Documentation – Exporting Form Data

Java: Export to FDF

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

Use FormExamples.exportFdf(...) when you need to serialize AcroForm field data as FDF.

public static void exportFdf(Path inputFile, Path outputFile) throws Exception {
    Form form = new Form();
    try (OutputStream outputStream = Files.newOutputStream(outputFile)) {
        form.bindPdf(inputFile.toString());
        form.exportFdf(outputStream);
    } finally {
        form.close();
    }
}

Java: Export to XFDF

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

Use FormExamples.exportXfdf(...) to write form field data as XFDF.

public static void exportXfdf(Path inputFile, Path outputFile) throws Exception {
    Form form = new Form();
    try (OutputStream outputStream = Files.newOutputStream(outputFile)) {
        form.bindPdf(inputFile.toString());
        form.exportXfdf(outputStream);
    } finally {
        form.close();
    }
}

Java: Export to XML

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

Use FormExamples.exportXml(...) to save form field data as XML.

public static void exportXml(Path inputFile, Path outputFile) throws Exception {
    Form form = new Form();
    try (OutputStream outputStream = Files.newOutputStream(outputFile)) {
        form.bindPdf(inputFile.toString());
        form.exportXml(outputStream);
    } finally {
        form.close();
    }
}