// typeinfo/pets/LiteralPetCreator.java

// (c)2016 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://mindviewinc.com/Books/OnJava/ for more book information.

// Using class literals

// {java typeinfo.pets.LiteralPetCreator}

package typeinfo.pets;

import java.util.*;

public class LiteralPetCreator extends PetCreator {

// No try block needed.

@SuppressWarnings("unchecked")

public static

final List<Class<? extends Pet>> allTypes =

Collections.unmodifiableList(Arrays.asList(

Pet.class, Dog.class, Cat.class, Rodent.class,

Mutt.class, Pug.class, EgyptianMau.class,

Manx.class, Cymric.class, Rat.class,

Mouse.class, Hamster.class));

// Types for random creation:

private static final List<Class<? extends Pet>> types =

allTypes.subList(allTypes.indexOf(Mutt.class),

allTypes.size());

@Override

public List<Class<? extends Pet>> types() {

return types;

}

public static void main(String[] args) {

System.out.println(types);

}

}

/* Output:

[class typeinfo.pets.Mutt, class typeinfo.pets.Pug, class

typeinfo.pets.EgyptianMau, class typeinfo.pets.Manx, class

typeinfo.pets.Cymric, class typeinfo.pets.Rat, class

typeinfo.pets.Mouse, class typeinfo.pets.Hamster]

*/