Caused by: java.lang.IllegalStateException: No fallback instance of type class com.atguigu.eduservic

feign結合Hystrix使用：

Caused by: java.lang.IllegalStateException: No fallback instance of type class com.atguigu.eduservice.client.VodFileDegradeFeignClient found for feign client service-vod

解決辦法：

熔斷器的實作類中需要添加

@Component