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YunaiV
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增加 spring cloud config 配置中心的示例
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‎labx-12/labx-12-sc-config-server-git-nacos/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>labx-12</artifactId>
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<groupId>cn.iocoder.springboot.labs</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>labx-12-sc-config-server-git-nacos</artifactId>
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<properties>
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<maven.compiler.target>1.8</maven.compiler.target>
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<maven.compiler.source>1.8</maven.compiler.source>
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<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
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<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
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<spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
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</properties>
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<!--
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引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
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在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
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-->
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>${spring.boot.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring.cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-alibaba-dependencies</artifactId>
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<version>${spring.cloud.alibaba.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<!-- 引入 Spring Cloud Config Server 相关依赖，实现配置中心的服务端，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-config-server</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Alibaba Nacos Discovery 相关依赖，将 Nacos 作为注册中心，并实现对其的自动配置 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-12/labx-12-sc-config-server-git-nacos/src/main/java/cn/iocoder/springcloud/labx12/configserverdemo/ConfigServerApplication.java

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package cn.iocoder.springcloud.labx12.configserverdemo;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.config.server.EnableConfigServer;
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@SpringBootApplication
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@EnableConfigServer
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public class ConfigServerApplication {
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public static void main(String[] args) {
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SpringApplication.run(ConfigServerApplication.class, args);
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}
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}

‎labx-12/labx-12-sc-config-server-git-nacos/src/main/resources/application.yml

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server:
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port: 8888
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spring:
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application:
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name: demo-config-server
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profiles:
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active: git # 使用的 Spring Cloud Config Server 的存储器方案
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# Spring Cloud Config 相关配置项
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cloud:
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config:
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server:
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# Spring Cloud Config Server 的 Git 存储器的配置项，对应 MultipleJGitEnvironmentProperties 类
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git:
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uri: https://github.com/YunaiV/demo-config-server.git # Git 仓库地址
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search-paths: / # 读取文件的根地址
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default-label: master # 使用的默认分支，默认为 master
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# username: ${CODING_USERNAME} # 账号
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# password: ${CODING_PASSWORD} # 密码
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# Spring Cloud Nacos Discovery 相关配置项
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nacos:
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# Nacos 作为注册中心的配置项，对应 NacosDiscoveryProperties 配置类
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discovery:
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server-addr: 127.0.0.1:8848 # Nacos 服务器地址
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service: ${spring.application.name} # 注册到 Nacos 的服务名。默认值为 ${spring.application.name}。

‎labx-12/labx-12-sc-config-user-application-nacos/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>labx-12</artifactId>
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<groupId>cn.iocoder.springboot.labs</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>labx-12-sc-config-user-application-nacos</artifactId>
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<properties>
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<maven.compiler.target>1.8</maven.compiler.target>
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<maven.compiler.source>1.8</maven.compiler.source>
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<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
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<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
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<spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
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</properties>
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<!--
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引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
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在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
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-->
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>${spring.boot.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring.cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-alibaba-dependencies</artifactId>
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<version>${spring.cloud.alibaba.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<!-- 引入 SpringMVC 相关依赖，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Config Client 相关依赖，作为配置中心的客户端，并实现自动化配置 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-config</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Alibaba Nacos Discovery 相关依赖，将 Nacos 作为注册中心，并实现对其的自动配置 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-12/labx-12-sc-config-user-application-nacos/src/main/java/cn/iocoder/springcloud/labx12/userapplication/UserApplication.java

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package cn.iocoder.springcloud.labx12.userapplication;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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@SpringBootApplication
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public class UserApplication {
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public static void main(String[] args) {
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SpringApplication.run(UserApplication.class, args);
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}
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}

‎labx-12/labx-12-sc-config-user-application-nacos/src/main/java/cn/iocoder/springcloud/labx12/userapplication/config/OrderProperties.java

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package cn.iocoder.springcloud.labx12.userapplication.config;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.stereotype.Component;
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@Component
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@ConfigurationProperties(prefix = "order")
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public class OrderProperties {
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/**
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* 订单支付超时时长，单位：秒。
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*/
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private Integer payTimeoutSeconds;
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/**
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* 订单创建频率，单位：秒
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*/
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private Integer createFrequencySeconds;
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public Integer getPayTimeoutSeconds() {
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return payTimeoutSeconds;
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}
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public OrderProperties setPayTimeoutSeconds(Integer payTimeoutSeconds) {
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this.payTimeoutSeconds = payTimeoutSeconds;
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return this;
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}
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public Integer getCreateFrequencySeconds() {
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return createFrequencySeconds;
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}
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public OrderProperties setCreateFrequencySeconds(Integer createFrequencySeconds) {
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this.createFrequencySeconds = createFrequencySeconds;
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return this;
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}
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}

‎labx-12/labx-12-sc-config-user-application-nacos/src/main/java/cn/iocoder/springcloud/labx12/userapplication/controller/DemoController.java

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package cn.iocoder.springcloud.labx12.userapplication.controller;
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import cn.iocoder.springcloud.labx12.userapplication.config.OrderProperties;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.HashMap;
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import java.util.Map;
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@RestController
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@RequestMapping("/demo")
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public class DemoController {
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@Autowired
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private OrderProperties orderProperties;
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/**
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* 测试 @ConfigurationProperties 注解的配置属性类
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*/
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@GetMapping("/test01")
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public OrderProperties test01() {
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return orderProperties;
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}
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@Value(value = "${order.pay-timeout-seconds}")
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private Integer payTimeoutSeconds;
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@Value(value = "${order.create-frequency-seconds}")
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private Integer createFrequencySeconds;
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/**
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* 测试 @Value 注解的属性
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*/
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@GetMapping("/test02")
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public Map<String, Object> test02() {
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Map<String, Object> result = new HashMap<>();
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result.put("payTimeoutSeconds", payTimeoutSeconds);
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result.put("createFrequencySeconds", createFrequencySeconds);
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return result;
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}
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@Value(value = "${xx-password:''}")
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private String xxPassword;
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@GetMapping("/xx_password")
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public String xxPassword() {
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return xxPassword;
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}
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@Value(value = "${yy-password:''}")
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private String yyPassword;
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@GetMapping("/yy_password")
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public String yyPassword() {
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return yyPassword;
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}
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}

‎labx-12/labx-12-sc-config-user-application-nacos/src/main/resources/bootstrap.yml

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spring:
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application:
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name: user-application
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cloud:
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# Spring Cloud Config Client 配置项，对应 ConfigClientProperties 类
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config:
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name: ${spring.application.name} # 读取的配置文件的名字，默认为 ${spring.application.name}
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discovery:
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enabled: true
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service-id: demo-config-server
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# Spring Cloud Nacos Discovery 相关配置项
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nacos:
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# Nacos 作为注册中心的配置项，对应 NacosDiscoveryProperties 配置类
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discovery:
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server-addr: 127.0.0.1:8848 # Nacos 服务器地址
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service: ${spring.application.name} # 注册到 Nacos 的服务名。默认值为 ${spring.application.name}。

‎labx-12/pom.xml

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<module>labx-12-sc-config-server-git-auto-refresh-by-bus</module>
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<module>labx-12-sc-config-user-application-auto-refresh-by-bus</module>
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<module>labx-12-sc-config-server-git-nacos</module>
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<module>labx-12-sc-config-user-application-nacos</module>
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</modules>
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</project>

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