public static function query( ezpContentCriteria $criteria )
    {
        $fetchParams = self::translateFetchParams( $criteria );
        $nodes = eZContentObjectTreeNode::subTreeByNodeID( $fetchParams->params, $fetchParams->rootNodeId );
        $return = array();
        foreach( $nodes as $node )
        {
            $return[] = ezpContent::fromNode( $node );
        }
        return $return;
    }