- demo 项目，增加 RPC 接口

demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/DemoApplication.java

@@ -2,13 +2,25 @@ package cn.iocoder.mall.demo.application;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.context.config.ConfigFileApplicationListener;
 import org.springframework.scheduling.annotation.EnableAsync;
 
 @SpringBootApplication(scanBasePackages = {"cn.iocoder.mall.demo"})
 @EnableAsync(proxyTargetClass = true)
+//@PropertySource("classpath*:/application-dubbo.yaml")
 public class DemoApplication {
 
+    /**
+     * 设置需要读取的配置文件的名字。
+     * 基于 {@link org.springframework.boot.context.config.ConfigFileApplicationListener#CONFIG_NAME_PROPERTY} 实现。
+     */
+    private static final String CONFIG_NAME_VALUE = "application,rpc,business";
+
     public static void main(String[] args) {
+        // 设置环境变量
+        System.setProperty(ConfigFileApplicationListener.CONFIG_NAME_PROPERTY, CONFIG_NAME_VALUE);
+
+        // 启动 Spring Boot 应用
         SpringApplication.run(DemoApplication.class, args);
     }
 

demo/demo-application/src/main/java/cn/iocoder/mall/demo/application/controller/DemoProductController.java

@@ -5,6 +5,8 @@ import cn.iocoder.mall.demo.application.convert.DemoProductConvert;
 import cn.iocoder.mall.demo.application.vo.DemoProductVO;
 import cn.iocoder.mall.demo.business.api.DemoProductService;
 import cn.iocoder.mall.demo.business.bo.product.DemoProductBO;
+import cn.iocoder.mall.demo.rpc.api.DemoProductRpcService;
+import org.apache.dubbo.config.annotation.Reference;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -18,10 +20,20 @@ public class DemoProductController {
     @Autowired
     private DemoProductService productService;
 
+    @Reference(validation = "true", version = "${dubbo.consumer.DemoProductRpcService.version}")
+    private DemoProductRpcService productRpcService;
+
     @GetMapping("/get")
     public CommonResult<DemoProductVO> get(@RequestParam("id") Integer id) {
         DemoProductBO product = productService.get(id);
         return CommonResult.success(DemoProductConvert.INSTANCE.convert(product));
     }
 
+    // TODO 芋艿，这里只是做一个 demo 。实际一般不会这么玩，更多是内嵌的，像 {@link #get(Integer id)} 的情况。
+    @GetMapping("/get2")
+    public CommonResult<DemoProductVO> get2(@RequestParam("id") Integer id) {
+        cn.iocoder.mall.demo.rpc.vo.DemoProductVO product = productRpcService.get(id);
+        return null;
+    }
+
 }

demo/demo-application/src/main/resources/application-local.yaml

@@ -0,0 +1,13 @@
+dubbo:
+  application:
+    name: demo-service
+  registry:
+    address: zookeeper://127.0.0.1:2181
+  protocol:
+    port: -1
+    name: dubbo
+  scan:
+    base-packages: cn.iocoder.mall.demo.rpc.service
+  consumer:
+    DemoProductRpcService:
+      version: 1.0.0

demo/demo-application/src/main/resources/application.yaml

@@ -1,3 +1,10 @@
+# spring
+spring:
+  application:
+    name: demo-application
+  profiles:
+    active: local
+
 # server
 server:
   port: 8080