content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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
   *
   *      http://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.csp.sentinel.cluster.flow.statistic.concurrent;
  
  import com.alibaba.csp.sentinel.cluster.flow.ConcurrentClusterFlowChecker;
  import com.alibaba.csp.sentinel.cluster.flow.rule.ClusterFlowRuleManager;
  import com.alibaba.csp.sentinel.cluster.server.log.ClusterServerStatLogUtil;
  import com.alibaba.csp.sentinel.log.RecordLog;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
  
  import java.util.Set;
  
  /**
   * @author yunfeiyanggzq
   */
  public class ClusterConcurrentCheckerLogListener implements Runnable {
      @Override
      public void run() {
          try {
              collectInformation();
          } catch (Exception e) {
              RecordLog.warn("[ClusterConcurrentCheckerLogListener] Failed to record concurrent flow control  regularly", e);
          }
      }
  
      private void collectInformation() {
          Set<Long> keySet = CurrentConcurrencyManager.getConcurrencyMapKeySet();
          for (long flowId : keySet) {
              FlowRule rule = ClusterFlowRuleManager.getFlowRuleById(flowId);
              if (rule == null || CurrentConcurrencyManager.get(flowId).get() == 0) {
                  continue;
              }
              double concurrencyLevel = ConcurrentClusterFlowChecker.calcGlobalThreshold(rule);
              String resource = rule.getResource();
              ClusterServerStatLogUtil.log(String.format("concurrent|resource:%s|flowId:%dl|concurrencyLevel:%fl|currentConcurrency", resource, flowId,concurrencyLevel),CurrentConcurrencyManager.get(flowId).get());
          }
          if (TokenCacheNodeManager.getSize() != 0){
              ClusterServerStatLogUtil.log("flow|totalTokenSize", TokenCacheNodeManager.getSize());
          }
  
      }
  }
  