protected static final String SPNEGO_LOGIN_CLIENT_MODULE = "spnego.login.client.module";
    protected static final String SPNEGO_KRB5_CONF = "spnego.krb5.conf";
    protected static final String SPNEGO_LOGIN_CONF = "spnego.login.conf";
    protected static final String SPNEGO_LOGGER_LEVEL = "spnego.logger.level";

    protected org.codelibs.spnego.SpnegoAuthenticator authenticator = null;

    @PostConstruct

        }
        final String confPath = System.getProperty(Constants.FESS_CONF_PATH);
        if (StringUtil.isNotBlank(confPath)) {
            return Paths.get(confPath, names);
        }
        return getPath("WEB-INF/", "conf", names);
    }

    public static Path getConfOrClassesPath(final String... names) {
        final Path confPath = getConfPath(names);
        if (Files.exists(confPath)) {
            return confPath;
        }

							<dst>${packaging.fess.systemd.sysctl.dir}/fess.conf</dst>
						</data>
						<!-- Adds systemd/tmpfiles.d configuration file -->
						<data>
							<type>file</type>
							<src>${project.build.directory}/generated-packaging/deb/systemd/fess.conf</src>
							<dst>${packaging.fess.tmpfilesd.dir}/fess.conf</dst>
						</data>
						<!-- Add lintian files -->

    public static final String DEFAULT_FIELD = "_default";

    public static final Integer DEFAULT_DAY_FOR_CLEANUP = 3;

    public static final String FESS_CONF_PATH = "fess.conf.path";

    public static final TimeZone TIMEZONE_UTC = TimeZone.getTimeZone("UTC");

    public static final String LDAP_BASE_DN = "ldap.base.dn";

        try (CurlResponse response = ComponentUtil.getCurlHelper().post("/_bulk").onConnect((req, con) -> {
            con.setDoOutput(true);
            try (final BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(tempFile)));
                    final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(con.getOutputStream(), Constants.CHARSET_UTF_8))) {
                String line;

            }
        });
        try (final CurlResponse curlResponse = curlRequest.onConnect((req, con) -> {
            con.setDoOutput(true);
            if (httpMethod != Method.GET && request.getContentLength() > 2) {
                try (ServletInputStream in = request.getInputStream(); OutputStream out = con.getOutputStream()) {
                    CopyUtil.copy(in, out);
                } catch (final IOException e) {