docs: public static <K, V, NK, NV> Map<NK, NV>
      newFilteredChangedKeyValueWithEntryMap(Map<K, V> map,
              Predicate<? super Entry<K, V>> filter,
              Function<Entry<K, V>, NK> changingKeyFunction,
              Function<Entry<K, V>, NV> changingValueFunction) {
          return getEntryStreamWithFilter(map, filter).collect(toMap(
                  changingKeyFunction, changingValueFunction));
      }