/** \brief Check if the subscriber is or should be stopped.
* \return true if the subscriber is stopped.
*/
bool
shouldStop()
{
if (!m_isRunning)
return true;
if (onNotification.isEmpty() && onNack.isEmpty()) {
this->stop();
return true;
}
return false;
}
bool
hasSubscriber() const override
{
return !onNotification.isEmpty();
}