Examples with ESSCertIDv2 org.bouncycastle.asn1.ess.ESSCertIDv2 used on opensource projects

Example 1 with ESSCertIDv2

use of org.bouncycastle.asn1.ess.ESSCertIDv2 in project signer by demoiselle.

the class SigningCertificateV2 method getValue.

@Override
public Attribute getValue() throws SignerException {
    try {
        X509Certificate cert = (X509Certificate) certificates[0];
        X509Certificate issuerCert = (X509Certificate) certificates[1];
        Digest digest = DigestFactory.getInstance().factoryDefault();
        digest.setAlgorithm(DigestAlgorithmEnum.SHA_256);
        byte[] certHash = digest.digest(cert.getEncoded());
        X500Name dirName = new X500Name(issuerCert.getSubjectX500Principal().getName());
        GeneralName name = new GeneralName(dirName);
        GeneralNames issuer = new GeneralNames(name);
        ASN1Integer serialNumber = new ASN1Integer(cert.getSerialNumber());
        IssuerSerial issuerSerial = new IssuerSerial(issuer, serialNumber);
        // SHA-256
        AlgorithmIdentifier algId = new AlgorithmIdentifier(NISTObjectIdentifiers.id_sha256);
        ESSCertIDv2 essCertIDv2 = new ESSCertIDv2(algId, certHash, issuerSerial);
        // return new Attribute(new ASN1ObjectIdentifier(identifier), new DERSet(new DERSequence(essCertIDv2)));
        return new Attribute(new ASN1ObjectIdentifier(identifier), new DERSet(new DERSequence(new ASN1Encodable[] { new DERSequence(essCertIDv2) })));
    } catch (CertificateEncodingException ex) {
        throw new SignerException(ex.getMessage());
    }
}