Spring Cloud Alibaba 2.1.0.RELEASE 整合 Nocas Feign Webflux Gatewa...

package com.cloud.alibaba.sentinel.controller; import com.alibaba.cloud.nacos.ribbon.NacosServer; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.cloud.client.loadbalancer.LoadBalancerClient; import org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.client.RestTemplate; import java.util.Map; @RestController public class TestController { @Autowired private RestTemplate restTemplate; @Autowired private LoadBalancerClient loadBalancerClient; @GetMapping("/test") public String test() { /*ServiceInstance serviceInstance = loadBalancerClient.choose("nacos-discovery-provider"); URI uri = serviceInstance.getUri(); String forObject = restTemplate.getForObject(uri + "/hello?name=123", String.class);*/ //通过服务名直接访问，需要RestTemplate支持@LoadBalanced //String forObject = restTemplate.getForObject("http://nacos-discovery-provider/hello?name=123", String.class); //获取元信息---》此方式需去掉RestTemplate上的@LoadBalanced注解 RibbonLoadBalancerClient.RibbonServer ribbonServer = (RibbonLoadBalancerClient.RibbonServer) loadBalancerClient.choose("nacos-discovery-provider"); NacosServer nacosServer = (NacosServer) ribbonServer.getServer(); Map<String, String> metadata = nacosServer.getMetadata(); System.out.println("------>" + metadata); String forObject = restTemplate.getForObject(ribbonServer.getUri() + "/hello?name=123", String.class); return forObject; } }