예제 #1
0
 @Override
 public Weapon requestNextMove(Player player) {
   Scanner scanner = new Scanner(System.in);
   Weapon nextMove = null;
   System.out.println(player.getDescription() + ", select next move:");
   Weapon[] weapons = Weapon.values();
   for (Weapon weapon : weapons) {
     StringBuilder promptBuilder = new StringBuilder();
     promptBuilder.append(weapon.name()).append(" : ").append(weapon.ordinal());
     System.out.println(promptBuilder.toString());
   }
   while (nextMove == null) {
     if (scanner.hasNextInt()) {
       int ordinal = scanner.nextInt();
       if (ordinal >= 0 && ordinal < weapons.length) {
         nextMove = weapons[ordinal];
       } else {
         System.out.println("Error please re-enter [0-" + (weapons.length - 1) + "]");
       }
     } else {
       scanner.next();
       System.out.println("Error please re-enter [0-" + (weapons.length - 1) + "]");
     }
   }
   return nextMove;
 }