// DELETE /api/admin/suggest/all
    @Execute
    public JsonResponse<ApiResult> delete$all() {
        if (!suggestHelper.deleteAllWords()) {
            throwValidationErrorApi(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL));
        }
        return asJson(new ApiResult.ApiResponse().status(ApiResult.Status.OK).result());
    }

    // DELETE /api/admin/suggest/document
    @Execute

    }

    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteAllWords() {
        if (!suggestHelper.deleteAllWords()) {
            throwValidationError(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL),
                    () -> asHtml(path_AdminSuggest_AdminSuggestJsp).useForm(SuggestForm.class));
        }
        saveInfo(messages -> messages.addSuccessDeleteDocFromIndex(GLOBAL));

        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL));
        }
        return asJson(new ApiResponse().status(Status.OK).result());
    }

    // DELETE /api/admin/searchlist/query
    @Execute

        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationError(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL), this::asListHtml);
        }
        return asListHtml();
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse deleteall(final ListForm form) {

     * message: Failed to delete document.
     * </pre>
     * @param property The property name for the message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addErrorsFailedToDeleteDocInAdmin(String property) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(ERRORS_failed_to_delete_doc_in_admin));
        return this;
    }

    /**