Java实现简单的聊天工具

[{"title":"（ 208 个子文件 3.18MB ） Java实现简单的聊天工具","children":[{"title":"UserCache.class <span style='color:#111;'> 1.56KB </span>","children":null,"spread":false},{"title":"Server.class <span style='color:#111;'> 5.12KB </span>","children":null,"spread":false},{"title":"User.class <span style='color:#111;'> 1.57KB </span>","children":null,"spread":false},{"title":"TextMessage.class <span style='color:#111;'> 612B </span>","children":null,"spread":false},{"title":"Message.class <span style='color:#111;'> 828B </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]