sentinel-core

<dependencies>
    <dependency>
        <groupId>com.alibaba.cspgroupId>
        <artifactId>sentinel-coreartifactId>
    dependency>
    <dependency>
        <groupId>com.alibaba.cspgroupId>
        <artifactId>sentinel-annotation-aspectjartifactId>
    dependency>
dependencies>
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@Configuration
public class SentinelAspectConfiguration {
    @Bean
    public SentinelResourceAspect sentinelResourceAspect() {
        return new SentinelResourceAspect();
    }
}
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@Slf4j
@SpringBootApplication
public class WebMvcApplication {
   public static void main(String[] args) {
       SpringApplication.run(WebMvcApplication.class, args) ;
       // 加载限流规则
       initFlowRules();
   }
   private static void initFlowRules(){
       log.info("load sentinel flow rule .....");
       List<FlowRule> rules = new ArrayList<>();
       FlowRule rule = new FlowRule();
       rule.setResource("HelloWorld");
       rule.setGrade(RuleConstant.FLOW_GRADE_QPS);
       // Set limit QPS to 1.
       rule.setCount(1);
       rules.add(rule);
       FlowRuleManager.loadRules(rules);
   }
}
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@RestController
@RequestMapping("/hello")
public class HelloController {
    @SentinelResource("HelloWorld")
    @GetMapping("/index")
    public String index(){
        return "hello index" ;
    }
}
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