src/solitaire/Rank.java

   1 package solitaire;
   2
   3 import java.util.List;
   4
   5 enum Rank {
   6     ACE("A"), TWO("2"), THREE("3"), FOUR("4"), FIVE("5"), SIX("6"), SEVEN("7"), EIGHT("8"), NINE("9"), TEN("10"),
   7     JACK("J"), QUEEN("Q"), KING("K");
   8
   9     static final List<Rank> RANKS = List.of(Rank.values());
  10
  11     private final String symbol;
  12
  13     Rank(String symbol) {
  14         this.symbol = symbol;
  15     }
  16
  17     @Override
  18     public String toString() {
  19         return symbol;
  20     }
  21
  22     boolean isSuccessorOf(Rank rank) {
  23         return ordinal() == rank.ordinal() + 1;
  24     }
  25 }