public function printPolicy()
    {
        Log::logPrint('Policy:');
        foreach (['p', 'g'] as $sec) {
            if (!isset($this->model[$sec])) {
                return;
            }
            foreach ($this->model[$sec] as $key => $ast) {
                Log::logPrint($key, ': ', $ast->value, ': ', $ast->policy);
            }
        }
    }