src/java/org/mxchange/pizzaapplication/servlet/receipt/PizzaPdfReceiptServlet.java

   1 /*
   2  * Copyright (C) 2016 - 2020 Free Software Foundation
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.pizzaapplication.servlet.receipt;
  18
  19 import java.io.IOException;
  20 import javax.faces.view.facelets.FaceletException;
  21 import javax.naming.Context;
  22 import javax.naming.InitialContext;
  23 import javax.naming.NamingException;
  24 import javax.servlet.ServletException;
  25 import javax.servlet.http.HttpServlet;
  26 import javax.servlet.http.HttpServletRequest;
  27 import javax.servlet.http.HttpServletResponse;
  28 import org.mxchange.jshopcore.model.receipt.ReceiptBeanRemote;
  29 import org.mxchange.jshopcore.model.receipt.WrapableReceipt;
  30
  31 /**
  32  * A servlet for a PDF receipt (official)
  33  * <p>
  34  * @author Roland Häder<roland@mxchange.org>
  35  */
  36 public class PizzaPdfReceiptServlet extends HttpServlet {
  37
  38         /**
  39          * Serial number
  40          */
  41         private static final long serialVersionUID = 497_345_834_783_781L;
  42
  43         /**
  44          * Remote bean
  45          */
  46         private ReceiptBeanRemote receiptBean;
  47
  48         /**
  49          * Public constructor
  50          */
  51         public PizzaPdfReceiptServlet () {
  52                 // Try it
  53                 try {
  54                         // Get initial context
  55                         Context context = new InitialContext();
  56
  57                         // Set instance
  58                         this.receiptBean = (ReceiptBeanRemote) context.lookup("java:global/jshop-ejb/pdf!org.mxchange.jshopcore.model.receipt.ReceiptBeanRemote"); //NOI18N
  59                 } catch (final NamingException e) {
  60                         // Throw again
  61                         throw new FaceletException(e);
  62                 }
  63         }
  64
  65         @Override
  66         public String getServletInfo () {
  67                 return "Produces a receipt as PDF file for given access key.";
  68         }
  69
  70         @Override
  71         protected void doGet (final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
  72                 // Is the key set?
  73                 if (request.getParameter("key") == null) { //NOI18N
  74                         // No more processing here
  75                         super.doGet(request, response);
  76                         return;
  77                 }
  78
  79                 // Get PDF from bean
  80                 WrapableReceipt receipt = this.receiptBean.createReceiptFromAccessKey(request.getParameter("key")); //NOI18N
  81
  82                 // TODO Write it's content to response output
  83         }
  84
  85         @Override
  86         protected void doPost (final HttpServletRequest request, final HttpServletResponse response) throws ServletException, IOException {
  87                 // Deligate to getter method
  88                 this.doGet(request, response);
  89         }
  90
  91 }