/**
* Get the object configuration
*
* If no identifier is passed the object config of this object will be returned. Function recursively
* resolves identifier aliases and returns the aliased identifier.
*
* @param mixed $identifier An ObjectIdentifier, identifier string or object implementing ObjectInterface
* @return ObjectConfig
*/
public final function getConfig($identifier = null)
{
if (isset($identifier)) {
$result = $this->__object_manager->getIdentifier($identifier)->getConfig();
} else {
$result = $this->__object_config;
}
return $result;
}