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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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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

Project – dynamic dinosaur care system

Integrate the Stream API into your dinosaur care system to process large volumes of dinosaur data, such as health records, feeding schedules, and so on. The system should also incorporate Optional and parallel streams where appropriate, optimizing data processing and minimizing potential null pointer exceptions.

Here are the steps to get you there:

  1. Set up your project: If you haven’t done so already, create a new Java project in your IDE of choice. You should have a Dinosaur class with properties such as name, species, healthStatus, and so on. There should also be a DinosaurCareSystem class for implementing the main functionalities.
  2. Use streams to process dinosaur data:
    1. Health records: Suppose you have a list of health records for each dinosaur and you want to find records where a dinosaur’s health status was below a certain threshold. You could create a Stream from the list of records and use the filter method...
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