+ ")";
    }

    @GwtIncompatible
    @J2ktIncompatible
        private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
      in.defaultReadObject();
      lock = new Object();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

          + ")";
    }

    @GwtIncompatible
    @J2ktIncompatible
        private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
      in.defaultReadObject();
      lock = new Object();
    }

    @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;
  }

    }

    @GwtIncompatible // serialization
    private void readObject(ObjectInputStream in) throws ClassNotFoundException, IOException {
      in.defaultReadObject();
      this.obverse.inverse = this;
    }
  }

  private static final class InverseEntrySet<K extends @Nullable Object, V extends @Nullable Object>
      extends View<K, V, Entry<V, K>> {

    @J2ktIncompatible
        @SuppressWarnings("unchecked") // reading data stored by writeObject
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
      stream.defaultReadObject();
      setInverse((AbstractBiMap<V, K>) requireNonNull(stream.readObject()));
    }

    @GwtIncompatible // Not needed in the emulated source.
    @J2ktIncompatible
    Object readResolve() {

    @J2ktIncompatible
        @SuppressWarnings("unchecked") // reading data stored by writeObject
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
      stream.defaultReadObject();
      setInverse((AbstractBiMap<V, K>) requireNonNull(stream.readObject()));
    }

    @GwtIncompatible // Not needed in the emulated source.
    @J2ktIncompatible
    Object readResolve() {

      stream.writeObject(entry.getValue());
    }
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    multimapIterationChain = new MultimapIterationChain<>();
    valueSetCapacity = DEFAULT_VALUE_SET_CAPACITY;
    int distinctKeys = stream.readInt();

      stream.writeObject(entry.getValue());
    }
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    multimapIterationChain = new MultimapIterationChain<>();
    valueSetCapacity = DEFAULT_VALUE_SET_CAPACITY;
    int distinctKeys = stream.readInt();

      stream.writeObject(e);
    }
  }

  @SuppressWarnings("unchecked")
  @J2ktIncompatible
  private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    int elementCount = stream.readInt();
    if (elementCount < 0) {
      throw new InvalidObjectException("Invalid size: " + elementCount);
    }
    init(elementCount);

    Serialization.writeMap(this, stream);
  }

  @GwtIncompatible
  @J2ktIncompatible
    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    int size = stream.readInt();
    init(16); // resist hostile attempts to allocate gratuitous heap
    Serialization.populateMap(this, stream, size);
  }

    stream.defaultWriteObject();
    stream.writeObject(countMap);
  }

    private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();
    @SuppressWarnings("unchecked") // reading data stored by writeObject
    ConcurrentMap<E, AtomicInteger> deserializedCountMap =
        (ConcurrentMap<E, AtomicInteger>) requireNonNull(stream.readObject());