Spring-cloud Feign 的深入理解

读取注解信息：EnableFeignClients-->FeignClientsRegistrar-->FeignClientFactoryBean在FeignClientsRegistrar中：查看FeignClientFactoryBean：在FeignClientsConfiguration配置了Feign.Builder，prototype类型:Feign的Builder.build返回了一个ReflectiveFeign:在调用Feign.Builder的target的时候，调用了ReflectiveFeign.newInstance:生成Feign代理对象的基本流程图：当调用接口方