Write a Servlet to display all the headers available from request.
// In this program we try to fetch out the all headers from the HttpServletRequest import java.io.*; import java.util.*; import javax.servlet.*; import javax.servlet.http.*; public class reqheader extends HttpServlet { public void doGet(HttpServletRequest req, HttpServletResponse rsp) throws ServletException, IOException { PrintWriter out = rsp.getWriter(); out.println("<html>"); out.println("<body>"); out.println("<table boarde = 2>"); out.println("<tr> <th>name"); out.println("<th> value</tr>"); Enumeration en = req.getHeaderNames(); while(en.hasMoreElements()) { String name = (String)en.nextElement(); String value = req.getHeader(name); out.println("<tr>"); out.println("<td>"+name); out.println("<td>"+valu
