Simple Java LinkedHashMap
import java.util.LinkedHashMap; public class Main { public static void main(String[] args) { LinkedHashMap<String,Integer> lHashMap = new LinkedHashMap<String,Integer>(); lHashMap.put("One", new Integer(1)); lHashMap.put("Two", new Integer(2)); // retrieve value using Object get(Object key) method of Java LinkedHashMap class Object obj = lHashMap.get("One"); System.out.println(obj); } }