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.docker;
  
  import java.time.Duration;
  import java.util.ArrayList;
  import java.util.logging.Level;
  import java.util.logging.Logger;
  import org.openqa.selenium.internal.Require;
  
  public class Container {
  
    private static final Logger LOG = Logger.getLogger(Container.class.getName());
    private final DockerProtocol protocol;
    private final ContainerId id;
    private boolean running;
  
    public Container(DockerProtocol protocol, ContainerId id) {
      this.protocol = Require.nonNull("Protocol", protocol);
      this.id = Require.nonNull("Container id", id);
      this.running = false;
      LOG.info("Created container " + id);
    }
  
    public ContainerId getId() {
      return id;
    }
  
    public void start() {
      LOG.info("Starting container " + getId());
      protocol.startContainer(id);
      this.running = true;
    }
  
    public void stop(Duration timeout) {
      Require.nonNull("Timeout to wait for", timeout);
  
      if (this.running) {
        LOG.info("Stopping container " + getId());
        try {
          protocol.stopContainer(id, timeout);
          this.running = false;
        } catch (RuntimeException e) {
          LOG.log(Level.WARNING, "Unable to stop container: " + e.getMessage(), e);
        }
      }
    }
  
    public ContainerInfo inspect() {
      LOG.info("Inspecting container " + getId());
  
      return protocol.inspectContainer(getId());
    }
  
    public ContainerLogs getLogs() {
      if (this.running) {
        LOG.info("Getting logs " + getId());
        return protocol.getContainerLogs(getId());
      }
      return new ContainerLogs(getId(), new ArrayList<>());
    }
  }
  