в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

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2010-05-26T12:20:41Z

1 версия

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==Create BinaryWriter and BinaryReader from TcpClient==

<source lang="csharp">using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
class MainClass
{
public static void Main()
{
TcpClient client = new TcpClient();
try
{
Console.WriteLine("Attempting to connect to the server ","on port 8000.");
client.Connect(IPAddress.Parse("127.0.0.1"), 8000);
Console.WriteLine("Connection established.");
NetworkStream stream = client.GetStream();
using (BinaryWriter w = new BinaryWriter(stream))
{
}
using (BinaryReader r = new BinaryReader(stream))
{
}
}
catch (Exception err)
{
Console.WriteLine(err.ToString());
}
finally
{
client.Close();
Console.WriteLine("Port closed.");
}
}
}</source>

==Create NetworkStream from TcpClient==

<source lang="csharp">using System;
using System.IO;
using System.Net.Sockets ;
class MainClass
{
public static void Main()
{
TcpClient newSocket = new TcpClient("localhost", 50001);
NetworkStream ns = newSocket.GetStream();
byte[] buf = new byte[100];
ns.Read(buf, 0, 100);
char[] buf2 = new char[100];
for(int i=0;i<100;i++)
buf2[i]=(char)buf[i];
Console.WriteLine(buf2);
ns.Close();
newSocket.Close();
}
}</source>

==Creating Socket Connections==

<source lang="csharp">using System;
using System.Net;
using System.Net.Sockets;
using System.Text;
class MainClass
{
[STAThread]
static void Main(string[] args)
{
TcpClient MyClient = new TcpClient();
MyClient.Connect("localhost", 10000);
NetworkStream MyNetStream = MyClient.GetStream();

if(MyNetStream.CanWrite && MyNetStream.CanRead)
{
Byte[] sendBytes = Encoding.ASCII.GetBytes("Is anybody there");
MyNetStream.Write(sendBytes, 0, sendBytes.Length);

byte[] bytes = new byte[MyClient.ReceiveBufferSize];
MyNetStream.Read(bytes, 0, (int) MyClient.ReceiveBufferSize);

string returndata = Encoding.ASCII.GetString(bytes);
Console.WriteLine("This is what the host returned to you: " + returndata);
}else if (!MyNetStream.CanRead) {
Console.WriteLine("You can not write data to this stream");
MyClient.Close();
}else if (!MyNetStream.CanWrite)
{
Console.WriteLine("You can not read data from this stream");
MyClient.Close();
}
}
}</source>

==Network Client and StreamReader==

<source lang="csharp">using System;
using System.Net.Sockets;
using System.Threading;
using System.Text;
public class MainClass
{
public static void Main()
{
int BufferSize = 256;
TcpClient tcpSocket = new TcpClient("127.0.0.1", 65000);
NetworkStream streamToServer = tcpSocket.GetStream();
System.IO.StreamWriter writer = new System.IO.StreamWriter(streamToServer);
writer.Write("message");
writer.Flush();
bool fQuit = false;
while (!fQuit)
{
char[] buffer = new char[BufferSize];
System.IO.StreamReader reader = new System.IO.StreamReader(streamToServer);
int bytesRead = reader.Read(buffer, 0, BufferSize);
if (bytesRead == 0)
fQuit = true;
else {
string theString = new String(buffer);
Console.WriteLine(theString);
}
}
streamToServer.Close();
}
}</source>

==Network Client with TcpClient and NetworkStream==

<source lang="csharp">using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Text;

public class AsynchNetworkClient
{
public static Main()
{

TcpClient tcpSocket = new TcpClient("127.0.0.1", 65000);
NetworkStream streamToServer = tcpSocket.GetStream();

System.IO.StreamWriter writer =new System.IO.StreamWriter(streamToServer);
writer.WriteLine("Hello Programming C#");
writer.Flush();
System.IO.StreamReader reader =new System.IO.StreamReader(streamToServer);
string strResponse = reader.ReadLine();
Console.WriteLine("Received: {0}", strResponse);
streamToServer.Close();
}
}</source>

==Use a NetworkStream to read from a server==

<source lang="csharp">using System;
using System.IO;
using System.Net.Sockets ;
class MainClass
{
public static void Main()
{
TcpClient newSocket = new TcpClient("localhost", 50001);
NetworkStream ns = newSocket.GetStream();
byte[] buf = new byte[100];
ns.Read(buf, 0, 100);
char[] buf2 = new char[100];
for(int i=0;i<100;i++)
buf2[i]=(char)buf[i];
Console.WriteLine(buf2);
ns.Close();
newSocket.Close();
}
}</source>

==use TcpClient to connect to a server==

<source lang="csharp">using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
class MainClass
{
public static void Main()
{
TcpClient client = new TcpClient();
try
{
Console.WriteLine("Attempting to connect to the server ","on port 8000.");
client.Connect(IPAddress.Parse("127.0.0.1"), 8000);
Console.WriteLine("Connection established.");
NetworkStream stream = client.GetStream();
using (BinaryWriter w = new BinaryWriter(stream))
{
}
using (BinaryReader r = new BinaryReader(stream))
{
}
}
catch (Exception err)
{
Console.WriteLine(err.ToString());
}
finally
{
client.Close();
Console.WriteLine("Port closed.");
}
}
}</source>

==Use TcpClient to write to/read from a server==

<source lang="csharp">using System;
using System.Net;
using System.Net.Sockets;
using System.IO;
public class MainClass
{
private static void Main()
{
using (TcpClient client = new TcpClient())
{
Console.WriteLine("Attempting to connect to the server ","on port 8000.");
client.Connect(IPAddress.Parse("127.0.0.1"), 8000);
using (NetworkStream networkStream = client.GetStream())
{
using (BinaryWriter writer = new BinaryWriter(networkStream))
{
writer.Write("info");
using (BinaryReader reader = new BinaryReader(networkStream))
{
Console.WriteLine(reader.ReadString());
}
}
}
}
}
}</source>

==Write string to server==

<source lang="csharp">using System;
using System.Collections.Generic;
using System.Net.Sockets;
using System.Text;

public class MainClass
{
public static int Main()
{

string serverName = "localhost";
Console.WriteLine( "Connecting to {0}", serverName );
TcpClient tcpSocket = new TcpClient( serverName, 65000 );
NetworkStream streamToServer = tcpSocket.GetStream();
string message = "Hello";
Console.WriteLine("Sending {0} to server.", message );
System.IO.StreamWriter writer = new System.IO.StreamWriter( streamToServer );
writer.WriteLine( message );
writer.Flush();
System.IO.StreamReader reader = new System.IO.StreamReader( streamToServer );
string strResponse = reader.ReadLine();
Console.WriteLine( "Received: {0}", strResponse );
streamToServer.Close();
return 0;
}
}</source>

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Csharp/CSharp Tutorial/Network/TcpClient - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия