[Java] Brache hilfe, bei guten tips gibts ne bw

import java.awt.*;
import java.awt.event.*;

public class Fenster extends Frame implements ActionListener, WindowListener
{
public static void main(String args[])
{
Fenster Fenster1 = new Fenster();
Fenster1.setSize(400, 300);
Fenster1.setLocation(250, 200);
Fenster1.setTitle("menueFenster");
Fenster1.show();
}

public Fenster()
{
MenuBar hauptMenue = new MenuBar();
Menu menue1 = new Menu("datei");
Menu menue2 = new Menu("bearbeiten");
Menu menue3 = new Menu("ansicht");
Menu menue4 = new Menu("hilfe");
menue1.add("neu");
menue1.add("laden...");
menue1.add("speichern unter...");
menue1.addSeparator();
menue1.add("drucken...");
menue1.addSeparator();
menue1.add("beenden");
menue2.add("kopieren");
menue2.add("löschen");
menue3.add("ansicht ändern");
menue4.add("index");
menue4.add("ueber");
hauptMenue.add(menue1);
hauptMenue.add(menue2);
hauptMenue.add(menue3);
hauptMenue.setHelpMenu(menue4);
setMenuBar(hauptMenue);
menue1.addActionListener(this);
addWindowListener(this);
}

public void actionPerformed(ActionEvent evt)
{
Graphics g =getGraphics();

if (evt.getSource() instanceof MenuItem)
{
String menuAdd = evt.getActionCommand();
if (menuAdd == "beenden") System.exit(0);
if (menuAdd == "laden...") g.fillRect(150, 150, 50, 20);
if (menuAdd == "drucken...") repaint();
}
}

public void windowClosing(WindowEvent evt)
{
System.exit(0);
}

public void windowOpened(WindowEvent evt){}
public void windowIconified(WindowEvent evt){}
public void windowDeiconified(WindowEvent evt){}
public void windowClosed(WindowEvent evt){}
public void windowActivated(WindowEvent evt){}
public void windowDeactivated(WindowEvent evt){}
}