getName [Operation] getId [Operation] ICustomerTO [Interface] getNumber [Operation] getBalance [Operation] IAccountTO [Interface] PiggyBankEJBCustomerTO [Operation] name [Attribute] id [Attribute] PiggyBankEJBCustomerTO [Class] PiggyBankEJBAccountTO [Operation] number [Attribute] balance [Attribute] PiggyBankEJBAccountTO [Class]