public class MainFrame extends JFrame {

    private JPanel mainPanel;

    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    MainFrame frame = new MainFrame();
                    frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }

    public MainFrame() {
        initializeMainPanel();
    }

    private void initializeMainPanel() {

        exitLabel.addMouseListener(new MouseAdapter() {
            @Override
            public void mouseClicked(MouseEvent arg0) {
                throw new Exception("test");
            }
        });
    }

}

@Aspect
public class AspectTest{

    @AfterThrowing(pointcut = "execution(* com.test.MainFrame.*(..))", throwing = "ex")
    public void logError(Exception ex) throws Throwable {
        // ex.printStackTrace();

    }

}