nitin

public class AbstractDemo {
void display2() {
System.out.println("display() called in Parent class");
}

void fun() {
System.out.println("fun() called in Parent class");

}

}

class ConcreteDemo extends AbstractDemo {

void bar() {
// TODO Auto-generated method stub
System.out.println("bar() called in concrete class class");
// super.fun();
}

@Override
void display2() {
// TODO Auto-generated method stub
System.out.println("display2() called in concrete class class");
// super.display2();
}

public static void main(String[] args) {
AbstractDemo abstractdemo = new AbstractDemo();
abstractdemo.display2();
abstractdemo.bar();
}
}