docs: public void forEach(final EntryConsumer<V> consumer) {
          for (Map.Entry<Long, V> entry : map.entrySet()) {
              Long compoundKey = entry.getKey();
              final int keyPartA = (int) (compoundKey >>> Integer.SIZE);
              final int keyPartB = (int) (compoundKey & LOWER_INT_MASK);
              consumer.accept(keyPartA, keyPartB, entry.getValue());
          }
      }