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  1. import java.time.LocalDateTime;
  2. import java.time.format.DateTimeFormatter;
  3. import java.time.format.DateTimeFormatterBuilder;
  4. import java.time.format.DateTimeParseException;
  5. import java.time.format.ResolverStyle;
  6. import java.time.format.SignStyle;
  7. import java.time.temporal.ChronoField;
  8. import java.util.Locale;
  9. import java.util.stream.Stream;
  10.  
  11. public class Main {
  12. 	public static void main(String[] args) {
  13. 		DateTimeFormatter dtf = 
  14. 				new DateTimeFormatterBuilder()
  15. 				.appendValue(ChronoField.YEAR, 1, 4, SignStyle.NORMAL)
  16. 				.appendLiteral('-')
  17. 				.appendValue(ChronoField.MONTH_OF_YEAR, 1, 2, SignStyle.NORMAL)
  18. 				.appendLiteral('-')
  19. 				.appendValue(ChronoField.DAY_OF_MONTH, 1, 2, SignStyle.NORMAL)
  20. 				.appendLiteral(' ')
  21. 				.appendValue(ChronoField.HOUR_OF_DAY, 1, 2, SignStyle.NORMAL)
  22. 				.appendLiteral(':')
  23. 				.appendValue(ChronoField.MINUTE_OF_HOUR, 1, 2, SignStyle.NORMAL)
  24. 				.appendLiteral(':')
  25. 				.appendValue(ChronoField.SECOND_OF_MINUTE, 1, 2, SignStyle.NORMAL)
  26. 				.optionalStart()
  27. 				.appendLiteral('.')
  28. 				.appendFraction(ChronoField.NANO_OF_SECOND, 0, 3, false)
  29. 				.optionalEnd()
  30. 				.toFormatter(Locale.ENGLISH)
  31. 				.withResolverStyle(ResolverStyle.STRICT);
  32.  
  33. 		// Test
  34. 		Stream.of(
  35. 				"2008-06-31 23:59:59.000",
  36. 				"2008-06-30 23:59:59.000",
  37. 				"2008-6-30 23:59:59.000",
  38. 				"2008-6-8 23:59:59.000",
  39. 				"2008-6-8 2:59:59.000",
  40. 				"2008-6-8 23:5:59.000",
  41. 				"2008-6-8 23:59:9.000",
  42. 				"2008-06-30 23:59:59"
  43.  
  44. 		).forEach (s -> {
  45. 			try {
  46. 				LocalDateTime ldt = LocalDateTime.parse(s, dtf);
  47. 				System.out.println(ldt);
  48. 			}catch(DateTimeParseException e) {
  49. 				System.out.printf("%s is an invalid date-time string.%n", s);
  50. 				// ...
  51. 			}
  52. 		});		
  53. 	}
  54. }
Success #stdin #stdout 0.12s 49880KB
comments (?)
stdin 
Standard input is empty
stdout 
2008-06-31 23:59:59.000 is an invalid date-time string.
2008-06-30T23:59:59
2008-06-30T23:59:59
2008-06-08T23:59:59
2008-06-08T02:59:59
2008-06-08T23:05:59
2008-06-08T23:59:09
2008-06-30T23:59:59
https://ideone.com/GvnQtt
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
public

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