import java.awt.AWTEvent;
import java.awt.Toolkit;
import java.awt.event.AWTEventListener;

public class Test30598 implements AWTEventListener {
    
    public void eventDispatched(AWTEvent event) {
    }
    
    public static void main(String[] args) {
        Toolkit.getDefaultToolkit().addAWTEventListener(new Test30598(), 
                                                        AWTEvent.HIERARCHY_EVENT_MASK);
    }
    
}