Method writeObject

output/java_guava/1.4.17/HashMultimap.java:129–133

@serialData expectedValuesPerKey, number of distinct keys, and then for each distinct key: the key, number of values for that key, and the key's values

(ObjectOutputStream stream)

   */

  @GwtIncompatible // java.io.ObjectOutputStream
  private void writeObject(ObjectOutputStream stream) throws IOException {
    stream.defaultWriteObject();
    Serialization.writeMultimap(this, stream);
  }

  @GwtIncompatible // java.io.ObjectInputStream
  private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {