validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;
        duplicateHostService.getDuplicateHost(id).ifPresent(entity -> {
            copyBeanToBean(entity, form, op -> {});
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        saveToken();

        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;
        keyMatchService.getKeyMatch(id).ifPresent(entity -> {
            copyBeanToBean(entity, form, op -> {});
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        saveToken();

    /**
     * Show the index page.
     * @return The HTML response.
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Show the list page.
     * @param pageNumber The page number.
     * @param form The search form.
     * @return The HTML response.
     */
    @Execute

        return asListHtml();
    }

    /**
     * Performs a search operation with the provided form data.
     *
     * @param form the list form containing search criteria
     * @return HTML response with search results
     */
    protected HtmlResponse doSearch(final ListForm form) {
        validate(form, messages -> {}, this::asListHtml);

        if (StringUtil.isBlank(form.q)) {

     */
    @Execute
    @Secured({ ROLE })
    public ActionResponse upload(final UploadForm form) {
        validate(form, messages -> {}, () -> asListHtml(null));
        verifyTokenKeep(() -> asListHtml(this::saveToken));

        String header = null;
        final StringBuilder buf = new StringBuilder(1000);

        if (file == null) {
            throwValidationError(messages -> messages.addErrorsTargetFileDoesNotExist(GLOBAL, form.fileName), this::asListHtml);
            return null;
        }
        validate(form, messages -> {}, this::asListHtml);
        verifyTokenKeep(this::asListHtml);
        return asStream(file.getName()).contentTypeOctetStream().stream(out -> {
            try (FileInputStream fis = new FileInputStream(file)) {

                throwValidationError(messages -> messages.addErrorsFailedToPrintThreadDump(GLOBAL), this::asListHtml);
            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        return redirect(getClass());
    }

    // -----------------------------------------------------

        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;
        userService.getUser(id).ifPresent(entity -> {
            copyBeanToBean(entity, form, op -> {});
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        resetPassword(form);
        saveToken();

        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;
        webAuthenticationService.getWebAuthentication(id).ifPresent(entity -> {
            copyBeanToBean(entity, form, op -> {});
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        saveToken();

        validate(form, messages -> {}, this::asListHtml);
        final String id = form.id;
        pathMappingService.getPathMapping(id).ifPresent(entity -> {
            copyBeanToBean(entity, form, op -> {});
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        saveToken();