消费订阅消息验证

src/main/java/com/chaozhanggui/system/cashierservice/service/DutyService.java

@@ -375,6 +375,9 @@ public class DutyService {
 
     private void subInventory(Integer shopId, Integer skuId, Integer num) {
         TbProductSku tbProductSku = productSkuMapper.selectByPrimaryKey(skuId);
+        if (tbProductSku == null) {
+            return;
+        }
         TbProductWithBLOBs product = productMapper.selectByPrimaryKey(Integer.valueOf(tbProductSku.getProductId()));