从对象集合中过滤并拼接需要的串
String skus = productList.stream() .filter(product -> !StringUtil.isBlank(product.getGoodsCode())) .map(ScsTopProductStock::getGoodsCode) .collect(Collectors.joining(","));
Java8新特性及用法(不定时更新)
原文:https://www.cnblogs.com/durp/p/9141097.html