?? loginaction.java
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/*
* Generated by MyEclipse Struts
* Template path: templates/java/JavaClass.vtl
*/
package struts;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
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 org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import dao.AdminDAO;
import dao.StudentDAO;
import dao.TeacherDAO;
/**
* MyEclipse Struts
* Creation date: 04-09-2007
*
* XDoclet definition:
* @struts.action path="/login" name="loginForm" input="/login.jsp" scope="request" validate="true"
* @struts.action-forward name="teacherLoginsuccess" path="/teacher.jsp"
* @struts.action-forward name="adminLogsuccess" path="/admin.jsp"
* @struts.action-forward name="studentLoginsuccess" path="/student.jsp"
*/
public class LoginAction extends Action {
private StudentDAO stuDao;
private TeacherDAO teaDao;
private AdminDAO admDao;
/*
* 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) {
LoginForm loginForm = (LoginForm) form;// TODO Auto-generated method stub
String sort=loginForm.getSort();
String username=loginForm.getUsername();
String password=loginForm.getPassword();
int loginSort=Integer.parseInt(sort);
HttpSession session=request.getSession();
String id=(String) session.getAttribute("id");
if(id==null)
{
session.setAttribute("id", username);
}
else{
session.removeAttribute("id");
session.setAttribute("id",username);
}
try{
switch(loginSort)
{
case 1:
List list1=stuDao.isUserValid(username, password);
if(list1.size()>0)
return mapping.findForward("studentLoginsuccess");
else break;
case 2:
List list2=teaDao.isUserValid(username, password);
if(list2.size()>0)
return mapping.findForward("teacherLoginsuccess");
else break;
case 3:
List list3=admDao.isUserValid(username, password);
if(list3.size()>0)
return mapping.findForward("adminLoginsuccess");
else break;
default:
break;
}
}catch(Exception e){
ActionMessages errors=new ActionMessages();
errors.add("login error",new ActionMessage("login.error"));
saveErrors(request,errors);
}
return mapping.getInputForward();
}
public StudentDAO getStuDao() {
return stuDao;
}
public void setStuDao(StudentDAO stuDao) {
this.stuDao = stuDao;
}
public TeacherDAO getTeaDao() {
return teaDao;
}
public void setTeaDao(TeacherDAO teaDao) {
this.teaDao = teaDao;
}
public AdminDAO getAdmDao() {
return admDao;
}
public void setAdmDao(AdminDAO admDao) {
this.admDao = admDao;
}
}
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