code: public function getData()
      {
          $i = 1;
          $data = array();
  
          while ($i++ <= $this->_limit) {
              $entity = new $this->_entityClass;
  
              if( ! $entity instanceof \Phaker\Service\Entity\EntityAbstract ) {
                  throw new \Exception();
              }
  
              $data[] = $entity->getData();
          }
  
          return $data;
      }
docs: (non-PHPdoc)
  @see \Phaker\Service\ServiceAbstract::getData()