随笔分类 -  JAVA

摘要:1.通过list中的某个字段来对list分组,然后得到多组数据 Map<String, List<WmsStockRefundItem>> refundMap = itemList.stream().collect(Collectors.groupingBy(WmsStockRefundItem:: 阅读全文
posted @ 2020-06-03 16:02 notMore 阅读(7624) 评论(0) 推荐(0)