//                                                                      ==============
    @Execute
    public ActionResponse index(final GoForm form) throws IOException {
        validate(form, messages -> {}, () -> asHtml(virtualHost(path_Error_ErrorJsp)));
        if (isLoginRequired()) {
            return redirectToLogin();
        }

        Map<String, Object> doc = null;
        try {

import org.lastaflute.web.response.HtmlResponse;

public abstract class FessLoginAction extends FessSearchAction {
    protected HtmlResponse getHtmlResponse() {
        return getUserBean().map(this::redirectByUser).orElse(asHtml(virtualHost(path_Login_IndexJsp)));
    }

    protected HtmlResponse redirectByUser(final FessUserBean user) {
        if (user.hasRoles(fessConfig.getAuthenticationAdminRolesAsArray())) {

            }, validationErrorLambda);
            return null;
        });
    }

    protected HtmlResponse asIndexHtml() {
        return getUserBean().map(u -> asHtml(virtualHost(path_Profile_IndexJsp)).useForm(ProfileForm.class))
                .orElseGet(() -> redirect(LoginAction.class));
    }

    //                                                                      ==============
    @Execute
    public ActionResponse index(final ThumbnailForm form) {
        validate(form, messages -> {}, () -> asHtml(virtualHost(path_Error_ErrorJsp)));
        if (isLoginRequired()) {
            return redirectToLogin();
        }

        final Map<String, Object> doc =

    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asHtml(path_AdminDict_AdminDictJsp).renderWith(data -> {
            final DictionaryFile<? extends DictionaryItem>[] dictFiles = dictionaryManager.getDictionaryFiles();
            RenderDataUtil.register(data, "dictFiles", dictFiles);

    //                                                                      ==============
    @Execute
    public ActionResponse index(final CacheForm form) {
        validate(form, messages -> {}, () -> asHtml(virtualHost(path_Error_ErrorJsp)));
        if (isLoginRequired()) {
            return redirectToLogin();
        }

        Map<String, Object> doc = null;
        try {

        }
        return null;
    }

    private HtmlResponse asListHtml(final Runnable runnable) {
        if (runnable != null) {
            runnable.run();
        }
        return asHtml(path_AdminEsreq_AdminEsreqJsp).useForm(UploadForm.class);
    }

    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asHtml(path_AdminSysteminfo_AdminSysteminfoJsp).renderWith(data -> {
            registerEnvItems(data);
            registerPropItems(data);
            registerFessPropItems(data);
            registerBugReportItems(data);

        }
        return new String(Base64.getUrlDecoder().decode(id.getBytes(Constants.UTF_8_CHARSET)), Constants.UTF_8_CHARSET);
    }

    private HtmlResponse asListHtml(final String path) {
        return asHtml(path_AdminStorage_AdminStorageJsp).useForm(ItemForm.class).renderWith(data -> {
            RenderDataUtil.register(data, "endpoint", fessConfig.getStorageEndpoint());

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        saveToken();
        return asIndexHtml();
    }

    private HtmlResponse asIndexHtml() {
        return asHtml(path_AdminMaintenance_AdminMaintenanceJsp).useForm(ActionForm.class, op -> op.setup(f -> {
            f.replaceAliases = Constants.ON;
            f.resetDictionaries = null;
        }));
    }

    @Execute