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随笔分类 -  常用工具类

集合判空
摘要：org.apache.commons.collections; CollectionUtils.isEmpty() public static boolean isEmpty(Collection coll) { return (coll == null || coll.isEmpty()); } 阅读全文
posted @ 2021-03-18 11:35 candidcrat 阅读(97) 评论(0) 推荐(0)