Inner classes are non-static member classes, local classes, or anonymous classes. In this tutorial you’ll learn how to work with static member classes and the three types of inner classes in ...

For example, in Java, you can define simple interfaces that never truly have a formal implementing class ... The Groovy language does not formally support the creation of anonymous inner classes.

Benefits and drawbacks to anonymous inner classes. An anonymous inner class allows developers to define and implement a functional interface at the point in the code where it is needed. In the prior ...