コード例 #1
0
 public async Task <IReadOnlyCollection <ICommittedDomainEvent> > LoadCommittedEventsAsync(IIdentity id, int fromEventSequenceNumber, CancellationToken cancellationToken)
 {
     return(await MongoDbEventStoreCollection
            .Find(model => model.AggregateId == id.Value && model.AggregateSequenceNumber >= fromEventSequenceNumber)
            .ToListAsync(cancellationToken)
            .ConfigureAwait(continueOnCapturedContext: false));
 }
コード例 #2
0
        public async Task <AllCommittedEventsPage> LoadAllCommittedEvents(GlobalPosition globalPosition, int pageSize, CancellationToken cancellationToken)
        {
            long startPosition = globalPosition.IsStart
                ? 0
                : long.Parse(globalPosition.Value);
            long endPosition = startPosition + pageSize;

            List <MongoDbEventDataModel> eventDataModels = await MongoDbEventStoreCollection
                                                           .Find(model => model._id >= startPosition && model._id <= endPosition)
                                                           .ToListAsync(cancellationToken)
                                                           .ConfigureAwait(continueOnCapturedContext: false);

            long nextPosition = eventDataModels.Any()
                ? eventDataModels.Max(e => e._id) + 1
                : startPosition;

            return(new AllCommittedEventsPage(new GlobalPosition(nextPosition.ToString()), eventDataModels));
        }