Java tutorial
//package com.java2s; import java.util.*; public class Main { public static <K, V> Map<K, V> makeMap(K key, V value) { Map<K, V> map = new HashMap<K, V>(); map.put(key, value); return map; } public static <K, V> Map<K, V> makeMap(K key1, V value1, K key2, V value2) { Map<K, V> map = new HashMap<K, V>(); map.put(key1, value1); map.put(key2, value2); return map; } }