package com.llgc;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class Servlet5
*/
@WebServlet ("/Servlet5")
public class Servlet5 extends HttpServlet
{
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
* response)
*/
protected void doGet (HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
response.setCharacterEncoding ("UTF-8");
PrintWriter out = response.getWriter ();
String value = getCookie (request.getCookies (), "compteur");
response.setContentType ("text/html");
int compteur = 0;
out.println ("");
out.println ("");
out.println ("");
out.println ("");
out.println ("Insert title here");
out.println ("");
out.println ("");
out.println (" ");
if (value == null)
{
out.println ("Pas de cookie, allez cuisiner !!!");
}
else
{
compteur = Integer.parseInt (value);
out.println ("compteur : " + compteur);
}
out.println ("
");
out.println ("");
out.println ("");
compteur++;
Cookie c = new Cookie ("compteur", "" + compteur);
c.setMaxAge (3600);
response.addCookie (c);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
* response)
*/
protected void doPost (HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
doGet (request, response);
}
// Renvoie la valeur d'un cookie.
protected static String getCookie (Cookie[] cookies, String cookieName)
{
if (cookies == null)
{
return null;
}
for (int i = 0; i < cookies.length; i++)
{
if (cookieName.equalsIgnoreCase (cookies[i].getName ()))
{
return cookies[i].getValue ();
}
}
return null;
}
}