// This exclusion doesn't exclude the TOMBSTONE objects we set. So 'done' NEW futures will look
  // larger than they are.
  @SuppressWarnings("FutureReturnValueIgnored")
  @Footprint(exclude = {Runnable.class, Executor.class, Thread.class, Exception.class})
  public Object measureSize() {
    for (Thread thread : blockedThreads) {
      thread.interrupt();
    }
    blockedThreads.clear();
    Facade<Object> f = impl.newFacade();

        return java.util.Objects.hashCode(input);
    }

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        final ProtwordsItem other = (ProtwordsItem) obj;
        return java.util.Objects.equals(input, other.input);
    }

                        && Objects.equals(inactiveProfileIds, that.inactiveProfileIds)
                        && Objects.equals(systemProperties, that.systemProperties)
                        && Objects.equals(userProperties, that.userProperties)
                        && repositoryMerging == that.repositoryMerging
                        && Objects.equals(repositories, that.repositories)

     *
     * @param obj the object to compare with this request
     * @return {@code true} if the objects are equal, {@code false} otherwise
     */
    @Override
    boolean equals(Object obj);

    /**
     * Returns a string representation of this request, used for debugging and logging purposes.
     * The format should include the request type and any significant attributes that define the
     * request's state.
     *

      this.string = string;
    }

    @Override
    public int indexOf(@Nullable Object object) {
      return (object instanceof Character) ? string.indexOf((Character) object) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object object) {
      return (object instanceof Character) ? string.lastIndexOf((Character) object) : -1;
    }

    @Override

    static Construction<Map<Object, Object>> mapFromKeys(
        Supplier<Map<Object, Object>> mutableSupplier) {
      return keys -> {
        Map<Object, Object> map = mutableSupplier.get();
        for (Object key : keys) {
          map.put(key, new Object());
        }
        return map;
      };
    }

    static Construction<Set<Object>> setFromElements(Supplier<Set<Object>> mutableSupplier) {

            }
            return new ByteArrayOutputStream();
        }
    }

    /**
     * Creates an OutputStream from a ToXContent object with the specified media type.
     *
     * @param xContent the content object to convert
     * @param mediaType the media type for the output
     * @return an OutputStream containing the converted content
     */

            RepositoryEventDispatcher repositoryEventDispatcher) {
        this.metadataResolver = Objects.requireNonNull(metadataResolver, "metadataResolver cannot be null");
        this.syncContextFactory = Objects.requireNonNull(syncContextFactory, "syncContextFactory cannot be null");
        this.repositoryEventDispatcher =
                Objects.requireNonNull(repositoryEventDispatcher, "repositoryEventDispatcher cannot be null");
    }

        @J2ktIncompatible // serialization
        Object writeReplace() {
          return super.writeReplace();
        }
      };
    }

    @Override
    public boolean contains(@Nullable Object object) {
      if (object instanceof Entry) {
        Entry<?, ?> entry = (Entry<?, ?>) object;
        Object k = entry.getKey();
        Object v = entry.getValue();

@GwtCompatible
public interface Supplier<T extends @Nullable Object> {
  /**
   * Retrieves an instance of the appropriate type. The returned object may or may not be a new
   * instance, depending on the implementation.
   *
   * @return an instance of the appropriate type
   */
  @ParametricNullness
  T get();

  /**
   * <i>May</i> return {@code true} if {@code object} is a {@code Supplier} that behaves identically