我有一个通用的功能接口(interface):@FunctionalInterfacepublicinterfaceFeeder{voidfeed(Tt);}还有几个为不同的Animal子类实现该接口(interface)的bean。@ConfigurationpublicclassConfig{@BeanpublicFeederdogFeeder(){returndog->dogService.feedDog(dog);}@BeanpublicFeedercatFeeder(){returncat->catService.feedCat(cat);}}现在，服务类已经被注入(inje