Cookie reader : Cookie « Servlets « Java

Cookie reader


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

public class CookieReader extends HttpServlet {

  public void doGet(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, {

    Cookie cookie = null;
    //Get an array of Cookies associated with this domain
    Cookie[] cookies = request.getCookies();
    boolean hasCookies = false;

    if (cookies != null)
      hasCookies = true;

    // display the name/value of each cookie
    response.setContentType("text/html"); out = response.getWriter();

    out.println("<title>Cookie information</title>");
    if (hasCookies) {
      out.println("<h2> The name and value of each found cookie</h2>");
      for (int i = 0; i < cookies.length; i++) {
        cookie = cookies[i];
        out.println("Name of cookie #" + (i + 1) + ": "
            + cookie.getName() + "<br>");
        out.println("Value of cookie #" + (i + 1) + ": "
            + cookie.getValue() + "<br><br>");

    } else {
      out.println("<h2> This request did not include any cookies</h2>");



  public void doPost(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, {

    doGet(request, response);


Related examples in the same category

1.Setting and Reading Cookies
2.Cookie Demo
3.Use cookie to save session data
4.A utility class for parsing HTTP dates as used in cookies and other headers
5.Cookie Utilities
6.Utilities for finding and manipulating cookies
7.Parsing and formatting HTTP dates as used in cookies and other headers.
8.Parse a Cookie: header into individual tokens according to RFC 2109.
9.Cookie Utility
10.Cookie Util