Mega Code Archive
Servlet Cookie Reader
<![CDATA[
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.util.*;
public class MyServlet 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);
}
}
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
"http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">
<web-app>
<servlet><servlet-name>MyServletName</servlet-name>
<servlet-class>MyServlet</servlet-class>
<init-param>
<param-name>
go
</param-name>
<param-value>
weather
</param-value>
</init-param>
</servlet>
<servlet-mapping><servlet-name>MyServletName</servlet-name>
<url-pattern>/index.html</url-pattern>
</servlet-mapping>
</web-app>
]]>