/**
* Returns the hierarchy used by this Logger.
*
* Caution: do not use this hierarchy unless you have called initialize().
* To get Loggers, use the Logger::getLogger and Logger::getRootLogger
* methods instead of operating on on the hierarchy directly.
*
* @return Payone_Log4php_LoggerHierarchy
*/
public static function getHierarchy()
{
if (!isset(self::$hierarchy)) {
self::$hierarchy = new Payone_Log4php_LoggerHierarchy(new Payone_Log4php_LoggerRoot());
}
return self::$hierarchy;
}
