public void AggregateToCollection <TResult>(
PipelineDefinition <T, TResult> pipeline,
AggregateOptions?options = null,
CancellationToken cancellationToken = default
)
{
collection.AggregateToCollection(pipeline, options, cancellationToken);
}
// public methods
public override void ToCollection(CancellationToken cancellationToken)
{
if (_session == null)
{
_collection.AggregateToCollection(_pipeline, _options, cancellationToken);
}
else
{
_collection.AggregateToCollection(_session, _pipeline, _options, cancellationToken);
}
}
public void AggregateToCollection <TResult>(
PipelineDefinition <T, TResult> pipeline,
AggregateOptions?options = null,
CancellationToken cancellationToken = default)
{
if (TryGetSession(out IClientSessionHandle? session))
{
AggregateToCollection(session, pipeline, options, cancellationToken);
return;
}
_collection.AggregateToCollection(pipeline, options, cancellationToken);
}
public OperationResult Execute(CancellationToken cancellationToken)
{
try
{
_collection.AggregateToCollection(_pipeline, _options, cancellationToken);
return(OperationResult.FromResult(null));
}
catch (Exception exception)
{
return(OperationResult.FromException(exception));
}
}
public override OperationResult Execute(CancellationToken cancellationToken)
{
var pipelineDefinition = new BsonDocumentStagePipelineDefinition <BsonDocument, BsonDocument>(_pipeline, BsonDocumentSerializer.Instance);
try
{
if (_session == null)
{
_collection.AggregateToCollection(pipelineDefinition, _options, cancellationToken);
}
else
{
_collection.AggregateToCollection(_session, pipelineDefinition, _options, cancellationToken);
}
return(OperationResult.FromResult(null));
}
catch (Exception exception)
{
return(OperationResult.FromException(exception));
}
}
public override void AggregateToCollection <TResult>(PipelineDefinition <TDocument, TResult> pipeline, AggregateOptions options = null, CancellationToken cancellationToken = default(CancellationToken))
{
var filteredPipeline = CreateFilteredPipeline(pipeline);
_wrappedCollection.AggregateToCollection(filteredPipeline, options, cancellationToken);
}