//插件监听事件中获取Menufacade，仅显示相关代码
MainApplicationContext context = ((ApplicationReadyEvent) event).getApplicationContext().getBean(MainApplicationContext.class);
SpringBeanFactory factory = context.getSpringBeanFactory();
MenuFacade menuFacade = factory.getBean(MenuFacade.class);
menuFacade.savePluginMenu("plugin-book","图书管理插件","books manager","index",0);