/**
         * 
         */
        private static final long serialVersionUID = -4979600496889213143L;


        public RefreshableKerb5Authenticator ( Subject subject, String domain, String username, String password ) {
            super(subject, domain, username, password);
        }


        @Override
        public void refresh () throws CIFSException {
            try {

     */
    public Kerb5Authenticator ( Subject subject ) {
        this.subject = subject;
    }


    /**
     * Construct a <code>Kerb5Authenticator</code> object with <code>Subject</code> and
     * potential NTLM fallback (if the server does not support kerberos).
     * 
     * @param subject
     *            represents the user who perform Kerberos authentication. Should at least contain a TGT for the user.
     * @param domain

      }

    fun build(): HeldCertificate {
      // Subject keys & identity.
      val subjectKeyPair = keyPair ?: generateKeyPair()
      val subjectPublicKeyInfo =
        CertificateAdapters.subjectPublicKeyInfo.fromDer(
          subjectKeyPair.public.encoded.toByteString(),
        )
      val subject: List<List<AttributeTypeAndValue>> = subject()

		if target.args.Streaming.Async {
			_, err = target.stanConn.PublishAsync(target.args.Subject, data, nil)
		} else {
			err = target.stanConn.Publish(target.args.Subject, data)
		}
	} else {
		if target.jstream != nil {
			_, err = target.jstream.Publish(target.args.Subject, data)
		} else {
			err = target.natsConn.Publish(target.args.Subject, data)
		}
	}
	return err
}

    String MAIL_SMTP_SERVER_MAIN_HOST_AND_PORT = "mail.smtp.server.main.host.and.port";

    /** The key of the configuration. e.g. [Test] */
    String MAIL_SUBJECT_TEST_PREFIX = "mail.subject.test.prefix";

    /** The key of the configuration. e.g. root@localhost */
    String MAIL_RETURN_PATH = "mail.return.path";

    /**
     * Get the value of property as {@link String}.

  // `type` indicates whether this priority level is subject to
  // limitation on request execution.  A value of `"Exempt"` means
  // that requests of this priority level are not subject to a limit
  // (and thus are never queued) and do not detract from the
  // capacity made available to other priority levels.  A value of
  // `"Limited"` means that (a) requests of this priority level
  // _are_ subject to limits and (b) some of the server's limited

  // `type` indicates whether this priority level is subject to
  // limitation on request execution.  A value of `"Exempt"` means
  // that requests of this priority level are not subject to a limit
  // (and thus are never queued) and do not detract from the
  // capacity made available to other priority levels.  A value of
  // `"Limited"` means that (a) requests of this priority level
  // _are_ subject to limits and (b) some of the server's limited

import okhttp3.tls.internal.der.ObjectIdentifiers.RSA_ENCRYPTION
import okhttp3.tls.internal.der.ObjectIdentifiers.SHA256_WITH_RSA_ENCRYPTION
import okhttp3.tls.internal.der.ObjectIdentifiers.SUBJECT_ALTERNATIVE_NAME
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.decodeBase64
import okio.ByteString.Companion.decodeHex
import okio.ByteString.Companion.encodeUtf8

  // `type` indicates whether this priority level is subject to
  // limitation on request execution.  A value of `"Exempt"` means
  // that requests of this priority level are not subject to a limit
  // (and thus are never queued) and do not detract from the
  // capacity made available to other priority levels.  A value of
  // `"Limited"` means that (a) requests of this priority level
  // _are_ subject to limits and (b) some of the server's limited

  // `type` indicates whether this priority level is subject to
  // limitation on request execution.  A value of `"Exempt"` means
  // that requests of this priority level are not subject to a limit
  // (and thus are never queued) and do not detract from the
  // capacity made available to other priority levels.  A value of
  // `"Limited"` means that (a) requests of this priority level
  // _are_ subject to limits and (b) some of the server's limited