✨ 远程调用-Feign拦截器

cloud-demo/services/service-order/src/main/java/cn/bunny/service/interceptor/XTokenRequestInterceptor.java

@@ -0,0 +1,17 @@
+package cn.bunny.service.interceptor;
+
+import feign.RequestInterceptor;
+import feign.RequestTemplate;
+import org.springframework.stereotype.Component;
+
+import java.util.UUID;
+
+@Component
+public class XTokenRequestInterceptor implements RequestInterceptor {
+
+    @Override
+    public void apply(RequestTemplate requestTemplate) {
+        requestTemplate.header("X-Token", UUID.randomUUID().toString());
+    }
+
+}

cloud-demo/services/service-order/src/main/resources/application-feign.yaml

@@ -13,4 +13,6 @@ spring:
           service-product:
             logger-level: full
             connect-timeout: 3000
-            read-timeout: 5000 # 最多等待对方 5s
+            read-timeout: 5000 # 最多等待对方 5s
+            request-interceptors:
+              - cn.bunny.service.interceptor.XTokenRequestInterceptor

cloud-demo/services/service-product/src/main/java/cn/bunny/service/controller/ProductController.java

@@ -3,14 +3,13 @@ package cn.bunny.service.controller;
 import cn.bunny.model.product.bean.Product;
 import cn.bunny.service.service.ProductService;
 import io.swagger.v3.oas.annotations.Operation;
+import jakarta.servlet.http.HttpServletRequest;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
-import java.util.concurrent.TimeUnit;
-
 @RestController
 @RequestMapping("/api/product")
 @RequiredArgsConstructor
@@ -20,12 +19,14 @@ public class ProductController {
 
     @Operation(summary = "根据id查询商品")
     @GetMapping("{id}")
-    public Product getProduct(@PathVariable("id") Long productId) {
-        try {
-            TimeUnit.SECONDS.sleep(6);
-        } catch (InterruptedException e) {
-            throw new RuntimeException(e);
-        }
+    public Product getProduct(@PathVariable("id") Long productId, HttpServletRequest request) {
+        // try {
+        //     TimeUnit.SECONDS.sleep(6);
+        // } catch (InterruptedException e) {
+        //     throw new RuntimeException(e);
+        // }
+
+        System.out.println("request-X-Token: " + request.getHeader("X-Token"));
         return productService.getProductById(productId);
     }
 }