  import java.awt.event.ActionEvent; 2  import java.awt.event.ActionListener; 
 
  /** 
     An action listener that prints a message. 
  */ 
  public class ClickListener implements ActionListener 
 { 
     public void actionPerformed(ActionEvent event) 
    { 
       System.out.println(I was clicked.); 
    } 
 }
