loginaction.java

学校的课程管理及选课系统

package org.wangsong.struts.action;

import java.io.UnsupportedEncodingException;

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 org.wangsong.service.LoginService;
import org.wangsong.struts.form.LoginForm;

public class LoginAction extends Action
{

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws UnsupportedEncodingException
	{
		LoginForm loginForm = (LoginForm) form;

		String sort = loginForm.getSort();
		String username = loginForm.getUsername();
		String password = loginForm.getPassword();
		int loginSort = Integer.parseInt(sort);

		LoginService loginservice=new LoginService(); 
		 
 	 
			switch (loginSort)
			{
			case 1:
				    if(loginservice.studentLogin(request,username, password))
				    	return mapping.findForward("studentLoginsuccess");
				    else
					 break;
			case 2:
			    if(loginservice.teacherLogin(request,username, password))
			    	return mapping.findForward("teacherLoginsuccess");
			    else
				 break;

			case 3:
			    if(loginservice.adminLogin(username, password))
			    	return mapping.findForward("adminLoginsuccess");
			    else
				 break;

			default:
				break;
			}

		 
		   return mapping.getInputForward();

	}
}