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Transitioning to Java

You're reading from   Transitioning to Java Kickstart your polyglot programming journey by getting a clear understanding of Java

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Product type Paperback
Published in Apr 2023
Publisher Packt
ISBN-13 9781804614013
Length 354 pages
Edition 1st Edition
Languages
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Author (1):
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Ken Fogel Ken Fogel
Author Profile Icon Ken Fogel
Ken Fogel
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Table of Contents (23) Chapters Close

Preface 1. Part 1:The Java Development Environment
2. Chapter 1: Understanding Java Distributions FREE CHAPTER 3. Chapter 2: Code, Compile, and Execute 4. Chapter 3: The Maven Build Tool 5. Part 2:Language Fundamentals
6. Chapter 4: Language Fundamentals – Data Types and Variables 7. Chapter 5: Language Fundamentals – Classes 8. Chapter 6: Methods, Interfaces, Records, and Their Relationships 9. Chapter 7: Java Syntax and Exceptions 10. Chapter 8: Arrays, Collections, Generics, Functions, and Streams 11. Chapter 9: Using Threads in Java 12. Chapter 10: Implementing Software Design Principles and Patterns in Java 13. Chapter 11: Documentation and Logging 14. Chapter 12: BigDecimal and Unit Testing 15. Part 3:GUI and Web Coding in Java
16. Chapter 13: Desktop Graphical User Interface Coding with Swing and JavaFX 17. Chapter 14: Server-Side Coding with Jakarta 18. Chapter 15: Jakarta Faces Application 19. Part 4:Packaging Java Code
20. Chapter 16: Deploying Java in Standalone Packages and Containers 21. Index 22. Other Books You May Enjoy

Java Syntax and Exceptions

In this chapter, we will begin by looking at the syntax of the Java language. It might seem strange that it took till this chapter to look at syntax. To understand why, I must let you in on a secret: you already know how to code. This is the audience this book is for – you can program but have little or no experience with Java. I have no doubt that you could understand what was happening in every code sample you have seen so far. We will now formalize the Java syntax.

Here are the topics we will cover:

  • Understanding coding structures
  • Handling exceptions

By the end of this chapter, you will be able to organize Java code into methods and classes. Decision-making and iteration in Java code are presented. When things go wrong, there can be, in many situations, the need to leave the code that caused the error and either carry out additional processing to solve the problem or exit the program. This is the role of exceptions.

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