class Protobuf::Rpc::Connectors::Zmq

def send_data
  return if @error
  log_debug { sign_message("Sending Request: #{@request_data}") }
  @stats.request_size = @request_data.size
  zmq_error_check(@socket.send_string(@request_data))
  log_debug { sign_message("write closed") }
end