Examples with SMIMEEnvelopedGenerator org.bouncycastle.mail.smime.SMIMEEnvelopedGenerator used on opensource projects

Example 1 with SMIMEEnvelopedGenerator

use of org.bouncycastle.mail.smime.SMIMEEnvelopedGenerator in project nhin-d by DirectProject.

the class SMIMECryptographerImpl method createEncryptedEnvelope.

private MimeBodyPart createEncryptedEnvelope(MimeBodyPart bodyPart, Collection<X509Certificate> encryptingCertificates) {
    if (bodyPart == null || encryptingCertificates == null || encryptingCertificates.size() == 0) {
        throw new IllegalArgumentException();
    }
    if (LOGGER.isDebugEnabled()) {
        writePreEncypt(EntitySerializer.Default.serializeToBytes(bodyPart));
    }
    SMIMEEnvelopedGenerator gen = new SMIMEEnvelopedGenerator();
    for (X509Certificate cert : encryptingCertificates) gen.addKeyTransRecipient(cert);
    MimeBodyPart retVal = null;
    try {
        final String encryAlgOID = this.m_encryptionAlgorithm.getOID();
        retVal = gen.generate(bodyPart, encryAlgOID, CryptoExtensions.getJCEProviderNameForTypeAndAlgorithm("Cipher", encryAlgOID));
    } catch (Exception e) {
        throw new MimeException(MimeError.Unexpected, e);
    }
    return retVal;
}