public function initPages($overrideExisting = true)
    {
        if (null !== $this->collPages && !$overrideExisting) {
            return;
        }

        $collectionClassName = PageTableMap::getTableMap()->getCollectionClassName();

        $this->collPages = new $collectionClassName;
        $this->collPages->setModel('\Attogram\SharedMedia\Orm\Page');
    }