text: from waclient.common_config import SERVICE_CLASS, ACTIVITY_CLASS, SERVICE_START_ARGUMENT
  from waclient.service_controller.base import ServiceControllerBase
  
  
  class ServiceController(ServiceControllerBase):
      def start_service(self):
          from jnius import autoclass
  
          self._service = autoclass(SERVICE_CLASS)
          self._activity = autoclass(ACTIVITY_CLASS).mActivity
          self._service.start(self._activity, SERVICE_START_ARGUMENT)
  
      def stop_service(self):
          self._send_message("/stop_server")
          ## TODO AFTER DELAY ?? self._service.stop(self._activity)
  