/**
  * @param Project $project
  *
  * @return Project_Service_ServiceUsage[]
  */
 public function getAllServicesUsage(Project $project)
 {
     $services_usages = array();
     $res = $this->dao->getAllServicesUsage($project->getID());
     while ($row = $res->getRow()) {
         $services_usages[] = $this->getInstanceFromRow($row);
     }
     return $services_usages;
 }