/**
  *
  *
  * @return array $locked
  */
 public static function get_locked()
 {
     Carper::croak("rewrite get_locked to use AIR2_Query dql");
     $proto = new JobQueue();
     $jobs = $proto->fetchAll("where jq_start_dtim is not null and jq_complete_dtim is null");
     $locked = array();
     while ($job = $jobs->next()) {
         $locked[] = $job;
     }
     return $locked;
 }