Method and variable handles vs. Java reflection To truly understand MethodHandles and VarHandles —what they do and why they are useful—it’s helpful to know a few things about reflection in Java.

A class implements an interface by appending Java’s implements keyword followed by a comma-separated list of interface names to the class header, and by coding each interface method in the class.

A concrete class has no abstracted methods and can be instantiated and used in code. Abstract classes can also be compared to a public class -- which is used for information and methods that need ...

Learn how Remote Method Invocation (RMI), an application programming interface for Java, preserves the object model and its advantages across a network.

Using a step-by-step example in Java, this article provides a practical example of how to use test-driven development (TDD) to divide, test, and conquer larger problems when coding.