Java 17 Essential Training: Syntax and Structure

This course provides a foundation for learning how to program with the most recent Long-Term Support (LTS) release, Java 17.

Introduction

• Learn the essentials of Java 17
• Programming and algorithms

1. Getting Started with Java

• Install IntelliJ Community Edition
• Install the Java Development Kit (JDK)

2. Java Basics

• Packages
• Classes
• Main method
• Reserved words

3. Variables

• Creating variables
• Primitive data types
• Local variable type inference
• Naming variables
• Modifying variables
• Arithmetic operators
• Challenge: Fill in the blanks
• Solution: Fill in the blanks

4. Decision Structures

• If statements
• If-else statements
• If-else-if statements
• Switch statements
• Switch expressions
• Relational operators
• Logical operators
• Short circuit logic
• Challenge: Change for a dollar game
• Solution: Change for a dollar game

5. Repetition Structures

• While loop
• Do while loop
• For loop
• Nested loops
• Break statement
• Challenge: Roll the die game
• Solution: Roll the die game

6. Methods

• Creating methods
• Calling methods
• Variable scope
• Passing data to methods
• Returning data from methods
• Overloading methods

7. Objects

• Defining classes for objects
• Constructors
• Instantiating objects
• Objects as method parameters
• Objects as method return types
• Wrapper classes
• Records

8. Arrays

• Arrays
• Variable arguments

9. Text Processing

• Strings
• Text blocks
• Challenge: Password validator
• Solution: Password validator

Conclusion

• Next steps