verride
  public void initFilter() {
    final MatchVariableConstraint constraint = myTable.getMatchVariable();
    if (constraint == null) {
      return;
    }
    constraint.setMinCount(myMinZero ? 0 : 1);
    constraint.setMaxCount(myMaxUnlimited ? Integer.MAX_VALUE : 1);
  }


verride
  public void initFilter() {