import javax.swing.*;
import java.awt.event.*;

 public class HandleEvent extends JFrame {
 public HandleEvent() {
 // Create two buttons
 JButton jbtOK = new JButton("OK");
 JButton jbtCancel = new JButton("Cancel");

 // Create a panel to hold buttons
 JPanel panel = new JPanel();
 panel.add(jbtOK);
 panel.add(jbtCancel);

 add(panel); // Add panel to the frame
OKListenerClass listener1 = new OKListenerClass();
 CancelListenerClass listener2 = new CancelListenerClass();
jbtOK.addActionListener(listener1);
 jbtCancel.addActionListener(listener2);
 }

 public static void main(String[] args) {
JFrame frame = new HandleEvent();
 frame.setTitle("Handle Event");
 frame.setSize(200, 150);
 frame.setLocation(200, 100);
 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 frame.setVisible(true);
 }
 }

 class OKListenerClass implements ActionListener{
 @Override
 public void actionPerformed(ActionEvent e) {
 System.out.println("OK button clicked");
 }
 }

 class CancelListenerClass implements ActionListener{
 @Override
 public void actionPerformed(ActionEvent e) {
 System.out.println("Cancel button clicked");
 }
 }