protected function getContentTreeCollection( $currentSite, $virtualFolder, $collection, $fullPath, $depth, $properties )
    {
        $nodePath = $this->internalNodePath( $virtualFolder, $collection );
        $node = $this->fetchNodeByTranslation( $nodePath );

        if ( !$node )
        {
            return false; // self::FAILED_NOT_FOUND;
        }

        // Can we list the children of the node?
        if ( !$node->canRead() )
        {
            return false; // self::FAILED_FORBIDDEN;
        }

        $entries = $this->fetchContentList( $fullPath, $node, $nodePath, $depth, $properties );
        return $entries;
    }