setupEpg(_epgMap, et -> ((SearchLog) et).getUserSessionId(), (et, vl) -> ((SearchLog) et).setUserSessionId(DfTypeUtil.toString(vl)),
                "userSessionId");
        setupEpg(_epgMap, et -> ((SearchLog) et).getVirtualHost(), (et, vl) -> ((SearchLog) et).setVirtualHost(DfTypeUtil.toString(vl)),
                "virtualHost");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {

     * @return the virtual host key, or empty string if blank or null
     */
    protected String getHostKey(final RelatedQuery entity) {
        final String key = entity.getVirtualHost();
        return StringUtil.isBlank(key) ? StringUtil.EMPTY : key;
    }

    /**
     * Retrieves related queries for a given search term.

                    if (logger.isDebugEnabled()) {
                        logger.debug("Loaded KeyMatch Boost Query: {}", boolQuery);
                    }
                    String virtualHost = keyMatch.getVirtualHost();
                    if (StringUtil.isBlank(virtualHost)) {
                        virtualHost = StringUtil.EMPTY;
                    }

     * @return the virtual host key, or empty string if not specified
     */
    protected String getHostKey(final RelatedContent entity) {
        final String key = entity.getVirtualHost();
        return StringUtil.isBlank(key) ? StringUtil.EMPTY : key;
    }

    /**
     * Retrieves related content for a given search query.

                } else if (roleFieldNameSet.contains(name)) {
                    roles.add(searchFieldLog.getSecond());
                }
            }

            final String virtualHost = searchLog.getVirtualHost();
            if (virtualHost != null) {
                tags.add(virtualHost);
            }

            if (sb.length() > 0) {

        assertEquals("test query", searchLog.getSearchWord());
        assertEquals("test-query-id", searchLog.getQueryId());
        assertEquals("127.0.0.1", searchLog.getClientIp());
        assertNull(searchLog.getVirtualHost());
    }

    private static class TestableSearchLogHelper extends SearchLogHelper {
        private SearchLogContext testContext;

        @Override

            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);
            params.put("User Agent", e.getUserAgent());