alias = $alias; } /** * @return string */ public function getAlias() { return $this->alias; } /** * @param Avg */ public function setAvg(Avg $avg) { $this->avg = $avg; } /** * @return Avg */ public function getAvg() { return $this->avg; } /** * @param Count */ public function setCount(Count $count) { $this->count = $count; } /** * @return Count */ public function getCount() { return $this->count; } /** * @param Sum */ public function setSum(Sum $sum) { $this->sum = $sum; } /** * @return Sum */ public function getSum() { return $this->sum; } } // Adding a class alias for backwards compatibility with the previous class name. class_alias(Aggregation::class, 'Google_Service_Firestore_Aggregation');