protected function addReverseProperty($property, NodeInterface $node)
    {
        $this->revProperties[$property][$node->getId()] = $node;
    }
protected function addReverseProperty($property, NodeInterface $node)
    {
        $this->revProperties[$property][$node->getId()] = $node;
    }
protected function addReverseProperty ( $ property , NodeInterface $ node ) { $ this -> revProperties [ $ property ] [ $ node -> getId ( ) ] = $ node ; }
Add a reverse property.

@param string        $property The name of the property.
@param NodeInterface $node     The node which has a property pointing
to this node instance.
Add a reverse property .