商品数据 空指针

cash-service/order-service/src/main/java/com/czg/service/order/service/impl/ShopProdStatisticServiceImpl.java

@@ -119,7 +119,7 @@ public class ShopProdStatisticServiceImpl extends ServiceImpl<ShopProdStatisticM
             printDTO.setTotalProductCount(BigDecimal.ZERO);
             printDTO.setTotalActualAmount(BigDecimal.ZERO);
         }
-
+        if(CollUtil.isNotEmpty(prodStatisticList)){
             // 4. 先按分类ID分组商品
             Map<Long, List<ShopProdStatistic>> groupByCategory = prodStatisticList.stream()
                     .collect(Collectors.groupingBy(ShopProdStatistic::getCategoryId));
@@ -164,8 +164,8 @@ public class ShopProdStatisticServiceImpl extends ServiceImpl<ShopProdStatisticM
 
                 categoryItems.add(categoryItem);
             }
-
             printDTO.setItems(categoryItems);
+        }
         rabbitPublisher.sendOtherPrintMsg(param.getShopId(), printDTO, "PRODUCT_REPORT");
     }