public function getBehaviorContentBase($contentName, $modifier)
    {
        $modifierGetter = 'get' . $modifier;
        foreach ($this->getTable()->getBehaviors() as $behavior) {
            $modifier = $behavior->$modifierGetter();
            if (method_exists($modifier, $contentName)) {
                return $modifier->$contentName($this);
            }
        }
    }