Coder informations dans code barre

BarcodePDF417 pDF417 = new BarcodePDF417();
       
       pDF417.setText("NF testing barrcode");
       Document d = new Document(PageSize.A4, 50, 50, 50, 50);
        try
        {
            PdfWriter writer = PdfWriter.getInstance(d, new FileOutputStream("d:/codebarr.pdf"));
            d.open();
            Image image = pDF417.getImage();
            image.scalePercent(50, 50*pDF417.getYHeight());
            d.add(image);
            d.close();

pDF417.setText("123456789");