Arquivo na GUI

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        File f = new File ("C:\\teste1.txt");
        
        try{
            FileWriter fw = new FileWriter (f);
            fw.write(jTextArea1.getText());
            fw.close();
            
            JOptionPane.showMessageDialog(null, "Certo!!!");
        }catch (IOException ex){
            JOptionPane.showMessageDialog(null, "Erro");
        }
    }