springcloud 配置actuator

pom.xml

<!--Spring Boot Actuator，感应服务端变化-->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>

bootstrap.yml

management:
  endpoints:
    web:
      exposure:
        include: refresh,health,info

TestController

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;

@RestController
@RequestMapping("test")
@RefreshScope
public class TestController {
    @Value("${name.str}")
    private String str ;

    @RequestMapping("hi")
    public String hi(){
        System.out.println(str);
        return  str;
    }
}

调用接口

　　http://127.0.0.1:9092/test/hi   返回   55555

修改config端 name.str:6666

刷新接口

　　http://127.0.0.1:9092/actuator/refresh

　　返回

　　[

　　　　"config.client.version",

　　　　"name.str"

　　]

调用接口

　　http://127.0.0.1:9092/test/hi   返回   66666

成功！