jTextField1.setText("jTextField1");
        jTextField1.addKeyListener( new  KeyListener()
        {
             public   void  keyPressed(KeyEvent e)
            {
                System.out.println("keyPressed");
                System.out.println(e.getKeyCode());
            }
            
             public   void  keyReleased(KeyEvent e)
            {
                System.out.println("keyReleased");
                System.out.println(e.getKeyCode());
            }
            
             public   void  keyTyped(KeyEvent e)
            {
                System.out.println("keyTyped");
                System.out.println(e.getKeyChar());
            }
        }
        
        );