fork download
  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. import java.time.* ;
  8.  
  9. /* Name of the class has to be "Main" only if the class is public. */
  10. class Ideone
  11. {
  12. public static void main (String[] args) throws java.lang.Exception
  13. {
  14. ZoneId z = ZoneId.of( "Asia/Tokyo" ) ; // Or ZoneId.systemDefault() ;
  15. ZonedDateTime zdt = ZonedDateTime.now( z ).with( LocalTime.of( 22 , 55 ) ) ;
  16. ZonedDateTime firstMomentOfTomorrow = zdt.toLocalDate().plusDays( 1 ).atStartOfDay( z ) ;
  17. Duration d = Duration.between( zdt , firstMomentOfTomorrow ) ;
  18.  
  19. System.out.println(
  20. zdt.toString() + "/" + firstMomentOfTomorrow.toString() + " = " + d.toString()
  21. );
  22.  
  23.  
  24. }
  25. }
Success #stdin #stdout 0.17s 56892KB
stdin
Standard input is empty
stdout
2021-12-28T22:55+09:00[Asia/Tokyo]/2021-12-29T00:00+09:00[Asia/Tokyo] = PT1H5M