public void test_matchLocale() {
        assertFalse(labelTypeHelper.matchLocale(Locale.ENGLISH, Locale.JAPANESE));
        assertFalse(labelTypeHelper.matchLocale(Locale.SIMPLIFIED_CHINESE, Locale.TRADITIONAL_CHINESE));

        assertTrue(labelTypeHelper.matchLocale(null, Locale.ROOT));
        assertTrue(labelTypeHelper.matchLocale(Locale.ENGLISH, Locale.ROOT));
        assertTrue(labelTypeHelper.matchLocale(Locale.ROOT, Locale.ROOT));

    protected String name;

    public String getName() {
        if (name == null) {
            name = StringUtil.decamelize(this.getClass().getSimpleName().replace("Searcher", StringUtil.EMPTY)).toLowerCase(Locale.ENGLISH);
        }
        return name;
    }

    protected abstract SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean);

        final Map<String, String> valueMap = new LinkedHashMap<>();
        valueMap.put("action", action.replace('\t', '_').toUpperCase(Locale.ENGLISH));
        valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        final Comparator<Map.Entry<String, String>> c = Comparator.comparing(Map.Entry::getKey);

        Locale locale = ComponentUtil.getRequestManager().getUserLocale();
        if (locale == null) {
            locale = Locale.ENGLISH;
        }
        runtime.registerData("langItems", systemHelper.getLanguageItems(locale));
        final String username = systemHelper.getUsername();
        runtime.registerData("username", username);

            return null;
        }

        final String localeName = value.trim().toLowerCase(Locale.ENGLISH).replace("-", "_");

        for (final String supportedLang : supportedLanguages) {
            if (localeName.startsWith(supportedLang.toLowerCase(Locale.ENGLISH))) {
                return supportedLang;
            }
        }
        return null;
    }

        final FessMessages messages = new FessMessages();
        validationMessagesLambda.message(messages);
        return messageManager.toMessageList(request.getLocale() == null ? Locale.ENGLISH : request.getLocale(), messages).stream()
                .collect(Collectors.joining(" "));
    }

    protected boolean isAccessAllowed() {
        return false;
    }

                    }
                }
            }

            for (final String s : fessConfig.getSearchlogRequestHeadersAsArray()) {
                final String key = s.replace('-', '_').toLowerCase(Locale.ENGLISH);
                Collections.list(req.getHeaders(s)).stream().forEach(v -> {
                    searchLog.addRequestHeaderValue(key, v);
                });
            }
        });

                return StringUtil.EMPTY;
            }
        });
        getMockRequest().setLocale(Locale.ENGLISH);
        assertNull(systemHelper.getForumLink());
    }

    public void test_getHelpLink() {
        getMockRequest().setLocale(Locale.ENGLISH);
        assertEquals("https://fess.codelibs.org/98.76/admin/xxx-guide.html", systemHelper.getHelpLink("xxx"));

                        logger.warn("@odata.type is null: {}", memberOf);
                        continue;
                    }
                    memberType = memberType.toLowerCase(Locale.ENGLISH);
                    final String id = (String) memberOf.get("id");
                    if (StringUtil.isNotBlank(id)) {
                        if (memberType.contains("group")) {

        final Handlebars handlebars = new Handlebars(loader);

        Locale locale = ComponentUtil.getRequestManager().getUserLocale();
        if (locale == null) {
            locale = Locale.ENGLISH;
        }
        String url = DocumentUtil.getValue(doc, fessConfig.getIndexFieldUrl(), String.class);
        if (url == null) {