return stream().toList().iterator();
    }

    @Override
    public Stream<Lifecycle> stream() {
        return providers.stream().map(ExtensibleEnumProvider::provides).flatMap(Collection::stream);
    }

    @Override
    public Optional<Lifecycle> lookup(String id) {
        return stream().filter(lf -> Objects.equals(id, lf.id())).findAny();
    }

            return phases;
        }

        @Override
        public Stream<Lifecycle.Phase> allPhases() {
            return Stream.concat(Stream.of(this), phases().stream().flatMap(Lifecycle.Phase::allPhases));
        }
    }

    static class DefaultAlias implements Lifecycle.Alias {
        private final String v3Phase;
        private final String v4Phase;

            // TODO: destinationDirectory should be part of Javadoc
            javadocs.getRenderedDocumentation().from(javadocAll.flatMap(task -> (DirectoryProperty) task.getExtensions().getExtraProperties().get("destinationDirectory")));
        });

        CheckstyleExtension checkstyle = project.getExtensions().getByType(CheckstyleExtension.class);

        .orEmpty()

    private
    fun TestFilesCleanupProjectState.prepareReportsForCiPublishing(executedTaskPaths: List<String>, tmpTestFiles: Collection<File>) {
        val reports = executedTaskPaths
            .flatMap { taskPathReports.getOrDefault(it, emptyList()) }
        if (isAnyTestTaskFailed(projectPath.get())) {
            prepareReportForCiPublishing(tmpTestFiles + reports)
        } else {

    private const val SOCKET_BUFFER_SIZE = 256 * 1024
  }
}

class CancelModelParamProvider : SimpleProvider() {
  override fun arguments() =
    CancelTest.CancelMode.values().flatMap { c ->
      CancelTest.ConnectionType.values().map { x ->
        Pair(
          c,
          x,
        )
      }
    }

  //   sessions.size() == 0 && delete_requested == true
  //
  // TODO(b/74949947): mutations currently trigger a warning instead of a bad
  // status, this should be reverted when possible.
  tensorflow::gtl::FlatMap<TF_Session*, tensorflow::string> sessions
      TF_GUARDED_BY(mu);
  bool delete_requested TF_GUARDED_BY(mu);  // set true by TF_DeleteGraph

  // Used to link graphs contained in TF_WhileParams to the parent graph that

 * relevant methods below.
 *
 * <ul>
 *   <li>This class is serializable; {@code java.util.Optional} is not.
 *   <li>{@code java.util.Optional} has the additional methods {@code ifPresent}, {@code filter},
 *       {@code flatMap}, and {@code orElseThrow}.
 *   <li>{@code java.util} offers the primitive-specialized versions {@code OptionalInt}, {@code
 *       OptionalLong} and {@code OptionalDouble}, the use of which is recommended; Guava does not

   * Iterables.concat(Collections.nCopies(n, iterable))}
   *
   * <p><b>Java 8+ users:</b> The {@code Stream} equivalent of this method is {@code
   * Stream.generate(() -> iterable).flatMap(Streams::stream)}.
   */
  public static <T extends @Nullable Object> Iterable<T> cycle(final Iterable<T> iterable) {
    checkNotNull(iterable);
    return new FluentIterable<T>() {
      @Override

    private
    val collectors: List<VersionsToIncubatingCollector>

) : VersionsToIncubatingCollector {

    override fun collectFrom(sourceFile: File): VersionsToIncubating =
        collectors
            .flatMap { it.collectFrom(sourceFile).entries }
            .associate { it.key to it.value }
}


private
const val VERSION_NOT_FOUND = "Not found"


private

  }

  /**
   * Returns a {@link Stream} containing the elements of the first stream, followed by the elements
   * of the second stream, and so on.
   *
   * <p>This is equivalent to {@code Stream.of(streams).flatMap(stream -> stream)}, but the returned
   * stream may perform better.
   *
   * @see Stream#concat(Stream, Stream)
   */
  @SuppressWarnings("unchecked") // could probably be avoided with a forwarding Spliterator