fix

cooleshow-mall/mall-portal/src/main/java/com/yonge/cooleshow/portal/service/impl/OmsCartItemServiceImpl.java

@@ -119,6 +119,9 @@ public class OmsCartItemServiceImpl implements OmsCartItemService {
         OmsCartItemExample example = new OmsCartItemExample();
         example.createCriteria().andDeleteStatusEqualTo(0).andMemberIdEqualTo(memberId).andHiddenEqualTo(0);
         List<OmsCartItem> omsCartItems = cartItemMapper.selectByExample(example);
+        if (CollectionUtils.isEmpty(omsCartItems)) {
+            return omsCartItems;
+        }
         List<Long> skuIds = omsCartItems.stream().map(OmsCartItem::getProductSkuId).collect(Collectors.toList());
         PmsSkuStockExample skuExample = new PmsSkuStockExample();
         skuExample.createCriteria().andIdIn(skuIds);