content: /*
   * Copyright 1999-2022 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.misc;
  
  import com.alibaba.nacos.core.listener.NacosApplicationListener;
  import org.springframework.context.ConfigurableApplicationContext;
  
  /**
   * graceful shutdown listenner.
   *
   * @author Weizhan▪Yun
   * @date 2022/11/2 14:40
   */
  public class GracefulShutdownListener implements NacosApplicationListener {
      
      @Override
      public void failed(ConfigurableApplicationContext context, Throwable exception) {
          try {
              NamingExecuteTaskDispatcher.getInstance().destroy();
          } catch (Exception ignore) {
          }
      }
  }
  