ch8_15.cs

《c#技术内幕代码》

using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;

public class CH8_15
{

   string retrieveHTTP (WebRequest request) 
   {
       WebResponse response = request.GetResponse();
       Stream responseStream = response.GetResponseStream();
       StreamReader reader = new StreamReader (responseStream);
       return reader.ReadToEnd ();
   }
   
   void writeHTTP(WebRequest request, string data) 
   {
   
        byte [] bytes = System.Text.Encoding.ASCII.GetBytes (data);
        request.ContentLength = bytes.Length;
        Stream outputStream = request.GetRequestStream ();
        outputStream.Write (bytes, 0, bytes.Length);
        outputStream.Close ();
   }

   void postHTTP (string server, string data)
   {
       // Create the Web Request Object 
       WebRequest request = WebRequestFactory.Create (server);
       
       // Setup a post request
       request.Method = "POST";
       request.ContentType = "application/x-www-form-urlencoded";
       
       // write out the data to the web server
       writeHTTP(request, data);
       
       // And get the response
       string page = retrieveHTTP(request);
       Console.WriteLine("Retrieved Page: {0}", page );
       
   } 
   
   public static void Main(String[] args)
   {
      if ( args.Length < 2 )
      {
         Console.WriteLine("Usage: ch8_15 server values");
	 return;
      }
      CH8_15 app = new CH8_15();
      
      app.postHTTP( args[0], args[1] );
   }
}