【1】判断用户名是否重复 publicboolean isDuplicate(String name) ...{ // TODO Auto-generated method stub List ls=this.getHibernateTemplate().find("from com.datalook.ykt.model.Country as c where c.name=?",name); if(ls.size()>0) returntrue; else returnfalse; } 【2】通过一个字段id得到一个实体 public Country getCountry(long id)throws NullPointerException...{ // TODO Auto-generated method stub List ls=this.getHibernateTemplate().find("from com.datalook.ykt.model.Country as c where c.id=?",new Long(id)); if(ls.size()>0) return (Country)ls.get(0); else returnnull; } 【3】HIbernate查询 更新 操作new Object[] public List modifyCardNo(long oldcardno, long newcardno) ...{ // TODO Auto-generated method stub List result=new ArrayList(); List ls=this.getHibernateTemplate().find("from com.datalook.ykt.model.Trjn as trjn where trjn.cardNo=? and trjn.message=?",new Object[]...{new Long(oldcardno),GolbalParameter.OpenCount_Common}); if(ls.size()>1||ls.size()==0)...{ thrownew ServiceLogicException("-020"); //无满足条件记录! ----定义新的异常类型 } else...{ Trjn trjn=(Trjn)ls.get(0); List rs=this.getHibernateTemplate().find("from com.datalook.ykt.model.Trjn as trjn where trjn.cardNo=? and trjn.jourNo!=? ",new Object[]...{new Long(oldcardno),new Long(trjn.getJourNo())}); if(rs.size()>0) thrownew ServiceLogicException("-020"); this.getHibernateTemplate().bulkUpdate("update com.datalook.ykt.model.Trjn as trjn set trjn.cardNo=? where trjn.jourNo=? and trjn.cardNo=?",new Object[]...{new Long(newcardno),new Long(trjn.getJourNo()),new Long(oldcardno)}); int i=this.getHibernateTemplate().bulkUpdate("update com.datalook.ykt.model.UserMaster as um set um.cardNo=? "+ "where um.cardNo=?",new Object[]...{new Long(newcardno),new Long(oldcardno)}); if(i<1) thrownew ServiceLogicException("-020"); //无满足条件记录! result.add(0,"0000"); result.add(1,"影响:"+i+"条记录!"); } return result; } 【4】Hibernate的基本sql操作 ...{*} addEntity(,,) /** *//** * 档案查询 * @param cardno 卡号 * @return get(0)操作成功消息代码 get(>1)为档案集合 其结构为get(1)为list类型list下的get(0)为UserMaster对象get(1)为UserInfo对象 * @throws ServiceLogicException */ public List getUserMasterInfo(long cardno) throws ServiceLogicException ...{ // TODO Auto-generated method stub List result =new ArrayList(); String sql="select {um.*},{ui.*} from User_Master um ,"+ "user_info ui where um.UserId=ui.UserId and um.CardNo="+cardno; Session session=this.getSessionFactory().getCurrentSession(); SQLQuery sqlquery=session.createSQLQuery(sql).addEntity("um",UserMaster.class).addEntity("ui",UserInfo.class); List ls=sqlquery.list(); if(ls.size()<1) thrownew ServiceLogicException("-020"); //无满足条件记录! result.add(0,"0000"); int i=1; Iterator iter=ls.iterator(); List objls=new ArrayList(); Object[] obj=new Object[2]; while(iter.hasNext())...{ obj=(Object[])iter.next(); objls.add(0,obj[0]); objls.add(1,obj[1]); result.add(i,objls); i++; } return result; } 【5】