QR Code Generate in Android Studio

 

private void generateQR() {

    String txt = "Thinesh";

    MultiFormatWriter writer = new MultiFormatWriter();

    try {
        BitMatrix matrix = writer.encode(txt, BarcodeFormat.QR_CODE, 800, 800);
        BarcodeEncoder encoder = new BarcodeEncoder();
        Bitmap bitmap = encoder.createBitmap(matrix);
        imgQrCode.setImageBitmap(bitmap);

    } catch (WriterException e) {
        e.printStackTrace();
    }


}