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 ...

Some language features are just plain ugly. The first time you see them, you say to yourself, “If I ever have to use that, there’s something wrong with my design.” And most of the time you’d be right.

In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks. I also ...