code: public void listen(final String styleSheetPath, final Scene scene) {
  
          final File file = new File(styleSheetPath);
  
          file.lastModified();
  
          // StyleManager.getInstance().reloadStylesheets(scene);
  
      }
docs: Listen new style sheet path.
  
  @param styleSheetPath the style hseet path
  @param scene the root scene