Open Source Java Time Tool class Joda-time experience

import org.joda.time.*;import org.joda.time.format.datetimeformat;import  org.joda.time.format.datetimeformatter;import org.junit.test;import java.util.locale;/** *   @author  by lei zhou on 2017/11/09 14:20. */public class  jodatimetest {     @Test     public void test ()  {         //  Date output Format          Datetimeformatter datetimeformat = datetimeformat.forpattern ("Yyyy-MM-dd HH:mm:ss");         system.out.println ("Current datetime: "  + datetime.now (). ToString (DateTimeFormat));         system.out.println ("Current date but time clear 0:  " + datetime.now (). Withtimeatstartofday (). toString (DateTimeFormat));         system.out.println ("Date and time of the first Sunday of this month:  " + getthismonthfirstsunday (). toString (DateTimeFormat));       &NBSP;&NBSP;SYSTEM.OUT.PRINTLN ("This week Monday datetime: "  + getthisweeksunday (). toString (DateTimeFormat));         system.out.println ("Days from New Year's Day: "  + daystonewyear ( DateTime.Now ());         system.out.println (":  from New Year months"  +  monthstonewyear (DateTime.Now ()));         string[] french  = datetimeutils.getdateformatsymbols (locale.france). Getweekdays ();         string[] japanese = datetimeutils.getdateformatsymbols (Locale.JAPAN). Getweekdays ();        string[] korean =  Datetimeutils.getdateformatsymbols (Locale.korea). Getweekdays ();         system.out.println ("The first day of the month is the Week: ");         for  (int month = 1; month <= 12 ;  month++)  {            DateTime  Monthdatetime = datetime.now (). Withtimeatstartofday (). Withmonthofyear (month). Withdayofmonth (1);             int index =  Monthdatetime.dayofweek (). Get ()  % 7 + 1;             system.out.println (Monthdatetime.tostring (Datetimeformat.fulldatetime ())  +  "   French: " + french[index] + "   Japanese: " + japanese[index] + "   Korean : " + korean[index]);        }    }     private int monthstonewyear (datetime fromdate)  {         datetiMe newyear = fromdate.plusyears (1). Withdayofyear (1);         return months.monthsbetween (fromdate, newyear). Getmonths ();    }     private int daystonewyear (datetime fromdate)  {         datetime newyear = fromdate.plusyears (1). WithDayOfYear (1);         return days.daysbetween (fromdate, newyear). GetDays ();     }    private datetime getthismonthfirstsunday ()  {         return datetime.now (). Withdayofmonth (1). WithDayOfWeek ( Datetimeconstants.sunday);    }    private datetime  Getthisweeksunday ()  {        return datetime.now (). Withdayofweek (datetimeconstants.monday);      }} 

Output Result:

Current datetime:  2017-11-09 16:01:36 current date but time clear 0: 2017-11-09 00:00:00 date and time of the first Sunday of the month:  2017-11-05  16:01:36 Monday datetime:  2017-11-06 16:01:36 from New Year's Day:  53 distance from New Year months:  1 this year the first of the month is the week:  2017 year January 1   Sunday   12:00 A.M. 00 sec  CST  French:dimanche  Japanese: Sun day   Korean: February 1, 2017   Wednesday   12:00 A.M. 00 seconds  CST  French:mercredi  Japanese: Wednesday   Korean: March 1, 2017   Wednesday   12:00 A.M. 00 sec.  CST  French: mercredi   Japanese: Wednesday   Korean: April 1, 2017   Saturday   12:00 A.M. 00 sec.  CST  French:samedi  Japanese: Earth Day   Korean: May 1, 2017   Monday   12:00 A.M. 00 sec  CST  French:lundi  Japanese: Sun day   Korean: June 1, 2017   Thursday   12:00 A.M. 00 seconds  CST  French:jeudi  Japanese: Thursday   Korean: July 1, 2017   Saturday   12:00 A.M. 00 sec.  CST  French:samedi  Japanese: Earth Day   Korean: August 1, 2017   Tuesday   12:00 A.M. 00 sec  CST  French:mardi  Japanese: Fire day   Korean: September 1, 2017   Friday   12:00 A.M. 00 sec  CST  French:vendredi  Japanese: Kim Buzhi   Korean: October 1, 2017   Sunday   12:00 A.M. 00 sec.   cst  French:dimanche  DayLanguage: Day   Korean: November 1, 2017   Wednesday   12:00 A.M. 00 sec  CST  French:mercredi  Japanese: Wednesday   Korean: December 1, 2017   Friday   12:00 A.M. 00 sec  CST  French:vendredi  Japanese: Kim Buzhi   Korean:

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Open Source Java Time Tool class Joda-time experience