*/
  @ForOverride
  protected abstract void doStart();

  /**
   * This method should be used to initiate service shutdown. The invocation of this method should
   * cause a call to {@link #notifyStopped()}, either during this method's run, or after it has
   * returned. If shutdown fails, the invocation should cause a call to {@link
   * #notifyFailed(Throwable)} instead.
   *

  /** Simple same thread listening executor service that doesn't handle shutdown. */
  private static class TestListeningExecutorService extends AbstractListeningExecutorService {

    @Override
    public void execute(Runnable runnable) {
      assertThat(runnable).isInstanceOf(TrustedListenableFutureTask.class);
      runnable.run();
    }

    @Override
    public void shutdown() {}

    @Override
    public List<Runnable> shutdownNow() {

        .url("http://publicobject.com/helloworld.txt")
        .build();

    try (Response response = client.newCall(request).execute()) {
      System.out.println(response.body().string());
    }

    server.shutdown();
    socketFile.delete();
  }

  public static void main(String... args) throws Exception {
    new ClientAndServer().run();
  }

    override fun execute(
      taskRunner: TaskRunner,
      runnable: Runnable,
    ) {
      executor.execute(runnable)
    }

    fun shutdown() {
      executor.shutdown()
    }
  }

  companion object {
    val logger: Logger = Logger.getLogger(TaskRunner::class.java.name)

    @JvmField

  public boolean isShutdown() {
    return delegate().isShutdown();
  }

  @Override
  public boolean isTerminated() {
    return delegate().isTerminated();
  }

  @Override
  public void shutdown() {
    delegate().shutdown();
  }

  @Override
  @CanIgnoreReturnValue
  public List<Runnable> shutdownNow() {
    return delegate().shutdownNow();
  }

  @Override
  public void execute(Runnable command) {

          this.writer = null
          taskQueue.execute("$name writer close", cancelable = false) {
            writerToClose.closeQuietly()
          }
        }

        this.taskQueue.shutdown()
      }

      sendOnClosed = !failed && writer == null && receivedCloseCode != -1
    }

    if (sendOnClosed) {
      listener.onClosed(this, code, reason!!)
    }

    private static final Logger log = LoggerFactory.getLogger(AbstractCIFSContext.class);
    private boolean closed;

    /**
     * Default constructor that registers a shutdown hook for cleanup
     */
    public AbstractCIFSContext() {
        Runtime.getRuntime().addShutdownHook(this);
    }

    /**
     * @param creds the credentials to use

                    this.transport.release();
                }

                // Shutdown channel manager
                if (this.channelManager != null) {
                    this.channelManager.shutdown();
                    this.channelManager = null;
                }

                // Shutdown witness client
                if (this.witnessClient != null) {
                    this.witnessClient.close();

        directoryLeaseManager.requestDirectoryLease(directoryPath, DirectoryLeaseState.DIRECTORY_READ_HANDLE,
                DirectoryCacheScope.IMMEDIATE_CHILDREN);

        // Shutdown
        directoryLeaseManager.shutdown();

        // Verify cleanup
        assertNull(directoryLeaseManager.getCacheEntry(directoryPath));
    }

    @Test
    public void testMultipleDirectories() {

        }
    }

    /**
     * Cleanup and shutdown the multi-channel manager.
     */
    public void shutdown() {
        log.info("Shutting down MultiChannelManager");

        // Close all channels
        for (String sessionId : new ArrayList<>(sessionChannels.keySet())) {
            removeChannels(sessionId);
        }

        // Shutdown thread pools
        healthCheckExecutor.shutdown();