public void setUp() {
    Attack o = new Attack();
    o.setCity("Kurlandia");
    o.setStreet("Escheira");
    o.setLocalNumber(34);
    o.setPostalCode("1234");
    o.setHouseNumber("323");
    try {

      HsqlUnitOfWork uow = new HsqlUnitOfWork();
      dao = new HsqlAttackDao(uow);
      dao.save(o);
      uow.commit();
      drop = uow.getConnection().createStatement();

    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }