Description Tools Used: Microsoft .NET Framework Beta 2 ,Text Editor. Article: This is a article on how to create a simple console based chat application using socket connections. It is a one to one based chat application .After compiling the serversocket1.cs and clientsocket1.cs files start the serversocket1 first .Once the server is started Open a new Dos Prompt and start the client . You can the pass messages between server and the client alternatively. The server and the client application terminates when the client types in byeor BYE . Source Code: Source code for serversocket1.cs// created on 9/21/2001 at 10:59 AMusing System ;using System.Net.Sockets ;using System.IO ; public class ServerSocket1{public static void Main(){try{bool status = true ;string servermessage = "" ;string clientmessage = "" ;TcpListener tcpListener = new TcpListener(8100) ;tcpListener.Start() ;Console.WriteLine("Server Started") ;Socket socketForClient = tcpListener.AcceptSocket() ;Console.WriteLine("Client Connected") ;NetworkStream networkStream = new NetworkStream(socketForClient) ;StreamWriter streamwriter = new StreamWriter(networkStream) ;StreamReader streamreader = new StreamReader(networkStream) ;while(status){if(socketForClient.Connected){servermessage = streamreader.ReadLine() ;Console.WriteLine("Client:"+servermessage) ;if((servermessage== "bye" )){status = false ;streamreader.Close() ;networkStream.Close() ;streamwriter.Close() ;return ; }Console.Write("Server:") ;clientmessage = Console.ReadLine() ; streamwriter.WriteLine(clientmessage) ;streamwriter.Flush() ; } }streamreader.Close() ;networkStream.Close() ;streamwriter.Close() ;socketForClient.Close() ;Console.WriteLine("Exiting") ;}catch(Exception e){Console.WriteLine(e.ToString()) ;}}} // Source Code Ends // Source Code for ClientSocket1.cs// created on 9/21/2001 at 11:54 AM using System ; using System.Net.Sockets ; using System.IO ; public class ClientSocket1 { static void Main(string[] args) { TcpClient socketForServer ; bool status = true ; try { socketForServer = new TcpClient("localhost",8100) ; Console.WriteLine("Connected to Server") ; } catch { Console.WriteLine("Failed to Connect to server{0}:999","localhost") ; return ; } NetworkStream networkStream = socketForServer.GetStream() ; StreamReader streamreader = new StreamReader(networkStream) ; StreamWriter streamwriter = new StreamWriter(networkStream) ; try { string clientmessage="" ; string servermessage="" ; while(status) { Console.Write("Client:") ; clientmessage = Console.ReadLine() ; if((clientmessage=="bye") || (clientmessage=="BYE")) { status = false ; streamwriter.WriteLine("bye") ; streamwriter.Flush() ; } if((clientmessage!="bye") && (clientmessage!="BYE")) { streamwriter.WriteLine(clientmessage) ; streamwriter.Flush() ; servermessage = streamreader.ReadLine() ; Console.WriteLine("Server:"+servermessage) ; } } } catch { Console.WriteLine("Exception reading from the server") ; } streamreader.Close() ; networkStream.Close() ; streamwriter.Close() ; } }
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