AnimalIterator.java

package customiterator;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/**
 * Custom Iterator.
 * User: rpanjrath
 * Date: 9/12/13
 * Time: 1:32 PM
 */
public class AnimalIterator implements Iterator {

 List<?> animalList = new ArrayList();
 private static int position;

 public AnimalIterator(Animal animal) {
 this.animalList = animal.getAnimal();
 }

 @Override
 public boolean hasNext() {
 if (position < animalList.size()) {
 return true;
 } else {
 return false;
 }
 }

 @Override
 public Object next() {
 Object object = animalList.get(position);
 position++;
 return object;
 }

 @Override
 public void remove() {
 animalList.remove(position);
 }
}