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  1.  
  2. import java.util.concurrent.TimeUnit;
  3. import java.util.EnumSet;
  4. import java.util.Collections;
  5. import java.util.ArrayList;
  6. import java.util.List;
  7. import java.util.Map;
  8. import java.util.LinkedHashMap;
  9. import java.util.Date;
  10.  
  11. public class Main {
  12.  
  13.      public static void main(String []args) {
  14.      	Map<TimeUnit,Long> result = computeDiff(
  15.      		new Date(System.currentTimeMillis()-100000000),
  16.      		new Date()
  17.      	);
  18.         System.out.println(result);
  19.      }
  20.  
  21.     public static Map<TimeUnit,Long> computeDiff(Date date1, Date date2) {
  22.     	long diffInMillies = date2.getTime() - date1.getTime();
  23.         List<TimeUnit> units = new ArrayList<TimeUnit>(EnumSet.allOf(TimeUnit.class));
  24.      	Collections.reverse(units);
  25.  
  26.      	Map<TimeUnit,Long> result = new LinkedHashMap<TimeUnit,Long>();
  27.      	long milliesRest = diffInMillies;
  28.         for ( TimeUnit unit : units ) {
  29.         	long diff = unit.convert(milliesRest,TimeUnit.MILLISECONDS);
  30.         	long diffInMilliesForUnit = unit.toMillis(diff);
  31.         	milliesRest = milliesRest - diffInMilliesForUnit;
  32.             result.put(unit,diff);
  33.         }
  34.         return result;
  35.     }
  36.  
  37. }
  38.  
Success #stdin #stdout 0.08s 380160KB
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{DAYS=1, HOURS=3, MINUTES=46, SECONDS=40, MILLISECONDS=0, MICROSECONDS=0, NANOSECONDS=0}
https://ideone.com/5dXeu6
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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