adds a cardaccount to the list concode_field_sep ArrayList<CardAccount> cardAccounts concode_field_sep CardAccount getCardAccount concode_elem_sep void setCardAccounts concode_elem_sep ArrayList<CardAccount> getCardAccounts
void function ( CardAccount arg0 ) { if ( getCardAccount ( arg0 . getPrimaryAccountNumber ( ) ) == null ) { getCardAccounts ( ) . add ( arg0 ) ; } else { throw new DuplicateCardAccountException ( ) ; } }