setupEpg(_epgMap, et -> ((SearchLog) et).getQueryTime(), (et, vl) -> ((SearchLog) et).setQueryTime(DfTypeUtil.toLong(vl)),
                "queryTime");
        setupEpg(_epgMap, et -> ((SearchLog) et).getReferer(), (et, vl) -> ((SearchLog) et).setReferer(DfTypeUtil.toString(vl)), "referer");
        setupEpg(_epgMap, et -> ((SearchLog) et).getRequestedAt(),

        registerModifiedProperty("queryTime");
        this.queryTime = value;
    }

    public String getReferer() {
        checkSpecifiedProperty("referer");
        return convertEmptyToNull(referer);
    }

    public void setReferer(String value) {
        registerModifiedProperty("referer");
        this.referer = value;
    }

    public LocalDateTime getRequestedAt() {

            result.setQueryPageSize(DfTypeUtil.toInteger(source.get("queryPageSize")));
            result.setQueryTime(DfTypeUtil.toLong(source.get("queryTime")));
            result.setReferer(DfTypeUtil.toString(source.get("referer")));
            result.setRequestedAt(toLocalDateTime(source.get("requestedAt")));
            result.setResponseTime(DfTypeUtil.toLong(source.get("responseTime")));

        });

        LaRequestUtil.getOptionalRequest().ifPresent(req -> {
            searchLog.setClientIp(StringUtils.abbreviate(ComponentUtil.getViewHelper().getClientIp(req), 100));
            searchLog.setReferer(StringUtils.abbreviate(req.getHeader("referer"), 1000));
            searchLog.setUserAgent(StringUtils.abbreviate(req.getHeader("user-agent"), 255));

                    appendJson("query-page-size", entity.getQueryPageSize(), buf).append(',');
                    appendJson("query-offset", entity.getQueryOffset(), buf).append(',');
                    appendJson("referer", entity.getReferer(), buf).append(',');
                    appendJson("languages", entity.getLanguages(), buf).append(',');
                    appendJson("roles", entity.getRoles(), buf).append(',');

            params.put("Page Size", toNumberString(e.getQueryPageSize()));
            params.put("Client IP", e.getClientIp());
            params.put("Referer", e.getReferer());
            params.put("Languages", e.getLanguages());
            params.put("Virtual Host", e.getVirtualHost());
            params.put("Roles", e.getRoles() != null ? String.join(" ", e.getRoles()) : StringUtil.EMPTY);