Servlet Java Tutorial

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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 {
  System.out.println("command: "+request.getParameter("command"));
    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();
    out.println("");
    out.println("Help Page");
    out.println("

Please submit your information

");
    out.println("");
    out.println("");
    out.println("Your first name:   ");
    out.println("");
    out.println("");
  out.println("Your last name:   ");
    out.println("");
    out.println("");
    out.println("Your email:   ");
    out.println("");
    out.println("");
    out.println("");
    out.println("");
    out.println("");
     }
   public void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException,java.io.IOException{
  Enumeration paramNames = request.getParameterNames();
  String parName;
  boolean emptyEnum = false;
  if (! paramNames.hasMoreElements())
      emptyEnum = true;
    response.setContentType("text/html");
    java.io.PrintWriter out = response.getWriter();
    out.println("");
    out.println("Submitted Parameters");
  if (emptyEnum){
      out.println("

Sorry, the request does not contain any parameters

");
  } else {
      out.println("

Here are the submitted parameter values

");
  }
  while(paramNames.hasMoreElements()){
      parName = (String) paramNames.nextElement();
      out.println("" + parName + " : " + request.getParameter(parName));
      out.println("");
  }
  out.println("");
  }
}


    PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
    "http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">

    MyServletName
             MyServlet
             
    
    
    MyServletName
        /*