Example usage for org.bouncycastle.tsp TimeStampTokenGenerator TimeStampTokenGenerator

Introduction

In this page you can find the example usage for org.bouncycastle.tsp TimeStampTokenGenerator TimeStampTokenGenerator.

Prototype

public TimeStampTokenGenerator(final SignerInfoGenerator signerInfoGen, DigestCalculator digestCalculator,
        ASN1ObjectIdentifier tsaPolicy) throws IllegalArgumentException, TSPException 

Source Link

Document

Basic Constructor - set up a calculator based on signerInfoGen with a ESSCertID calculated from the signer's associated certificate using the sha1DigestCalculator.

Usage

From source file:be.fedict.trust.test.PKITestUtils.java

License:Open Source License

public static TimeStampToken createTimeStampToken(PrivateKey privateKey, List<X509Certificate> certificateChain)
        throws Exception {

    Store certs = new JcaCertStore(certificateChain);

    TimeStampRequestGenerator requestGen = new TimeStampRequestGenerator();
    requestGen.setCertReq(true);/*  w w  w. jav  a  2  s .c o m*/
    TimeStampRequest request = requestGen.generate(TSPAlgorithms.SHA1, new byte[20], BigInteger.valueOf(100));

    TimeStampTokenGenerator tsTokenGen = new TimeStampTokenGenerator(
            new JcaSimpleSignerInfoGeneratorBuilder().build("SHA1withRSA", privateKey, certificateChain.get(0)),
            new JcaDigestCalculatorProviderBuilder().build().get(
                    new AlgorithmIdentifier(OIWObjectIdentifiers.idSHA1)),
            new ASN1ObjectIdentifier("1.2"));

    tsTokenGen.addCertificates(certs);
    return tsTokenGen.generate(request, BigInteger.ONE, new Date());
}

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From source file:eu.europa.esig.dss.cookbook.mock.MockTSPSource.java

License:Open Source License

@Override
public TimeStampToken getTimeStampResponse(final DigestAlgorithm digestAlgorithm, final byte[] digest)
        throws DSSException {

    final String signatureAlgorithm = getSignatureAlgorithm(digestAlgorithm, digest);

    final TimeStampRequestGenerator tsqGenerator = new TimeStampRequestGenerator();
    tsqGenerator.setCertReq(true);/*www .ja va  2 s  . c  o  m*/

    /**
     * The code below guarantee that the dates of the two successive
     * timestamps are different. This is activated only if timestampDate is provided at
     * construction time
     */
    Date timestampDate_ = new Date();

    if (policyOid != null) {
        tsqGenerator.setReqPolicy(policyOid);
    }

    TimeStampRequest tsRequest = null;
    if (useNonce) {
        final BigInteger nonce = BigInteger.valueOf(random.nextLong());
        tsRequest = tsqGenerator.generate(new ASN1ObjectIdentifier(digestAlgorithm.getOid()), digest, nonce);
    } else {
        tsRequest = tsqGenerator.generate(new ASN1ObjectIdentifier(digestAlgorithm.getOid()), digest);
    }

    try {
        final ContentSigner sigGen = new JcaContentSignerBuilder(signatureAlgorithm).build(key);
        final JcaX509CertificateHolder certHolder = new JcaX509CertificateHolder(cert.getCertificate());

        // that to make sure we generate the same timestamp data for the
        // same timestamp date
        AttributeTable signedAttributes = new AttributeTable(new Hashtable<ASN1ObjectIdentifier, Object>());
        signedAttributes = signedAttributes.add(PKCSObjectIdentifiers.pkcs_9_at_signingTime,
                new Time(timestampDate_));
        final DefaultSignedAttributeTableGenerator signedAttributeGenerator = new DefaultSignedAttributeTableGenerator(
                signedAttributes);
        AttributeTable unsignedAttributes = new AttributeTable(new Hashtable<ASN1ObjectIdentifier, Object>());
        final SimpleAttributeTableGenerator unsignedAttributeGenerator = new SimpleAttributeTableGenerator(
                unsignedAttributes);

        final DigestCalculatorProvider digestCalculatorProvider = new BcDigestCalculatorProvider();
        SignerInfoGeneratorBuilder sigInfoGeneratorBuilder = new SignerInfoGeneratorBuilder(
                digestCalculatorProvider);
        sigInfoGeneratorBuilder.setSignedAttributeGenerator(signedAttributeGenerator);
        sigInfoGeneratorBuilder.setUnsignedAttributeGenerator(unsignedAttributeGenerator);
        final SignerInfoGenerator sig = sigInfoGeneratorBuilder.build(sigGen, certHolder);

        final DigestCalculator sha1DigestCalculator = DSSRevocationUtils.getSHA1DigestCalculator();

        final TimeStampTokenGenerator tokenGenerator = new TimeStampTokenGenerator(sig, sha1DigestCalculator,
                policyOid);
        final Set<X509Certificate> singleton = new HashSet<X509Certificate>();
        singleton.add(cert.getCertificate());
        tokenGenerator.addCertificates(new JcaCertStore(singleton));
        final TimeStampResponseGenerator generator = new TimeStampResponseGenerator(tokenGenerator,
                TSPAlgorithms.ALLOWED);

        Date responseDate = new Date();
        TimeStampResponse tsResponse = generator.generate(tsRequest, BigInteger.ONE, responseDate);
        final TimeStampToken timeStampToken = tsResponse.getTimeStampToken();
        return timeStampToken;
    } catch (OperatorCreationException e) {
        throw new DSSException(e);
    } catch (CertificateEncodingException e) {
        throw new DSSException(e);
    } catch (TSPException e) {
        throw new DSSException(e);
    }
}

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