validate(form, messages -> {}, this::asDictIndexHtml);
        pageNumber.ifPresent(num -> {
            synonymPager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            synonymPager.setCurrentPageNumber(0);
        });
        return asHtml(path_AdminDictSynonym_AdminDictSynonymJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        pageNumber.ifPresent(num -> {
            accessTokenPager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            accessTokenPager.setCurrentPageNumber(0);
        });
        return asHtml(path_AdminAccesstoken_AdminAccesstokenJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    public static String getMessage(final String key, final String defaultValue) {
        final Locale locale = LaRequestUtil.getOptionalRequest().map(HttpServletRequest::getLocale).orElse(Locale.ROOT);
        return ComponentUtil.getMessageManager().findMessage(locale, key).orElse(defaultValue);
    }

    public static boolean hasActionRole(final String role) {
        final String[] roles;
        if (role.endsWith(FessAdminAction.VIEW)) {

            return (List<ProtwordsItem>) protwordsList;
        }).orElse(Collections.emptyList());
    }

    public OptionalEntity<ProtwordsFile> getProtwordsFile(final String dictId) {
        return dictionaryManager.getDictionaryFile(dictId).filter(ProtwordsFile.class::isInstance)
                .map(file -> OptionalEntity.of((ProtwordsFile) file)).orElse(OptionalEntity.empty());
    }

            return (List<StopwordsItem>) stopwordsList;
        }).orElse(Collections.emptyList());
    }

    public OptionalEntity<StopwordsFile> getStopwordsFile(final String dictId) {
        return dictionaryManager.getDictionaryFile(dictId).filter(StopwordsFile.class::isInstance)
                .map(file -> OptionalEntity.of((StopwordsFile) file)).orElse(OptionalEntity.empty());
    }

    assertThat(graph.edgeValue(1, 2).orElse(DEFAULT)).isEqualTo(DEFAULT);
    assertThat(graph.edgeValue(2, 1).orElse(DEFAULT)).isEqualTo(DEFAULT);
    assertThat(graph.edgeValueOrDefault(1, 2, null)).isNull();
    assertThat(graph.edgeValueOrDefault(2, 1, null)).isNull();
    assertThat(graph.edgeValue(1, 2).orElse(null)).isNull();
    assertThat(graph.edgeValue(2, 1).orElse(null)).isNull();

        final OptionalThing<FessUserBean> userBean = getUserBean();
        activityHelper.logout(userBean);
        final String redirectUrl = userBean.map(user -> ComponentUtil.getSsoManager().logout(user)).orElse(null);
        fessLoginAssist.logout();
        userInfoHelper.deleteUserCodeFromCookie(request);
        if (StringUtil.isNotBlank(redirectUrl)) {
            return HtmlResponse.fromRedirectPathAsIs(redirectUrl);
        }

    public static String encodeUrl(final String url) {
        final String enc = LaRequestUtil.getOptionalRequest().filter(req -> req.getCharacterEncoding() != null)
                .map(HttpServletRequest::getCharacterEncoding).orElse(Constants.UTF_8);
        final StringBuilder buf = new StringBuilder(url.length() + 100);
        for (final char c : url.toCharArray()) {
            if (CharUtil.isUrlChar(c)) {
                buf.append(c);

                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToDeleteCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
        }).orElse(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
        });
        return asJson(new ApiResponse().status(Status.OK).result());
    }

                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToDeleteCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
        }).orElse(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
        });
        return asJson(new ApiResponse().status(Status.OK).result());
    }