code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.concurrent;
  
  import static java.util.concurrent.TimeUnit.SECONDS;
  import static java.util.logging.Level.WARNING;
  
  import java.util.concurrent.ExecutorService;
  import java.util.logging.Logger;
  
  public class ExecutorServices {
  
    private static final Logger LOG = Logger.getLogger(ExecutorServices.class.getName());
  
    public static void shutdownGracefully(String name, ExecutorService service) {
      service.shutdown();
      try {
        if (!service.awaitTermination(5, SECONDS)) {
          LOG.warning(String.format("Failed to shutdown %s", name));
          service.shutdownNow();
        }
      } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        LOG.log(WARNING, String.format("Failed to shutdown %s", name), e);
        service.shutdownNow();
      }
    }
  }
  