Nacos做全局配置

bin 目录下启动
sh startup.sh -m standalone

info:rentao

• 引入依赖

            com.alibaba.boot
            nacos-config-spring-boot-starter
            0.2.2
        

• 项目使用

import com.alibaba.nacos.api.config.annotation.NacosValue;
import com.alibaba.nacos.spring.context.annotation.config.NacosPropertySource;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;


@NacosPropertySource(dataId = "example",groupId = "DEFAULT_GROUP",autoRefreshed = true)
@RestController
public class NacosConfigController {

    
    @NacosValue(value = "${info:hello xxx}",autoRefreshed = true)
    private String info;

    @GetMapping("/get")
    public String get(){
        return info;
    }

}

• 引入依赖

    com.alibaba.nacos
    nacos-client
    1.1.1

• 项目使用

import com.alibaba.nacos.api.NacosFactory;
import com.alibaba.nacos.api.config.ConfigService;
import com.alibaba.nacos.api.config.listener.Listener;
import com.alibaba.nacos.api.exception.NacosException;

import java.util.Properties;
import java.util.concurrent.Executor;

public class NacosSdkDemo {

    public static void main(String[] args) {
        //连接到目标服务的地址
        //指定dataid、 groupid
        String serverAddr="localhost:8848";
        String dataId="example";
        String groupId="DEFAULT_GROUP";
        Properties properties=new Properties();
        properties.put("serverAddr",serverAddr);
        try {
            //ConfigService-> NacosConfigService
            ConfigService configService=NacosFactory.createConfigService(properties);
            String content=configService.getConfig(dataId,groupId,3000);
            System.out.println(content);
            configService.addListener(dataId, groupId, new Listener() {
                @Override
                public Executor getExecutor() {
                    return null;
                }
                @Override
                public void receiveConfigInfo(String configInfo) {
                    System.out.println("configInfo:"+configInfo);
                }
            });
        } catch (NacosException e) {
            e.printStackTrace();
        }

    }
}