Method call

tools/src/main/java/org/apache/pdfbox/tools/Encrypt.java:128–196

()

    }

    public Integer call()
    {
        AccessPermission ap = new AccessPermission();
        ap.setCanAssembleDocument(canAssembleDocument);
        ap.setCanExtractContent(canExtractContent);
        ap.setCanExtractForAccessibility(canExtractForAccessibility);
        ap.setCanFillInForm(canFillInForm);
        ap.setCanModify(canModify);
        ap.setCanModifyAnnotations(canModifyAnnotations);
        ap.setCanPrint(canPrint);
        ap.setCanPrintFaithful(canPrintFaithful);

        if (outfile == null)
        {
            outfile = infile;
        }

        try (PDDocument document = Loader.loadPDF(infile))
        {
            if( !document.isEncrypted() )
            {
                if (!document.getSignatureDictionaries().isEmpty())
                {
                    SYSERR.println( "Warning: Document contains signatures which will be invalidated by encryption." );
                }

                if (!certFileList.isEmpty())
                {
                    PublicKeyProtectionPolicy ppp = new PublicKeyProtectionPolicy();
                    PublicKeyRecipient recip = new PublicKeyRecipient();
                    recip.setPermission(ap);

                    CertificateFactory cf = CertificateFactory.getInstance("X.509");

                    for (File certFile : certFileList)
                    {
                        try (InputStream inStream = new FileInputStream(certFile))
                        {
                            X509Certificate certificate = (X509Certificate) cf.generateCertificate(inStream);
                            recip.setX509(certificate);
                        }
                        ppp.addRecipient(recip);
                    }

                    ppp.setEncryptionKeyLength(keyLength);

                    document.protect(ppp);
                }
                else
                {
                    StandardProtectionPolicy spp =
                        new StandardProtectionPolicy(ownerPassword, userPassword, ap);
                    spp.setEncryptionKeyLength(keyLength);
                    document.protect(spp);
                }
                document.save( outfile );
            }
            else