- [Removed](#removed-15)
- [v1.28.0-rc.1](#v1280-rc1)
  - [Downloads for v1.28.0-rc.1](#downloads-for-v1280-rc1)
    - [Source Code](#source-code-16)
    - [Client Binaries](#client-binaries-16)
    - [Server Binaries](#server-binaries-16)
    - [Node Binaries](#node-binaries-16)
    - [Container Images](#container-images-16)
  - [Changelog since v1.28.0-rc.0](#changelog-since-v1280-rc0)

      }
    }
  }

  /**
   * Invokes {@code latch.}{@link CountDownLatch#await(long, TimeUnit) await(timeout, unit)}
   * uninterruptibly.
   *
   * @since 33.4.0 (but since 28.0 in the JRE flavor)
   */
  @J2ktIncompatible
  @GwtIncompatible // concurrency
  @IgnoreJRERequirement // Users will use this only if they're already using Duration.

    delegate.stopAsync();
    return this;
  }

  /**
   * @since 15.0
   */
  @Override
  public final void awaitRunning() {
    delegate.awaitRunning();
  }

  /**
   * @since 28.0
   */
  @Override
  public final void awaitRunning(Duration timeout) throws TimeoutException {
    Service.super.awaitRunning(timeout);
  }

  /**
   * @since 15.0
   */
  @Override

     *
     * @param initialDelay the time to delay first execution
     * @param delay the delay between the termination of one execution and the commencement of the
     *     next
     * @since 28.0 (but only since 33.4.0 in the Android flavor)
     */
    public static Scheduler newFixedDelaySchedule(Duration initialDelay, Duration delay) {
      return newFixedDelaySchedule(

   * @param terminationTimeout how long to wait for the executor to finish before terminating the
   *     JVM
   * @return an unmodifiable version of the input which will not hang the JVM
   * @since 28.0 (but only since 33.4.0 in the Android flavor)
   */
  @J2ktIncompatible
  @GwtIncompatible // TODO
  public static ExecutorService getExitingExecutorService(
      ThreadPoolExecutor executor, Duration terminationTimeout) {

   * @param timeout how long to wait before giving up
   * @return the number of elements transferred
   * @throws InterruptedException if interrupted while waiting
   * @since 28.0 (but only since 33.4.0 in the Android flavor)
   */
  @CanIgnoreReturnValue
  @J2ktIncompatible
  @GwtIncompatible // BlockingQueue
  public static <E> int drain(

   * @param timeout how long to wait before giving up
   * @return the number of elements transferred
   * @throws InterruptedException if interrupted while waiting
   * @since 33.4.0 (but since 28.0 in the JRE flavor)
   */
  @CanIgnoreReturnValue
  @J2ktIncompatible
  @GwtIncompatible // BlockingQueue
  @IgnoreJRERequirement // Users will use this only if they're already using Duration

        ? (FluentFuture<V>) future
        : new ForwardingFluentFuture<V>(future);
  }

  /**
   * Simply returns its argument.
   *
   * @deprecated no need to use this
   * @since 28.0
   */
  @InlineMe(
      replacement = "checkNotNull(future)",
      staticImports = "com.google.common.base.Preconditions.checkNotNull")
  @Deprecated

   * @throws IllegalStateException if the service manager reaches a state from which it cannot
   *     become {@linkplain #isHealthy() healthy}.
   * @since 33.4.0 (but since 28.0 in the JRE flavor)
   */
  @IgnoreJRERequirement // Users will use this only if they're already using Duration.
  public void awaitHealthy(Duration timeout) throws TimeoutException {

   * @throws IllegalStateException if the service manager reaches a state from which it cannot
   *     become {@linkplain #isHealthy() healthy}.
   * @since 28.0 (but only since 33.4.0 in the Android flavor)
   */
  public void awaitHealthy(Duration timeout) throws TimeoutException {
    awaitHealthy(toNanosSaturated(timeout), TimeUnit.NANOSECONDS);
  }

  /**