package com.oreilly.jent.security.servlets;

/**
 * In general, you may use the code in this book in your programs and 
 * documentation. You do not need to contact us for permission unless 
 * you're reproducing a significant portion of the code. For example, 
 * writing a program that uses several chunks of code from this book does 
 * not require permission. Selling or distributing a CD-ROM of examples 
 * from O'Reilly books does require permission. Answering a question by 
 * citing this book and quoting example code does not require permission. 
 * Incorporating a significant amount of example code from this book into 
 * your product's documentation does require permission.
 * 
 * We appreciate, but do not require, attribution. An attribution usually 
 * includes the title, author, publisher, and ISBN. For example: 
 * 
 *   "Java Enterprise in a Nutshell, Third Edition, 
 *    by Jim Farley and William Crawford 
 *    with Prakash Malani, John G. Norman, and Justin Gehtland. 
 *    Copyright 2006 O'Reilly Media, Inc., 0-596-10142-2."
 *  
 *  If you feel your use of code examples falls outside fair use or the 
 *  permission given above, feel free to contact us at 
 *  permissions@oreilly.com.
 */

import java.io.IOException;
import java.util.logging.Logger;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class DiscountServlet extends HttpServlet {
  protected static Logger sLogger = 
    Logger.getLogger(DiscountServlet.class.getName());
  public static String VIP_ROLE = "VIPRole";

  public void doGet(HttpServletRequest aRequest,
                    HttpServletResponse aResponse)
    throws ServletException, IOException {
    sLogger.info("Inside DiscoutServlet.doGet ...");
    
    String aDiscount = "10";
    if (aRequest.isUserInRole(VIP_ROLE)) {
      aDiscount = "20";
    }
    aRequest.setAttribute("discount", aDiscount);
    RequestDispatcher aDispatcher = 
      aRequest.getRequestDispatcher("/buyer/displayDiscount.jsp");
    aDispatcher.forward(aRequest, aResponse);
  }
}