微服务测试项目

.gitignore

+# Created by .ignore support plugin (hsz.mobi)
+### Example user template template
+### Example user template
+
+# IntelliJ project files
+.idea
+*.iml
+out
+gen
+target
+*.class
+
+*.log
+.settings
+.project
+.classpath
+.factorypath
+
+target/

eureka-server/pom.xml

+<?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">
+    <parent>
+        <artifactId>cloud-demo</artifactId>
+        <groupId>cn.itcast.demo</groupId>
+        <version>1.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>eureka-server</artifactId>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+    </properties>
+
+    <dependencies>
+        <!--eureka服务端-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file

eureka-server/src/main/java/cn/itcast/eureka/EurekaApplication.java

+package cn.itcast.eureka;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+@EnableEurekaServer
+@SpringBootApplication
+public class EurekaApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(EurekaApplication.class, args);
+    }
+}

eureka-server/src/main/resources/application.yml

+server:
+  port: 10086 # 服务端口
+spring:
+  application:
+    name: eurekaserver # eureka的服务名称
+eureka:
+  client:
+    service-url:  # eureka的地址信息
+      defaultZone: http://127.0.0.1:10086/eureka
\ No newline at end of file

feign-api/pom.xml

+<?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">
+    <parent>
+        <artifactId>cloud-demo</artifactId>
+        <groupId>cn.itcast.demo</groupId>
+        <version>1.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>feign-api</artifactId>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file

feign-api/src/main/java/cn/itcast/feign/clients/UserClient.java

+package cn.itcast.feign.clients;
+
+
+import cn.itcast.feign.pojo.User;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+
+@FeignClient(value = "userservice")
+public interface UserClient {
+
+    @GetMapping("/user/{id}")
+    User findById(@PathVariable("id") Long id);
+}

feign-api/src/main/java/cn/itcast/feign/config/DefaultFeignConfiguration.java

+package cn.itcast.feign.config;
+
+import feign.Logger;
+import org.springframework.context.annotation.Bean;
+
+public class DefaultFeignConfiguration {
+    @Bean
+    public Logger.Level logLevel(){
+        return Logger.Level.BASIC;
+    }
+}

feign-api/src/main/java/cn/itcast/feign/pojo/User.java

+package cn.itcast.feign.pojo;
+
+import lombok.Data;
+
+@Data
+public class User {
+    private Long id;
+    private String username;
+    private String address;
+}
\ No newline at end of file

gateway/pom.xml

+<?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">
+    <parent>
+        <artifactId>cloud-demo</artifactId>
+        <groupId>cn.itcast.demo</groupId>
+        <version>1.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>gateway</artifactId>
+
+    <properties>
+        <maven.compiler.source>8</maven.compiler.source>
+        <maven.compiler.target>8</maven.compiler.target>
+    </properties>
+
+    <dependencies>
+        <!--nacos服务注册发现依赖-->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+        <!--网关gateway依赖-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-gateway</artifactId>
+        </dependency>
+    </dependencies>
+    <build>
+        <finalName>app</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file

gateway/src/main/java/cn/itcast/gateway/AuthorizeFilter.java

+package cn.itcast.gateway;
+
+import org.springframework.cloud.gateway.filter.GatewayFilterChain;
+import org.springframework.cloud.gateway.filter.GlobalFilter;
+import org.springframework.core.Ordered;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.server.reactive.ServerHttpRequest;
+import org.springframework.stereotype.Component;
+import org.springframework.util.MultiValueMap;
+import org.springframework.web.server.ServerWebExchange;
+import reactor.core.publisher.Mono;
+
+// @Order(-1)
+@Component
+public class AuthorizeFilter implements GlobalFilter, Ordered {
+    @Override
+    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
+        // 1.获取请求参数
+        ServerHttpRequest request = exchange.getRequest();
+        MultiValueMap<String, String> params = request.getQueryParams();
+        // 2.获取参数中的 authorization 参数
+        String auth = params.getFirst("authorization");
+        // 3.判断参数值是否等于 admin
+        if ("admin".equals(auth)) {
+            // 4.是，放行
+            return chain.filter(exchange);
+        }
+        // 5.否，拦截
+        // 5.1.设置状态码
+        exchange.getResponse().setStatusCode(HttpStatus.UNAUTHORIZED);
+        // 5.2.拦截请求
+        return exchange.getResponse().setComplete();
+    }
+
+    @Override
+    public int getOrder() {
+        return -1;
+    }
+}

gateway/src/main/java/cn/itcast/gateway/GatewayApplication.java

+package cn.itcast.gateway;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class GatewayApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(GatewayApplication.class, args);
+    }
+}

gateway/src/main/resources/application.yml

+server:
+  port: 10010
+logging:
+  level:
+    cn.itcast: debug
+  pattern:
+    dateformat: MM-dd HH:mm:ss:SSS
+spring:
+  application:
+    name: gateway
+  cloud:
+    nacos:
+      server-addr: nacos:8848 # nacos地址
+    gateway:
+      routes:
+        - id: user-service # 路由标示，必须唯一
+          uri: lb://userservice # 路由的目标地址
+          predicates: # 路由断言，判断请求是否符合规则
+            - Path=/user/** # 路径断言，判断路径是否是以/user开头，如果是则符合
+        - id: order-service
+          uri: lb://orderservice
+          predicates:
+            - Path=/order/**
+      default-filters:
+        - AddRequestHeader=Truth,Itcast is freaking awesome!
\ No newline at end of file

order-service/pom.xml

+<?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">
+    <parent>
+        <artifactId>cloud-demo</artifactId>
+        <groupId>cn.itcast.demo</groupId>
+        <version>1.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>order-service</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+        <!--mybatis-->
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+        </dependency>
+        <!--eureka客户端依赖-->
+        <!--<dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
+        </dependency>-->
+        <!-- nacos客户端依赖包 -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+        <!--feign客户端依赖-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+        <!--引入HttpClient依赖-->
+        <dependency>
+            <groupId>io.github.openfeign</groupId>
+            <artifactId>feign-httpclient</artifactId>
+        </dependency>
+        <!--引入feign的统一api-->
+        <dependency>
+            <groupId>cn.itcast.demo</groupId>
+            <artifactId>feign-api</artifactId>
+            <version>1.0</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <finalName>app</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file

order-service/src/main/java/cn/itcast/order/OrderApplication.java

+package cn.itcast.order;
+
+import cn.itcast.feign.clients.UserClient;
+import cn.itcast.feign.config.DefaultFeignConfiguration;
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.loadbalancer.LoadBalanced;
+import org.springframework.cloud.openfeign.EnableFeignClients;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.client.RestTemplate;
+
+@MapperScan("cn.itcast.order.mapper")
+@SpringBootApplication
+@EnableFeignClients(clients = UserClient.class,defaultConfiguration = DefaultFeignConfiguration.class)
+public class OrderApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(OrderApplication.class, args);
+    }
+
+    /**
+     * 创建RestTemplate并注入Spring容器
+     */
+    @Bean
+    @LoadBalanced
+    public RestTemplate restTemplate() {
+        return new RestTemplate();
+    }
+
+   /* @Bean
+    public IRule randomRule() {
+        return new RandomRule();
+    }*/
+}
\ No newline at end of file

order-service/src/main/java/cn/itcast/order/mapper/OrderMapper.java

+package cn.itcast.order.mapper;
+
+import cn.itcast.order.pojo.Order;
+import org.apache.ibatis.annotations.Select;
+
+public interface OrderMapper {
+
+    @Select("select * from tb_order where id = #{id}")
+    Order findById(Long id);
+}

order-service/src/main/java/cn/itcast/order/pojo/Order.java

+package cn.itcast.order.pojo;
+
+import cn.itcast.feign.pojo.User;
+import lombok.Data;
+
+@Data
+public class Order {
+    private Long id;
+    private Long price;
+    private String name;
+    private Integer num;
+    private Long userId;
+    private User user;
+}
\ No newline at end of file

order-service/src/main/java/cn/itcast/order/service/OrderService.java

+package cn.itcast.order.service;
+
+import cn.itcast.feign.clients.UserClient;
+import cn.itcast.feign.pojo.User;
+import cn.itcast.order.mapper.OrderMapper;
+import cn.itcast.order.pojo.Order;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class OrderService {
+
+    @Autowired
+    private OrderMapper orderMapper;
+
+    @Autowired
+    private UserClient userClient;
+
+    public Order queryOrderById(Long orderId) {
+        // 1.查询订单
+        Order order = orderMapper.findById(orderId);
+        // 2.用Feign远程调用
+        User user = userClient.findById(order.getUserId());
+        // 3.封装user到Order
+        order.setUser(user);
+        // 4.返回
+        return order;
+    }
+
+    /*@Autowired
+    private RestTemplate restTemplate;
+
+    public Order queryOrderById(Long orderId) {
+        // 1.查询订单
+        Order order = orderMapper.findById(orderId);
+        // 2.利用RestTemplate发起http请求，查询用户
+        // 2.1.url路径
+        String url = "http://userservice/user/" + order.getUserId();
+        // 2.2.发送http请求，实现远程调用
+        User user = restTemplate.getForObject(url, User.class);
+        // 3.封装user到Order
+        order.setUser(user);
+        // 4.返回
+        return order;
+    }*/
+}

order-service/src/main/java/cn/itcast/order/web/OrderController.java

+package cn.itcast.order.web;
+
+import cn.itcast.order.pojo.Order;
+import cn.itcast.order.service.OrderService;
+import org.springframework.beans.factory.annotation.Autowired;
+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;
+
+@RestController
+@RequestMapping("order")
+public class OrderController {
+
+   @Autowired
+   private OrderService orderService;
+
+    @GetMapping("{orderId}")
+    public Order queryOrderByUserId(@PathVariable("orderId") Long orderId) {
+        // 根据id查询订单并返回
+        return orderService.queryOrderById(orderId);
+    }
+}

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

+server:
+  port: 8088
+spring:
+  datasource:
+    url: jdbc:mysql://mysql:3306/cloud_order?useSSL=false
+    username: root
+    password: 123
+    driver-class-name: com.mysql.jdbc.Driver
+  application:
+    name: orderservice
+  cloud:
+    nacos:
+      server-addr: nacos:8848 # nacos服务地址
+#      discovery:
+#        namespace: 4d6ce343-9e1b-44df-a90f-2cf2b6b3d177 # dev环境
+#        ephemeral: false # 是否是临时实例
+mybatis:
+  type-aliases-package: cn.itcast.user.pojo
+  configuration:
+    map-underscore-to-camel-case: true
+logging:
+  level:
+    cn.itcast: debug
+  pattern:
+    dateformat: MM-dd HH:mm:ss:SSS
+#eureka:
+#  client:
+#    service-url:  # eureka的地址信息
+#      defaultZone: http://127.0.0.1:10086/eureka
+userservice:
+  ribbon:
+    NFLoadBalancerRuleClassName: com.alibaba.cloud.nacos.ribbon.NacosRule  # 负载均衡规则
+ribbon:
+  eager-load:
+    enabled: true # 开启饥饿加载
+    clients: # 指定饥饿加载的服务名称
+      - userservice
+feign:
+  httpclient:
+    enabled: true # 支持HttpClient的开关
+    max-connections: 200 # 最大连接数
+    max-connections-per-route: 50 # 单个路径的最大连接数
\ No newline at end of file

pom.xml

+<?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>
+
+    <groupId>cn.itcast.demo</groupId>
+    <artifactId>cloud-demo</artifactId>
+    <version>1.0</version>
+    <modules>
+        <module>user-service</module>
+        <module>order-service</module>
+        <module>eureka-server</module>
+        <module>feign-api</module>
+        <module>gateway</module>
+    </modules>
+
+    <packaging>pom</packaging>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.3.9.RELEASE</version>
+        <relativePath/>
+    </parent>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+        <spring-cloud.version>Hoxton.SR10</spring-cloud.version>
+        <mysql.version>5.1.47</mysql.version>
+        <mybatis.version>2.1.1</mybatis.version>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <!-- springCloud -->
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>${spring-cloud.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+            <!--nacos的管理依赖-->
+            <dependency>
+                <groupId>com.alibaba.cloud</groupId>
+                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
+                <version>2.2.5.RELEASE</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+            <!-- mysql驱动 -->
+            <dependency>
+                <groupId>mysql</groupId>
+                <artifactId>mysql-connector-java</artifactId>
+                <version>${mysql.version}</version>
+            </dependency>
+            <!--mybatis-->
+            <dependency>
+                <groupId>org.mybatis.spring.boot</groupId>
+                <artifactId>mybatis-spring-boot-starter</artifactId>
+                <version>${mybatis.version}</version>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+    <dependencies>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file

user-service/pom.xml

+<?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">
+    <parent>
+        <artifactId>cloud-demo</artifactId>
+        <groupId>cn.itcast.demo</groupId>
+        <version>1.0</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>user-service</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+        <!--mybatis-->
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+        </dependency>
+        <!--eureka客户端依赖-->
+        <!--<dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
+        </dependency>-->
+        <!-- nacos客户端依赖包 -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+        <!--nacos的配置管理依赖-->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
+        </dependency>
+    </dependencies>
+    <build>
+        <finalName>app</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file

user-service/src/main/java/cn/itcast/user/UserApplication.java

+package cn.itcast.user;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.mybatis.spring.annotation.MapperScan;
+
+@MapperScan("cn.itcast.user.mapper")
+@SpringBootApplication
+public class UserApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(UserApplication.class, args);
+    }
+}

user-service/src/main/java/cn/itcast/user/config/PatternProperties.java

+package cn.itcast.user.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+@ConfigurationProperties(prefix = "pattern")
+public class PatternProperties {
+    private String dateformat;
+    private String envSharedValue;
+    private String name;
+}

user-service/src/main/java/cn/itcast/user/mapper/UserMapper.java

+package cn.itcast.user.mapper;
+
+import cn.itcast.user.pojo.User;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+public interface UserMapper {
+    
+    @Select("select * from tb_user where id = #{id}")
+    User findById(@Param("id") Long id);
+}
\ No newline at end of file

user-service/src/main/java/cn/itcast/user/pojo/User.java

+package cn.itcast.user.pojo;
+
+import lombok.Data;
+
+@Data
+public class User {
+    private Long id;
+    private String username;
+    private String address;
+}
\ No newline at end of file

user-service/src/main/java/cn/itcast/user/service/UserService.java

+package cn.itcast.user.service;
+
+import cn.itcast.user.mapper.UserMapper;
+import cn.itcast.user.pojo.User;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class UserService {
+
+    @Autowired
+    private UserMapper userMapper;
+
+    public User queryById(Long id) {
+        return userMapper.findById(id);
+    }
+}
\ No newline at end of file

user-service/src/main/java/cn/itcast/user/web/UserController.java

+package cn.itcast.user.web;
+
+import cn.itcast.user.config.PatternProperties;
+import cn.itcast.user.pojo.User;
+import cn.itcast.user.service.UserService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+@Slf4j
+@RestController
+@RequestMapping("/user")
+// @RefreshScope
+public class UserController {
+
+    @Autowired
+    private UserService userService;
+
+    // @Value("${pattern.dateformat}")
+    // private String dateformat;
+
+    @Autowired
+    private PatternProperties properties;
+
+    @GetMapping("prop")
+    public PatternProperties properties(){
+        return properties;
+    }
+
+    @GetMapping("now")
+    public String now(){
+        return LocalDateTime.now().format(DateTimeFormatter.ofPattern(properties.getDateformat()));
+    }
+
+    /**
+     * 路径： /user/110
+     *
+     * @param id 用户id
+     * @return 用户
+     */
+    @GetMapping("/{id}")
+    public User queryById(@PathVariable("id") Long id,
+                          @RequestHeader(value = "Truth", required = false) String truth) {
+        System.out.println("truth: " + truth);
+        return userService.queryById(id);
+    }
+}

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

+server:
+  port: 8081
+spring:
+  datasource:
+    url: jdbc:mysql://mysql:3306/cloud_user?useSSL=false
+    username: root
+    password: 123
+    driver-class-name: com.mysql.jdbc.Driver
+  shardingsphere:
+    sharding:
+      default-database-strategy:
+      tables:
+#      discovery:
+#        cluster-name: HZ
+mybatis:
+  type-aliases-package: cn.itcast.user.pojo
+  configuration:
+    map-underscore-to-camel-case: true
+logging:
+  level:
+    cn.itcast: debug
+  pattern:
+    dateformat: MM-dd HH:mm:ss:SSS
+#eureka:
+#  client:
+#    service-url:  # eureka的地址信息
+#      defaultZone: http://127.0.0.1:10086/eureka
+pattern:
+  name: 本地环境local
\ No newline at end of file

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

+spring:
+  application:
+    name: userservice
+  profiles:
+    active: dev # 环境
+  cloud:
+    nacos:
+      server-addr: nacos:8848 # nacos地址
+      config:
+        file-extension: yaml # 文件后缀名
\ No newline at end of file