摘要:
purList = purList.stream().collect(Collectors.collectingAndThen(Collectors.toCollection(() -> new TreeSet<>(Comparator.comparing(priceVO :: getLineId) 阅读全文
摘要:
purList = purList.stream().sorted(Comparator.comparing(priceVO::getItemId).thenComparing(priceVO::getItemVersionNum,Comparator.nullsLast(String::compa 阅读全文