{

public:

/// Disables copy constructor

MonitoringFactory & operator=(const MonitoringFactory&) = delete;

MonitoringFactory(const MonitoringFactory&) = delete;

/// Provides single instance on Monitoring Monitoring (singleton)

/// \return renerence to Monitoring instance

static std::unique_ptr<Monitoring> Get(std::string urlsString);

/// Provides a Monitoring backend based on the URL

/// \return monitoring backend

static std::unique_ptr<Backend> GetBackend(std::string& url);

private:

/// Private constructor disallows to create instance of Factory

MonitoringFactory() = default;