Simple example illustrating the use of check boxes

JCheckBoxTest.java Simple example illustrating the use of check boxes. 
import javax.swing.*; 
import java.awt.event.*;

 */

public class JCheckBoxTest extends JPanel 
                           implements ItemListener, 
                                      ActionListener{
  JCheckBox checkBox1, checkBox2;
   
  public JCheckBoxTest() {
    checkBox1 = new JCheckBox("Java Servlets");
    checkBox2 = new JCheckBox("JavaServer Pages");
    checkBox1.setContentAreaFilled(false);
    checkBox2.setContentAreaFilled(false);
   
    checkBox1.addItemListener(this);
    checkBox2.addActionListener(this);
      
    add(checkBox1);
    add(checkBox2);
  }
   
  public void actionPerformed(ActionEvent event) {
    System.out.println("JavaServer Pages selected: " + 
                        checkBox2.isSelected());
  }
   
  public void itemStateChanged(ItemEvent event) {
    JCheckBox checkbox = (JCheckBox)event.getItem();
      
    if (event.getStateChange() == ItemEvent.SELECTED) {
      System.out.println(checkbox.getText() + " selected.");
    } else {
      System.out.println(checkbox.getText() + " deselected.");
    }
  }  
   
  public static void main(String[] args) {
    JPanel panel = new JCheckBoxTest();
    WindowUtilities.setNativeLookAndFeel();
    WindowUtilities.openInJFrame(panel, 300, 75);
  }   
}