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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.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12.  
  13.          System.out.println(Rara.getValue(Arrays.asList("MGST", "PHYS")));  
  14.               // Optional[MAG_STRIPE_MANUAL]
  15.  
  16.         System.out.println(Rara.getValue(Arrays.asList("MGST")));  
  17.               // Optional[MAG_STRIPE_ONLY]
  18.  
  19. 	}
  20. }
  21.  
  22. // From this Stack Overflow answer:
  23. // https://stackoverflow.com/a/70115626/642706
  24. enum Rara {
  25.     MAG_STRIPE_ONLY("MGST"),
  26.     MAG_STRIPE_MANUAL("MGST", "PHYS"),
  27.     MAG_STRIPE_MANUAL_CHIP("MGST", "PHYS", "CICC"),
  28.     BARCODE("BRCD");
  29.  
  30.     Rara(String... codes) {
  31.         this.codes = List.of(codes);
  32.     }
  33.  
  34.     private List<String> codes;
  35.  
  36.     public static Optional<Rara> getValue(List<String> values){
  37.         return Arrays.stream(values())
  38.                 .filter(rara -> rara.codes.containsAll(values))
  39.                 .findFirst();
  40.     }
  41.  
  42. }
  43.  
Success #stdin #stdout 0.11s 48980KB
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Optional[MAG_STRIPE_MANUAL]
Optional[MAG_STRIPE_ONLY]
https://ideone.com/uGj1vV
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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