HashMap<K, V> ret = new HashMap<K, V>();
HashMap<K, V> ret = new HashMap();
        public static <K, V> HashMap<K, V> hashMap(Object[][] kv) {            if (kv == null) {                return new HashMap<K, V>();            }            HashMap<K, V> ret = new HashMap<K, V>();            for (Object[] entry : kv) {                if (entry.length >= 2) {                    ret.put((K) entry[0], (V) entry[1]);                }            }            return ret;        }