टीसी बाइक सी # में नेटवर्किंग - अपनी बाइक

public class SingleCommand: BaseCommand { public int IntField { get; set; } public decimal DecimalField { get; set; } //     public override byte[] ToBytes() { //   const int messageLenght = sizeof(int) + sizeof(decimal); //        var messageData = new byte[messageLenght]; using (var stream = new MemoryStream(messageData)) { //     var writer = new BinaryWriter(stream); writer.Write(IntField); writer.Write(DecimalField); return messageData; } } //    ,             public static SingleCommand FromBytes(byte[] bytes) { using (var ms = new MemoryStream(bytes)) { var br = new BinaryReader(ms); var command = new SingleCommand(); command.IntField = br.ReadInt32(); command.DecimalField = br.ReadDecimal(); return command; } } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 public class StringCommand : BaseCommand { //   private int StringFieldLenght { get; set; } // public string StringField { get; set; } public override byte[] ToBytes() { //     byte[] stringFieldBytes = CommandUtils.GetBytes(StringField); // -   StringFieldLenght = stringFieldBytes.Length; //     int messageLenght = sizeof(int) + StringFieldLenght; var messageData = new byte[messageLenght]; using (var stream = new MemoryStream(messageData)) { var writer = new BinaryWriter(stream); //     writer.Write(StringFieldLenght); //   writer.Write(stringFieldBytes); return messageData; } } public static StringCommand FromBytes(byte[] bytes) { using (var ms = new MemoryStream(bytes)) { var br = new BinaryReader(ms); var command = new StringCommand(); //     command.StringFieldLenght = br.ReadInt32(); //          command.StringField = CommandUtils.GetString(br.ReadBytes(command.StringFieldLenght)); return command; } } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 public struct CommandHeader { //  ,   CommandTypeEnum public int Type { get; set; } //   public int Count { get; set; } public static int GetLenght() { return sizeof(int) * 2; } public static CommandHeader FromBytes(byte[] bytes) { using (var ms = new MemoryStream(bytes)) { var br = new BinaryReader(ms); var currentObject = new CommandHeader(); currentObject.Type = br.ReadInt32(); currentObject.Count = br.ReadInt32(); return currentObject; } } public byte[] ToBytes() { var data = new byte[GetLenght()]; using (var stream = new MemoryStream(data)) { var writer = new BinaryWriter(stream); writer.Write(Type); writer.Write(Count); return data; } } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 //     var stringCommand = new StringCommand { StringField = stringCommandTextBox.Text }; //    CommandSender.SendCommandToServer("127.0.0.1", stringCommand, CommandTypeEnum.StringCommand);
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 public static void SendCommandToServer(string serverIp, BaseCommand command, CommandTypeEnum typeEnum) { //  ,      var commandHeader = new CommandHeader { Count = 1, Type = (int)typeEnum }; //     byte[] commandBytes = CommandUtils.ConcatByteArrays(commandHeader.ToBytes(), command.ToBytes()); //   SendCommandToServer(serverIp, Settings.Port, commandBytes); } private static void SendCommandToServer(string ipAddress, int port, byte[] messageBytes) { var client = new TcpClient(); try { client.Connect(ipAddress, port); // 4      byte[] messageBytesWithEof = CommandUtils.AddCommandLength(messageBytes); NetworkStream networkStream = client.GetStream(); networkStream.Write(messageBytesWithEof, 0, messageBytesWithEof.Length); //      MessageHandler.HandleClientMessage(client); } catch (SocketException exception) { Trace.WriteLine(exception.Message + " " + exception.InnerException); } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 public class CommandListener { private readonly TcpListener _tcpListener; private Thread _listenThread; private bool _continueListen = true; public CommandListener() { //      _tcpListener = new TcpListener(IPAddress.Any, Settings.Port); } public void Start() { //      _listenThread = new Thread(ListenForClients); _listenThread.Start(); } private void ListenForClients() { _tcpListener.Start(); while (_continueListen) { TcpClient client = _tcpListener.AcceptTcpClient(); //        var clientThread = new Thread(HandleClientCommand); clientThread.Start(client); } _tcpListener.Stop(); } private void HandleClientCommand(object client) { //  MessageHandler.HandleClientMessage(client); } public void Stop() { _continueListen = false; _tcpListener.Stop(); _listenThread.Abort(); } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 public static void HandleClientMessage(object client) { var tcpClient = (TcpClient)client; //     tcpClient.ReceiveTimeout = 3; //  NetworkStream clientStream = tcpClient.GetStream(); var ms = new MemoryStream(); var binaryWriter = new BinaryWriter(ms); var message = new byte[tcpClient.ReceiveBufferSize]; var messageLenght = new byte[4]; int readCount; int totalReadMessageBytes = 0; //    clientStream.Read(messageLenght, 0, 4); //    int messageLength = CommandUtils.BytesToInt(messageLenght); //          while ((readCount = clientStream.Read(message, 0, tcpClient.ReceiveBufferSize)) != 0) { binaryWriter.Write(message, 0, readCount); totalReadMessageBytes += readCount; if (totalReadMessageBytes >= messageLength) break; } if (ms.Length > 0) { //   Parse(ms.ToArray(), tcpClient); } } private static void Parse(byte[] bytes, TcpClient tcpClient) { if (bytes.Length >= CommandHeader.GetLenght()) { CommandHeader commandHeader = CommandHeader.FromBytes(bytes); IEnumerable<byte> nextCommandBytes = bytes.Skip(CommandHeader.GetLenght()); var commandTypeEnum = (CommandTypeEnum)commandHeader.Type; if (commandTypeEnum == CommandTypeEnum.MessageAccepted) { if (OnMessageAccepted != null) OnMessageAccepted(); } else { BaseCommand baseCommand = BytesToCommands[commandTypeEnum].Invoke(nextCommandBytes.ToArray()); switch (commandTypeEnum) { case CommandTypeEnum.StringCommand: if (OnStringCommand != null) OnStringCommand((StringCommand)baseCommand, tcpClient); break; case CommandTypeEnum.SingleCommand: if (OnSingleCommand != null) OnSingleCommand((SingleCommand)baseCommand, tcpClient); break; case CommandTypeEnum.FileCommand: if (OnSingleCommand != null) OnFileCommand((FileCommand)baseCommand, tcpClient); break; case CommandTypeEnum.SaveUserCommand: if (OnSingleCommand != null) OnSaveUserCommand((SaveUserCommand)baseCommand, tcpClient); break; } } } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

 package com.offviewclient.network.commands; import java.io.*; public class IntCommand implements Serializable { public int IntNumber; public static int GetLenght() { return 4 ; } public static IntCommand FromBytes(byte[] bytes) throws IOException { ByteArrayInputStream inputStream = new ByteArrayInputStream(bytes); DataInputStream ois = new DataInputStream(inputStream); IntCommand commandType = new IntCommand(); commandType.IntNumber = ois.readInt(); return commandType; } public byte[] ToBytes() throws IOException { ByteArrayOutputStream bos = new ByteArrayOutputStream(); DataOutputStream oos = new DataOutputStream (bos); oos.writeInt(this.IntNumber); byte[] yourBytes = bos.toByteArray(); oos.close(); bos.close(); return yourBytes; } }
      
      

        
        
        
      

    
        
        
        
      
      

        
        
        
      

    
     

  private void SendPacket(byte[] packetBytes) throws IOException { byte[] packetBytesWithEOF = CommandUtils.AddCommandLength(packetBytes); Socket socket = new Socket(serverIP, port); socket.setSoTimeout(5000); OutputStream socketOutputStream = socket.getOutputStream(); socketOutputStream.write(packetBytesWithEOF); byte[] answerBytes = ReadAnswerBytes(socket); socket.close(); Parse(answerBytes); } private byte[] ReadAnswerBytes(Socket socket) throws IOException { InputStream out = socket.getInputStream(); DataInputStream dis = new DataInputStream(out); ByteArrayOutputStream bos = new ByteArrayOutputStream(); DataOutputStream binaryWriter = new DataOutputStream (bos); int readCount; byte[] message = new byte[10000]; byte[] messageLength = new byte[4]; dis.read(messageLength , 0, 4); int messageLength = CommandUtils.BytesToInt(messageLength); int totalReadMessageBytes = 0; while ((readCount = dis.read(message, 0, 10000)) != 0) { binaryWriter.write(message, 0, readCount); totalReadMessageBytes += readCount; if(totalReadMessageBytes >= messageLength) break; } return bos.toByteArray(); } private void Parse(byte[] messageBytes) throws IOException { if (messageBytes.length >= CommandHeader.GetLenght()) { CommandHeader commandType = CommandHeader.FromBytes(messageBytes); int skipBytes = commandType.GetLenght(); if(commandType.Type == CommandTypeEnum.MESSAGE_ACCEPTED) { RiseMessageAccepted(); } if(commandType.Type == CommandTypeEnum.SLIDE_PAGE_BYTES) { List<byte[]> drawableList = new Vector<byte[]>(); for(int i = 0; i< commandType.Count; i++) { PresentationSlideCommand presentationSlideCommand = PresentationSlideCommand.FromBytes(messageBytes, skipBytes); drawableList.add(presentationSlideCommand.FileBytes); skipBytes += presentationSlideCommand.GetLenght(); } RiseMessageAcceptSlideEvent(drawableList); } } }