After we’ve named our method, we use brackets in order to add any arguments. An argument is a variable that we wish to pass from one method to another. Variables are values represented by words.

Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

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.