测试接口调试

pom.xml

@@ -74,6 +74,12 @@
         <dependency>
             <groupId>org.springframework.cloud</groupId>
             <artifactId>spring-cloud-starter-loadbalancer</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.springframework.cloud</groupId>
+                    <artifactId>spring-cloud-commons</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
 
         <!-- Actuator 监控 -->

src/main/java/com/sczx/gateway/config/LoadBalancerConfig.java

@@ -0,0 +1,7 @@
+package com.sczx.gateway.config;
+
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class LoadBalancerConfig {
+}

src/main/java/com/sczx/gateway/controller/TestController.java

@@ -3,6 +3,7 @@ package com.sczx.gateway.controller;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.cloud.client.ServiceInstance;
 import org.springframework.cloud.client.discovery.DiscoveryClient;
+import org.springframework.cloud.client.loadbalancer.LoadBalancerClient;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -13,12 +14,22 @@ public class TestController {
     @Autowired
     private DiscoveryClient discoveryClient;
 
+
+    @Autowired
+    private LoadBalancerClient loadBalancerClient;
+
     @GetMapping("/test")
     public String test() {
         List<ServiceInstance> instances = discoveryClient.getInstances("sczx_user");
         if (instances == null || instances.isEmpty()) {
             return "No instances found!";
         }
-        return "Found instance: " + instances.get(0).getUri();
+
+        ServiceInstance instance = loadBalancerClient.choose("sczx_user");
+        if (instance == null) {
+            return "No instance chosen!";
+        }
+
+        return "Chosen instance: " + instance.getUri();
     }
 }