abstract ContiguousSet<C> headSetImpl(C toElement, boolean inclusive);

  @SuppressWarnings("MissingOverride") // Supermethod does not exist under GWT.
  abstract ContiguousSet<C> subSetImpl(
      C fromElement, boolean fromInclusive, C toElement, boolean toInclusive);

  @SuppressWarnings("MissingOverride") // Supermethod does not exist under GWT.

    return AllEqualOrdering.INSTANCE;
  }

  /**
   * Returns an ordering that compares objects by the natural ordering of their string
   * representations as returned by {@code toString()}. It does not support null values.
   *
   * <p>The comparator is serializable.
   *
   * <p><b>Java 8+ users:</b> Use {@code Comparator.comparing(Object::toString)} instead.
   */
  @GwtCompatible(serializable = true)

  /**
   * Returns a view of {@code unfiltered} containing all elements that are of the type {@code
   * desiredType}. The returned iterable's iterator does not support {@code remove()}.
   *
   * <p><b>{@code Stream} equivalent:</b> {@code stream.filter(type::isInstance).map(type::cast)}.
   * This does perform a little more work than necessary, so another option is to insert an
   * unchecked cast at some later point:
   *
   * <pre>

 */
@GwtCompatible(emulated = true)
@J2ktIncompatible
@ElementTypesAreNonnullByDefault
public final class EnumBiMap<K extends Enum<K>, V extends Enum<V>> extends AbstractBiMap<K, V> {
  /*
   * J2CL's EnumMap does not need the Class instance, so we can use Object.class instead. (Or we
   * could use null, but that messes with our nullness checking, including under J2KT. We could

 */
@GwtCompatible(emulated = true)
@J2ktIncompatible
@ElementTypesAreNonnullByDefault
public final class EnumBiMap<K extends Enum<K>, V extends Enum<V>> extends AbstractBiMap<K, V> {
  /*
   * J2CL's EnumMap does not need the Class instance, so we can use Object.class instead. (Or we
   * could use null, but that messes with our nullness checking, including under J2KT. We could

  Map<R, V> column(@ParametricNullness C columnKey);

  /**
   * Returns a set of all row key / column key / value triplets. Changes to the returned set will
   * update the underlying table, and vice versa. The cell set does not support the {@code add} or
   * {@code addAll} methods.
   *
   * @return set of table cells consisting of row key / column key / value triplets
   */
  Set<Cell<R, C, V>> cellSet();

  /**

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A TimeLimiter implementation which actually does not attempt to limit time at all. This may be
 * desirable to use in some unit tests. More importantly, attempting to debug a call which is

      return "Functions.identity()";
    }
  }

  /**
   * Returns a function which performs a map lookup. The returned function throws an {@link
   * IllegalArgumentException} if given a key that does not exist in the map. See also {@link
   * #forMap(Map, Object)}, which returns a default value in this case.
   *
   * <p>Note: if {@code map} is a {@link com.google.common.collect.BiMap BiMap} (or can be one), you

   * that may have been bound to a subtype.
   */
  @CheckForNull
  <T extends @NonNull B> T getInstance(Class<T> type);

  /**
   * Maps the specified class to the specified value. Does <i>not</i> associate this value with any
   * of the class's supertypes.
   *
   * @return the value previously associated with this class (possibly {@code null}), or {@code
   *     null} if there was no previous entry.
   */

   *
   * <pre>{@code
   * public int hashCode() {
   *   return Objects.hashCode(getX(), getY(), getZ());
   * }
   * }</pre>
   *
   * <p><b>Warning:</b> When a single object is supplied, the returned hash code does not equal the
   * hash code of that object.
   *
   * <p><b>Java 7+ users:</b> This method should be treated as deprecated; use {@link
   * java.util.Objects#hash} instead.
   */