public DiscardCardsCommand(IGame theGame, IPlayer player, ResourceBank discardedCards)
throws IllegalCommandException {
super(theGame, player);
this.discardedCards = discardedCards;
// does the player have enough cards to merit a discard operation
if (getGame().getGameState() != GameState.Discarding
|| !player.needsToDiscard()
|| !player.canAfford(discardedCards)) {
throw new IllegalCommandException("Invalid discard command.");
}
}
