code: protected void setCurrentUserLedImage(final BufferedImage CURRENT_USER_LED_IMAGE) {
          if (currentUserLedImage != null) {
              currentUserLedImage.flush();
          }
          currentUserLedImage = CURRENT_USER_LED_IMAGE;
          repaint(getInnerBounds());
      }
docs: Sets the image of the currently used user led image.
  @param CURRENT_USER_LED_IMAGE