Package Java

Source Code of Java.ServletCreateOrder

/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package Java;

import Java.ORM.DatabaseORM;
import static Java.ORM.DatabaseORM.entityManagerFactoryString;
import Java.ORM.Order;
import Java.ORM.OrderItem;
import java.io.IOException;
import java.sql.Timestamp;
import java.util.Date;
import javax.persistence.EntityManager;
import javax.persistence.Persistence;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
*
* @author Geert
*/
@WebServlet(name = "ServletCreateOrder", urlPatterns = {"/ServletCreateOrder"})
public class ServletCreateOrder extends HttpServlet {

    private EntityManager em = Persistence.createEntityManagerFactory(entityManagerFactoryString).createEntityManager();
       
   
    /**
     * 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 curUser = request.getParameter("session");
        request.getSession().setAttribute("username", curUser);
        if (curUser == null) {
            request.getRequestDispatcher("login.jsp").forward(request, response);
            return;
        }
       
        Shoppingcart shoppingcart = DatabaseORM.getShoppingcart(em, curUser);
        if (shoppingcart != null) {
            Timestamp time = new Timestamp(new Date().getTime());
            Order order = new Order(DatabaseORM.findAccount(em, curUser), time, time, 0);
           
            for (int i = 0; i < shoppingcart.size(); i++) {
                ShoppingcartItem item = shoppingcart.get(i);
                order.addItem(new OrderItem(order, Integer.valueOf(item.getPhoto()), item.getProduct(), item.getColor(), item.getAmount(), DatabaseKoppeling.getItemPrice(item.getPhoto(), item.getProduct())));
            }
           
            DatabaseORM.insertOrder(em, order);
            DatabaseORM.removeShoppingcart(em, shoppingcart);
        }
       
        response.sendRedirect("c_orders.jsp");
    }

    // <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>
}
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