/**
  * Connect into your DataBase
  *
  */
 public function connect(abstractConnectorConfig $connectorConfig)
 {
     if (!$this->isConnected()) {
         try {
             $this->instance = new PDO($connectorConfig->getDsn(), $connectorConfig->getUser(), $connectorConfig->getPassword());
         } catch (PDOException $e) {
             throw new Exception("Error to connect on your database." . $e->getMessage());
         }
         $this->instance->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
     }
 }