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    public void startCountdown(){                for ( i = 5; i > 0; i-- ) {            System.out.println( i );                                    SwingUtilities.invokeLater(new Runnable() {  //Note 1                public void run() {                    jLabel1.setText(Integer.toString(i));                }            });                        try {                Thread.sleep(1000);            } catch (InterruptedException e) {                throw new RuntimeException(e);            }                                }// end for loop                    }