Multiset<E> multiset, ObjectOutputStream stream) throws IOException {
    int entryCount = multiset.entrySet().size();
    stream.writeInt(entryCount);
    for (Multiset.Entry<E> entry : multiset.entrySet()) {
      stream.writeObject(entry.getElement());
      stream.writeInt(entry.getCount());
    }
  }

  /**
   * Populates a multiset by reading an input stream, as part of deserialization. See {@link

            };
        }
        return (Set<Map.Entry<K, V>>) entrySet;
    }

    @Override
    public void writeExternal(final ObjectOutput out) throws IOException {
        out.writeInt(listTable.length);
        out.writeInt(size);
        for (int i = 0; i < size; i++) {
            out.writeObject(listTable[i].key);
            out.writeObject(listTable[i].value);
        }
    }