working with buttons in applet java

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

public class AnAppletWithButtons extends Applet implements ActionListener {
	public void init() {
		button1 = new Button("Button 1");
		add(button1);
		button1.addActionListener(this);

		button2 = new Button("Button 2");
		add(button2);
		button2.addActionListener(this);
	}

	public void actionPerformed(ActionEvent e) {
		if (e.getSource() == button1) 
			System.out.println("Button 1 was pressed");
		else
			System.out.println("Button 2 was pressed");
	}

	Button button1, button2;
}