@NotNull
  private static NewLibraryConfiguration createNewLibraryConfiguration(RepositoryLibraryProperties props,
                                                                       Collection<? extends OrderRoot> roots) {
    return new NewLibraryConfiguration(
      suggestLibraryName(props),
      RepositoryLibraryType.getInstance(),
      props) {
      @Override
      public void addRoots(@NotNull LibraryEditor editor) {
        editor.addRoots(roots);
      }
    };
  }
@NotNull
  private static NewLibraryConfiguration createNewLibraryConfiguration(RepositoryLibraryProperties props,
                                                                       Collection<? extends OrderRoot> roots)