[JAVA] CH9 Show the System clock

//import javax.swing.JFrame;
import javax.swing.JComponent;
import java.util.*;
import java.awt.*;
import java.awt.geom.Ellipse2D;
/**
        main function
    */
public class ellipse extends JComponent
{
    private double xpos;
    private double ypos;
    private double width;
    private double height;
 
    public ellipse(float x, float y, float w, float h){
        xpos = x;
        ypos = x;
        width = x;
        height = x;
    }
 
    public void painting(Graphics2D g2, double x, double y, double w, double h)
    {
        //super.paintComponent(g2);
        Ellipse2D.Double circle = new Ellipse2D.Double(x,y,w,h);
        g2.setColor(Color.BLUE);
        g2.fill(circle);   
 
        Date now = new Date();
        g2.setColor(Color.BLACK);
        g2.drawString(" "+now,270,450);
 
    }
    public void paint(Graphics g)
    {
        Graphics2D g2 = (Graphics2D) g;
        this.painting(g2, xpos, ypos, width, height);  
    }
}
 
 
/**
   time.java
*/
 
/**
    Write a program that uses a timer to print the current time once a second 
    Hint : The following coe prints the current time :
            Data naw = new Date();
            System.out.println(now);
    The Data class is in the java util package.
*/
 
import javax.swing.JFrame;
public class time extends JFrame
{
 
    public static void main(String [] args)
    {
        JFrame frame = new JFrame();
        //viewer t = new viewer();
        ellipse t = new ellipse(30, 40, 300, 100);
        frame.setSize(500,500);
        frame.setTitle("*** Blablabla ***");
        frame.add(t);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
 
    }
 
}