request.setAttribute(formKey, formBuf.toString());
        }
    }

    protected HtmlResponse redirectToLogin() {
        return systemHelper.getRedirectResponseToLogin(redirect(SsoAction.class));
    }

    protected HtmlResponse redirectToRoot() {
        return systemHelper.getRedirectResponseToRoot(newHtmlResponseAsRedirect("/"));
    }

        verifyToken(() -> asHtml(path_AdminGeneral_AdminGeneralJsp));

        updateConfig(fessConfig, form);
        saveInfo(messages -> messages.addSuccessUpdateCrawlerParams(GLOBAL));
        return redirect(getClass());
    }

    public static void updateConfig(final FessConfig fessConfig, final EditForm form) {
        fessConfig.setLoginRequired(isCheckboxEnabled(form.loginRequired));

            saveInfo(messages -> messages.addSuccessStartCrawlProcess(GLOBAL));
        } else {
            saveError(messages -> messages.addErrorsFailedToStartCrawlProcess(GLOBAL));
        }
        return redirect(AdminWizardAction.class);
    }

    //                                                                           =========

    protected HtmlResponse asDictIndexHtml() {
        return redirect(AdminDictAction.class);
    }

    private HtmlResponse asListHtml(final String dictId) {
        return asHtml(path_AdminDictStopwords_AdminDictStopwordsJsp).renderWith(data -> {

        }
        saveInfo(messages -> messages.addSuccessDeleteDocFromIndex(GLOBAL));
        verifyToken(() -> asHtml(path_AdminSuggest_AdminSuggestJsp).useForm(SuggestForm.class));
        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteDocumentWords() {
        if (!suggestHelper.deleteDocumentWords()) {

    String INDEXER_DATA_MAX_DELETE_CACHE_SIZE = "indexer.data.max.delete.cache.size";

    /** The key of the configuration. e.g. 10 */
    String INDEXER_DATA_MAX_REDIRECT_COUNT = "indexer.data.max.redirect.count";

    /** The key of the configuration. e.g. content,important_content,title */
    String INDEXER_LANGUAGE_FIELDS = "indexer.language.fields";

    /** The key of the configuration. e.g. 1000 */

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.EDIT);

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.EDIT);

        defaultSettings.put("onelogin.saml2.idp.single_sign_on_service.binding", "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect");
        defaultSettings.put("onelogin.saml2.idp.single_logout_service.response.url", "");
        defaultSettings.put("onelogin.saml2.idp.single_logout_service.binding", "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect");
        defaultSettings.put("onelogin.saml2.security.nameid_encrypted", "false");

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.EDIT);