Add Barcode to PDF in Java

readme.md

Add Barcode to PDF in Java

Learn how to add a barcode to a PDF with Aspose.PDF for Java. The tutorial covers SDK installation, creating and customizing a Barcode object, placing it on a page, and saving the file. Includes a complete code sample and best-practice tips for integration.

Read the full guide here: https://blog.aspose.com/pdf/add-barcode-to-pdf-in-java/

pdf_barcode_insert.java

import com.aspose.pdf.*;

public class AddBarcodeToPdf {
    public static void main(String[] args) {
        // Load the existing PDF document
        Document pdfDocument = new Document("input.pdf");

        // Get the first page of the PDF
        Page page = pdfDocument.getPages().get_Item(1);

        // Create a barcode object
        Barcode barcode = new Barcode();
        barcode.setCodeText("9876543210");
        barcode.setType(BarcodeType.Code128);
        // Optional: adjust size and appearance
        barcode.setBarHeight(50);
        barcode.setXDimension(0.8);
        barcode.setBarColor(Color.getBlue());

        // Add the barcode to the page
        page.getParagraphs().add(barcode);

        // Save the updated PDF document
        pdfDocument.save("output.pdf");

        // Release resources
        pdfDocument.close();
    }
}