Java Programming for Complete Beginners - Java 16 - Step 08 - Java Wrapper Classes - an Introduction - Why and What?

The video introduces wrapper classes in Java, explaining their purpose and utility. Wrapper classes are object representations of primitive data types, providing additional functionality such as conversion from strings and utility methods. They are essential for storing primitive values in collections, which require objects. The video sets the stage for a deeper dive into specific wrapper classes and their methods in subsequent videos.

List the primitive types in Java and their corresponding wrapper classes.

What is the significance of the naming convention for wrapper classes in Java?

What are wrapper classes in Java and why are they used?

Explain how wrapper classes provide utility methods for converting values.

Why is it necessary to use wrapper classes when storing primitive values in collections?