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  1. import java.time.Instant;
  2. import java.time.ZoneId;
  3. import java.time.ZoneOffset;
  4. import java.util.concurrent.TimeUnit;
  5.  
  6. public class Main {
  7. public static void main(String[] args) {
  8. // Test
  9. ZoneOffset offset = convertToZoneOffset(ZoneId.of("Asia/Kolkata"));
  10. System.out.println(offset);
  11.  
  12. long seconds = offset.getTotalSeconds();
  13. long hours = TimeUnit.HOURS.convert(seconds, TimeUnit.SECONDS);
  14. long minutes = TimeUnit.MINUTES.convert(seconds, TimeUnit.SECONDS) % 60;
  15. System.out.println(hours);
  16. System.out.println(minutes);
  17. }
  18.  
  19. private static ZoneOffset convertToZoneOffset(final ZoneId zoneId) {
  20. return zoneId.getRules().getOffset(Instant.now());
  21. }
  22. }
  23.  
Success #stdin #stdout 0.1s 51520KB
stdin
Standard input is empty
stdout
+05:30
5
30