}
        return false;
    }

    protected OptionalThing<String[]> getQueryLanguages() {
        return LaRequestUtil.getOptionalRequest().map(request -> ComponentUtil.getFessConfig().getQueryLanguages(request.getLocales(),
                (String[]) request.getAttribute(Constants.REQUEST_LANGUAGES)));
    }

    protected BoolQueryBuilder buildDefaultQueryBuilder(final FessConfig fessConfig, final QueryContext context,

            labelList =
                    labelTypeItemList.stream().filter(item -> matchLocale(requestLocale, item.getLocale())).collect(Collectors.toList());
        } else {
            labelList = labelTypeItemList.stream()
                    .filter(item -> matchLocale(requestLocale, item.getLocale()) && virtualHostKey.equals(item.getVirtualHost()))
                    .collect(Collectors.toList());
        }

                RenderDataUtil.register(data, "displayQuery", getDisplayQuery(form, labelTypeHelper
                        .getLabelTypeItemList(SearchRequestType.SEARCH, request.getLocale() == null ? Locale.ROOT : request.getLocale())));
                createPagingQuery(form);
                final String[] relatedContents = relatedContentHelper.getRelatedContents(form.getQuery());

    public abstract int getPageSize();

    public abstract int getOffset();

    public abstract String[] getExtraQueries();

    public abstract Object getAttribute(String name);

    public abstract Locale getLocale();

    public abstract SearchRequestType getType();

    public abstract String getSimilarDocHash();

    public String getTrackTotalHits() {
        return null;
    }

    public Float getMinScore() {

        }
        if (ComponentUtil.getFessConfig().isBrowserLocaleForSearchUsed()) {
            final Set<String> langSet = new HashSet<>();
            final Enumeration<Locale> locales = request.getLocales();
            if (locales != null) {
                while (locales.hasMoreElements()) {
                    final Locale locale = locales.nextElement();

    /**
     * @throws Exception
     */
    public void testGetLocale() throws Exception {
        assertEquals("1", LocaleUtil.getDefault(), LocaleUtil.getLocale(null));
        assertEquals("2", Locale.JAPANESE, LocaleUtil.getLocale("ja"));
        assertEquals("3", Locale.JAPAN, LocaleUtil.getLocale("ja_JP"));
    }

        final List<Map<String, String>> labelTypeItems = labelTypeHelper.getLabelTypeItemList(SearchRequestType.SEARCH,
                request.getLocale() == null ? Locale.ROOT : request.getLocale());
        runtime.registerData("labelTypeItems", labelTypeItems);
        runtime.registerData("displayLabelTypeItems", labelTypeItems != null && !labelTypeItems.isEmpty());

    @Override
    public Object getAttribute(final String name) {
        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).orElse(null);
    }

    @Override
    public Locale getLocale() {
        return ComponentUtil.getRequestManager().getUserLocale();
    }

    @Override
    public SearchRequestType getType() {
        return SearchRequestType.ADMIN_SEARCH;
    }

    @Override

    }

    public Long getVersionNo() {
        return asDocMeta().version();
    }

    public void setVersionNo(final Long version) {
        asDocMeta().version(version);
    }

    public Locale getLocale() {
        if (locale == null) {
            if (getValue() == null) {
                return Locale.ROOT;
            }
            locale = ComponentUtil.getFessConfig().getQueryLocaleFromName(getValue());
        }

        }

        @Override
        public Object getAttribute(final String name) {
            return parent.getAttribute(name);
        }

        @Override
        public Locale getLocale() {
            return parent.getLocale();
        }

        @Override
        public SearchRequestType getType() {
            return parent.getType();
        }

        @Override