What is the best way to manage multithreading in JavaFX 8?

Question

I\'m trying to find an efficient way to influence the shape and the content of the JavaFX GUI elements, such as simple Pane, with use of multithreading. Let\'s say

Answer 1

You can access the scene only from the JavaFX application thread. You need to wrap your code that accesses the scene graph in Platform.runLater():

Platform.runLater(() -> {
    Circle circle = new Circle(50, 50, 10, Color.RED);
    pane.getChildren().clear();
    pane.getChildren().add(circle);
});