public function get($job_id)
    {
        $result = null;
        $this->hook->attach('job.get.before', $job_id, $result, $this);

        if (isset($result)) {
            return $result;
        }

        $result = $this->getSession($job_id);
        $this->hook->attach('job.get.after', $job_id, $result, $this);
        return $result;
    }