code: public void notifyServiceToGui(@NonNull String notificationType, @Nullable WiFiP2pService service) {
          Intent intent = new Intent();
          if (service != null) {
              intent.putExtra(SERVICE_NAME, service.getDevice().deviceName);
              intent.putExtra(SERVICE_ADDRESS, service.getDevice().deviceAddress);
              intent.putExtra(SERVICE_IDENTIFIER, service.getIdentifier());
          }
          intent.setAction(notificationType);
          mContext.sendBroadcast(intent);
      }
docs: Method to send in broadcast a new discovered service to the UI.