/**

      * 获取值的区间

      *

      * @param num 值

      */

     public static Map<String, Integer> getNumSection(Integer num) {

         Map<String, Integer> map = new HashMap();

         int length = num.toString().length();

         if (length == 1) {   //判断是否为个数 1234567890

             map.put("maxNum", 0);

             map.put("minNum", 10);

             return map;

         }

         String count = "";

         for (int i = 1; i < length; i++) {

             count += "0";

         }

         String shou = num.toString().substring(0, 1);

         int maxNum = Integer.parseInt(shou + count);//最小

         int minNum = Integer.parseInt(String.valueOf(Integer.parseInt(shou) + 1) + count);//最大

         map.put("maxNum", maxNum);

         map.put("minNum", minNum);

         return map;

     }