As an example, Figure 1 shows car and truck inheriting from vehicle ... categories Categories are described by classes. Java supports single inheritance through class extension, in which one ...

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 ...

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...