Java casovac

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;

class Casovac extends JLabel implements ActionListener
{
    private Timer timer1;

    public Casovac(int sec)
    {
        timer1 = new Timer(1000*sec, this);
    }
   
    public void actionPerformed(ActionEvent e)
    {
                timer1.stop();
    }
   
    public void myStart()
    {
       timer1.start();
    }

}