花非花雾非雾物语人生

import java.io.Serializable;/** * 菜单bean * @author 雾非雾 */public class Menu implements Serializable{ private static final long serialVersionUID = -2551261287753455586L; public Integer id;

import java.util.Collections;import java.util.Map;import java.util.TreeMap;public class TestStringSplict { public static void main(String[] args){ String str = "aaaaaaaccccccccccccccccccccccaa