feat(openFeign): 配置请求和响应压缩,加入错误回调内容

service/cloud-demo1/src/main/java/cn/bunny/config/CloudConfiguration.java

@@ -1,5 +1,6 @@
 package cn.bunny.config;
 
+import feign.Logger;
 import org.springframework.cloud.client.loadbalancer.LoadBalanced;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -13,4 +14,12 @@ public class CloudConfiguration {
     public RestTemplate restTemplate() {
         return new RestTemplate();
     }
+
+    /**
+     * 设置openFeign 日志级别
+     */
+    @Bean
+    public Logger.Level feignLoggerLevel() {
+        return Logger.Level.FULL;
+    }
 }

service/cloud-demo1/src/main/java/cn/bunny/controller/CloudController.java

@@ -1,6 +1,7 @@
 package cn.bunny.controller;
 
 import cn.bunny.feign.CloudFeignClient;
+import cn.bunny.feign.CloudFeignClient1;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -16,12 +17,21 @@ public class CloudController {
     @Autowired
     private CloudFeignClient cloudFeignClient;
 
+    @Autowired
+    private CloudFeignClient1 cloudFeignClient1;
+
     @Operation(summary = "本体接口调用", description = "feignCloud2")
     @GetMapping("feignCloud1")
     public String getFeignCloud1(Long id) {
         return "feignCloud1：" + id;
     }
 
+    @Operation(summary = "调用cloud2中的接口")
+    @GetMapping("feignAccept1")
+    public String feignAccept1() {
+        return cloudFeignClient1.feignAccept1();
+    }
+
     @Operation(summary = "调用服务2中接口", description = "feignByCloud2")
     @GetMapping("feignByCloud2")
     public String feignByCloud2(Long id) {

service/cloud-demo1/src/main/java/cn/bunny/feign/CloudFeignClient1.java

@@ -0,0 +1,10 @@
+package cn.bunny.feign;
+
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@FeignClient(value = "service-cloud2", path = "/api")
+public interface CloudFeignClient1 {
+    @GetMapping("feignAccept1")
+    String feignAccept1();
+}

service/cloud-demo1/src/main/java/cn/bunny/feign/fallback/CloudFeignClientFallBack.java

@@ -0,0 +1,13 @@
+package cn.bunny.feign.fallback;
+
+import cn.bunny.feign.CloudFeignClient1;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class CloudFeignClientFallBack implements CloudFeignClient1 {
+
+    @Override
+    public String feignAccept1() {
+        return "出错了的回调";
+    }
+}

service/cloud-demo1/src/main/resources/application.yml

@@ -6,3 +6,23 @@ spring:
     name: service-cloud1
   profiles:
     active: dev
+  cloud:
+    openfeign:
+      client:
+        config:
+          service-cloud1: # 针对自己的这个配置
+            logger-level: full
+            connect-timeout: 3000
+            read-timeout: 5000
+          default: # 针对默认配置
+            logger-level: full
+            connect-timeout: 3000
+            read-timeout: 5000
+      compression:
+        # 压缩请求
+        request:
+          enabled: true
+          min-request-size: 4096 # 压缩最小值 为4096 = 4KB
+        # 压缩响应请求
+        response:
+          enabled: true

service/cloud-demo2/src/main/java/cn/bunny/controller/CloudController.java

@@ -22,6 +22,12 @@ public class CloudController {
         return "feign：" + id;
     }
 
+    @Operation(summary = "接受其他接口调用1", description = "接受其他接口调用1")
+    @GetMapping("feignAccept1")
+    public String feignAccept1() {
+        return "feignAccept1---成功";
+    }
+
     @Operation(summary = "调用服务1中接口", description = "feignByCloud1")
     @GetMapping("feignByCloud1")
     public String feignByCloud1(Long id) {

service/cloud-demo2/src/main/java/cn/bunny/feign/CloudFeignClient.java

@@ -2,10 +2,12 @@ package cn.bunny.feign;
 
 import org.springframework.cloud.openfeign.FeignClient;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 
-@FeignClient(value = "service-cloud1")
+// 如果公共路径相同需要加上 path = "/api"
+@FeignClient(value = "service-cloud1", path = "/api")
 public interface CloudFeignClient {
 
     @GetMapping("feignCloud1")
-    String getFeignCloud1(Long id);
+    String getFeignCloud1(@RequestParam Long id);
 }