userservlet.java

jsp+servlet网上购物,是一个实现mvc的网站

package com.ebook.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.RequestDispatcher;
import com.ebook.Entity.*;
import com.ebook.impl.*;
import com.ebook.Util.*;
import javax.servlet.http.HttpSession;

public class UserServlet extends HttpServlet {

    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws IOException, ServletException {
        String action = request.getParameter("action");
        try {
            if (action.equals("login")) {
                Login(request, response);
            }
            if(action.equals("adminlogin"))
            {
                AdminLogin(request,response);
            }
            if(action.equals("regist"))
            {
                regist(request,response);
            }
            else
            {
            }
        } catch (Exception e) {
        }
    }

    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws IOException, ServletException {
        doGet(request, response);
    }

    public void Login(HttpServletRequest request, HttpServletResponse response) throws Exception {
        HttpSession session = request.getSession();
        UserImpl impl = new UserImpl(new JdbcCon().getCon());
        User user=impl.findUser(request.getParameter("username"));
        session.setAttribute("user", user);
        if (impl.isLogin(user)) {
            response.sendRedirect("/eBook/BookServlet");
        } else {
            request.setAttribute("error", "Login error!");
            request.getRequestDispatcher("error.jsp").forward(request, response);
        }
         }
        public void regist(HttpServletRequest request,HttpServletResponse response) throws Exception
        {
            request.setCharacterEncoding("UTF-8");
            UserImpl impl=new UserImpl(new JdbcCon().getCon());
            User user=new User();
            user.setName(request.getParameter("name"));
            user.setPassword(request.getParameter("password"));
            user.setEmail(request.getParameter("email"));
            user.setPhone(request.getParameter("tel"));
            user.setAddress(request.getParameter("adress"));
            user.setPostNum(request.getParameter("postNum"));
            user.setSex(request.getParameter("sex"));
            impl.addUser(user);
            request.getRequestDispatcher("success.jsp").forward(request, response);
        }
          public void AdminLogin(HttpServletRequest request, HttpServletResponse response) throws Exception {
        HttpSession session = request.getSession();
        UserImpl impl = new UserImpl(new JdbcCon().getCon());
         Admin admin=new Admin();
         admin.setAdminname(request.getParameter("username"));
         admin.setPassword(request.getParameter("password"));
        session.setAttribute("admin", admin);
        if (impl.isAdminLogin(admin)) {
            response.sendRedirect("/eBook/admin/adminindex.jsp");
        } else {
            request.setAttribute("error", "Login error!");
            request.getRequestDispatcher("error.jsp").forward(request, response);
        }
         }

}