public static final String DEFAULT_QUERY_OPERATOR = "fess.DefaultQueryOperator";

    public static final String SEARCH_LOG_ACCESS_TYPE = "searchLogAccessType";

    public static final String SEARCH_LOG_ACCESS_TYPE_JSON = "json";

    public static final String SEARCH_LOG_ACCESS_TYPE_GSA = "gsa";

            return;
        }

        final StringBuilder buf = new StringBuilder(1000);
        request.setAttribute(Constants.SEARCH_LOG_ACCESS_TYPE, Constants.SEARCH_LOG_ACCESS_TYPE_JSON);
        final JsonRequestParams params = new JsonRequestParams(request, fessConfig);
        try {
            response.setContentType("application/x-ndjson; charset=UTF-8");

            form.q = Constants.MATCHES_ALL_QUERY;
        }
        final WebRenderData renderData = new WebRenderData();
        form.initialize();
        request.setAttribute(Constants.SEARCH_LOG_ACCESS_TYPE, Constants.SEARCH_LOG_ACCESS_TYPE_ADMIN);
        try {
            searchHelper.search(form, renderData, getUserBean());
            return asListHtml().renderWith(data -> {
                renderData.register(data);

            searchLog.setUserAgent(StringUtils.abbreviate(req.getHeader("user-agent"), 255));
            final Object accessType = req.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE);
            if (Constants.SEARCH_LOG_ACCESS_TYPE_JSON.equals(accessType)) {
                searchLog.setAccessType(Constants.SEARCH_LOG_ACCESS_TYPE_JSON);