A local class that is defined without a name is known as Anonymous class.

Anonymous Classes

A local class that is defined without a name is known as Anonymous class. Anonymous classes are instantiated only once. We create a new class every time while executing a given anonymous class definition. Anonymous classes can be extended and can also implement an interface. In case of anonymous class, define a class right in the middle of an expression which allows us by an inner class.

The syntax of anonymous classes is as under :

Anonymous classes can not be declared as static because they don't have a normal class declaration where it's possible to use static. They can't be define with modifiers like public, private, protected or static.