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如果没查到用户也有可能是空结果集，不一定是null 。 

Signed-off-by: 爱上猫的小鱼儿 <125358+jlynet_cn@user.noreply.gitee.com>
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爱上猫的小鱼儿 2025-01-28 17:57:32 +00:00 committed by Gitee
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commit ad94d16a75
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yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/order/TradeOrderQueryServiceImpl.java
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@ -90,7 +90,7 @@ public class TradeOrderQueryServiceImpl implements TradeOrderQueryService {
public PageResult<TradeOrderDO> getOrderPage(TradeOrderPageReqVO reqVO) {
// 根据用户查询条件构建用户编号列表
Set<Long> userIds = buildQueryConditionUserIds(reqVO);
if (userIds == null) { // 没查询到用户，说明肯定也没他的订单
if (userIds == null || userIds.isEmpty()) { // 没查询到用户，说明肯定也没他的订单
return PageResult.empty();
}
// 分页查询