|  |  | 
 |  |  |             nowDate = sdfShort.format(date); | 
 |  |  |             return nowDate; | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             throw e; | 
 |  |  |            return  null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  | 
 |  |  |  | 
 |  |  |     public static void main(String[] args) { | 
 |  |  |         try { | 
 |  |  |             System.out.println(RandomStringUtils.randomNumeric(3)); | 
 |  |  |             System.out.println((int)(3.222)); | 
 |  |  |  | 
 |  |  |         } catch (Exception ex) { | 
 |  |  |             ex.printStackTrace(); | 
 |  |  |         } | 
 |  |  | 
 |  |  |         return cal.getTime(); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 2个日期之间相差分钟数 | 
 |  |  |      * @param begin | 
 |  |  |      * @param end | 
 |  |  |      * @return | 
 |  |  |      */ | 
 |  |  |     public static Integer betweenMin(Date begin, Date end) { | 
 |  |  |         if(begin ==null ){ | 
 |  |  |             return  0; | 
 |  |  |         } | 
 |  |  |         long createTime =begin.getTime();//获取创建时间的时间戳 | 
 |  |  |         long currentTime =Objects.isNull(end)?System.currentTimeMillis():end.getTime();//获取当前时间的时间戳 | 
 |  |  |         long diff=(currentTime-createTime)/1000/60;//获取两个时间相差的分钟 | 
 |  |  |         return (int)diff + 1 ; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     public static Integer between(Date begin, Date end) { | 
 |  |  |         if(begin ==null ){ | 
 |  |  |             return  0; | 
 |  |  |         } | 
 |  |  |         long createTime =begin.getTime();//获取创建时间的时间戳 | 
 |  |  |         long currentTime =Objects.isNull(end)?System.currentTimeMillis():end.getTime();//获取当前时间的时间戳 | 
 |  |  |         long diff=(currentTime-createTime)/1000/60;//获取两个时间相差的分钟 | 
 |  |  |         return (int)diff; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 计算耗时 | 
 |  |  |      * @param start | 
 |  |  | 
 |  |  |         return consuming.toString(); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  | } | 
 |  |  | } |