/** * Add a recipient based on the passed in certificate's public key and its issuer and serial * number. * * @param recipientCert recipient's certificate * @return the current instance. * @throws CertificateEncodingException if the necessary data cannot be extracted from the * certificate. */ public JceKeyAgreeRecipientInfoGenerator addRecipient(X509Certificate recipientCert) throws CertificateEncodingException { recipientIDs.add( new KeyAgreeRecipientIdentifier(CMSUtils.getIssuerAndSerialNumber(recipientCert))); recipientKeys.add(recipientCert.getPublicKey()); return this; }