Chapter 3. Classes and Instances

In this chapter, we will start working with examples on how to code classes and customize the initialization of instances in Java 9. We will understand how classes work as blueprints to generate instances and pe deeply into the garbage collection mechanism. We will:

• Understand classes and instances in Java 9
• Work with object initialization and its customization
• Learn about an object's lifecycle
• Introduce garbage collection
• Declare classes
• Customize constructors and initialization
• Understand how garbage collection works
• Create instances of classes and understand their scope