NACOS配置中心

build.gradle

plugins {
  id 'org.springframework.boot' version '2.6.11'
  id 'io.spring.dependency-management' version '1.0.11.RELEASE'
  id 'java'
  id 'maven'
}

group = 'com.emapgo'
archivesBaseName = 'hdmap4'
version = '1.0.0'
sourceCompatibility = '1.8'

repositories {
    mavenLocal()
    maven {
        url "http://maven.aliyun.com/nexus/content/groups/public/"
    }
}

dependencies {    
    
    compile('org.springframework.boot:spring-boot-starter-web')
    compile('com.alibaba.cloud:spring-cloud-starter-alibaba-nacos-config:2021.0.4.0')

}

spring boot version: 2.6.11
spring cloud alibaba version: 2021.0.4.0
参考:spring-cloud-alibaba版本说明

application.yaml

server:
  port: 8080
spring:
  application: hdmap4
  cloud:
    nacos:
      config:
        server-addr: 192.168.3.2:30848
        namespace: dev
  config:
    import:
      - optional:nacos:hdmap4?group=test

server-addr:nacos服务地址端口
namespace:命名空间
group:分组
参考:

1. Nacos配置
2. Nacos系统参数

SpringBootApplication

@SpringBootApplication
public class HdmapApplication {

	public static void main(String[] args) {
		SpringApplication.run(HdmapApplication.class, args);
	}
	
}

RestController

@RestController
@RefreshScope
public class TestController {

	@Value(value = "${url}")
	private String url;

	@GetMapping("/test")
	public String test() throws NacosException {
		System.out.println(url);
		return url;
	}
	
}

@RefreshScope:此标签激活配置动态刷新功能