Java tutorial
public class Main { public static void main(String[] args) { Main cl = new Main(); Class c1Class = cl.getClass(); // returns the Class object associated with an integer int k = 5; Class kClass = int.class; boolean retval1 = c1Class.isPrimitive(); System.out.println(retval1); boolean retval2 = kClass.isPrimitive(); System.out.println(retval2); } }