Java is pure object oriented language or not?

Java

No, it is not strictly object oriented.

Java still maintains the concept of primitive data types, such as char, int, long, float, double, boolean. And as such, these are not objects.

In a true object oriented language, everything would be represented as an object, including operators. sory but wappers implement this concept n everything in Java done by a class n a object it strickly follow the 3 rules of oops for detail refers Java2 complete reference chapter2