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A Complete TCP Server/Client Communication and RMI Framework in C# .NET - Implementation

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12 Jun 2011CPOL47 min read 1M   32.4K   348  
In this article, I will explain the implementation of an Open Source lightweight framework (named Simple Client Server Library (SCS)) that is developed to create client/server applications using a simple Remote Method Invocation mechanism over TCP/IP.
using System;
using System.Net;
using System.Net.Sockets;

namespace Hik.Communication.Scs.Client.Tcp
{
    /// <summary>
    /// This class is used to simplify TCP socket operations.
    /// </summary>
    internal static class TcpHelper
    {
        /// <summary>
        /// This code is used to connect to a TCP socket with timeout option.
        /// </summary>
        /// <param name="endPoint">IP endpoint of remote server</param>
        /// <param name="timeoutMs">Timeout to wait until connect</param>
        /// <returns>Socket object connected to server</returns>
        /// <exception cref="SocketException">Throws SocketException if can not connect.</exception>
        /// <exception cref="TimeoutException">Throws TimeoutException if can not connect within specified timeoutMs</exception>
        public static Socket ConnectToServer(EndPoint endPoint, int timeoutMs)
        {
            var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
            try
            {
                socket.Blocking = false;
                socket.Connect(endPoint);
                socket.Blocking = true;
                return socket;
            }
            catch (SocketException socketException)
            {
                if (socketException.ErrorCode != 10035)
                {
                    socket.Close();
                    throw;
                }

                if (!socket.Poll(timeoutMs * 1000, SelectMode.SelectWrite))
                {
                    socket.Close();
                    throw new TimeoutException("The host failed to connect. Timeout occured.");
                }

                socket.Blocking = true;
                return socket;
            }
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Founder Volosoft
Turkey Turkey
I have started programming at 14 years old using Pascal as hobby. Then I interested in web development (HTML, JavaScript, ASP...) before university.

I graduated from Sakarya University Computer Engineering. At university, I learned C++, Visual Basic.NET, C#, ASP.NET and Java. I partly implemented ARP, IP and TCP protocols in Java as my final term project.

Now, I am working on Windows and web based software development mostly using Microsoft technologies in my own company.

My open source projects:

* ABP Framework: https://abp.io
* jTable: http://jtable.org
* Others: https://github.com/hikalkan

My personal web site:

https://halilibrahimkalkan.com

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