@NotNull
  @Override
  public <P extends JpsElement, LibraryType extends JpsLibraryType<P> & JpsElementTypeWithDefaultProperties<P>>
  JpsLibrary addLibrary(@NotNull String name, @NotNull LibraryType libraryType) {
    return myLibraryCollection.addLibrary(name, libraryType);
  }
@NotNull
  @Override
  public <P extends JpsElement, LibraryType extends JpsLibraryType<P> & JpsElementTypeWithDefaultProperties<P>>
  JpsLibrary addLibrary(@NotNull String name, @NotNull LibraryType libraryType)