AccountHolder accountHolder = gringotts.accountHolderFactory.getAccount(playerName);
if (accountHolder == null) {
return new EconomyResponse(0, 0, ResponseType.FAILURE, playerName + " is not a valid account holder.");
}
Account account = gringotts.accounting.getAccount( accountHolder );
if(account.balance() >= amount && account.remove(amount)) {
//We has mulah!
return new EconomyResponse(amount, account.balance(), ResponseType.SUCCESS, null);
} else {
//Not enough money to withdraw this much.
return new EconomyResponse(0, account.balance(), ResponseType.FAILURE, "Insufficient funds");
}
}