public class Run extends JFrame{

    /** Fields **/
    static JPanel jpanel;
    private int x,y;

    /** Constructor **/
    public Run() {
        /** Create & Initialise Things **/
        jpanel = new JPanel();
        x = 400; y = 400;

        /** JPanel Properties **/
        jpanel.setBackground(Color.red);
        jpanel.setPreferredSize(new Dimension(20,30));


        /** Add things to JFrame and JPanel **/
        add(jpanel);

        /** JFrame Properties **/
        setTitle("Snake Game");
        setDefaultCloSEOperation(JFrame.EXIT_ON_CLOSE);
        setCursor(null);
        setResizable(false);
        setSize(new Dimension(x,y));
        setLocationRelativeTo(null);
        setVisible(true);
    }

    /** Set the Cursor **/
    public void setCursor() {
        setCursor (Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    }

    /** Main Method **/
    public static void main(String [ ] args) {
        Run run = new Run();
        run.setCursor();
    }
}