/**
* Create a shadow NodeData at the given path with the same workspace and dimensions as this
*
* Note: The constructor will already add the new object to the repository
*
* @param string $path The (original) path for the node data
* @return NodeData
*/
public function createShadow($path)
{
$shadowNode = new NodeData($path, $this->workspace, $this->identifier, $this->dimensionValues);
$shadowNode->similarize($this);
$shadowNode->setAsShadowOf($this);
return $shadowNode;
}