An Anonymous class is a class which is defined at run time 
without having any name and it is instantiated and declared
at the same place.
Syntax:
new class classname(){}
new interface interfacename(){}
Keyword extends and implements are usedin this class.
It is always implicitly final.
It is never static or final.

it is a local inner class without any name.
it is instantiated at the time of declaration and must be 
extended by a class or implemented by an interface.

new [class name](argument list){anonymous class body};

overridden functions can be declared in this calss and it 
can have only one new method inside it.more than one can 
not be called anywhere.
using dot operator we can call that new function.