itemId = $itemId; $this->apiParas["item_id"] = $itemId; } public function getItemId() { return $this->itemId; } public function setQuantity($quantity) { $this->quantity = $quantity; $this->apiParas["quantity"] = $quantity; } public function getQuantity() { return $this->quantity; } public function getApiMethodName() { return "alibaba.item.operate.upshelf"; } public function getApiParas() { return $this->apiParas; } public function check() { RequestCheckUtil::checkNotNull($this->itemId,"itemId"); } public function putOtherTextParam($key, $value) { $this->apiParas[$key] = $value; $this->$key = $value; } }