Chapter 7: Inheritance

[pavel-rossinsky]

Inheritance

TODO:

• Describe the TODOs
• Add documentation with a reference to the ticket

Ihneritance Basics

• Class TwoDShape
• Class Triangle
• Class Shapes
• Class Rectangle

Member Access and Inheritance

• Class Triangle -> Triangle2
• Class TwoDShape -> TwoDShape2
• Class Shapes2

Constructors and Inheritance

• Class TwoDShape -> TwoDShape2
• Class Triangle -> Triangle3
• Class Shapes3

Using super to Call Superclass Constructors

• Class TwoDShape -> TwoDShape4
• Class Triangle -> Triangle4
• Class Shapes4
• Class TwoDShape -> TwoDShape5
• Class Triangle -> Triangle5
• Class Shapes5

Using super to Access Superclass Members

• Class A
• Class B
• Class UseSuper

Extending the Vehicle Class

• Class Vehicle
• Class Truck
• Class TruckDemo

Creating a Multilevel Hierarchy

• Class TwoDShape -> TwoDShape6
• Class Triangle -> Triangle6
• Class ColorTriangle
• Class Shapes6

When Are Constructors Executed?

• Class A -> A2
• Class B -> B2
• Class C -> C2
• Class OrderOfConstruction

Superclass References and Subclass Objects

• Class X
• Class Y
• Class IncompatibleRef
• Class X -> X2
• Class Y -> Y2
• Class SupSubRef
• Class TwoDShape -> TwoDShape7
• Class Triangle -> Triangle7
• Class Shapes7

Method Overriding

• Class A -> A3
• Class B -> B3
• Class Override
• Class A -> A4
• Class B -> B4
• Class Overload

Overridden Methods Support Polymorphism

• Class Sup
• Class Sub1
• Class Sub2
• Class DynDispDemo

Applying Method Overriding to TwoDShape

• Class TwoDShape -> TwoDShape8
• Class Triangle -> Triangle8
• Class Rectangle -> Rectangle8
• Class DynShapes

Using Abstract Classes

• Class TwoDShape -> TwoDShape9
• Class Triangle - Triangle9
• Class Rectangle -> Rectangle9
• Class AbsShape

Using final

Using final with Data Members

• Class ErrorMsg
• Class FinalD

Self Test

• Class SelfTest2