Method references in Java are part of the broader set of features introduced and enhanced in Java 8 and beyond. They are a concise way to refer to methods of classes or objects.

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.

I've used Java Architecture for XML Binding (JAXB) ... Adding Common Methods to JAXB-Generated Java Classes (JAXB2 Basics Plugins) how-to. Aug 24, 2011 19 mins. Core Java.