docs: @Override
    void postProcess(TextView textView, List<BannerComponentNode> bannerComponentNodes) {
      if (exitNumber != null) {
        LayoutInflater inflater = (LayoutInflater) textView.getContext().getSystemService(Context
          .LAYOUT_INFLATER_SERVICE);
  
        ViewGroup root = (ViewGroup) textView.getParent();
  
        TextView exitSignView;
  
        if (modifier.equals(LEFT)) {
          exitSignView = (TextView) inflater.inflate(R.layout.exit_sign_view_left, root, false);
        } else {
          exitSignView = (TextView) inflater.inflate(R.layout.exit_sign_view_right, root, false);
        }
  
        exitSignView.setText(exitNumber);
  
        textViewUtils.setImageSpan(textView, exitSignView, startIndex, startIndex + exitNumber
          .length());
      }
    }