RenderDataUtil.register(data, "path", file.getPath());
            }).orElse(() -> {
                throwValidationError(messages -> messages.addErrorsFailedToDownloadMappingFile(GLOBAL), this::asDictIndexHtml);
            });
        });
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public ActionResponse download(final DownloadForm form) {

     * message: Failed to download the Mapping file.
     * </pre>
     * @param property The property name for the message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addErrorsFailedToDownloadMappingFile(String property) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(ERRORS_failed_to_download_mapping_file));
        return this;
    }

    /**