protected OptionalEntity<FileConfig> getFileConfig(final CreateForm form) {
   final String username = systemHelper.getUsername();
   final long currentTime = systemHelper.getCurrentTimeAsLong();
   return getEntity(form, username, currentTime)
       .map(
           entity -> {
             entity.setUpdatedBy(username);
             entity.setUpdatedTime(currentTime);
             copyBeanToBean(
                 form,
                 entity,
                 op ->
                     op.exclude(
                         Stream.concat(
                                 Stream.of(Constants.COMMON_CONVERSION_RULE),
                                 Stream.of(Constants.PERMISSIONS))
                             .toArray(n -> new String[n])));
             final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
             entity.setPermissions(
                 split(form.permissions, "\n")
                     .get(
                         stream ->
                             stream
                                 .map(s -> permissionHelper.encode(s))
                                 .filter(StringUtil::isNotBlank)
                                 .distinct()
                                 .toArray(n -> new String[n])));
             return entity;
           });
 }
 // -----------------------------------------------------
 //                                               Details
 //                                               -------
 @Execute
 public HtmlResponse details(final int crudMode, final String id) {
   verifyCrudMode(crudMode, CrudMode.DETAILS);
   saveToken();
   return asHtml(path_AdminFileconfig_AdminFileconfigDetailsJsp)
       .useForm(
           EditForm.class,
           op ->
               op.setup(
                   form -> {
                     fileConfigService
                         .getFileConfig(id)
                         .ifPresent(
                             entity -> {
                               copyBeanToBean(
                                   entity,
                                   form,
                                   copyOp -> {
                                     copyOp.excludeNull();
                                     copyOp.exclude(Constants.PERMISSIONS);
                                   });
                               final PermissionHelper permissionHelper =
                                   ComponentUtil.getPermissionHelper();
                               form.permissions =
                                   stream(entity.getPermissions())
                                       .get(
                                           stream ->
                                               stream
                                                   .map(s -> permissionHelper.decode(s))
                                                   .filter(StringUtil::isNotBlank)
                                                   .distinct()
                                                   .collect(Collectors.joining("\n")));
                               form.crudMode = crudMode;
                             })
                         .orElse(
                             () ->
                                 throwValidationError(
                                     messages ->
                                         messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id),
                                     () -> asListHtml()));
                   }))
       .renderWith(data -> registerRolesAndLabels(data));
 }