// 修改并保存规则
  public String edit() {
    boolean isSucess = false;
    CompRule vo = loadRule();
    int id = getParaIntValue("id");
    vo.setId(id);
    CompRuleDao dao = new CompRuleDao();
    isSucess = dao.update(vo);

    DetailCompRuleDao detailDao = new DetailCompRuleDao();

    if (isSucess) {

      isSucess = detailDao.deleteDetailRule(vo);
      saveDetailRule(vo.getSelect_type(), id);
    }
    return ruleDetailList();
  }