Example usage for org.bouncycastle.tsp TimeStampToken validate

Introduction

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

Prototype

public void validate(SignerInformationVerifier sigVerifier) throws TSPException, TSPValidationException 

Source Link

Document

Validate the time stamp token.

Usage

From source file:org.votingsystem.web.ejb.TimeStampBean.java

License:Open Source License

public void validateToken(TimeStampToken tsToken) throws ExceptionVS, TSPException {
    if (tsToken == null)
        throw new ExceptionVS("documentWithoutTimeStampErrorMsg");
    if (timeStampSignerInfoVerifier == null)
        throw new ExceptionVS("TimeStamp service not initialized");
    X509CertificateHolder certHolder = timeStampSignerInfoVerifier.getAssociatedCertificate();
    tsToken.validate(timeStampSignerInfoVerifier);
}

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From source file:org.votingsystem.web.ejb.TimeStampBean.java

License:Open Source License

public SMIMEMessage timeStampSMIME(SMIMEMessage smimeMessage) throws Exception {
    ResponseVS responseVS = HttpHelper.getInstance().sendData(smimeMessage.getTimeStampRequest().getEncoded(),
            ContentTypeVS.TIMESTAMP_QUERY, timeStampServiceURL);
    if (ResponseVS.SC_OK == responseVS.getStatusCode()) {
        byte[] bytesToken = responseVS.getMessageBytes();
        TimeStampToken timeStampToken = new TimeStampToken(new CMSSignedData(bytesToken));
        SignerInformationVerifier timeStampSignerInfoVerifier = new JcaSimpleSignerInfoVerifierBuilder()
                .build(x509TimeStampServerCert);
        timeStampToken.validate(timeStampSignerInfoVerifier);
        smimeMessage.setTimeStampToken(timeStampToken);
        return smimeMessage;
    } else//from w  w  w.  ja v a  2 s  . c  o  m
        throw new ExceptionVS(responseVS.getMessage());
}

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From source file:xades4j.providers.impl.DefaultTimeStampVerificationProvider.java

License:Open Source License

@Override
public Date verifyToken(byte[] timeStampToken, byte[] tsDigestInput)
        throws TimeStampTokenVerificationException {
    TimeStampToken tsToken;
    try {//from  ww w. j  a  va 2 s .  c o  m
        ASN1InputStream asn1is = new ASN1InputStream(timeStampToken);
        ContentInfo tsContentInfo = ContentInfo.getInstance(asn1is.readObject());
        asn1is.close();
        tsToken = new TimeStampToken(tsContentInfo);
    } catch (IOException ex) {
        throw new TimeStampTokenStructureException("Error parsing encoded token", ex);
    } catch (TSPException ex) {
        throw new TimeStampTokenStructureException("Invalid token", ex);
    }

    X509Certificate tsaCert = null;
    try {
        /* Validate the TSA certificate */
        LinkedList<X509Certificate> certs = new LinkedList<X509Certificate>();
        for (Object certHolder : tsToken.getCertificates().getMatches(new AllCertificatesSelector())) {
            certs.add(this.x509CertificateConverter.getCertificate((X509CertificateHolder) certHolder));
        }

        ValidationData vData = this.certificateValidationProvider.validate(
                x509CertSelectorConverter.getCertSelector(tsToken.getSID()),
                tsToken.getTimeStampInfo().getGenTime(), certs);

        tsaCert = vData.getCerts().get(0);
    } catch (CertificateException ex) {
        throw new TimeStampTokenVerificationException(ex.getMessage(), ex);
    } catch (XAdES4jException ex) {
        throw new TimeStampTokenTSACertException("cannot validate TSA certificate", ex);
    }

    try {
        tsToken.validate(this.signerInfoVerifierBuilder.build(tsaCert));
    } catch (TSPValidationException ex) {
        throw new TimeStampTokenSignatureException("Invalid token signature or certificate", ex);
    } catch (Exception ex) {
        throw new TimeStampTokenVerificationException("Error when verifying the token signature", ex);
    }

    org.bouncycastle.tsp.TimeStampTokenInfo tsTokenInfo = tsToken.getTimeStampInfo();

    try {
        String digestAlgUri = uriForDigest(tsTokenInfo.getMessageImprintAlgOID());
        MessageDigest md = messageDigestProvider.getEngine(digestAlgUri);

        if (!Arrays.equals(md.digest(tsDigestInput), tsTokenInfo.getMessageImprintDigest())) {
            throw new TimeStampTokenDigestException();
        }
    } catch (UnsupportedAlgorithmException ex) {
        throw new TimeStampTokenVerificationException("The token's digest algorithm is not supported", ex);
    }

    return tsTokenInfo.getGenTime();
}

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