简单基于Java的招聘网站毕业设计

package cn.iftrue.iajo.bean; import java.util.ArrayList; import java.util.Date; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.struts.action.ActionForm; import org.apache.struts.action.DynaActionForm; import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.Transaction; import cn.iftrue.iajo.common.HibernateUtil; import cn.iftrue.iajo.common.OperateAdapter; import cn.iftrue.iajo.form.JobInfoForm; import cn.iftrue.iajo.vo.Jobinfo; /** * JobInfo 表的有关操作 * * @author zhang * */ public class JobInfoDBO extends OperateAdapter { private static Log log = LogFactory.getLog(JobInfoDBO.class); private Session session=null; private Transaction tx=null; /** * 发布招聘信息 */ public boolean add(Jobinfo jobinfo) { session=HibernateUtil.currentSession(); tx=session.beginTransaction(); boolean flag=true; try{ session.save(jobinfo); tx.commit(); } catch (HibernateException he) { if (tx != null) { tx.rollback(); } log.error("在add(Jobinfo jobinfo)方法中出现了HibernateException错误", he); throw he; } finally { HibernateUtil.closeSession(); } return flag; } /** * 通过公司注册名删除招聘信息 */ /* public boolean deleteBy(String name) { return super.deleteBy(name); } /** * 通过招聘信息id删除招聘信息 */ public boolean deleteBy(int id) { boolean flag=true; try{ session = HibernateUtil.currentSession(); tx = session.beginTransaction(); Query query = session.createQuery("delete from PostinfoTable where infoId=:id"); query.setParameter("id", new Integer(id)); query.executeUpdate(); Jobinfo jobinfo=(Jobinfo)session.load(Jobinfo.class, new Integer(id)); session.delete(jobinfo); tx.commit(); }catch(HibernateException e){ if (tx != null) { tx.rollback(); } flag=false; log.error("在jobInfoDBO的delete方法中出现了HibernateException错误",e); throw e; }finally { HibernateUtil.closeSession(); } return flag; } /** * 修改招聘信息 */ public boolean modify(JobInfoForm af) { boolean flag=true; try{ session = HibernateUtil.currentSession(); tx = session.beginTransaction(); Integer id = new Integer(af.getInfoId()); Jobinfo j = (Jobinfo)session.load(Jobinfo.class, id); j.setRequires(af.getRequires()); j.setModifyTime(new Date()); j.setName(af.getName()); j.setVocation(af.getVocation()); j.setPlace(af.getPlace()); j.setTotal(new Integer(Integer.parseInt(af.getTotal()))); session.save(j); tx.commit(); }catch (HibernateException e) { e.printStackTrace(); if (tx != null) { tx.rollback(); } flag=false; log.error("在JobInfoDBO中的modify方法中出现了HibernateException错误",e); throw e; } finally { HibernateUtil.closeSession(); } return flag; } /** * 查找十条最新的所有的招聘信息,主要用于首页显示 */ public ArrayList getNewJob() { ArrayList list=null; try{ session=HibernateUtil.currentSession(); tx=session.beginTransaction(); Query query=session.createQuery("from Jobinfo order by infoId desc limit 10"); list=(ArrayList)query.list(); tx.commit(); }catch(HibernateException e){ e.printStackTrace(); }finally{ HibernateUtil.closeSession(); } return list; } /** * 根据条件搜索招聘信息 */ public ArrayList selectBy(DynaActionForm dyForm) { ArrayList list=null; String address = (String) dyForm.get("place"); String vocation = (String) dyForm.get("vocation"); String position = (String) dyForm.get("name"); try{ session = HibernateUtil.currentSession(); tx = session.beginTransaction(); String hql = "from Jobinfo where place=:address and vocation=:vocation and name=:position"; Query query = session.createQuery(hql); query.setParameter("address", address); query.setParameter("vocation", vocation); query.setParameter("position", position); list = (ArrayList) query.list(); tx.commit(); }catch(HibernateException e){ if(tx != null){ tx.rollback(); } log.error("在JobInfoDBO的selectBy(DynaActionForm dyForm)方法中出现了HibernateException错误", e); throw e; }finally{ HibernateUtil.closeSession(); } return list; } /** * 查找某具体的招聘信息 */ public ArrayList selectBy(int id) { session=HibernateUtil.currentSession(); tx = session.beginTransaction(); ArrayList list = null; try{ String hql="from Jobinfo where infoId=:id"; Query query = session.createQuery(hql); query.setParameter("id",new Integer(id)); list = (ArrayList) query.list(); tx.commit(); }catch (HibernateException he) { if (tx != null) { tx.rollback(); } log.error("在selectBy(String name)方法中出现了HibernateException错误", he); throw he; } finally { HibernateUtil.closeSession(); } return list; } /** * 公司查询自己发布的所有职位信息的id号 * * @param name * 招聘方主键 */ public ArrayList selectBy(String name) { ArrayList list=null; session = HibernateUtil.currentSession(); tx = session.beginTransaction(); try{ String hql="from Jobinfo where company=:name"; Query query = session.createQuery(hql); query.setParameter("name", name); list = (ArrayList) query.list(); }catch(HibernateException e){ log.error("在selectBy(String name)方法中出现了HibernateException错误", e); throw e; }finally{ HibernateUtil.closeSession(); } return list; } /** * 查找某具体的招聘信息 */ public ArrayList selectById(int id) { ArrayList list=null; try{ session=HibernateUtil.currentSession(); tx=session.beginTransaction(); Query query=session.createQuery("from Jobinfo where infoId=:id"); query.setParameter("id",new Integer(id)); list=(ArrayList)query.list(); tx.commit(); }catch(HibernateException e){ log.error("在selectBy(int id)方法中出现了HibernateException错误", e); throw e; }finally{ HibernateUtil.closeSession(); } return list; } }