CookieReader.java Source code

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Here is the source code for CookieReader.java

Source

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, java.io.IOException {

        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");
        java.io.PrintWriter out = response.getWriter();

        out.println("<html>");
        out.println("<head>");
        out.println("<title>Cookie information</title>");
        out.println("</head>");
        out.println("<body>");
        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>");
        }

        out.println("</body>");
        out.println("</html>");

        out.close();
    }

    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, java.io.IOException {

        doGet(request, response);
    }
}