Pong rien ne bouge

Bonjour à tous , voilà j'essaye de créer un pong en java ...
Je ne l'ai pas fini mais je bloque sur quelque chose , les deux rackets et la balle s'affichent bien mais rien ne bouge ...

J'ai pourtant bien crée et lancé les méthodes Move de chaque objet ...
Voici mon code :

gameBoard :

Code:

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package pong;
 
import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
 
import javax.swing.JPanel;
import javax.swing.Timer;
 
@SuppressWarnings("serial")
public class GameBoard extends JPanel implements ActionListener , KeyListener , FocusListener	{
 
	Ball ball;
	Racket racketg , racketd ;
	Player playerg , playerd;
 
	Timer timer;
 
 
 
	GameFrame gfrm ;
 
	public GameBoard(GameFrame fr)
	{
		gfrm = fr ;
 
		ball = new Ball(300, 300);
 
		racketd = new Racket(575, 300);
		racketg = new Racket(0,300);
 
		timer = new Timer(25, this);
 
		this.addKeyListener(this);
		gfrm.addFocusListener(this);
		this.setFocusable(true);
 
		this.setBackground(Color.black);
	}
 
	public void paint(Graphics g)
	{
		super.paint(g);
 
		racketd.Draw(g);
		racketg.Draw(g);
 
		ball.Draw(g);
	}
 
 
 
	@Override
	public void keyPressed(KeyEvent arg0) {
		if(arg0.getKeyCode() == KeyEvent.VK_Z)
		{
			racketg.up = true;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_S)
		{
			racketg.down = true;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_UP)
		{
			racketd.up = true;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_DOWN)
		{
			racketd.down = true;
		}
 
		repaint();
	}
 
	@Override
	public void keyReleased(KeyEvent arg0) {
		if(arg0.getKeyCode() == KeyEvent.VK_Z)
		{
			racketg.up = false;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_S)
		{
			racketg.down = false;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_UP)
		{
			racketd.up = false;
		}
		if(arg0.getKeyCode() == KeyEvent.VK_DOWN)
		{
			racketd.down = false;
		}
 
 
		repaint();
 
	}
 
	@Override
	public void keyTyped(KeyEvent arg0) {
		// TODO Auto-generated method stub
 
	}
 
	@Override
	public void actionPerformed(ActionEvent arg0) {
		ball.Move();
		racketd.Move();
		racketg.Move();
 
		repaint();
 
	}
 
	@Override
	public void focusGained(FocusEvent arg0) {
		// TODO Auto-generated method stub
 
	}
 
	@Override
	public void focusLost(FocusEvent arg0) {
		// TODO Auto-generated method stub
 
	}
 
 
 
}

Ball

Code:

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package pong;
 
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Rectangle;
 
public class Ball {
 
	int x , vx =6;
	int y,	vy =-3 ;
 
	public Ball(int Startx,int Starty)
	{
		this.x = Startx;
		this.y = Starty;
	}
 
	public void Draw(Graphics g)
	{
		g.setColor(Color.white);
		g.fillOval(x, y, 20, 20);
	}
 
	public void Move()
	{
		x+=vx;
		y+=vy;
	}
 
	public Rectangle getBounds()
	{
		Rectangle Box = new Rectangle(x, y, 20, 20);
		return Box;
	}
 
 
 
	/* Getters and setter */
 
 
	public int getX() {
		return x;
	}
 
	public void setX(int x) {
		this.x = x;
	}
 
	public int getVx() {
		return vx;
	}
 
	public void setVx(int vx) {
		this.vx = vx;
	}
 
	public int getY() {
		return y;
	}
 
	public void setY(int y) {
		this.y = y;
	}
 
	public int getVy() {
		return vy;
	}
 
	public void setVy(int vy) {
		this.vy = vy;
	}
 
 
}

Racket

Code:

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package pong;
 
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Rectangle;
 
public class Racket {
	int x , y ;
	int vitesse = 10 ;
	public boolean up = false ;
	public boolean down = false;
 
 
 
	public Racket(int startx,int starty)
	{
		this.x = startx;
		this.y = starty;
	}
 
	public void Draw(Graphics g)
	{
		g.setColor(Color.white);
		g.fillRect(x, y, 25, 80);
	}
 
	public Rectangle getBounds()
	{
		Rectangle Box = new Rectangle(x, y, 25, 80);
		return Box ;
	}
 
	public void Move()
	{
		if(up)
		{
			y -= vitesse;
		}
		if(down)
		{
			y += vitesse;
		}
	}
 
 
	// getter and setters 
	public int getY() {
		return y;
	}
 
	public void setY(int y) {
		this.y = y;
	}
 
}