content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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 org.apache.distributedlog.common.util;
  
  import java.util.concurrent.ExecutorService;
  import java.util.concurrent.TimeUnit;
  import lombok.extern.slf4j.Slf4j;
  
  /**
   * Scheduler related utils.
   */
  @Slf4j
  public class SchedulerUtils {
  
      public static void shutdownScheduler(ExecutorService service, long timeout, TimeUnit timeUnit) {
          if (null == service) {
              return;
          }
          service.shutdown();
          try {
              service.awaitTermination(timeout, timeUnit);
          } catch (InterruptedException e) {
              Thread.currentThread().interrupt();
              log.warn("Interrupted when shutting down scheduler : ", e);
          }
          service.shutdownNow();
      }
  
  }
  