private void SaveDomainEvents()
{
var domainEventEntities = ChangeTracker.Entries <IAggregate>()
.Where(po => po.Entity.GetUndispatchedEvents().Any())
.Select(po => po.Entity)
.ToList();
var domainEvents = domainEventEntities
.SelectMany(dee => dee.GetUndispatchedEvents().Select(ev => new DomainEventRecord(ev)))
.ToList();
OzzyLogger <IDomainModelTracing> .TraceVerboseMessageIfEnabled(() => $"Saving {domainEvents.Count} domain events");
DomainEvents.AddRange(domainEvents);
_eventsToSave.AddRange(domainEvents);
foreach (var entity in domainEventEntities)
{
entity.ClearUndispatchedEvents();
}
var removedEntitiesEvents = ChangeTracker.Entries <IEntity>()
.Where(dbe => dbe.State == EntityState.Deleted)
.Select(po => new EntityRemovedEvent(po.Entity));
var removedEntitiesDomainEvents = removedEntitiesEvents
.Select(domainEvent => new DomainEventRecord(domainEvent))
.ToList();
OzzyLogger <IDomainModelTracing> .TraceVerboseMessageIfEnabled(() => $"Saving {removedEntitiesDomainEvents.Count} entity removed events");
DomainEvents.AddRange(removedEntitiesDomainEvents);
_eventsToSave.AddRange(removedEntitiesDomainEvents);
}
private void PollData(CancellationToken stopRequested)
{
var events = GetEventsFromDurableStore();
OzzyLogger <IDomainModelTracing> .LogFor <DomainEventsLoop>().Polling(events.Count());
foreach (var e in events)
{
if (stopRequested.IsCancellationRequested)
{
return;
}
AddEventToDisruptor(e);
}
}
