public function setLog($arg, $func, $name = null)
{
if (!is_null($name)) {
// if is defined
$name1 = Helper::getClassName($name);
} else {
$name1 = 'error';
}
$logger = new Logger($func);
$logger->pushHandler(new StreamHandler($this->path . "/{$name1}.log", Logger::DEBUG));
return $logger->addInfo(json_encode($arg));
}