Programming and Problem Solving with Java

(^340) | Inheritance, Polymorphism, and Scope Internal Scope Any identifier declared as a staticor instance member of a class ca ...

7.5 Scope of Access | 341 Constant declarations do not follow this rule because the compiler computes constant val- ues at compi ...

(^342) | Inheritance, Polymorphism, and Scope int param = 0; // Instance member param public intsomeMethod(int param) // Defines ...

7.5 Scope of Access | 343 displays a week surrounding a given date. Both of the classes use the Julian day as their in- ternal r ...

(^344) | Inheritance, Polymorphism, and Scope import one.*; packagetwo; public classDerivedClass extendsSomeClass { voiddemoMeth ...

7.5 Scope of Access | 345 { voiddemoMethod(SomeClass param1, DerivedClass param2) { param1.someInt = 1; param2.someInt = 1; } } ...

(^346) | Inheritance, Polymorphism, and Scope 7.6 Implementing a Derived Class Given the CRC card design for a subclass and its ...

7.6 Implementing a Derived Class | 347 Constructors in Derived Classes What would happen if we forgot to include a constructor i ...

(^348) | Inheritance, Polymorphism, and Scope and an int. Java decides which version to call based on the arguments in the state ...

7.6 Implementing a Derived Class | 349 To summarize, overloading allows us to add new versions of a name that can coexist in a s ...

(^350) | Inheritance, Polymorphism, and Scope The constructor can call its superclass constructor and then store the extension. ...

7.6 Implementing a Derived Class | 351 { public static voidmain(String[] args) throwsIOException { Phone firstPhone; BusinessPho ...

(^352) | Inheritance, Polymorphism, and Scope Here are the results of file DrPhoneOut: Look carefully at this driver. The method ...

7.7 Copy Constructors | 353 Here’s an example of how it would be called, where oldAccountis an existing object of type SavingsAc ...

(^354) | Inheritance, Polymorphism, and Scope New SavingsAccount Object account = 4295110 name = address = phone = balance = 833 ...

7.8 Output and Input of Objects | 355 work for the programmer. Fortunately, Java provides a way to save objects and read them ba ...

(^356) | Inheritance, Polymorphism, and Scope publicString full() publicString lastFirstMI() // Additional observer methods that ...

7.8 Output and Input of Objects | 357 Here is infile.dat: The application that reads the object back in and prints it is very st ...

(^358) | Inheritance, Polymorphism, and Scope Here is the screen output from the application ObjectFileRead: You should note two ...

CASE STUDY^359 EXTENDING THE ADDRESS BOOK Problem:In Chapter 6, we created a file that contained a simplified version of a compu ...