex]; var eventFile = eventFiles[eventIndex]; var envelopeAsJson = _files.ReadString(Path.GetDirectoryName(envelopeFile), Path.GetFileName(envelopeFile)); var eventAsJson = _files.ReadString(Path.GetDirectoryName(eventFile), Path.GetFileName(eventFile)); var envelopeValues = _serializer.GetKeyValuesFromJson(envelopeAsJson); var _correllationId = Guid.Parse((string)envelopeValues["CorrelationId"]); var _eventId = Guid.Parse((string)envelopeValues["EventId"]); var _sequenceNumber = (long)envelopeValues["SequenceNumber"]; var _sequenceNumberForEventType = (long)envelopeValues["SequenceNumberForEventType"]; var _generation = (long)envelopeValues["Generation"]; var _event = _applicationResourceIdentifierConverter.FromString((string)envelopeValues["Event"]); var _eventSourceId = Guid.Parse((string)envelopeValues["EventSourceId"]); var _eventSource = _applicationResourceIdentifierConverter.FromString((string)envelopeValues["EventSource"]); var _eventSourceVersion = EventSourceVersion.FromCombined(double.Parse(envelopeValues["Version"].ToString())); var _causedBy = (string)envelopeValues["CausedBy"]; var _occurred = (DateTime)envelopeValues["Occurred"]; var envelope = new EventEnvelope( _correllationId, _eventId, _sequenceNumber, _sequenceNumberForEventType, (int)_generation, _event, _eventSourceId, _eventSource, _eventSourceVersion, _causedBy, _occurred ); var eventType = _applicationResourceResolver.Resolve(envelope.Event); var @event = Activator.CreateInstance(eventType, eventSourceId) as IEvent; _serializer.FromJson(@event, eventAsJson); events.Add(new EventAndEnvelope(envelope, @event)); } return(events); }