Examples with TimeStampTokenStructureException xades4j.providers.TimeStampTokenStructureException used on opensource projects

Example 1 with TimeStampTokenStructureException

use of xades4j.providers.TimeStampTokenStructureException in project xades4j by luisgoncalves.

the class DefaultTimeStampVerificationProvider method verifyToken.

@Override
public Date verifyToken(byte[] timeStampToken, byte[] tsDigestInput) throws TimeStampTokenVerificationException {
    TimeStampToken tsToken;
    try {
        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();
}