'CURRENT_TIMESTAMP'])] private ?DateTimeInterface $updateTime = null; public function getId(): ?int { return $this->id; } public function getGtin(): ?string { return $this->gtin; } public function setGtin(string $gtin): self { $this->gtin = $gtin; return $this; } public function getUpdateTime(): ?DateTimeInterface { return $this->updateTime; } public function setUpdateTime(DateTimeInterface $updateTime): self { $this->updateTime = $updateTime; return $this; } public function setStock(Stock $stock): self { $this->stock = $stock; return $this; } }