* close or flush either object.
   *
   * @param from the object to read from
   * @param to the object to write to
   * @return the number of characters copied
   * @throws IOException if an I/O error occurs
   */
  @CanIgnoreReturnValue
  public static long copy(Readable from, Appendable to) throws IOException {
    // The most common case is that from is a Reader (like InputStreamReader or StringReader) so

   * AtomicInteger's atomic operations, with some help from ConcurrentMap's atomic operations on
   * creation and removal (including automatic removal of zeroes). If the modification of an
   * AtomicInteger results in zero, we compareAndSet the value to zero; if that succeeds, we remove
   * the entry from the Map. If another operation sees a zero in the map, it knows that the entry is

    final Bound to;
    final Bound from;
    final K firstInclusive;
    final K lastInclusive;
    private final Comparator<Entry<K, V>> entryComparator;

    public SortedMapSubmapTestMapGenerator(
        TestSortedMapGenerator<K, V> delegate, Bound to, Bound from) {
      super(delegate);
      this.to = to;
      this.from = from;

      SortedMap<K, V> emptyMap = delegate.create();

      Invokable<A, A> invokable = Invokable.from(constructor);
      assertEquals(constructor.getName(), invokable.getName());
      assertEquals(A.class, invokable.getDeclaringClass());
      return invokable;
    }

    static Invokable<?, Object> method(String name, Class<?>... parameterTypes) throws Exception {
      Invokable<?, Object> invokable =
          Invokable.from(A.class.getDeclaredMethod(name, parameterTypes));

      Entry<?, ?> entry = (Entry<?, ?>) object;
      inverse.delegate.remove(entry.getValue());
      /*
       * Remove the mapping in inverse before removing from esDelegate because
       * if entry is part of esDelegate, entry might be invalidated after the
       * mapping is removed from esDelegate.
       */
      esDelegate.remove(entry);
      return true;
    }

    @Override
    public Iterator<Entry<K, V>> iterator() {

 *       patterns and clumps. The goal of a good hash function is to stamp these patterns out as
 *       thoroughly as possible.
 *   <li><b>bit-dispersing:</b> masking out any <i>single bit</i> from a hash code should yield only
 *       the expected <i>twofold</i> increase to all collision rates. Informally, the "information"
 *       in the hash code should be as evenly "spread out" through the hash code's bits as possible.

   * Reader}. The returned stream throws a {@link DecodingException} upon decoding-specific errors.
   */
  @J2ktIncompatible
  @GwtIncompatible // Reader,InputStream
  public abstract InputStream decodingStream(Reader reader);

  /**
   * Returns a {@code ByteSource} that reads base-encoded bytes from the specified {@code
   * CharSource}.
   */

    new GenericInterfaceDefaultValueChecker().check();
  }

  private interface NullRejectingFromTo<F, T> extends Function<F, T> {
    @Override
    public abstract T apply(F from);
  }

  private static class NullRejectingInterfaceDefaultValueChecker extends DefaultValueChecker {

    @SuppressWarnings("unused") // called by NullPointerTester

  private void enqueueStoppingEvent(final State from) {
    if (from == State.STARTING) {
      listeners.enqueue(STOPPING_FROM_STARTING_EVENT);
    } else if (from == State.RUNNING) {
      listeners.enqueue(STOPPING_FROM_RUNNING_EVENT);
    } else {
      throw new AssertionError();
    }
  }

  private void enqueueTerminatedEvent(final State from) {
    switch (from) {
      case NEW:

 *   <li><b>Non-destructive:</b> A <i>destructive</i> reader will consume or otherwise alter the
 *       source as they are read from it. A source that provides such readers will not be reusable,
 *       and operations that read from the stream (including {@link #length()}, in some
 *       implementations) will prevent further operations from completing as expected.
 * </ul>
 *
 * @since 14.0
 * @author Colin Decker
 */
@J2ktIncompatible