springcloud----feign使用之熔断添加

1.添加依赖

<dependency>
    <groupId>com.alibaba.cloud</groupId>
    <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
</dependency>

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

2.创建配置类实现feign接口

3.在feign上配置熔断

 4.在配置文件开启feign

feign:
  sentinel:
    enabled: true