protected function doParse()
{
$result = null;
$hash = $this->getCacheId();
$usedCacheDriver = !$this->query->getExpireQueryCache() ? $this->query->getQueryCacheDriver() : null;
if ($usedCacheDriver) {
$result = $usedCacheDriver->fetch($hash);
}
if (!$result instanceof \Doctrine\ORM\Query\ParserResult) {
$result = $this->doParseWithoutCache();
if ($usedCacheDriver) {
$usedCacheDriver->save($hash, $result, $this->query->getQueryCacheLifetime());
}
}
return $result;
}
