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.nacos.naming.healthcheck.heartbeat;
  
  import com.alibaba.nacos.common.task.AbstractExecuteTask;
  import com.alibaba.nacos.naming.consistency.KeyBuilder;
  import com.alibaba.nacos.naming.core.v2.client.impl.IpPortBasedClient;
  import com.alibaba.nacos.naming.core.v2.pojo.HealthCheckInstancePublishInfo;
  import com.alibaba.nacos.naming.core.v2.pojo.Service;
  import com.alibaba.nacos.naming.healthcheck.NacosHealthCheckTask;
  import com.alibaba.nacos.naming.misc.GlobalConfig;
  import com.alibaba.nacos.naming.misc.Loggers;
  import com.alibaba.nacos.sys.utils.ApplicationUtils;
  
  import java.util.Collection;
  
  /**
   * Client beat check task of service for version 2.x.
   *
   * @author nkorange
   */
  public class ClientBeatCheckTaskV2 extends AbstractExecuteTask implements BeatCheckTask, NacosHealthCheckTask {
      
      private final IpPortBasedClient client;
      
      private final String taskId;
      
      private final InstanceBeatCheckTaskInterceptorChain interceptorChain;
      
      public ClientBeatCheckTaskV2(IpPortBasedClient client) {
          this.client = client;
          this.taskId = client.getResponsibleId();
          this.interceptorChain = InstanceBeatCheckTaskInterceptorChain.getInstance();
      }
      
      public GlobalConfig getGlobalConfig() {
          return ApplicationUtils.getBean(GlobalConfig.class);
      }
      
      @Override
      public String taskKey() {
          return KeyBuilder.buildServiceMetaKey(client.getClientId(), String.valueOf(client.isEphemeral()));
      }
      
      @Override
      public String getTaskId() {
          return taskId;
      }
      
      @Override
      public void doHealthCheck() {
          try {
              Collection<Service> services = client.getAllPublishedService();
              for (Service each : services) {
                  HealthCheckInstancePublishInfo instance = (HealthCheckInstancePublishInfo) client
                          .getInstancePublishInfo(each);
                  interceptorChain.doInterceptor(new InstanceBeatCheckTask(client, each, instance));
              }
          } catch (Exception e) {
              Loggers.SRV_LOG.warn("Exception while processing client beat time out.", e);
          }
      }
      
      @Override
      public void run() {
          doHealthCheck();
      }
      
      @Override
      public void passIntercept() {
          doHealthCheck();
      }
      
      @Override
      public void afterIntercept() {
      }
  }
  