Source Code for RequestHeader Example

import java.io.*;

import java.util.*;

import javax.servlet.*;

import javax.servlet.http.*;



public class RequestHeaderExample extends HttpServlet {



    public void doGet(HttpServletRequest request, HttpServletResponse response)

    throws IOException, ServletException

    {

        response.setContentType("text/html");

        PrintWriter out = response.getWriter();

        Enumeration e = request.getHeaderNames();

        while (e.hasMoreElements()) {

            String name = (String)e.nextElement();

            String value = request.getHeader(name);

            out.println(name + " = " + value);

        }

    }

}