content: /*
   * Copyright 1999-2025 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.client.redo.service;
  
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.common.task.AbstractExecuteTask;
  import org.slf4j.Logger;
  
  /**
   * Nacos client abstract redo task.
   *
   * @author xiweng.yy
   */
  public abstract class AbstractRedoTask<S extends AbstractRedoService> extends AbstractExecuteTask {
      
      private final Logger logger;
      
      private final S redoService;
      
      public AbstractRedoTask(Logger logger, S redoService) {
          this.logger = logger;
          this.redoService = redoService;
      }
      
      @Override
      public void run() {
          if (!redoService.isConnected()) {
              logger.warn("Grpc Connection is disconnect, skip current redo task");
              return;
          }
          try {
              redoData();
          } catch (Exception e) {
              logger.warn("Redo task run with unexpected exception: ", e);
          }
      }
      
      /**
       * Do actual redo task.
       *
       * @throws NacosException if redo task failed.
       */
      protected abstract void redoData() throws NacosException;
      
      protected S getRedoService() {
          return redoService;
      }
  }
  