@NotNull
  private ListData putNewListData(@NotNull ListData list) {
    ListData listWithSameName = getDataByName(list.name);
    if (listWithSameName != null) {
      LOG.error(String.format("Attempt to create changelist with same name: %s - %s", list.name, list.id));
      return listWithSameName;
    }

    ListData listWithSameId = getDataById(list.id);
    if (listWithSameId != null) {
      LOG.error(String.format("Attempt to create changelist with same id: %s - %s", list.name, list.id));
      return listWithSameId;
    }

    myLists.add(list);
    return list;
  }
@NotNull
  private ListData putNewListData(@NotNull ListData list)