milvus/internal/streamingnode/client/handler/consumer/consumer.go

19 lines
594 B
Go

package consumer
var _ Consumer = (*consumerImpl)(nil)
// Consumer is the interface that wraps the basic consume method on grpc stream.
// Consumer is work on a single stream on grpc,
// so Consumer cannot recover from failure because of the stream is broken.
type Consumer interface {
// Error returns the error of scanner failed.
// Will block until scanner is closed or Chan is dry out.
Error() error
// Done returns a channel which will be closed when scanner is finished or closed.
Done() <-chan struct{}
// Close the consumer, release the underlying resources.
Close() error
}