/// <inheritdoc/>
public IAsyncEnumerable <StreamEvent> FetchRange(
StreamPositionRange range,
CancellationToken cancellationToken)
{
try
{
return(_collection.Find(
_filter.Gte(_sequenceNumberExpression, range.From.Value)
& _filter.Lt(_sequenceNumberExpression, range.From.Value + range.Length))
.Project(_eventToStreamEvent)
.ToAsyncEnumerable(cancellationToken));
}
catch (MongoWaitQueueFullException ex)
{
throw new EventStoreUnavailable("Mongo wait queue is full", ex);
}
}
/// <inheritdoc/>
public async Task <IEnumerable <Artifact> > FetchInRange(
StreamPositionRange range,
CancellationToken cancellationToken)
{
try
{
return(await _stream
.Find(_filter.Gte(_sequenceNumberExpression, range.From.Value)
& _filter.Lt(_sequenceNumberExpression, range.From.Value + range.Length))
.Project(_eventToArtifact)
.ToListAsync(cancellationToken).ConfigureAwait(false));
}
catch (MongoWaitQueueFullException ex)
{
throw new EventStoreUnavailable("Mongo wait queue is full", ex);
}
}
/// <inheritdoc/>
public async Task <ISet <Artifact> > FetchInRangeAndPartition(PartitionId partitionId, StreamPositionRange range, CancellationToken cancellationToken)
{
ThrowIfNotConstructedWithPartitionIdExpression();
return(await FetchTypesWithFilter(
_filter.EqStringOrGuid(_partitionIdExpression, partitionId.Value)
& _filter.Gte(_sequenceNumberExpression, range.From.Value)
& _filter.Lt(_sequenceNumberExpression, range.From.Value + range.Length),
cancellationToken).ConfigureAwait(false));
}
/// <inheritdoc/>
public Task <ISet <Artifact> > FetchInRange(StreamPositionRange range, CancellationToken cancellationToken)
=> FetchTypesWithFilter(
_filter.Gte(_sequenceNumberExpression, range.From.Value)
& _filter.Lt(_sequenceNumberExpression, range.From.Value + range.Length),
cancellationToken);