Jradiobutton (radio button) Add Event Listener

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Code:

Import java.io.File; import java.awt.Container; import java.awt.GridLayout; import Java.awt.event.WindowAdapter; Import java.awt.event.ItemListener; import java.awt.event.ItemEvent; import java.awt.event.WindowEvent; import javax.swing.JFrame; import javax.swing.JPanel; import Javax.swing.JRadioButton; import Javax.swing.ButtonGroup; Import javax.swing.BorderFactory; import Javax.swing.ImageIcon; class MyRadio implements itemlistener{private String R    ight = "D:" + File.separator + "right.png";    Private String wrong = "D:" + File.separator + "wrong.gif";    Private JFrame frame = new JFrame ("Test Information");    Private Container cont = Frame.getcontentpane ();    Private Jradiobutton JRB1 = new Jradiobutton ("Male", new ImageIcon (right), true);    Private Jradiobutton JRB2 = new Jradiobutton ("female", New ImageIcon (wrong), false);    Private JPanel pan = new JPanel ();    Public MyRadio () {Pan.setborder (Borderfactory.createtitledborder ("select Gender")); Sets the display bar of a border pan.setlayout (new GrIdlayout (1,3));        Pan.add (THIS.JRB1);               Pan.add (THIS.JRB2);        Buttongroup Group = new Buttongroup ();        Group.add (THIS.JRB1);               Group.add (THIS.JRB2);        Jrb1.additemlistener (this);        Jrb2.additemlistener (this);        Cont.add (PAN);        This.frame.setSize (300,80);        This.frame.setVisible (TRUE); This.frame.addWindowListener (New Windowadapter () {public void windowclosing (WindowEvent obj) {Sy            Stem.exit (1);    }        }) ; } public void itemstatechanged (ItemEvent e) {if (E.getsource () ==jrb1) {Jrb1.seticon (new ImageIcon (righ            t));        Jrb2.seticon (new ImageIcon (wrong));            }else{Jrb1.seticon (New ImageIcon (wrong));               Jrb2.seticon (New ImageIcon (right));    }}};class tester{public static void Main (String args[]) {new MyRadio (); }};

Jradiobutton (radio button) Add Event Listener