Sample iText QRCode creation snippet

itext_qrcode_snippet.java

PushbuttonField barcodeButton = acroFields.getNewPushbuttonFromField("barcode_button");
	if(barcodeButton){

		// These settings are optional, null can be passed in as the four argument to BarcodeQRCode
		Map<EncodeHintType, Object> hints = Maps.newHashMap();
		hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.L);
		hints.put(EncodeHintType.CHARACTER_SET, "ISO-8859-1");
					
		BarcodeQRCode qrcode = new BarcodeQRCode("SomeBarcodeData_123456789", 0, 0, hints);
		barcodeButton.setLayout(PushbuttonField.LAYOUT_ICON_ONLY);
		barcodeButton.setProportionalIcon(true);
		barcodeButton.setBorderWidth(0);
		barcodeButton.setVisibility(BaseField.VISIBLE);
		barcodeButton.setImage(qrcode.getImage());
		acroFields.replacePushbuttonField("barcode_button", barcodeButton.getField());
	}