Example usage for com.itextpdf.text.pdf PdfEncryption createDocumentId

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf PdfEncryption createDocumentId.

Prototype

public static byte[] createDocumentId() 

Source Link

Usage

From source file:controller.CCInstance.java

License:Open Source License

private static OCSPReq generateOCSPRequest(X509Certificate issuerCert, BigInteger serialNumber)
        throws OCSPException, IOException, OperatorException, CertificateEncodingException {
    Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());
    CertificateID id = new CertificateID(
            new JcaDigestCalculatorProviderBuilder().build().get(CertificateID.HASH_SHA1),
            new JcaX509CertificateHolder(issuerCert), serialNumber);
    OCSPReqBuilder gen = new OCSPReqBuilder();
    gen.addRequest(id);//from  w  w  w  . jav a 2  s.c  om
    Extension ext = new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, false,
            new DEROctetString(new DEROctetString(PdfEncryption.createDocumentId()).getEncoded()));
    gen.setRequestExtensions(new Extensions(new Extension[] { ext }));
    return gen.build();
}

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