ShapeChooser in Java Example

import java.awt.*; 
 import java.awt.event.*; 
 import java.applet.*; 
 /* <APPLET CODE ="ShapeChooser.class" WIDTH=300 HEIGHT=200> </APPLET> */ 
 public class ShapeChooser extends Applet implements ItemListener 
   { 
        Choice l; 
        public void init() 
             { 
                  l=new Choice(); 
                  l.addItem("Square"); 
                  l.addItem("Arc"); 
                  l.addItem("Rectangle"); 
                  l.addItem("Ellipse"); 
                  l.addItem("Circle"); 
                  add(l); 
                  l.addItemListener(this); 
             } 
                  public void itemStateChanged(ItemEvent e) 
                    { 
                        repaint(); 
                    }  
                         public void paint(Graphics g) 
                           { 
                               if(l.getSelectedItem()=="Square") 
                                 { 
                                    g.drawRect(100,100,50,50); 
                               } 
                                    if(l.getSelectedItem()=="Arc") 
                                    { 
                                       g.drawArc(100,100,70,70,0,90); 
                                    } 
                                          if(l.getSelectedItem()=="Rectangle") 
                                         { 
                                            g.drawRect(50,50,150,100); 
                                         } 
                                            if(l.getSelectedItem()=="Ellipse") 
                                              { 
                                                 g.drawOval(100,100,30,70); 
                                              } 
                                                 if(l.getSelectedItem()=="Circle") 
                                                   { 
                                                      g.drawOval(100,100,70,70); 
                                                   } 
                        } 
     }