protected function loadLoaders(array $loaders, array $allowed)
{
$builder = $this->getContainerBuilder();
foreach ($loaders as $format => $class) {
if (array_search($format, $allowed) === FALSE) {
continue;
}
$builder->addDefinition($this->prefix('loader.' . $format))->setClass($class)->addTag(self::TAG_LOADER, $format);
}
}