private RequestManager createMockRequestManager(final String paramValue) {
        return new org.lastaflute.web.servlet.request.SimpleRequestManager() {
            @Override
            public OptionalThing<String> getParameter(String name) {
                if (paramValue != null) {
                    return OptionalThing.of(paramValue);
                }
                return OptionalThing.empty();
            }
        };

            result.setFileConfigId(DfTypeUtil.toString(source.get("fileConfigId")));
            result.setHostname(DfTypeUtil.toString(source.get("hostname")));
            result.setParameters(DfTypeUtil.toString(source.get("parameters")));
            result.setPassword(DfTypeUtil.toString(source.get("password")));
            result.setPort(DfTypeUtil.toInteger(source.get("port")));

            log.debug(dirents.length + " items listed");
        }
        sorted = new LinkedList<>();
        fmt = req.getParameter("fmt");
        if (fmt == null) {
            fmt = "col";
        }
        sort = 0;
        if ((str = req.getParameter("sort")) == null || str.equals("name")) {
            sort = 0;
        } else if (str != null) {
            switch (str) {

        }

        @Override
        public ServletInputStream getInputStream() throws IOException {
            return null;
        }

        @Override
        public String getParameter(String name) {
            return null;
        }

        @Override
        public Enumeration<String> getParameterNames() {
            return null;
        }

        @Override

            log.println(dirents.length + " items listed");
        }
        sorted = new LinkedList();
        fmt = req.getParameter("fmt");
        if (fmt == null) {
            fmt = "col";
        }
        sort = 0;
        if ((str = req.getParameter("sort")) == null || str.equals("name")) {
            sort = 0;
        } else if (str != null) {
            switch (str) {

                parameter.setDefaultValue(paramConfig.getAttribute("default-value"));
            }

            parameters.add(parameter);
        }

        mojo.setParameters(parameters);

        // TODO this should not need to be handed off...

        // ----------------------------------------------------------------------
        // Requirements

     */
    protected String getUserCodeFromRequest(final HttpServletRequest request) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String userCode = request.getParameter(fessConfig.getUserCodeRequestParameter());
        if (StringUtil.isBlank(userCode)) {
            return null;
        }

        if (fessConfig.isValidUserCode(userCode)) {

     * @param roleSet The set of roles.
     */
    protected void processParameter(final HttpServletRequest request, final Set<String> roleSet) {
        final String parameter = request.getParameter(parameterKey);
        if (logger.isDebugEnabled()) {
            logger.debug("{}:{}", parameterKey, parameter);
        }
        if (StringUtil.isNotEmpty(parameter)) {

            return null;
        }

        @Override
        public jakarta.servlet.ServletInputStream getInputStream() {
            return null;
        }

        @Override
        public String getParameter(String name) {
            return null;
        }

        @Override
        public java.util.Enumeration<String> getParameterNames() {
            return java.util.Collections.emptyEnumeration();
        }

            final HttpSession session = r.getSession(false);
            if (session != null) {
                return session.getId();
            }
            final String preference = r.getParameter("preference");
            if (preference != null) {
                return Integer.toString(preference.hashCode());
            }
            final Object accessType = r.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE);