stream-分组两次
作者:互联网
Map<String, Map<String, List<AmazonBalanceCustom>>> amazonBalanceMap = amazonBalances.stream() .filter(item -> StringUtils.isNotBlank(item.getDeptName()) && item.getUsdBalance() != null) .collect(Collectors.groupingBy(AmazonBalanceCustom::getDeptName, Collectors .groupingBy(item -> StringUtils.isNotBlank(item.getSupervisorName()) ? item .getSupervisorName() : "")));
标签:Collectors,isNotBlank,getSupervisorName,两次,item,groupingBy,分组,stream 来源: https://www.cnblogs.com/zrboke/p/16076714.html