z.IncludeDirectories, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "IncludeDirectories")
				return
			}
		case "Transient":
			z.Transient, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "Transient")
				return
			}
		case "Versioned":
			z.Versioned, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "Versioned")
				return

                true), RESOURCE_LOCKED("Resource is locked", ErrorCategory.RESOURCE, true),

        // Transient errors
        BUSY("Server busy", ErrorCategory.TRANSIENT, true), TRY_AGAIN("Try again later", ErrorCategory.TRANSIENT,
                true), SERVICE_UNAVAILABLE("Service temporarily unavailable", ErrorCategory.TRANSIENT, true),

        // Generic errors

  /** Maps an "entry" to the key of that entry. */
  private transient @Nullable K[] keys;

  /** Maps an "entry" to the value of that entry. */
  private transient @Nullable V[] values;

  private transient int size;
  private transient int modCount;

  /** Maps a bucket to the "entry" of its first element. */
  private transient int[] hashTableKToV;

  /** Maps a bucket to the "entry" of its first element. */

   * by init(), which the constructor calls.
   */

  /** The keys of the entries in the map. */
  transient @Nullable Object[] keys;

  /** The values of the entries in the map. */
  transient int[] values;

  transient int size;

  transient int modCount;

  /**
   * The hashtable. Its values are indexes to the keys, values, and entries arrays.
   *

  }

  static final class EntrySet<K, V> extends ImmutableSet<Entry<K, V>> {
    private final transient ImmutableMap<K, V> map;
    private final transient @Nullable Object[] alternatingKeysAndValues;
    private final transient int keyOffset;
    private final transient int size;

    EntrySet(
        ImmutableMap<K, V> map,
        @Nullable Object[] alternatingKeysAndValues,

  static final double MAX_LOAD_FACTOR = 1.2;

  private final transient @Nullable ImmutableMapEntry<K, V> @Nullable [] keyTable;
  private final transient @Nullable ImmutableMapEntry<K, V> @Nullable [] valueTable;
  @VisibleForTesting final transient Entry<K, V>[] entries;
  private final transient int mask;
  private final transient int hashCode;

  static <K, V> ImmutableBiMap<K, V> fromEntries(Entry<K, V>... entries) {

  private transient @Nullable Node<K, V>[] hashTableKToV;

  @SuppressWarnings("nullness:initialization.field.uninitialized") // For J2KT (see above)
  private transient @Nullable Node<K, V>[] hashTableVToK;

  @Weak private transient @Nullable Node<K, V> firstInKeyInsertionOrder;
  @Weak private transient @Nullable Node<K, V> lastInKeyInsertionOrder;
  private transient int size;
  private transient int mask;

    /** Load factor */
    protected transient int threshold;

    /** Entry as a map */
    protected transient Entry<K, V>[] mapTable;

    /** Entry as an array */
    protected transient Entry<K, V>[] listTable;

    /** Number of elements */
    protected transient int size = 0;

    /** View as a {@link Set} */
    protected transient Set<? extends Map.Entry<K, V>> entrySet = null;

    /**

      implements Supplier<T>, Serializable {
    private transient Object lock = new Object();

    final Supplier<T> delegate;
    transient volatile boolean initialized;
    // "value" does not need to be volatile; visibility piggy-backs
    // on volatile read of "initialized".
    transient @Nullable T value;

    MemoizingSupplier(Supplier<T> delegate) {

 */
@GwtCompatible
abstract class AbstractBiMap<K extends @Nullable Object, V extends @Nullable Object>
    extends ForwardingMap<K, V> implements BiMap<K, V>, Serializable {

  private transient Map<K, V> delegate;

  @RetainedWith private transient AbstractBiMap<V, K> inverse;

  /** Package-private constructor for creating a map-backed bimap. */
  AbstractBiMap(Map<K, V> forward, Map<V, K> backward) {