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// collections/SimpleIteration.java

// (c)2021 MindView LLC: see Copyright.txt

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

// Visit http://OnJava8.com for more book information.

import reflection.pets.*;

import java.util.*;

public class SimpleIteration {

public static void main(String[] args) {

List<Pet> pets = new PetCreator().list(12);

Iterator<Pet> it = pets.iterator();

while(it.hasNext()) {

Pet p = it.next();

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

}

System.out.println();

// A simpler approach, when possible:

for(Pet p : pets)

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

System.out.println();

// An Iterator can also remove elements:

it = pets.iterator();

for(int i = 0; i < 6; i++) {

it.next();

it.remove();

}

System.out.println(pets);

}

}

/* Output:

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

7:Manx 8:Cymric 9:Rat 10:EgyptianMau 11:Hamster

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

7:Manx 8:Cymric 9:Rat 10:EgyptianMau 11:Hamster

[Pug, Manx, Cymric, Rat, EgyptianMau, Hamster]

*/