package ex;import java.util.HashMap;import java.util.Iterator;public class NewFeatureHashMap {	public static void main(String[] args) {	HashMap<String, Integer> hm = new HashMap<String, Integer>();	hm.put("abc", new Integer(111));	hm.put("def", new Integer(222));	Iterator<String> it = hm.keySet().iterator();	while (it.hasNext()) {	String strKey = it.next();	int iValue = hm.get(strKey).intValue();	System.out.println(strKey + "," + iValue);	}	}	}