@GwtIncompatible // BlockingQueue
  public static <E> int drain(
      BlockingQueue<E> q, Collection<? super E> buffer, int numElements, Duration timeout)
      throws InterruptedException {
    // TODO(b/126049426): Consider using saturateToNanos(timeout) instead.
    return drain(q, buffer, numElements, timeout.toNanos(), NANOSECONDS);
  }

  /**

    while (from.read(buf) != -1) {
      Java8Compatibility.flip(buf);
      to.append(buf);
      total += buf.remaining();
      Java8Compatibility.clear(buf);
    }
    return total;
  }

  // TODO(lukes): consider allowing callers to pass in a buffer to use, some callers would be able
  // to reuse buffers, others would be able to size them more appropriately than the constant
  // defaults

  /**

      List<Constructor<X>> constructors) {
    return WITH_STRING_PARAM_THEN_WITH_THROWABLE_PARAM.sortedCopy(constructors);
  }

  // TODO: b/296487962 - Consider defining a total order over constructors.
  private static final Ordering<List<Class<?>>> ORDERING_BY_CONSTRUCTOR_PARAMETER_LIST =
      Ordering.natural()

          checkArgument(
              !parameterTypes[0].isPrimitive(),
              "@Subscribe method %s's parameter is %s. "
                  + "Subscriber methods cannot accept primitives. "
                  + "Consider changing the parameter to %s.",
              method,
              parameterTypes[0].getName(),
              Primitives.wrap(parameterTypes[0]).getSimpleName());

   * other situations as it is not specified by any RFC and does not appear in the <a
   * href="http://www.iana.org/assignments/media-types">/IANA MIME Media Types</a> list. Consider
   * {@link #OCTET_STREAM} for binary data that is not being served to a browser.
   *
   * @since 14.0
   */
  public static final MediaType APPLICATION_BINARY = createConstant(APPLICATION_TYPE, "binary");

   * @param executor the executor in which the listeners callback methods will be run. For fast,
   *     lightweight listeners that would be safe to execute in any thread, consider {@link
   *     MoreExecutors#directExecutor}.
   * @since 13.0
   */
  void addListener(Listener listener, Executor executor);

  /**
   * The lifecycle states of a service.
   *

    result.timer = scheduledExecutor.schedule(fire, time, unit);
    delegate.addListener(fire, directExecutor());
    return result;
  }

  /*
   * Memory visibility of these fields. There are two cases to consider.
   *
   * 1. visibility of the writes to these fields to Fire.run:
   *
   * The initial write to delegateRef is made definitely visible via the semantics of

      // we indeed waited; a slow thread had enough time to interrupt us
    }
  }

  // same as above; uninterruptible version
  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.
  private void assertUninterruptibleDrained(BlockingQueue<Object> q) {
    assertEquals(0, Queues.drainUninterruptibly(q, ImmutableList.of(), 0, 10, MILLISECONDS));

    // but does the wait actually occurs?

   *
   * <p>If the argument is nonnegative, the returned result will be equal to {@code bits},
   * otherwise, the result will be equal to {@code 2^32 + bits}.
   *
   * <p>To represent unsigned decimal constants, consider {@link #valueOf(long)} instead.
   *
   * @since 14.0
   */
  public static UnsignedInteger fromIntBits(int bits) {
    return new UnsignedInteger(bits);
  }

  /**

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public abstract class AbstractMultisetSetCountTester<E> extends AbstractMultisetTester<E> {
  /*
   * TODO: consider adding MultisetFeatures.SUPPORTS_SET_COUNT. Currently we
   * assume that using setCount() to increase the count is permitted iff add()
   * is permitted and similarly for decrease/remove(). We assume that a