摘要: List<ImportDeviceReq> list = new ArrayList<>(); //根据device_code去重,取出重复值 List<String> dupList = list.stream().collect(Collectors.groupingBy(ImportDevic 阅读全文
posted @ 2021-05-31 14:22 cchilei 阅读(9152) 评论(0) 推荐(0) 编辑