class ZuoraConnect::AppInstanceBase

def self.write_to_telegraf(*args)
  if ZuoraConnect.configuration.enable_metrics && !defined?(Prometheus)
    @@telegraf_host = ZuoraConnect::Telegraf.new() if @@telegraf_host == nil
    unicorn_stats = ZuoraObservability::Metrics.unicorn_listener if defined?(Unicorn) && Unicorn.respond_to?(:listener_names)
    @@telegraf_host.write(direction: 'Raindrops', tags: {}, values: unicorn_stats)  unless unicorn_stats.blank?
    return @@telegraf_host.write(*args)
  end
end