@Override
  public @NotNull PackagingElement<?> createParentDirectories(@NotNull String relativeOutputPath, @NotNull PackagingElement<?> element) {
    return createParentDirectories(relativeOutputPath, Collections.singletonList(element)).get(0);
  }
@Override
  public @NotNull PackagingElement<?> createParentDirectories(@NotNull String relativeOutputPath, @NotNull PackagingElement<?> element)