java开发

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

#控制台地址
spring.cloud.sentinel.transport.dashboard= 127.0.0.1:8080 

 @SentinelResource(value = "sayHello")
    public String sayHello(String name) {
        return "Hello, " + name;
    }