return OptionalEntity.of(entity);
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(StopwordsService.class).getStopwordsItem(form.dictId, ((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

                logger.info("Generating Thumbnail: {}", url);
            }

            final CrawlerClientFactory crawlerClientFactory =
                    config.initializeClientFactory(() -> ComponentUtil.getComponent(CrawlerClientFactory.class));
            final CrawlerClient client = crawlerClientFactory.getClient(url);
            if (client == null) {

            } catch (final Exception e) {
                logger.warn("Failed to create system properties file.", e);
            }
        }

        final SuggestCreator creator = ComponentUtil.getComponent(SuggestCreator.class);
        final LocalDateTime startTime = LocalDateTime.now();
        int ret = creator.create();
        if (ret == 0) {
            ret = creator.purge(startTime);
        }

                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(RoleService.class).getRole(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(WebAuthenticationService.class).getWebAuthentication(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(DataConfigService.class).getDataConfig(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

    @PostConstruct
    public void init() {
        if (tikaConfig == null && crawlerContainer != null) {
            try {
                tikaConfig = crawlerContainer.getComponent("tikaConfig");
            } catch (final Exception e) {
                logger.debug("tikaConfig component is not found.", e);
            }
        }

        if (tikaConfig == null) {

                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(GroupService.class).getGroup(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {
                return ComponentUtil.getComponent(PathMappingService.class).getPathMapping(((EditForm) form).id);
            }
            break;
        default:
            break;
        }
        return OptionalEntity.empty();
    }

        final List<String> cmdList = new ArrayList<>();
        final String cpSeparator = SystemUtils.IS_OS_WINDOWS ? ";" : ":";
        final ServletContext servletContext = ComponentUtil.getComponent(ServletContext.class);
        final ProcessHelper processHelper = ComponentUtil.getProcessHelper();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        cmdList.add(fessConfig.getJavaCommandPath());