PosTransaction trans = PosTransaction.getCurrentTx(pos.getSession());
Input input = pos.getInput();
String[] ckInfo = input.getFunction("CHECK");
// check for no/external payment processing
int paymentCheck = trans.checkPaymentMethodType("PERSONAL_CHECK");
if (paymentCheck == PosTransaction.NO_PAYMENT) {
trans.clearPayment("PERSONAL_CHECK");
processNoPayment(pos, "PERSONAL_CHECK");
return;
} else if (paymentCheck == PosTransaction.EXTERNAL_PAYMENT) {