}

  /** Makes an entry usable internally by a new ImmutableMap. */
  static <K, V> ImmutableMapEntry<K, V> makeImmutable(Entry<K, V> entry) {
    return makeImmutable(entry, entry.getKey(), entry.getValue());
  }

  private RegularImmutableMap(
      Entry<K, V>[] entries, @CheckForNull @Nullable ImmutableMapEntry<K, V>[] table, int mask) {
    this.entries = entries;
    this.table = table;

        return JdkBackedImmutableBiMap.create(n, entryArray);
      }
      ImmutableMapEntry<K, V> newEntry =
          (nextInValueBucket == null && nextInKeyBucket == null)
              ? RegularImmutableMap.makeImmutable(entry, key, value)
              : new NonTerminalImmutableBiMapEntry<>(
                  key, value, nextInKeyBucket, nextInValueBucket);
      keyTable[keyBucket] = newEntry;
      valueTable[valueBucket] = newEntry;