code: private void visualizeDivider(@NonNull final Divider divider,
                                    @NonNull final DividerViewHolder viewHolder) {
          if (!TextUtils.isEmpty(divider.getTitle())) {
              viewHolder.titleTextView.setText(divider.getTitle());
              viewHolder.titleTextView.setVisibility(View.VISIBLE);
              viewHolder.leftDivider.setVisibility(View.VISIBLE);
          } else {
              viewHolder.titleTextView.setVisibility(View.GONE);
              viewHolder.leftDivider.setVisibility(View.GONE);
          }
  
          if (dividerColor != -1) {
              viewHolder.titleTextView.setTextColor(dividerColor);
              viewHolder.leftDivider.setBackgroundColor(dividerColor);
              viewHolder.rightDivider.setBackgroundColor(dividerColor);
          }
      }
docs: Visualizes a specific divider.
  
  @param divider
  The divider, which should be visualized, as an instance of the class {@link Divider}.
  The divider may not be null
  @param viewHolder
  The view holder, which contains the views, which should be used to visualize the
  divider, as an instance of the class {@link DividerViewHolder}. The view holder may
  not be null