(7) Implement each association in Figure 17.6. Use one-way or two-way pointers as the sernan tics of the problem dictates. Explain your answers. 171 307 17.4 Realizing Associations fordered) Update Remote Transaction ATM cashOnHandEnteredon kind date Time AuthorizedBy verifyCashCard | verifyAmount disburseFunds receiveFunds AuthorizedBykurnount it RemoteReceipt CashCard CardAuthorization serialNumberpassword postTransaction is station Code addAccount removeAccount Consortium Bank card name Issues 0.1 close verifyBankCode verifyPassword it bankCode createSavingsAccount createCheckingAccount Customer 0.1 createCashCard verifyAmount Account name address accountCodebalance tempAmount creditLimit type getAmount getAccount 0..1 close verifyAmount post Userinterface ConsortiumInterface CashCardBoundary AccountBoundary bankCode cardCode serialNumber password limit bankName bankCode accountCode balance creditLimit accountType bankName customerName customerAddress ProblemType name ControllerProblem startDateTime Remote active Transaction TransactionControllerstopDateTime Transaction startDateTime CashCard activeCard 0.1 ATMsession SessionController Account activeAccount status Figure 17.6 Full ATM implementation class model (7) Implement each association in Figure 17.6. Use one-way or two-way pointers as the sernan tics of the problem dictates. Explain your answers. 171 307 17.4 Realizing Associations fordered) Update Remote Transaction ATM cashOnHandEnteredon kind date Time AuthorizedBy verifyCashCard | verifyAmount disburseFunds receiveFunds AuthorizedBykurnount it RemoteReceipt CashCard CardAuthorization serialNumberpassword postTransaction is station Code addAccount removeAccount Consortium Bank card name Issues 0.1 close verifyBankCode verifyPassword it bankCode createSavingsAccount createCheckingAccount Customer 0.1 createCashCard verifyAmount Account name address accountCodebalance tempAmount creditLimit type getAmount getAccount 0..1 close verifyAmount post Userinterface ConsortiumInterface CashCardBoundary AccountBoundary bankCode cardCode serialNumber password limit bankName bankCode accountCode balance creditLimit accountType bankName customerName customerAddress ProblemType name ControllerProblem startDateTime Remote active Transaction TransactionControllerstopDateTime Transaction startDateTime CashCard activeCard 0.1 ATMsession SessionController Account activeAccount status Figure 17.6 Full ATM implementation class model