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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.lang.*;
  4. import java.time.Duration;
  5.  
  6. /* Name of the class has to be "Main" only if the class is public. */
  7. class Ideone
  8. {
  9. 	private static void printTest(String durationString) {
  10. 		Duration dur = toDuration(durationString);
  11. 		long minutes = dur.toMinutes();
  12. 		System.out.format("%-15s %-7s%5d%n", durationString, dur, minutes);
  13. 	}
  14.  
  15. 	private static Duration toDuration(String durationString) {
  16. 	    durationString = durationString.replaceAll(" days?", "D");
  17. 	    durationString = durationString.replaceAll(" hours?", "H");
  18. 	    durationString = durationString.replaceAll(" mins?", "M");
  19. 	    durationString = durationString.replace(" ", "");
  20. 	    if (durationString.contains("D")) {
  21. 	        durationString = durationString.replaceFirst("\\d+D", "P$0T");
  22. 	        if (durationString.endsWith("T")) {
  23. 	        		// remove T
  24. 				durationString = durationString.substring(0, durationString.length() - 1);
  25. 			}
  26. 	    } else {
  27. 	        durationString = "PT" + durationString;
  28. 	    }
  29. 	    return Duration.parse(durationString);
  30. 	}
  31.  
  32. 	public static void main(String[] args) {
  33. 		printTest("3 hours 23 mins");
  34. 		printTest("2 hours 56 mins");
  35. 		printTest("1 hour 1 min");
  36. 		printTest("1 day 18 hours");
  37. 		printTest("2 days");
  38. 	}
  39.  
  40. }
Success #stdin #stdout 0.1s 28312KB
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stdout
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3 hours 23 mins PT3H23M  203
2 hours 56 mins PT2H56M  176
1 hour 1 min    PT1H1M    61
1 day 18 hours  PT42H   2520
2 days          PT48H   2880
https://ideone.com/fCnuim
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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