fix(service): 修复空列表处理避免空指针异常

buhuazhen

2026-04-22 252766e40f844145579317509cf5136a8e6d2de4

 src/main/java/com/ruoyi/quality/service/impl/QualityUnqualifiedServiceImpl.java

@@ -1,6 +1,7 @@
package com.ruoyi.quality.service.impl;


import cn.hutool.core.collection.CollUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -35,6 +36,7 @@
import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@@ -97,11 +99,14 @@
                        //新增生产订单下的工艺路线子表
                        List<ProductProcessRouteItem> processRouteItems = productProcessRouteItemMapper.selectList(new QueryWrapper<ProductProcessRouteItem>().lambda().eq(ProductProcessRouteItem::getProductRouteId, productProcessRoute.getId()));

                        Map<Long, ProductProcess> productProcessMap = productProcessService
                                .list(new LambdaQueryWrapper<ProductProcess>().in(ProductProcess::getId, processRouteItems.stream().map(ProductProcessRouteItem::getProcessId).collect(Collectors.toList())))
                                .stream()
                                .collect(Collectors.toMap(ProductProcess::getId, productProcess -> productProcess));
                        Map<Long, ProductProcess> productProcessMap = new HashMap<>();
                        if(CollUtil.isNotEmpty(processRouteItems)){
                            productProcessMap = productProcessService
                                    .list(new LambdaQueryWrapper<ProductProcess>().in(ProductProcess::getId, processRouteItems.stream().map(ProductProcessRouteItem::getProcessId).collect(Collectors.toList())))
                                    .stream()
                                    .collect(Collectors.toMap(ProductProcess::getId, productProcess -> productProcess));

                        }
                        for (ProductProcessRouteItem processRouteItem : processRouteItems) {
                            ProductProcessRouteItem productProcessRouteItem = new ProductProcessRouteItem();
                            BeanUtils.copyProperties(processRouteItem, productProcessRouteItem);