@Override
  public void actionPerformed(@NotNull AnActionEvent e) {
    DirDiffTableModel model = SetOperationToBase.getModel(e);
    if (model == null) return;

    Couple<DirDiffElementImpl> couple = getSelectedSourceAndTarget(model);
    if (couple == null) return;

    model.setReplacement(couple.first, couple.second);
    model.reloadModel(false);
  }
@Override
  public void actionPerformed(@NotNull AnActionEvent e)