// constructors
public DeleteOpcodeOperationEmulator(
CollectionNamespace collectionNamespace,
DeleteRequest request,
MessageEncoderSettings messageEncoderSettings)
{
_collectionNamespace = Ensure.IsNotNull(collectionNamespace, "collectionNamespace");
_request = Ensure.IsNotNull(request, "request");
_messageEncoderSettings = messageEncoderSettings;
}
// methods
public override async Task AbortAsync(CancellationToken cancellationToken = default(CancellationToken))
{
if (_aborted)
{
return;
}
ThrowIfClosedOrDisposed();
_aborted = true;
var chunksCollectionNamespace = _bucket.GetChunksCollectionNamespace();
var filter = new BsonDocument("files_id", _id);
var deleteRequest = new DeleteRequest(filter) { Limit = 0 };
var requests = new WriteRequest[] { deleteRequest };
var messageEncoderSettings = _bucket.GetMessageEncoderSettings();
var operation = new BulkMixedWriteOperation(chunksCollectionNamespace, requests, messageEncoderSettings)
{
WriteConcern = _bucket.Options.WriteConcern
};
await operation.ExecuteAsync(_binding, cancellationToken).ConfigureAwait(false);
}
// private methods
private BulkMixedWriteOperation CreateAbortOperation()
{
var chunksCollectionNamespace = _bucket.GetChunksCollectionNamespace();
var filter = new BsonDocument("files_id", _id);
var deleteRequest = new DeleteRequest(filter) { Limit = 0 };
var requests = new WriteRequest[] { deleteRequest };
var messageEncoderSettings = _bucket.GetMessageEncoderSettings();
return new BulkMixedWriteOperation(chunksCollectionNamespace, requests, messageEncoderSettings)
{
WriteConcern = _bucket.Options.WriteConcern
};
}
