Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.

The programs in this section show the PROC TEMPLATE steps that were used in How Do Style-Definition Inheritance and Style-Element Inheritance Work? to illustrate inheritance in style definitions.

Generics in Java programming Why use generics? How to use generics for type safety Generics in the Java Collections Framework Examples of generic types in Java Raw types vs. generics Why use generics?