SpringCloud Feign使用

<!--服务调用-->
<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-openfeign</artifactId>
</dependency>

@EnableFeignClients
创建一个VodClient接口
@FeignClient("service-vod")   // 提供者的nacos中注册的服务名
@Component
public interface VodClient {
    /**
     * videoId是指云端视频id，对应video数据库中的video_source_id
     * @param videoId
     * @return
     */
    @DeleteMapping(value = "/eduvod/video/removeAlyVideo/{videoId}")
    public R removeVideo(@PathVariable("videoId") String videoId);
}

controller
@RestController
@RequestMapping("/eduvod/video")
@Api(value = "用于视频上传的接口")
@CrossOrigin
public class VodController {
    @Autowired
    private VodService vodService;
    /**
     * 删除阿里云视频根据videoId
     */
    @DeleteMapping("removeAlyVideo/{id}")
    public R removeAlyVideo(@PathVariable String id){
        vodService.removeVideo(id);
        return R.ok().message("视频删除成功喽");
    }
}