Inner classes, which became available with Java 1.1, come in four flavors: Static member classes Member classes Local classes Anonymous classes Let’s take a quick look at each in turn.

Java provides us with anonymous inner classes, which come in quite handy for this problem. Usually, when we derive a class, we can override existing methods by providing a new one: ...

Starting with JDK 1.1, Java provided the ability to create nested classes. A nested class is defined inside another class. There are two types of nested classes: static nested classes and inner ...

This inclusion will also allow Java frameworks that rely heavily on anonymous inner classes to work more seamlessly with Groovy as well, he added.