过年啦
摘要: Map<Integer, Long> integerLongMap = categoryList.stream() .collect( Collectors.groupingBy( DeliverRecordCategoryDto::getUnit, Collectors.summingLong(D 阅读全文
posted @ 2024-03-06 15:03 一只快乐的柠檬精J 阅读(49) 评论(0) 推荐(0)