Java の全画面排他モードでキーボードとマウスのイベントを効率的に処理するにはどうすればよいですか?

public class FullScreenTest extends JPanel {

    // Set up a JFrame for full screen exclusive mode
    private JFrame f = new JFrame("FullScreenTest");

    // Initialize an exit action and add it to the JFrame's root pane
    private Action exit = new AbstractAction(EXIT) {
        @Override
        public void actionPerformed(ActionEvent e) {
            // Close the JFrame when the exit action is triggered
            f.dispatchEvent(new WindowEvent(f, WindowEvent.WINDOW_CLOSING));
        }
    };

    private JButton b = new JButton(exit);
    
    // Create a FullScreenTest instance and add it to the JFrame
    public FullScreenTest() {
        // Add a button to the JPanel and set it as the default button for the JFrame
        this.add(b);
        f.getRootPane().setDefaultButton(b);
    
        // Register a KeyStroke for the exit action (in this case, the 'Q' key)
        this.getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_Q, 0), EXIT);
    
        // Associate the exit action with the EXIT key
        this.getActionMap().put(EXIT, exit);
        
        // Add a MouseAdapter to handle mouse movement and display tooltips
        this.addMouseMotionListener(new MouseAdapter() {
            @Override
            public void mouseMoved(MouseEvent e) {
                FullScreenTest.this.setToolTipText(
                    "("+ e.getX() + "," + e.getY() + ")");
            }
        });
    }
    
    // Display the JFrame in full screen exclusive mode
    private void display() {
        GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment();
        GraphicsDevice dev = env.getDefaultScreenDevice();
        
        // Configure the JFrame for full screen mode
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        f.setBackground(Color.darkGray);
        f.setResizable(false);
        f.setUndecorated(true);
        f.add(this);
        f.pack();
        
        // Set the JFrame to be the full screen window
        dev.setFullScreenWindow(f);
    }
    
   // Create a main method and run the application in the EventQueue
    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
        @Override
        public void run() {
            new FullScreenTest().display();
            }
        });
    }
}