public function getChecked()
    {
        if (is_null($this->object) || !$this->object) {
            return false;
        }
        if (is_null($this->_checked)) {
            $this->_checked = true;
            foreach ($this->object->dependencies() as $dep) {
                if (!$this->collector->has($dep, false)) {
                    $this->_checked = false;
                }
            }
        }

        return $this->_checked;
    }