@Override
 public boolean upsanpinshenpi(Sanpinshenpi s) throws Exception {
   // TODO Auto-generated method stub
   String sql = "UPDATE sanpinshenpi SET tijiaouserid=tijiaouserid+1-1";
   StringBuffer sb = new StringBuffer(sql);
   List l = new ArrayList();
   s.setShenpizhuangtai(2);
   if (s.getShenpizhuangtai() != 0) {
     sb.append(",shenpizhuangtai=?");
     l.add(s.getShenpizhuangtai());
   }
   if (s.getShenpijieguo() != 0) {
     sb.append(",shenpijieguo=?");
     l.add(s.getShenpijieguo());
   }
   if (s.getShenpiyijian() != null && !"".equals(s.getShenpiyijian())) {
     sb.append(",shenpiyijian=?");
     l.add(s.getShenpiyijian());
   }
   if (s.getShenpiuserid() != 0) {
     sb.append(",shenpiuserid=?");
     l.add(s.getShenpiuserid());
   }
   sb.append(",shenpitime=?");
   s.setShenpishijian(new Date());
   l.add(s.getShenpishijian());
   sb.append(" where id=?");
   l.add(s.getId());
   int num = this.update(sb.toString(), l.toArray());
   return num > 0;
 }
 @Override
 public boolean Addsanpinshenpi(Sanpinshenpi s) throws Exception {
   // TODO Auto-generated method stub
   s.setTijiaotime(new Date());
   s.setShenpizhuangtai(1);
   String sql =
       "insert into sanpinshenpi(tuanNo,tijiaouserid,beizhu,tijiaotime,shenpizhuangtai,shenpijieguo,shenpiyijian,shenpiuserid,shenpitime) values(?,?,?,?,?,?,?,?,?)";
   int num =
       this.update(
           sql,
           s.getTuanNo(),
           s.getTijiaouserid(),
           s.getBeizhu(),
           s.getTijiaotime(),
           s.getShenpizhuangtai(),
           s.getShenpijieguo(),
           s.getShenpiyijian(),
           s.getShenpiuserid(),
           s.getShenpishijian());
   return num > 0;
 }