@Override
  public void precheck() throws Exception {
    super.precheck();
    createBlockVolumeHelper.precheck();

    long capacityInBytes = createBlockVolumeHelper.getSizeInGb().longValue() * 1024 * 1024 * 1024;
    mountBlockVolumeHelpers = MountBlockVolumeHelper.createHelpers(windowsSystems, capacityInBytes);
    for (MountBlockVolumeHelper mountBlockVolumeHelper : mountBlockVolumeHelpers) {
      mountBlockVolumeHelper.precheck();
    }

    if (isClustered()) {
      mountBlockVolumeHelpers.get(0).verifyClusterHosts(hosts);
    }
  }
 @Override
 public void init() throws Exception {
   super.init();
 }