Inheritance and composition are two ... Now let’s try the same example using composition: import java.util.HashSet; import java.util.Set; public class CharacterCompositionExample { static ...

The first half of this introduction to Java inheritance ... method overloading Inheritance can descend through multiple levels, leading to ever-more-specific categories. As an example, Figure ...

Sealed classes address precisely the type of inheritance control previously described. Here's how we can refactor the above example ... developer can add that clause. The modifier non-sealed is the ...