stfirstmainaction.java

来自「这是一个可以让学生选择自己喜欢的课题」· Java 代码 · 共 170 行

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.yourcompany.struts.action;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import allBeans.StZhiyuan;
import allBeans.LstBean;
import allDAOFactory.IFirstStudentTittleDAO;
import allDAOFactory.ILastStudentTittleDAO;
import allDAOFactory.ITeacherDAO;
import allDAOFactory.ITittleDAO;
/** 
 * MyEclipse Struts
 * Creation date: 07-29-2008
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class StfirstmainAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub

		String stid=(String)request.getSession().getAttribute("userID"); //得到学生的ID
		if(stid==null)
			return mapping.findForward("tologinst");
		
		String loginkey=request.getParameter("loginkey");
		String tm=(String)request.getSession().getAttribute("tm");
		
		if(loginkey.equals("changepsw"))
		{
			return mapping.findForward("tostchangepsw");
		}
		else if(loginkey.equals("out"))
		{
			request.getSession().removeAttribute("userID");
			request.getSession().removeAttribute("st_name");
			request.getSession().removeAttribute("tm");
			return mapping.findForward("tologinst");
		}
		else if(loginkey.equals("help"))
		{
			return mapping.findForward("tosthelp");
		}
		else if(loginkey.equals("tittles"))
		{
			ITittleDAO tidao=new ITittleDAO();
			List list=tidao.tigetall();
			List lastlist=new ArrayList();
			StZhiyuan temp=null;
			Iterator it=list.iterator();
			while(it.hasNext())
			{
				temp=new StZhiyuan();
				Object[] result=(Object[])it.next();
				temp.setTiid(Integer.parseInt(result[0].toString()));
				temp.setTiname(result[1].toString());
				if(result[2]==null) temp.setWord(null);
				else temp.setWord(result[2].toString());
				temp.setThname(result[3].toString());
				lastlist.add(temp);
				
			}
			request.setAttribute("tilist", lastlist);
			return mapping.findForward("tosttittles");
		}
		else if(loginkey.equals("teachers"))
		{
			ITeacherDAO thdao=new ITeacherDAO();
			List list=thdao.thget();
			request.setAttribute("thlist", list);
			return mapping.findForward("tostteachers");
		}
		else if(loginkey.equals("results"))
		{
			ILastStudentTittleDAO lstdao=new ILastStudentTittleDAO();
			List list=lstdao.lstget();
			List lastlist=new ArrayList();
			LstBean temp=null;
			Iterator it=list.iterator();
			while(it.hasNext())
			{
				temp=new LstBean();
				Object[] result=(Object[])it.next();
				temp.setStid(result[0].toString());
				temp.setStname(result[1].toString());
				temp.setTiid(result[2].toString());
				temp.setTiname(result[3].toString());
				lastlist.add(temp);
				
			}
			request.setAttribute("relist", lastlist);
			return mapping.findForward("tostresults");
		}
		else if(loginkey.equals("edit"))
		{
			String prior=request.getParameter("fi_prior");
			IFirstStudentTittleDAO fstdao=new IFirstStudentTittleDAO();
			Integer fiid=fstdao.fstgetfiid(stid, prior);  //得到要修改的题目的纪录号
			StZhiyuan zhiyuan=fstdao.fstget(stid, prior);
			request.setAttribute("fiid", String.valueOf(fiid));
			request.setAttribute("tiid", String.valueOf(zhiyuan.getTiid()));
			request.setAttribute("tiname", zhiyuan.getTiname());
			request.setAttribute("thname", zhiyuan.getThname());
			request.setAttribute("word", zhiyuan.getWord());
			return mapping.findForward("tostedit");
		}
		else if(loginkey.equals("select"))
		{
			if(tm.equals("1"))
			{
				String prior=request.getParameter("fi_prior");
				if(request.getSession().getAttribute("priorinsession")!=null)
					request.getSession().removeAttribute("priorinsession");
				request.getSession().setAttribute("priorinsession", prior);
			}
			ITeacherDAO thdao=new ITeacherDAO();
			List list=thdao.thget();
			request.setAttribute("thlist", list);
			return mapping.findForward("tostteacherslist");
		}
		else if(loginkey.equals("delete"))
		{
			String prior=request.getParameter("fi_prior");
			IFirstStudentTittleDAO fstdao=new IFirstStudentTittleDAO();
			fstdao.fstdeletebystandprior(stid, prior);
			
		    fstdao=new IFirstStudentTittleDAO();
			StZhiyuan stzhiyuanone=fstdao.fstget(stid,"1");
			StZhiyuan stzhiyuantwo=fstdao.fstget(stid,"2");
			StZhiyuan stzhiyuanthree=fstdao.fstget(stid,"3");
			request.setAttribute("stzhiyuanone", stzhiyuanone);
			request.setAttribute("stzhiyuantwo", stzhiyuantwo);
			request.setAttribute("stzhiyuanthree", stzhiyuanthree);
			return mapping.findForward("tostfirstmain");
		}
		else
		{
			request.removeAttribute("userID");
			request.removeAttribute("st_name");
			request.removeAttribute("tm");
			return mapping.findForward("tologinst");
		}
	}
}