UserAciton中通过hibernate查询到的数据保存到ArrayList中,JSP页面希望表格输出ArrayList对象,有两种方法:

一、UserAction中获取到的ArrayList对象填充到UserForm中,jsp页面获取UserForm的初始值。

UserAction的部分代码:

 private ActionForward executeManageAction(ActionMapping mapping, ActionForm form,
   HttpServletRequest request, HttpServletResponse response) {
  UserForm userForm = (UserForm)form;
  ArrayList userlist = new ArrayList();
  SessionFactory sf= new Configuration().configure().buildSessionFactory();
  Session session=sf.openSession();
  Transaction tx=session.beginTransaction();
  String sqlQuery="from User";
  Query lQuery=session.createQuery(sqlQuery);
  userlist=(ArrayList)lQuery.list();
  tx.commit();
  session.close();
  userForm.setUserlist(userlist);
  return mapping.findForward("main_user");
 }

UsrForm的部分代码:

private ArrayList userlist;

 public ArrayList getUserlist(){
  return userlist;
 }
 public void setUserlist(ArrayList userlist){
  this.userlist=userlist;
 }

JSP页面代码:

    <table >      </table>

二、UserAction中获取到数据ArrayList对象后,把ArrayList对象存在request中,JSP页面在获取到ArrayList对象。

UserAction部分代码:

 private ActionForward executeManageAction(ActionMapping mapping, ActionForm form,
   HttpServletRequest request, HttpServletResponse response) {
  UserForm userForm = (UserForm)form;
  ArrayList userlist = new ArrayList();
  SessionFactory sf= new Configuration().configure().buildSessionFactory();
  Session session=sf.openSession();
  Transaction tx=session.beginTransaction();
  String sqlQuery="from User";
  Query lQuery=session.createQuery(sqlQuery);
  userlist=(ArrayList)lQuery.list();
  tx.commit();
  session.close();
  request.setAttribute("userlist", userlist);
  return mapping.findForward("main_user");
 }

JSP部分代码:

 <table >      </table>

相关文章: