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Learn Java with Projects

You're reading from   Learn Java with Projects A concise practical guide to learning everything a Java professional really needs to know

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Product type Paperback
Published in Nov 2023
Publisher Packt
ISBN-13 9781837637188
Length 598 pages
Edition 1st Edition
Languages
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Authors (2):
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Maaike van Putten Maaike van Putten
Author Profile Icon Maaike van Putten
Maaike van Putten
Dr. Seán Kennedy Dr. Seán Kennedy
Author Profile Icon Dr. Seán Kennedy
Dr. Seán Kennedy
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Toc

Table of Contents (22) Chapters Close

Preface 1. Part 1: Java Fundamentals
2. Chapter 1: Getting Started with Java FREE CHAPTER 3. Chapter 2: Variables and Primitive Data Types 4. Chapter 3: Operators and Casting 5. Chapter 4: Conditional Statements 6. Chapter 5: Understanding Iteration 7. Chapter 6: Working with Arrays 8. Chapter 7: Methods 9. Part 2: Object-Oriented Programming
10. Chapter 8: Classes, Objects, and Enums 11. Chapter 9: Inheritance and Polymorphism 12. Chapter 10: Interfaces and Abstract Classes 13. Chapter 11: Dealing with Exceptions 14. Chapter 12: Java Core API 15. Part 3: Advanced Topics
16. Chapter 13: Generics and Collections 17. Chapter 14: Lambda Expressions 18. Chapter 15: Streams – Fundamentals 19. Chapter 16: Streams: Advanced Concepts 20. Chapter 17: Concurrency 21. Index

Exercises

Our park is full of diversity, not just in the species of dinosaurs but also in the roles of our employees. To model this diversity, we will be incorporating the concept of inheritance into our applications:

  1. Not all dinosaurs are the same. Some are small, others big. Some are herbivores, others carnivores. Create at least three subclasses for different types of dinosaurs that inherit from the base Dinosaur class.

    If you need inspiration, you can create a FlyingDinosaur subclass and an AquaticDinosaur subclass from the Dinosaur class, each with its unique properties. (This is not the most optimal way to model this, but don’t worry about that now.)

  2. Just like our dinosaurs, our employees also have diverse roles. Some are park managers, while others are security officers or veterinarians. Create subclasses for these employee roles that inherit from the Employee base class. Come up with at least three subclasses.
  3. Inheritance doesn’t just stop at properties...
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