基础版本完成

user-service/pom.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.example</groupId>
+        <artifactId>SpringCloudStudy</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <groupId>org.example</groupId>
+    <artifactId>user-service</artifactId>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.example</groupId>
+            <artifactId>commons</artifactId>
+            <version>0.0.1-SNAPSHOT</version>
+        </dependency>
+    </dependencies>
+</project>

user-service/src/main/java/com/test/UserApplication.java

@@ -0,0 +1,18 @@
+package com.test;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * ClassName: UserApplication
+ * Package: com.test
+ *
+ * @author yovinchen
+ * @Create 2023/8/14 16:26
+ */
+@SpringBootApplication
+public class UserApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(UserApplication.class, args);
+    }
+}

user-service/src/main/java/com/test/controller/UserController.java

@@ -0,0 +1,29 @@
+package com.test.controller;
+
+import com.test.entity.User;
+import com.test.service.UserService;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+
+/**
+ * ClassName: UserController
+ * Package: com.test.controller
+ *
+ * @author yovinchen
+ * @Create 2023/8/14 17:08
+ */
+@RestController
+public class UserController {
+
+    @Resource
+    UserService service;
+
+    //这里以RESTFul风格为例
+    @RequestMapping("/user/{uid}")
+    public User findUserById(@PathVariable("uid") int uid) {
+        return service.getUserById(uid);
+    }
+}

user-service/src/main/java/com/test/mapper/UserMapper.java

@@ -0,0 +1,18 @@
+package com.test.mapper;
+
+import com.test.entity.User;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+/**
+ * ClassName: UserMapper
+ * Package: com.test.mapper
+ *
+ * @author yovinchen
+ * @Create 2023/8/14 17:04
+ */
+@Mapper
+public interface UserMapper {
+    @Select("select * from DB_USER where uid = #{uid}")
+    User getUserById(int uid);
+}

user-service/src/main/java/com/test/service/UserService.java

@@ -0,0 +1,14 @@
+package com.test.service;
+
+import com.test.entity.User;
+
+/**
+ * ClassName: UserService
+ * Package: com.test.service
+ *
+ * @author yovinchen
+ * @Create 2023/8/14 17:05
+ */
+public interface UserService {
+    User getUserById(int uid);
+}

user-service/src/main/java/com/test/service/impl/UserServiceImpl.java

@@ -0,0 +1,27 @@
+package com.test.service.impl;
+
+import com.test.entity.User;
+import com.test.mapper.UserMapper;
+import com.test.service.UserService;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+
+/**
+ * ClassName: UserServiceImpl
+ * Package: com.test.service.impl
+ *
+ * @author yovinchen
+ * @Create 2023/8/14 17:07
+ */
+@Service
+public class UserServiceImpl implements UserService {
+
+    @Resource
+    UserMapper mapper;
+
+    @Override
+    public User getUserById(int uid) {
+        return mapper.getUserById(uid);
+    }
+}

user-service/src/main/resources/application.yml

@@ -0,0 +1,8 @@
+server:
+  port: 8101
+spring:
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://43.143.164.194:3306/mac
+    username: mac
+    password: mactest