Anonymous inner classes have undesirable characteristics that can impact the performance of your application. First, the compiler generates a new class file for each anonymous inner class. The ...

In the example program, I created two levels of nested, named classes (FirstNested and FirstNested.SecondNested) along with an additional, anonymous inner class (inside FirstNested.SecondNested).

Anonymous inner classes have in their scope any field, including private, of the containing class and any final local variables and method parameters of the containing method.

If you’ve read my Java 101 tutorial introducing static classes and inner classes, you should be familiar with the basics of working with nested classes in Java code. In this associated tip, I ...

Anonymous inner classes have undesirable characteristics that can impact the performance of your application. First, the compiler generates a new class file for each anonymous inner class.