}
  public InvokeHandler servantToHandler(Servant servant)  {    if (servant instanceof InvokeHandler)      return (InvokeHandler) servant;    else if (servant instanceof DynamicImplementation)      return new dynImpHandler((DynamicImplementation) servant);    else      throw new BAD_OPERATION(servant + " must be either InvokeHandler or " +                              "POA DynamicImplementation"                             );  }