public virtual async Task <IReadOnlyCollection <IDomainEvent <TAggregate, TIdentity> > > LoadEventsAsync <TAggregate, TIdentity>(
TIdentity id,
CancellationToken cancellationToken)
where TAggregate : IAggregateRoot <TIdentity>
where TIdentity : IIdentity
{
var committedDomainEvents = await LoadCommittedEventsAsync <TAggregate, TIdentity>(id, cancellationToken).ConfigureAwait(false);
var domainEvents = (IReadOnlyCollection <IDomainEvent <TAggregate, TIdentity> >)committedDomainEvents
.Select(e => EventJsonSerializer.Deserialize <TAggregate, TIdentity>(id, e))
.ToList();
if (!domainEvents.Any())
{
return(domainEvents);
}
domainEvents = EventUpgradeManager.Upgrade(domainEvents);
return(domainEvents);
}
public async Task <AllEventsPage> LoadAllEventsAsync(
GlobalPosition globalPosition,
int pageSize,
CancellationToken cancellationToken)
{
if (pageSize <= 0)
{
throw new ArgumentOutOfRangeException("pageSize");
}
var allCommittedEventsPage = await LoadAllCommittedDomainEvents(
globalPosition,
pageSize,
cancellationToken)
.ConfigureAwait(false);
var domainEvents = (IReadOnlyCollection <IDomainEvent>)allCommittedEventsPage.CommittedDomainEvents
.Select(e => EventJsonSerializer.Deserialize(e))
.ToList();
domainEvents = EventUpgradeManager.Upgrade(domainEvents);
return(new AllEventsPage(allCommittedEventsPage.NextGlobalPosition, domainEvents));
}