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.

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 ...

Anonymous inner classes are mostly used for event handling in Java. However they can also prove useful for debugging purposes. This article explains how anonymous inner classes can be used for ...

As such, you can incorporate the functional Consumer interface into your code simply by creating a class that implements java.util.function.Consumer, or by coding an inner class. Here is the Java code ...

If the thing inside the parentheses is also a class, it becomes an inner class. Java has supported inner classes since version 1.1.