摘要: 示例: public class Test { public static void main(String[] args) throws IOException { Map<Entity,List> map1 = new HashMap<>(); Entity entity1 = new Enti 阅读全文
posted @ 2021-11-25 11:41 信铁寒胜 阅读(194) 评论(0) 推荐(0) 编辑