Introduction to Collections, Generics & Reflection in Java

A Guide to Understand Generics, Collections Framework (Data Structures), Stream API and Reflection in Java!

Created by: Holczer Balazs
Software Engineer

What Will I Learn?

• Understand the basics of generics
• Understand bounded type parameters
• Understand wildcards (unbounded, upper bounded and lower bounded wildcards)
• Understand type erasure and type inference
• Understand the basic data structures
• Understand hash maps and sets
• Understand lists (ArrayLists and LinkedLists)
• Understand stacks and queues
• Understand the Collection Framework
• Understand hashing and hash-functions
• Understand Stream API

Requirements

• Internet connection
• Basic Java (loops, classes etc.)

Target audience

• Beginner Java developers curious about generics, collections and reflection