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.examples.configuration;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import com.alibaba.csp.sentinel.slots.block.RuleConstant;
  import com.alibaba.csp.sentinel.slots.block.degrade.DegradeRule;
  import com.alibaba.csp.sentinel.slots.block.degrade.DegradeRuleManager;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRuleManager;
  import jakarta.annotation.PostConstruct;
  
  import org.springframework.stereotype.Component;
  
  /**
   * @author raozihao
   * @author <a href="mailto:zihaorao@gmail.com">Steve</a>
   */
  @Component
  public class SentinelRulesConfiguration {
  
  	/**
  	 * You can configure sentinel rules by referring.
  	 * https://sca.aliyun.com/docs/2023/user-guide/sentinel/advanced-guide/#%E6%9B%B4%E5%A4%9A%E9%85%8D%E7%BD%AE%E9%A1%B9
  	 */
  	@PostConstruct
  	public void init() {
  		System.out.println("Load Sentinel Rules start！");
  		List<FlowRule> flowRules = new ArrayList<FlowRule>();
  		FlowRule flowRule = new FlowRule();
  		flowRule.setResource("GET:https://httpbin.org/get");
  		flowRule.setCount(1);
  		flowRule.setControlBehavior(RuleConstant.CONTROL_BEHAVIOR_DEFAULT);
  		flowRule.setStrategy(RuleConstant.STRATEGY_DIRECT);
  		flowRule.setGrade(RuleConstant.FLOW_GRADE_QPS);
  		flowRule.setLimitApp("default");
  		flowRules.add(flowRule);
  		FlowRuleManager.loadRules(flowRules);
  
  		List<DegradeRule> degradeRules = new ArrayList<DegradeRule>();
  		DegradeRule degradeRule1 = new DegradeRule();
  		degradeRule1.setResource("GET:https://httpbin.org/status/500");
  		degradeRule1.setCount(1);
  		degradeRule1.setMinRequestAmount(1);
  		degradeRule1.setTimeWindow(30);
  		degradeRule1.setGrade(RuleConstant.DEGRADE_GRADE_EXCEPTION_COUNT);
  		degradeRule1.setLimitApp("default");
  		degradeRules.add(degradeRule1);
  
  		DegradeRule degradeRule2 = new DegradeRule();
  		degradeRule2.setResource("GET:https://httpbin.org/delay/3");
  		degradeRule2.setCount(1);
  		degradeRule2.setGrade(RuleConstant.DEGRADE_GRADE_RT);
  		degradeRule2.setSlowRatioThreshold(0.1);
  		degradeRule2.setMinRequestAmount(1);
  		degradeRule2.setTimeWindow(30);
  		degradeRule2.setLimitApp("default");
  		degradeRules.add(degradeRule2);
  		DegradeRuleManager.loadRules(degradeRules);
  		System.out.println("Load Sentinel Rules end！");
  	}
  }
  