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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.math.BigInteger;
  7. import java.time.DayOfWeek;
  8. import java.time.LocalDate;
  9. import java.time.format.TextStyle;
  10. import java.util.Arrays;
  11. import java.util.HashMap;
  12. import java.util.List;
  13. import java.util.Locale;
  14. import java.util.Map;
  15.  
  16.  
  17. /* Name of the class has to be "Main" only if the class is public. */
  18. class Ideone
  19. {
  20. 	public static void main (String[] args) throws java.lang.Exception
  21. 	{
  22. 		LocalDate hoje = LocalDate.now();
  23. 		LocalDate dataFutura = hoje.plusDays(14);
  24. 		LocalDate dataIteracao = hoje;
  25.  
  26. 		Boolean dataIteracaoMenorDataFutura = true;
  27.  
  28. 		List<DayOfWeek> listaDias = Arrays.asList(DayOfWeek.MONDAY, DayOfWeek.TUESDAY, DayOfWeek.WEDNESDAY);
  29. 		Map<DayOfWeek, BigInteger> mapaResultados = new HashMap<DayOfWeek, BigInteger>();
  30.  
  31. 		while(dataIteracaoMenorDataFutura) {
  32. 			for (DayOfWeek dayOfWeek : listaDias) {
  33. 				if(dataIteracao.getDayOfWeek().equals(dayOfWeek)) {
  34. 					if(mapaResultados.containsKey(dayOfWeek)) {
  35. 						mapaResultados.put(dayOfWeek, mapaResultados.get(dayOfWeek).add(BigInteger.ONE));
  36. 					} else {
  37. 						mapaResultados.put(dayOfWeek, BigInteger.ONE);
  38. 					}
  39. 				}
  40.  
  41. 			}
  42. 			dataIteracao = dataIteracao.plusDays(1);
  43. 			dataIteracaoMenorDataFutura = dataIteracao.isBefore(dataFutura);
  44. 		}
  45.  
  46. 		mapaResultados.forEach((key, value) -> System.out.println(key.getDisplayName(TextStyle.FULL, new Locale("pt", "BR"))+": "+value));
  47. 	}
  48. }
Success #stdin #stdout 0.22s 35976KB
comments ()
stdin 
Standard input is empty
stdout 
Tuesday: 2
Monday: 2
Wednesday: 2
https://ideone.com/5wAgRH
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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