code: protected boolean isShadowed(IEObjectDescription input) {
  		final Iterable<IEObjectDescription> localElements = getLocalElementsByName(input.getName());
  		final boolean isEmpty = isEmpty(localElements);
  		return !isEmpty;
  	}
docs: Returns <code>true</code> if the given description {@code input} from the parent scope is
  shadowed by local elements.
  @return <code>true</code> if the given description {@code input} from the parent scope is
  shadowed by local elements.