*         It contains the tickets retrieve from KDC.
     */
    @Override
    public Subject getSubject() {
        return this.subject;
    }

    /**
     * Get the user name which authenticate against to. If the default user
     * is used, Null will be returned.
     *
     * @return user name
     */
    public String getUser() {
        return this.user;
    }

    /**

            }
        }

        formSchemeList.forEach(p -> {
            final FormScheme scheme = p.getFirst();
            final Credentials credentials = p.getSecond();
            scheme.authenticate(credentials, (request, consumer) -> {

                // request header
                for (final Header header : requestHeaderList) {
                    request.addHeader(header);
                }

            }
        }
        final HttpServletResponse response = LaResponseUtil.getResponse();
        if (t instanceof final InvalidAccessTokenException e) {
            response.setHeader("WWW-Authenticate", "Bearer error=\"" + e.getType() + "\"");
            writeJsonResponse(HttpServletResponse.SC_UNAUTHORIZED, message);
        } else {
            writeJsonResponse(status, message);
        }
    }

            throws SmbException {
        checkNotClosed();

        // Check if authentication has expired
        if (isExpired()) {
            throw new SmbException("Authentication has expired. Please re-authenticate.");
        }

        // Generate session ID for secure key management
        if (this.sessionId == null) {

                     * is like changing the rug out from underneath our feet.
                     */
                    /* Technically we should also try to authenticate here but that means doing the session setup and tree connect separately. For now a simple connect will at least tell us if the host is alive. That should be sufficient for 99% of the cases. We can revisit this again for 2.0.