public abstract class Parent {

    String name = "parent";

}    

public class Son extends Parent{

    public void print(){

        this.name = "son";

        System.out.println(super.name);

        System.out.println(this.name);

    }

    public static void main(String[] args) throws InstantiationException, IllegalAccessException {

        Son son = new Son();

        son.print();

    }

}

son

son