Method DoExchange

cpp/src/arrow/flight/test_definitions.cc:1537–1541

  }

  Status DoExchange(const ServerCallContext& context,
                    std::unique_ptr<FlightMessageReader> reader,
                    std::unique_ptr<FlightMessageWriter> writer) override {
    return MakeFlightError(FlightStatusCode::Unauthorized, "Unauthorized", "extra info");
  }
};

class MetadataRecordingClientMiddleware : public ClientMiddleware {