Reflection Basics and java.lang.Class
Explore the fundamentals of Java reflection and understand how the java.lang.Class class acts as the gateway for reflective operations. Learn to extract Class objects from instances, primitives, arrays, and fully qualified names, setting the foundation to examine class metadata.
We'll cover the following...
Reflection is a powerful feature in Java that allows a running Java program to examine or introspect upon itself. While it provides incredible flexibility, it also introduces complexities and performance considerations.
Let’s explore the basics of reflection and how java.lang.Class serves as the entry point for all reflective operations.
What is reflection in Java?
What are some of the drawbacks of using reflection?
What are some of the use cases of reflection?
Why is java.lang.Class important?
How can we get the Class object for a reference type?
To see how we can extract the Class object from different ...