February 2008
Intermediate to advanced
1288 pages
39h 39m
English
book
Java 6 Illuminated: An Active Learning Approach, 2nd Edition
by Julie Anderson, Herve J. Franceschi
Content preview from Java 6 Illuminated: An Active Learning Approach, 2nd Edition
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10.4 Programming Activity 1: Using Inheritance 683
10.4 Programming Activity 1: Using Inheritance
For this Programming Activity, you will create the SavingsAccount class,
which inherits directly from the BankAccount class. The SavingsAccount
class is similar to the CheckingAccount class in that both classes inherit from
BankAccount. Figure 10.9 shows the resulting hierarchy.
Figure 10.9
Bank Account Hierarchy
Object
BankAccount
SavingsAccountCheckingAccount
+toString( ) : String
+. . . ( )
+MONEY : DecimalFormat = $#,##0.00
–balance : double
+BankAccount( )
+BankAccount(in startBalance : double)
+getBalance( ) : double
+deposit(in amount : double) : void
+withdraw(in ...
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