@Override
  public final boolean isRunning() {
    return state() == RUNNING;
  }

  @Override
  public final State state() {
    return snapshot.externalState();
  }

  /**
   * @since 14.0
   */
  @Override
  public final Throwable failureCause() {
    return snapshot.failureCause();
  }

  /**
   * @since 13.0
   */
  @Override

   *
   * @return an immutable {@code RandomAccess} list of the {@code k} least elements in ascending
   *     order
   * @throws IllegalArgumentException if {@code k} is negative
   * @since 14.0
   */
  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  public <E extends T> List<E> leastOf(Iterator<E> iterator, int k) {
    checkNotNull(iterator);

   *
   * @return an immutable {@code RandomAccess} list of the {@code k} least elements in ascending
   *     order
   * @throws IllegalArgumentException if {@code k} is negative
   * @since 14.0
   */
  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  public <E extends T> List<E> leastOf(Iterator<E> iterator, int k) {
    checkNotNull(iterator);

   * <p>The returned queue will be serializable if the specified queue is serializable.
   *
   * @param queue the queue to be wrapped in a synchronized view
   * @return a synchronized view of the specified queue
   * @since 14.0
   */
  @J2ktIncompatible // Synchronized
  public static <E extends @Nullable Object> Queue<E> synchronizedQueue(Queue<E> queue) {
    return Synchronized.queue(queue, null);
  }

  /**

pkg syscall (netbsd-arm64-cgo), const DLT_MOST ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_MPLS = 219
pkg syscall (netbsd-arm64-cgo), const DLT_MPLS ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_MTP2 = 140
pkg syscall (netbsd-arm64-cgo), const DLT_MTP2 ideal-int
pkg syscall (netbsd-arm64-cgo), const DLT_MTP2_WITH_PHDR = 139
pkg syscall (netbsd-arm64-cgo), const DLT_MTP2_WITH_PHDR ideal-int

   * {@link Predicate#apply}. Do not provide a predicate such as {@code
   * Predicates.instanceOf(ArrayList.class)}, which is inconsistent with equals.
   *
   * @since 14.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      SetMultimap<K, V> filterKeys(
          SetMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) {

   * {@link Predicate#apply}. Do not provide a predicate such as {@code
   * Predicates.instanceOf(ArrayList.class)}, which is inconsistent with equals.
   *
   * @since 14.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      SetMultimap<K, V> filterKeys(
          SetMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) {

   * <p>The returned queue will be serializable if the specified queue is serializable.
   *
   * @param queue the queue to be wrapped in a synchronized view
   * @return a synchronized view of the specified queue
   * @since 14.0
   */
  @J2ktIncompatible // Synchronized
  public static <E extends @Nullable Object> Queue<E> synchronizedQueue(Queue<E> queue) {
    return Synchronized.queue(queue, null);
  }

  /**

 *
 * <p>{@link #setDefault} allows subclasses to specify default values for types.
 *
 * <p>This class incurs IO because it scans the classpath and reads classpath resources.
 *
 * @author Ben Yu
 * @since 14.0
 */
// TODO: Switch to JUnit 4 and use @Parameterized and @BeforeClass
// Note: @Test annotations are deliberate, as some subclasses specify @RunWith(JUnit4).
@GwtIncompatible
@J2ktIncompatible

 * new ClassSanityTester()
 *     .forAllPublicStaticMethods(Books.class)
 *     .thatReturn(Book.class)
 *     .testEquals(); // or testNulls(), testSerializable() etc.
 * </pre>
 *
 * @author Ben Yu
 * @since 14.0
 */
@GwtIncompatible
@J2ktIncompatible
@NullUnmarked
@SuppressWarnings("nullness")
public final class ClassSanityTester {

  private static final Ordering<Invokable<?, ?>> BY_METHOD_NAME =