Jodatime Excellent date frame

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Java code    package com.baidu.test;      import java.util.date;      import org.joda.time.datetime;   import org.joda.time.format.datetimeformat;      /**   *    *  @author   Park Heiling    * 2011-02-13    * baidu   *   */   public class testjodatime {        public static void main (String[] args)  {            datetime dt = new datetime ();//   Get current time               //  According to the specified format, Convert a time string to a DateTime object            DateTime dt2 =  Datetimeformat.forpattern ("Yyyy-mm-dd hh:mm:ss"). ParseDateTime ("1985-12-26 23:23:31");              //  years, months, days, hours, minutes, seconds, milliseconds             datetime dt3 = new datetime (2011, 2, 13, 10, 30,  50, 333);// 2010 February 13 10:30 50 sec 333 msec                //  Judging if leap month            DATETIME DT4  = new datetime ();            Org.joda.time.datetime.property month = dt4.monthofyear ();            SYSTEM.OUT.PRINTLN ("Whether leap month:"  + month.isleap ());               //  get  3 seconds ago             datetime dt5 = dt.secondofminute (). Addtocopy ( -3);            dt.gEtsecondofminute ();//  get full minutes after the number of seconds             Dt.getsecondofday ();//  get a full day after the number of seconds             Dt.secondofminute ();//  get minute objects, such as making leap year judgments, etc. use                // datetime and Java.util.Date objects, current system Timemillis conversion             datetime dt6 = new datetime (New date ());            date date = dt.todate ();            datetime dt7 = new datetime (System.currenttimemillis ());            dt.getmillis ();               //  the DT object, output the string in the specified format             system.out.println (Dt.tostring ("Yyyy-mm-dd hh:mm:ss "));          }  }