package com.cv.servlet.beer;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
/**
* @author Chandra Vardhan
*
*/
public class BeerServlet extends HttpServlet {
private static final Logger LOGGER = Logger.getLogger(BeerServlet.class);
/**
* Constructor of the object.
*/
public BeerServlet() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
LOGGER.info("Entered into doGet(--) of BeerServlet class... ");
doPost(request, response);
}
/**
* The doPost method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to post.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
LOGGER.info("Entered into doPost(--) of BeerServlet class... ");
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out
.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
out.println("<HTML>");
out.println(" <HEAD><TITLE>A Servlet</TITLE></HEAD>");
out.println(" <BODY>");
out.print(" This is ");
out.print(this.getClass());
BeerExpert beerExpert = new BeerExpert(getServletConfig().getInitParameter("beerType"));
String string = beerExpert.getTypeSelected();
request.setAttribute("beerType", string);
LOGGER.info("RequestDispatcher to result.jsp... ");
RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/result.jsp");
dispatcher.forward(request, response);
out.println(", using the POST method");
out.println(" </BODY>");
out.println("</HTML>");
out.flush();
out.close();
}
} | 
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