HashMap to ArrayList

package com.concretepage;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;

public class HashMapArrayList {

public static void main(String[] args) {


HashMap<String, String> map = new HashMap<String, String>();
map.put("1", "1");
map.put("2", "2");
map.put("3", "3");
map.put("4", "4");
//Getting Collection of values from HashMap
       
Collection<String> values = map.values();
       
//Creating an ArrayList of values
       
ArrayList<String> listOfValues = new ArrayList<String>(values);


Iterator itr = listOfValues.iterator();

while(itr.hasNext()) {
System.out.println(itr.next());
}



}


}