protected abstract Future<? extends V> delegate();

  @Override
  @CanIgnoreReturnValue
  public boolean cancel(boolean mayInterruptIfRunning) {
    return delegate().cancel(mayInterruptIfRunning);
  }

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

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

  @Override
  @CanIgnoreReturnValue

    }

    @Override
    public boolean remove(@Nullable Object key) {
      if (!contains(key)) {
        return false;
      }
      removeFromBothMaps(key);
      return true;
    }

    @Override
    public boolean removeAll(Collection<?> keysToRemove) {
      return standardRemoveAll(keysToRemove);
    }

    @Override
    public boolean retainAll(Collection<?> keysToRetain) {

    /** Total number of pages based on record count and page size. */
    private int allPageCount;

    /** Flag indicating if a previous page exists. */
    private boolean existPrePage;

    /** Flag indicating if a next page exists. */
    private boolean existNextPage;

    /** List of page numbers for pagination navigation. */
    private List<Integer> pageNumberList;

    /** Number of records to display per page. */

   */
  static class IteratorWithJdkBug6529795<T> implements Iterator<T> {
    Iterator<T> iterator;
    boolean nextThrewException;

    IteratorWithJdkBug6529795(Iterator<T> iterator) {
      this.iterator = iterator;
    }

    @Override
    public boolean hasNext() {
      return iterator.hasNext();
    }

    @Override
    public T next() {
      try {

        }

        public boolean add(final E e) {
            return parent.add(e);
        }

        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);
        }

        public boolean addAll(final Collection<? extends E> c) {

  override fun send(text: String): Boolean = send(text.encodeUtf8(), OPCODE_TEXT)

  override fun send(bytes: ByteString): Boolean = send(bytes, OPCODE_BINARY)

  @Synchronized private fun send(
    data: ByteString,
    formatOpcode: Int,
  ): Boolean {
    // Don't send new frames after we've failed or enqueued a close frame.

    return NaNLinearTransformation.INSTANCE;
  }

  /** Returns whether this is a vertical transformation. */
  public abstract boolean isVertical();

  /** Returns whether this is a horizontal transformation. */
  public abstract boolean isHorizontal();

  /**
   * Returns the slope of the transformation, i.e. the rate of change of {@code y} with respect to

   *
   * <p>This method delegates to the appropriate methods of {@link NavigableMap} (namely {@link
   * NavigableMap#subMap(Object, boolean, Object, boolean) subMap()}, {@link
   * NavigableMap#tailMap(Object, boolean) tailMap()}, and {@link NavigableMap#headMap(Object,
   * boolean) headMap()}) to actually construct the view. Consult these methods for a full
   * description of the returned view's behavior.
   *

        } finally {
            zip.close()
        }
        true
    }

    private static boolean assertDefaultDirPermissions(int mode) {
        assert ((mode >> 6) & 07) == 7
        assert ((mode >> 3) & 07) == 5
        assert ((mode >> 0) & 07) == 5
        true
    }

    private static boolean assertDefaultFilePermissions(int mode) {
        assert ((mode >> 6) & 07) == 6

 * limitations under the License.
 */

package gradlebuild.buildutils.model