Chap 7 - Inheritance

1/19/01

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Table of Contents

Chap 7 - Inheritance

An example from Zoology

An example from java.lang

Other terms from inheritance

Subtype Principle

Which toString() gets called?

Can't use Student fields from Person reference

Overriding vs Overloading

Dynamic Method Dispatch

Dynamic Method Dispatch

Access Modifiers, Method Overriding and the Subtype Principle

Generic Methods

Method equals() in Object

When equals are not equal?

After counterArray[2] = counterArray[0];

Primitive Wrapper Classes

A Generic Numeric Method

Abstract Classes

Predator-Prey: An abstract class

Pseudocode for Predator-Prey

Counting Neighbors

Multiple Inheritance

Multiple Inheritance

implements vs extends

Can't instantiate an interface

ClassCastException

Author: Charlie McDowell

Email: charlie@cs.ucsc.edu

Home Page: http://www.cse.ucsc.edu/~charlie