WCF Tutorial - Basic Interprocess Communication

readme.md

Code extracted from https://web.archive.org/web/20141027055124/http://tech.pro/tutorial/855/wcf-tutorial-basic-interprocess-communication.

Original article has been lost to bit rot, but the Wayback Machine was linked to via this StackOverflow answer

client.cs

using System;
using System.ServiceModel;
using System.ServiceModel.Channels;

namespace WCFClient
{
  [ServiceContract]
  public interface IStringReverser
  {
    [OperationContract]
    string ReverseString(string value);
  }

  class Program
  {
    static void Main(string[] args)
    {
      ChannelFactory<IStringReverser> httpFactory =
        new ChannelFactory<IStringReverser>(
          new BasicHttpBinding(),
          new EndpointAddress(
            "http://localhost:8000/Reverse"));

      ChannelFactory<IStringReverser> pipeFactory =
        new ChannelFactory<IStringReverser>(
          new NetNamedPipeBinding(),
          new EndpointAddress(
            "net.pipe://localhost/PipeReverse"));

      IStringReverser httpProxy =
        httpFactory.CreateChannel();

      IStringReverser pipeProxy =
        pipeFactory.CreateChannel();

      while (true)
      {
        string str = Console.ReadLine();
        Console.WriteLine("http: " + 
          httpProxy.ReverseString(str));
        Console.WriteLine("pipe: " + 
          pipeProxy.ReverseString(str));
      }
    }
  }
}

server.cs

using System;
using System.ServiceModel;

namespace WCFServer
{
  [ServiceContract]
  public interface IStringReverser
  {
    [OperationContract]
    string ReverseString(string value);
  }

  public class StringReverser : IStringReverser
  {
    public string ReverseString(string value)
    {
      char[] retVal = value.ToCharArray();
      int idx = 0;
      for (int i = value.Length - 1; i >= 0; i--)
        retVal[idx++] = value[i];

      return new string(retVal);
    }
  }

  class Program
  {
    static void Main(string[] args)
    {
      using (ServiceHost host = new ServiceHost(
        typeof(StringReverser),
        new Uri[]{
          new Uri("http://localhost:8000"),
          new Uri("net.pipe://localhost")
        }))
      {
        host.AddServiceEndpoint(typeof(IStringReverser),
          new BasicHttpBinding(),
          "Reverse");

        host.AddServiceEndpoint(typeof(IStringReverser),
          new NetNamedPipeBinding(),
          "PipeReverse");

        host.Open();

        Console.WriteLine("Service is available. " +  
          "Press <ENTER> to exit.");
        Console.ReadLine();

        host.Close();
      }
    }
  }
}