Package com.zybooks.dsaj.primer

Class CreditCard

java.lang.Object

com.zybooks.dsaj.primer.CreditCard

Direct Known Subclasses:

PredatoryCreditCard

public class CreditCard
extends Object

A simple model for a consumer credit card.

Field Summary

Fields

Modifier and Type	Field	Description
protected double	balance

Constructor Summary

Constructors

Constructor	Description
CreditCard(String cust, String bk, String acnt, int lim)	Constructs a new credit card instance with default balance of zero.
CreditCard(String cust, String bk, String acnt, int lim, double initialBal)	Constructs a new credit card instance.

Method Summary

Modifier and Type	Method	Description
boolean	charge(double price)	Charges the given price to the card, assuming sufficient credit limit.
String	getAccount()	Return the account identifier.
double	getBalance()	Return the current balance.
String	getBank()	Returns the name of the bank
String	getCustomer()	Returns the name of the customer.
int	getLimit()	Return the credit limit.
static void	main(String[] args)
void	makePayment(double amount)	Processes customer payment that reduces balance.
static void	printSummary(CreditCard card)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

balance

protected double balance

Constructor Details

CreditCard

public CreditCard(String cust,
 String bk,
 String acnt,
 int lim,
 double initialBal)

Constructs a new credit card instance.

Parameters:

cust - the name of the customer (e.g., "John Bowman")

bk - the name of the bank (e.g., "California Savings")

acnt - the account identifier (e.g., "5391 0375 9387 5309")

lim - the credit limit (measured in dollars)

initialBal - the initial balance (measured in dollars)

CreditCard

public CreditCard(String cust,
 String bk,
 String acnt,
 int lim)

Constructs a new credit card instance with default balance of zero.

Parameters:

cust - the name of the customer (e.g., "John Bowman")

bk - the name of the bank (e.g., "California Savings")

acnt - the account identifier (e.g., "5391 0375 9387 5309")

lim - the credit limit (measured in dollars)

Method Details

getCustomer

public String getCustomer()

Returns the name of the customer.

getBank

public String getBank()

Returns the name of the bank

getAccount

public String getAccount()

Return the account identifier.

getLimit

public int getLimit()

Return the credit limit.

getBalance

public double getBalance()

Return the current balance.

charge

public boolean charge(double price)

Charges the given price to the card, assuming sufficient credit limit.

Parameters:

price - the amount to be charged

Returns:

true if charge was accepted; false if charge was denied

makePayment

public void makePayment(double amount)

Processes customer payment that reduces balance.

Parameters:

amount - the amount of payment made

printSummary

public static void printSummary(CreditCard card)

main

public static void main(String[] args)