public function getTotalTime()
    {
        if (null === $this->totalTime) {
            $this->totalTime = 0;
            foreach ($this->data['actions'] as $action) {
                if (isset($action['time'])) {
                    $this->totalTime += $action['time'];
                }
            }
            foreach ($this->data['applicableCheckers'] as $applicableChecker) {
                if (isset($applicableChecker['time'])) {
                    $this->totalTime += $applicableChecker['time'];
                }
            }
        }

        return $this->totalTime;
    }