final PathArgument childId, final Version version) {
final Optional<NormalizedNode<?, ?>> child = data.getChild(childId);
return child.isPresent() ? TreeNodeFactory.createTreeNode(child.get(), version) : null;
final PathArgument childId, final Version version) {
final Optional<NormalizedNode<?, ?>> child = data.getChild(childId);
return child.isPresent() ? TreeNodeFactory.createTreeNode(child.get(), version) : null;