Совместное использование библиотек "java.awt" и "javafx.scene" в одном окне

import javax.swing.*;
import java.awt.*;
import java.awt.geom.Rectangle2D;
 
public class DrawSquare extends JFrame {
  public DrawSquare(String title) throws HeadlessException {
    super(title);
    DPanel dPanel = new DPanel();
    getContentPane().add(dPanel);
    setDefaultCloseOperation(EXIT_ON_CLOSE);
    pack();
  }
 
  public static void main(String[] args) {
    DrawSquare ds = new DrawSquare("Test");
    ds.setVisible(true);
  }
 
  class DPanel extends JPanel {
    protected void paintComponent(Graphics g) {
      super.paintComponent(g);
      Graphics2D g2d = (Graphics2D) g;
      g2d.setColor(Color.blue);
      g2d.setStroke(new BasicStroke(6));
      Rectangle2D rect = new Rectangle2D.Double(10, 10, 90, 90);
      g2d.draw(rect);
    }
 
    public Dimension getPreferredSize() {
      return new Dimension(110, 110);
    }
  }
}

import javafx.application.Application;
import static javafx.application.Application.launch;
import javafx.scene.Scene;
import javafx.scene.layout.Pane;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;
 
public class Main extends Application {
public static void main(String[] args) {
        launch(args);
    }
 
    @Override
    public void start(Stage primaryStage) throws Exception{
        primaryStage.setTitle("Test2");
        Pane root = new Pane();
 
        Rectangle MyRect = new Rectangle(50, 50);
        MyRect.setFill(Color.BLACK);
 
        root.getChildren().addAll(MyRect );
        primaryStage.setScene(new Scene(root, 300, 275));
        primaryStage.show();
        
    }
}