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163 lines (154 loc) · 6.16 KB
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/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package Controller;
import Model.CartDAO;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
/**
*
* @author thien
*/
public class MainController extends HttpServlet {
private static final String ADD_ITEM = "addtocart";
private static final String ERROR = "index.jsp";
private static final String LOGIN = "login";
private static final String SEARCH = "search";
private static final String LOGOUT = "logout";
private static final String SHOP = "product";
private static final String ITEM = "item";
private static final String Remove = "remove";
private static final String CREATE = "create";
private static final String BUY = "buy";
private static final String SEARCHACC = "searchacc";
private static final String UPDATEACC = "updateacc";
private static final String DELETEACC = "deleteacc";
private static final String RESTOREACC = "restoreuser";
private static final String MOD = "updatecart";
private static final String CHECKOUT = "checkout";
private static final String CANCEL = "cancel";
private static final String REORDER = "reorder";
private static final String ADMINORDER = "manageorder";
private static final String ADMINPRODUCT = "manageproduct";
private static final String CONFIRMUPDATE = "confirmupdate";
private static final String COMPLETEUPDATE = "completeupdate";
private static final String EDITPRODUCT = "editproduct";
private static final String INFOUSER = "info";
/**
* Processes requests for both HTTP <code>GET</code> and <code>POST</code>
* methods.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
String url = ERROR;
try {
HttpSession session = request.getSession();
String action = request.getParameter("action");
String page = request.getParameter("page");
String category = request.getParameter("category");
String id = request.getParameter("id");
if ("Login".equals(action)) {
url = LOGIN;
} else if ("InforUser".equals(action)) {
url = INFOUSER;
} else if ("Search".equals(action) ) {
url = SEARCH;
} else if ("CheckOut".equals(action)) {
url = CHECKOUT;
} else if ("Confirm".equals(action) ) {
url = CONFIRMUPDATE;
} else if ("Edit".equals(action) ) {
url = EDITPRODUCT;
} else if ("Complete".equals(action) ) {
url = COMPLETEUPDATE;
} else if ("Item".equals(action) || id != null) {
url = ITEM;
} else if ("Logout".equals(action)) {
url = LOGOUT;
} else if ("Modify".equals(action)) {
url = MOD;
} else if ("Order".equals(action)) {
url = BUY;
} else if ("ManageProduct".equals(action)) {
url = ADMINPRODUCT;
} else if ("ManageOrder".equals(action)) {
url = ADMINORDER;
} else if ("Shop".equals(action) || category != null || page != null) {
url = SHOP;
} else if ("RestoreAcc".equals(action)) {
url = RESTOREACC;
} else if ("Delete".equals(action)) {
url = DELETEACC;
} else if ("Reorder".equals(action)) {
url = REORDER;
} else if ("Cancel".equals(action)) {
url = CANCEL;
} else if ("Update".equals(action)) {
url = UPDATEACC;
} else if ("SearchAcc".equals(action)) {
url = SEARCHACC;
} else if ("removeCart".equals(action)) {
url = Remove;
} else if ("AddCart".equals(action)) {
url = ADD_ITEM;
} else if ("Register".equals(action)) {
url = CREATE;
} else {
session.setAttribute("ERROR_MESSAGE", "Function is not available");
}
} catch (Exception e) {
log("Error at MainController" + e.toString());
} finally {
request.getRequestDispatcher(url).forward(request, response);
}
}
// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
/**
* Handles the HTTP <code>GET</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/**
* Handles the HTTP <code>POST</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
processRequest(request, response);
}
/**
* Returns a short description of the servlet.
*
* @return a String containing servlet description
*/
@Override
public String getServletInfo() {
return "Short description";
}// </editor-fold>
}