StaticLoadDemo

  @Override public void start(Stage primaryStage) throws Exception {
      
    try {

        URL url = getClass().getResource("Application.fxml");
        FXMLLoader loader = new FXMLLoader(url);
        loader.impl_setStaticLoad(true);

        Parent p = loader.<Parent>load();
        stackPane.getChildren().add(p);

        Scene scene = new Scene(stackPane, 400, 400, Color.GRAY);
        primaryStage.setTitle("JavaFX SimpleHeatMap Demo");
        primaryStage.setScene(scene);
        primaryStage.show();

    } catch (IOException exception) {
      throw new RuntimeException(exception);
    }
  }