protected override void AggregateRootEventAppliedHandler(AggregateRoot aggregateRoot, UncommittedEvent evnt)
{
var message = new EventMessage
{
Body = new StoredEvent
{
Body = evnt.Payload,
CommitId = _commitId,
EventId = evnt.EventIdentifier,
MajorVersion = evnt.EventVersion.Major,
MinorVersion = evnt.EventVersion.Minor,
Sequence = evnt.EventSequence,
TimeStamp = evnt.EventTimeStamp
}
};
IEventStream stream;
var id = aggregateRoot.EventSourceId;
if (!_trackedStreams.TryGetValue(id, out stream))
{
stream = _eventStore.CreateStream(id);
_trackedStreams[id] = stream;
}
stream.Add(message);
_eventStream.Append(evnt);
_dirtyInstances.Add(aggregateRoot);
}
public static IEnumerable<EventMessage> ToEventMessages(this IEnumerable<Envelope> events)
{
foreach (var evt in events)
{
var msg = new EventMessage { Body = evt.Body };
//populate message headers: extra information for audit and history reasons.
FillInEnvelopeSpecificHeaders(msg, evt);
yield return msg;
}
}
public void Store(UncommittedEventStream eventStream)
{
using (var stream = _store.OpenStream(eventStream.SourceId, 0, int.MaxValue))
{
foreach (var uncommittedEvent in eventStream)
{
var eventMessage = new EventMessage{ Body = uncommittedEvent.Payload };
eventMessage.Headers["commitId"] = eventStream.CommitId;
stream.Add(eventMessage);
}
//stream.CommitChanges(Guid.NewGuid());
stream.CommitChanges(eventStream.CommitId);
}
}
public virtual void Add(EventMessage uncommittedEvent)
{
if (uncommittedEvent != null && uncommittedEvent.Body != null)
this.events.Add(uncommittedEvent);
}
private static void FillInEnvelopeSpecificHeaders(EventMessage msg, Envelope evt)
{
foreach (var header in evt.Headers)
msg.Headers[header.Key] = header.Value;
}
public virtual void Add(EventMessage uncommittedEvent)
{
if (uncommittedEvent == null || uncommittedEvent.Body == null)
return;
Logger.Debug(Resources.AppendingUncommittedToStream, this.StreamId);
this.events.Add(uncommittedEvent);
}
private bool loadIfPossible(ListState currentState, EventMessage @event)
{
return loadIfPossible(currentState, @event.Body);
}
private Event ToSimpleCQRSEvent(EventMessage msg)
{
return (Event) msg.Body;
}
public void Add(EventMessage uncommittedEvent)
{
committedEvents.Add(uncommittedEvent);
StreamRevision++;
}
private CommittedEvent ToCommittedEvent(EventMessage eventMessage)
{
var e = (SourcedEvent)eventMessage.Body;
return new CommittedEvent((Guid) eventMessage.Headers["commitId"], e.EventIdentifier, e.EventSourceId, e.EventSequence, e.EventTimeStamp, e, e.EventVersion);
}
