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YunaiV
committedJun 11, 2020
增加 Consul 入门
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‎labx-27/pom.xml

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<modelVersion>4.0.0</modelVersion>
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<artifactId>labx-27</artifactId>
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<packaging>pom</packaging>
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<modules>
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<module>labx-27-sc-consul-discovery-demo01-provider</module>

‎labx-28/labx-28-sc-consul-config-demo/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-28</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-28-sc-consul-config-demo</artifactId>
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<properties>
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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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</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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</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 Consul Config 相关依赖，将 Consul 作为配置中心，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-starter-consul-config</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-28/labx-28-sc-consul-config-demo/src/main/java/cn/iocoder/springcloud/labx28/consuldemo/DemoApplication.java

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package cn.iocoder.springcloud.labx28.consuldemo;
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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 DemoApplication {
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public static void main(String[] args) {
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SpringApplication.run(DemoApplication.class);
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}
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}

‎labx-28/labx-28-sc-consul-config-demo/src/main/java/cn/iocoder/springcloud/labx28/consuldemo/config/OrderProperties.java

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package cn.iocoder.springcloud.labx28.consuldemo.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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// /**
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// * 配置描述
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// */
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// private String desc;
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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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// public String getDesc() {
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// return desc;
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// }
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//
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// public OrderProperties setDesc(String desc) {
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// this.desc = desc;
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// return this;
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// }
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}

‎labx-28/labx-28-sc-consul-config-demo/src/main/java/cn/iocoder/springcloud/labx28/consuldemo/controller/DemoController.java

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package cn.iocoder.springcloud.labx28.consuldemo.controller;
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import cn.iocoder.springcloud.labx28.consuldemo.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 = "${order.pay-timeout-seconds}") // @NacosValue(value = "${order.pay-timeout-seconds}")
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private Integer payTimeoutSeconds;
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@Value(value = "${order.create-frequency-seconds}") // @NacosValue(value = "${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> results = new HashMap<String, Object>();
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results.put("payTimeoutSeconds", payTimeoutSeconds);
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results.put("createFrequencySeconds", createFrequencySeconds);
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return results;
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}
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}

‎labx-28/labx-28-sc-consul-config-demo/src/main/resources/bootstrap.yaml

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spring:
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application:
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name: demo-application
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cloud:
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# Spring Cloud Consul 通用配置项，对应 ConsulProperties 类
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consul:
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host: 127.0.0.1 # Consul 主机
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port: 8500 # Consul 端口
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# Spring Cloud Consul Config 配置项，对应 ConsulConfigProperties 类
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config:
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format: YAML # Consul 配置的格式
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prefix: config # Consul 配置的目录
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data-key: data # Consul 配置的文件
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profile-separator: ',' # 多环境目录分隔符，默认为 ,

‎labx-28/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>labs-parent</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-28</artifactId>
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<packaging>pom</packaging>
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<modules>
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<module>labx-28-sc-consul-config-demo</module>
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</modules>
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</project>

‎pom.xml

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<!-- <module>labx-26</module>-->
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<module>labx-27</module>
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<module>labx-28</module>
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</modules>
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</project>

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