/**
* @param string|array $config
*/
protected function setupMetadataParserFactory($config)
{
$builder = $this->getContainerBuilder();
if (is_array($config) && empty($config['class'])) {
$config['class'] = $this->defaults['metadataParserFactory'];
}
Compiler::parseService($builder->addDefinition($this->prefix('metadataParserFactory')), $config);
}