content: package com.george.springcloud.controller;
  
  import com.alibaba.csp.sentinel.annotation.SentinelResource;
  import com.alibaba.csp.sentinel.slots.block.BlockException;
  import com.george.springcloud.entities.CommonResult;
  import com.george.springcloud.entities.Payment;
  import com.george.springcloud.myhandler.CustomerBlockHandler;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.RestController;
  
  
  /**
   * @author Yang Hao
   * @description
   * @date 2020-09-23 15:20
   */
  @RestController
  public class RateLimitController {
  
      @GetMapping("/byResource")
      @SentinelResource(value = "byResource", blockHandler = "handleException")
      public CommonResult byResource() {
          return new CommonResult(200, "按资源名称限流测试ok", new Payment(2020L, "serial001"));
      }
  
      public CommonResult handleException(BlockException exception) {
          return new CommonResult(444, exception.getClass().getCanonicalName() + "\t 服务不可用");
      }
  
      @GetMapping("/rateLimit/byUrl")
      @SentinelResource(value = "byUrl", blockHandlerClass = CustomerBlockHandler.class, blockHandler = "handlerException")
      public CommonResult byUrl() {
          return new CommonResult(200, "按url限流测试OK", new Payment(2020L, "serial001"));
      }
  
      //CustomerBlockHandler
      @GetMapping("/rateLimit/CustomerBlockHandler")
      @SentinelResource(value = "customerBlockHandler", blockHandlerClass = CustomerBlockHandler.class, blockHandler = "handlerException2")
      public CommonResult CustomerBlockHandler() {
          return new CommonResult(200, "按客户自定义限流测试OK", new Payment(2020L, "serial003"));
      }
  
  }
  