springboot整合Nacos组件环境搭建和入门案例详解(最新推荐)

<!-- Nacos 组件依赖 -->
<dependency>
    <groupId>com.alibaba.boot</groupId>
    <artifactId>nacos-discovery-spring-boot-starter</artifactId>
    <version>0.2.3</version>
</dependency>
<dependency>
    <groupId>com.alibaba.boot</groupId>
    <artifactId>nacos-config-spring-boot-starter</artifactId>
    <version>0.2.3</version>
</dependency>

nacos:
  config:
    server-addr: 127.0.0.1:8848
  discovery:
    server-addr: 127.0.0.1:8848

@EnableSwagger2
@SpringBootApplication
@NacosPropertySource(dataId = "WARE_ID", autoRefreshed = true)
public class Application7017 {
    public static void main(String[] args) {
        SpringApplication.run(Application7017.class,args) ;
    }
}

import com.alibaba.nacos.api.annotation.NacosInjected;
import com.alibaba.nacos.api.exception.NacosException;
import com.alibaba.nacos.api.naming.NamingService;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import javax.annotation.PostConstruct;
@Configuration
public class NacosConfig {
    @Value("${server.port}")
    private int serverPort;
    @Value("${spring.application.name}")
    private String applicationName;
    @NacosInjected
    private NamingService namingService;
    @PostConstruct
    public void registerInstance() throws NacosException {
        namingService.registerInstance(applicationName, "127.0.0.1", serverPort);
    }
}

@Api("Nacos接口管理")
@RestController
@RequestMapping("/nacos")
public class NacosController {
    @NacosValue(value = "${MyName:null}", autoRefreshed = true)
    private String myName;
    @NacosValue(value = "${project:null}", autoRefreshed = true)
    private String project;
    @ApiOperation(value="查询配置信息")
    @GetMapping(value = "/info")
    public String info () {
        return myName+":"+project;
    }
    @NacosInjected
    private NamingService namingService;
    @ApiOperation(value="查询服务列表")
    @GetMapping(value = "/getServerList")
    public List<Instance> getServerList (@RequestParam String serviceName) {
        try {
            return namingService.getAllInstances(serviceName) ;
        } catch (Exception e){
            e.printStackTrace();
        }
        return null ;
    }
}