/**
  * buildApis.
  *
  * @method buildApis
  *
  * @param \Payum\Core\Gateway                $gateway
  * @param \Payum\Core\Bridge\Spl\ArrayObject $config
  */
 protected function buildApis(Gateway $gateway, ArrayObject $config)
 {
     foreach ($config as $name => $value) {
         if (0 === strpos($name, 'payum.api') && false == is_object($config[$name])) {
             $config[$name] = $this->app[$config[$name]];
         }
     }
     parent::buildApis($gateway, $config);
 }