private static void LoadFromSnapshotForwardAndAppend()
{
var latestSnapshot = Store.GetSnapshot(StreamId, int.MaxValue);
using (var stream = Store.OpenStream(latestSnapshot, int.MaxValue))
{
var @event = new SomeDomainEvent { Value = "Third event (first one after a snapshot)." };
stream.Add(new EventMessage { Body = @event });
stream.CommitChanges(Guid.NewGuid());
}
}
public override AggregateRoot GetById(Type aggregateRootType, Guid eventSourceId, long?lastKnownRevision)
{
int maxRevision = lastKnownRevision != null ? (int)lastKnownRevision : int.MaxValue;
var snapshot = _eventStore.GetSnapshot(eventSourceId, maxRevision);
IEventStream stream;
Sourcing.Snapshotting.Snapshot ncqrsSnapshot = null;
if (snapshot != null)
{
ncqrsSnapshot = new Sourcing.Snapshotting.Snapshot(eventSourceId, snapshot.StreamRevision, snapshot.Payload);
stream = _eventStore.OpenStream(snapshot, maxRevision);
}
else
{
stream = _eventStore.OpenStream(eventSourceId, 0, maxRevision);
}
_trackedStreams[eventSourceId] = stream;
var committedEventStream = GetCommittedEventStream(eventSourceId, stream);
var result = _domainRepository.Load(aggregateRootType, ncqrsSnapshot, committedEventStream);
return(result);
}