Source Code for Request Info Example @ 簡單看的清楚比較重要

import java.io.*;

import javax.servlet.*;

import javax.servlet.http.*;



public class RequestInfo extends HttpServlet {



    public void doGet(HttpServletRequest request, HttpServletResponse response)

    throws IOException, ServletException

    {

        response.setContentType("text/html");

        PrintWriter out = response.getWriter();

        out.println("<html>");

        out.println("<body>");

        out.println("<head>");

        out.println("<title>Request Information Example</title>");

        out.println("</head>");

        out.println("<body>");

        out.println("<h3>Request Information Example</h3>");

        out.println("Method: " + request.getMethod());

        out.println("Request URI: " + request.getRequestURI());

        out.println("Protocol: " + request.getProtocol());

        out.println("PathInfo: " + request.getPathInfo());

        out.println("Remote Address: " + request.getRemoteAddr());

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

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

    }



    /**

     * We are going to perform the same operations for POST requests

     * as for GET methods, so this method just sends the request to

     * the doGet method.

     */



    public void doPost(HttpServletRequest request, HttpServletResponse response)

    throws IOException, ServletException

    {

        doGet(request, response);

    }

}