code: public static <K, V> Map<K, V> wrap(final String key, final Object value,
                                          final String key2, final Object value2,
                                          final String key3, final Object value3) {
          val m = wrap(key, value, key2, value2);
          m.put(key3, value3);
          return (Map) m;
      }
docs: Wrap map.
  
  @param <K>    the type parameter
  @param <V>    the type parameter
  @param key    the key
  @param value  the value
  @param key2   the key 2
  @param value2 the value 2
  @param key3   the key 3
  @param value3 the value 3
  @return the map