content: /*
   * Copyright 2013-2023 the original author or authors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      https://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.alibaba.cloud.tests.sentinel.degrade;
  
  import java.util.Arrays;
  
  import com.alibaba.csp.sentinel.annotation.SentinelResource;
  import com.alibaba.csp.sentinel.slots.block.RuleConstant;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRuleManager;
  
  import org.springframework.boot.SpringApplication;
  import org.springframework.boot.autoconfigure.SpringBootApplication;
  import org.springframework.boot.context.event.ApplicationReadyEvent;
  import org.springframework.context.event.EventListener;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RestController;
  
  import static com.alibaba.cloud.tests.sentinel.degrade.Util.FLOW_CONTROL_NOT_TRIGGERED;
  import static com.alibaba.cloud.tests.sentinel.degrade.Util.FLOW_CONTROL_TRIGGERED;
  
  /**
   * @author Freeman
   */
  @SpringBootApplication
  @RestController
  public class SentinelFlowControlTestApp {
  
  	public static void main(String[] args) {
  		SpringApplication.run(SentinelFlowControlTestApp.class, args);
  	}
  
  	@RequestMapping(FLOW_CONTROL_NOT_TRIGGERED)
  	@SentinelResource(value = FLOW_CONTROL_NOT_TRIGGERED, defaultFallback = "fallback")
  	public String flowControlNotTriggered() {
  		return "OK";
  	}
  
  	@RequestMapping(FLOW_CONTROL_TRIGGERED)
  	@SentinelResource(value = FLOW_CONTROL_TRIGGERED, defaultFallback = "fallback")
  	public String flowControlTriggered() {
  		return "OK";
  	}
  
  	private static String fallback() {
  		return "fallback";
  	}
  
  	@EventListener(ApplicationReadyEvent.class)
  	public void onApplicationReady() {
  		FlowRule notTriggeredRule = new FlowRule();
  		notTriggeredRule.setResource(FLOW_CONTROL_NOT_TRIGGERED);
  		notTriggeredRule.setGrade(RuleConstant.FLOW_GRADE_QPS);
  		notTriggeredRule.setCount(4);
  		FlowRule triggeredRule = new FlowRule();
  		triggeredRule.setResource(FLOW_CONTROL_TRIGGERED);
  		triggeredRule.setGrade(RuleConstant.FLOW_GRADE_QPS);
  		triggeredRule.setCount(3);
  		FlowRuleManager.loadRules(Arrays.asList(notTriggeredRule, triggeredRule));
  	}
  
  }
  