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.

How can we debug method calls that are not part of our own source code, say a call to JButton.setEnabled()? Java provides us with anonymous inner classes, which come in quite handy for this problem.

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 ...