This example does not meet Oracle secure coding standards and modifications may be required to comply with the security practices and standards of your organization.

Source Code for Request Parameter Example

import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class RequestParamExample extends HttpServlet {

    public void doGet(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException
    {
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        out.println("GET Request. No Form Data Posted");
    }

    public void doPost(HttpServletRequest request, HttpServletResponse res)
    throws IOException, ServletException
    {
        Enumeration e = request.getParameterNames();
	PrintWriter out = res.getWriter ();
        while (e.hasMoreElements()) {
            String name = (String)e.nextElement();
            String value = request.getParameter(name);
            out.println(name + " = " + value);
        }
    }
}