* Implementations MUST expose all nested suboperations which operates on child
* nodes expose via {@link #getChild(PathArgument)} method.
* <li>Same suboperations SHOULD be used when invoked via
* Implementations MUST expose all nested suboperations which operates on child
* nodes expose via {@link #getChild(PathArgument)} method.
* <li>Same suboperations SHOULD be used when invoked via