class Checkpoint extends InternalDatabusEventsListenerAbstract implements Serializable, Cloneable {

  public void serialize(OutputStream outStream) throws JsonGenerationException,
      JsonMappingException,
      IOException
  {
    internalStateToMap();
    mapper.writeValue(outStream, internalData);

  }

  @SuppressWarnings("unchecked") public  Checkpoint(String serializedCheckpoint);
  public  Checkpoint();

}