java iterate hashmap/map using Iterator

/**
 * @author lautturi.com
 * Java example:  java iterate hashmap/map using Iterator 
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		Map <String, Integer> map = new HashMap<>();
		map.put("Apple", 1);
		map.put("Banana", 4);
		map.put("Cherry", 7);
		map.put("Orange", 25);	
		
		Iterator<Map.Entry<String, Integer>> iterator = map.entrySet().iterator();
	    while (iterator.hasNext()) {
	        Map.Entry<String, Integer> entry = iterator.next();
	        System.out.println(entry.getKey() + ":" + entry.getValue());
	    }
	}
}

output:

Apple:1
Cherry:7
Orange:25
Banana:4