javafx action event enter key

1import javafx.event.ActionEvent;
2import javafx.event.EventHandler;
3import javafx.scene.input.KeyEvent;
4import javafx.scene.input.KeyCode;
5
6btn.setOnKeyPressed(new EventHandler<KeyEvent>() {
7        @Override
8        public void handle(KeyEvent k) {
9            if (k.getCode().equals(KeyCode.ENTER)) {
10                doSomething();
11            }
12        }
13});