SimpGen.java

package chapter14;


class TwoGen<T, V> {
    T ob1;
    V ob2;

    //Pass the constructor a reference to
    //an object of type T and object of type V

    TwoGen(T o1, V o2) {
        ob1 = o1;
        ob2 = o2;
    }

    //Show types of T and V
    void showTypes() {
        System.out.println("Type of T is " + ob1.getClass().getName());
        System.out.println("Type of V is " + ob2.getClass().getName());

    }

    T getOb1() {
        return ob1;
    }

    V getOb2() {
        return ob2;
    }
}

//Demonstrates TwoGen Class
class SimpGen {
    public static void main(String[] args) {
        TwoGen<Integer, String> obj
                = new TwoGen<Integer, String>(88, "Generics");

        //Show the types
        obj.showTypes();

        //Obtain and show values
        int v = obj.getOb1();
        System.out.println("value : " + v);
        String str = obj.getOb2();
        System.out.println("value : " + str);

    }
}