Java: Add Attachment

Tue, 09 Jun 2026 00:00:00 +0000

Add a document attachment

Bind the source PDF to the PdfContentEditor facade.
Open the attachment file as an input stream.
Call addDocumentAttachment(...) with the stream, file name, and description.
Save the updated PDF document.

public static void addAttachment(Path inputFile, Path attachmentFile, Path outputFile) throws Exception {
    PdfContentEditor editor = new PdfContentEditor();
    try (InputStream attachmentStream = Files.newInputStream(attachmentFile)) {
        editor.bindPdf(inputFile.toString());
        editor.addDocumentAttachment(attachmentStream, attachmentFile.getFileName().toString(), "Sample attachment.");
        editor.save(outputFile.toString());
    } finally {
        editor.close();
    }
}

Java: Remove Attachments

Tue, 09 Jun 2026 00:00:00 +0000

Remove all attachments

Bind the source PDF to the PdfContentEditor facade.
Call deleteAttachments() to remove every embedded attachment.
Save the updated PDF document.

public static void removeAttachments(Path inputFile, Path outputFile) {
    PdfContentEditor editor = new PdfContentEditor();
    try {
        editor.bindPdf(inputFile.toString());
        editor.deleteAttachments();
        editor.save(outputFile.toString());
    } finally {
        editor.close();
    }
}

Documentation – Attachments

Java: Add Attachment

Add a document attachment

Java: Remove Attachments

Remove all attachments