springboot整合nacos的入门Demo及Nacos安装部署

startup.cmd -m standalone

startup.sh -m standalone

<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>2.2.1.RELEASE</version>
		<relativePath/>
	</parent>
	<dependencies>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
		</dependency>
		<!-- Spring Boot Test 依赖 -->
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-test</artifactId>
			<scope>test</scope>
		</dependency>
		 <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
            <version>2.2.1.RELEASE</version>
        </dependency>
		<dependency>
			<groupId>com.alibaba.cloud</groupId>
			<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
			<version>2.2.1.RELEASE</version>
		</dependency>
		<!--日志 -->
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-api</artifactId>
			<version>${slf4j}</version>
		</dependency>
		<dependency>
			<groupId>ch.qos.logback</groupId>
			<artifactId>logback-classic</artifactId>
			<version>${logback}</version>
		</dependency>
		<dependency>
			<groupId>ch.qos.logback</groupId>
			<artifactId>logback-core</artifactId>
			<version>${logback}</version>
		</dependency>
	</dependencies>

<dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-bootstrap</artifactId>
      </dependency>

spring.banner.charset=UTF-8
server.tomcat.uri-encoding=UTF-8
spring.http.encoding.charset=UTF-8
spring.http.encoding.enabled=true
spring.http.encoding.force=true
spring.messages.encoding=UTF-8
server.port=8299
spring.application.name=springboot-nacos
spring.profiles.active=dev
# nacos配置
## Nacos服务自动注册
nacos.discovery.autoRegister=true
## Nacos服务注册中心地址
spring.cloud.nacos.discovery.server-addr= http://127.0.0.1:8848
## Nacos服务配置中心地址
spring.cloud.nacos.config.server-addr= http://127.0.0.1:8848

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
/**
 * @Author pancm
 * @Description springboot集成nacos配置中心
 * @Date  2024/1/26
 * @Param
 * @return
 **/
@SpringBootApplication
@EnableDiscoveryClient
public class App 
{
	private static final Logger logger = LoggerFactory.getLogger(App.class);
    public static void main( String[] args )
    {
    	// 启动嵌入式的 Tomcat 并初始化 Spring 环境及其各 Spring 组件
		SpringApplication.run(App.class, args);
		logger.info("程序启动成功!");
    }
}

import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import static org.springframework.web.bind.annotation.RequestMethod.GET;
/**
 * @Author pancm
 * @Description 官方示例文档
 * @Date  2024/1/26
 * @Param
 * @return
 **/
@RestController
@RequestMapping("config")
@RefreshScope
public class ConfigController {
    @Value("${pcm.name:pcm-1001}")
    private String name;
    @RequestMapping(value = "/getName", method = GET)
    public String getName() {
        return name;
    }
}

## nacos命名空间id
spring.cloud.nacos.config.namespace= pcm-namespace--id
## 对应的分组名称
spring.cloud.nacos.config.group= dev
## 配置文件后缀名，也可以不配置，默认为properties
spring.cloud.nacos.config.fileExtension= properties

# 新增额外配置
##额外的第一个配置文件的dataId
spring.cloud.nacos.config.extension-configs[0].data-id=pcm-dev.properties
##额外的第一个配置文件的分组
spring.cloud.nacos.config.extension-configs[0].group=dev

    @Value("${pcm.age:18}")
    private String age;
    @RequestMapping(value = "/getAge", method = GET)
    public String getAge() {
        return age;
    }