class IbftMiningCoordinator implements MiningCoordinator, BlockAddedObserver {

  @Override
  public void setExtraData(final Bytes extraData) {
    blockCreatorFactory.setExtraData(extraData);
  }

  public  IbftMiningCoordinator(
      final IbftExecutors ibftExecutors,
      final IbftController controller,
      final IbftProcessor ibftProcessor,
      final IbftBlockCreatorFactory blockCreatorFactory,
      final Blockchain blockchain,
      final IbftEventQueue eventQueue);

}