package holding;

/**

* RUN:

* javac typeinfo/pets/*.java

* javac holding/CrossContainerIteration.java && java holding.CrossContainerIteration

* OUTPUT:

* 0:Rat 1:Manx 2:Cymric 3:Mutt 4:Pug 5:Cymric 6:Pug 7:Manx

* 0:Rat 1:Manx 2:Cymric 3:Mutt 4:Pug 5:Cymric 6:Pug 7:Manx

* 2:Cymric 1:Manx 0:Rat 6:Pug 5:Cymric 4:Pug 3:Mutt 7:Manx

* 5:Cymric 2:Cymric 7:Manx 1:Manx 3:Mutt 6:Pug 4:Pug 0:Rat

*/

import java.util.*;

import typeinfo.pets.*;

public class CrossContainerIteration {

public static void display(Iterator<Pet> it) {

while (it.hasNext()) {

Pet p = it.next();

System.out.print(p.id() + ":" + p + " ");

}

System.out.println();

}

public static void main(String[] args) {

ArrayList<Pet> pets = new Pets().arrayList(8);

LinkedList<Pet> petsLL = new LinkedList<Pet>(pets);

HashSet<Pet> petsHS = new HashSet<Pet>(pets);

TreeSet<Pet> petsTS = new TreeSet<Pet>(pets);

display(pets.iterator());

display(petsLL.iterator());

display(petsHS.iterator());

display(petsTS.iterator());

}

}