final FessConfig fessConfig = ComponentUtil.getFessConfig();

        if (!fessConfig.isAcceptedSearchReferer(request.getHeader("referer"))) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Referer is invalid."));
            return;
        }

        if (!fessConfig.isApiSearchScroll()) {

        putResultDataContent(dataMap, responseData, fessConfig, crawlingConfig, documentHelper, body, fileName);
        if ((fieldConfigs.getConfig(fessConfig.getIndexFieldCache())
                .map(org.codelibs.fess.crawler.util.FieldConfigs.Config::isCache)
                .orElse(false) || fessConfig.isCrawlerDocumentCacheEnabled()) && fessConfig.isSupportedDocumentCacheMimetypes(mimeType)) {

    protected Hashtable<String, String> createAdminEnv() {
        return createEnvironment(//
                fessConfig.getLdapInitialContextFactory(), //
                fessConfig.getLdapSecurityAuthentication(), fessConfig.getLdapProviderUrl(), //
                fessConfig.getLdapAdminSecurityPrincipal(), //
                fessConfig.getLdapAdminSecurityCredentials());
    }

    /**

        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        escapedHighlightPre = LaFunctions.h(originalHighlightTagPre);
        escapedHighlightPost = LaFunctions.h(originalHighlightTagPost);
        highlightTagPre = fessConfig.getQueryHighlightTagPre();
        highlightTagPost = fessConfig.getQueryHighlightTagPost();
        highlightedFields = fessConfig.getQueryHighlightContentDescriptionFieldsAsArray();

    }

    private void setQueryType(final String queryType) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public String get(String propertyKey) {
                return fessConfig.get(propertyKey);
            }

            @Override