public function __toString()
 {
     $this->__load();
     return parent::__toString();
 }
 /**
  * @see Newscoop\Service\Implementation\ArticleTypeServiceDoctrine::create()
  */
 private function _create($name)
 {
     Validation::notEmpty($name, 'name');
     $artType = new ArticleType();
     $artType->setName($name);
     $em = $this->getEntityManager();
     $em->persist($artType);
     return $artType;
 }