Using WSE-DIME for Remoting over Internet.

using System;
using System.Diagnostics;
using System.Threading;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Contexts; 
using System.Data;
using System.IO;
//
using RKiss.WebServiceRemoting;

namespace MyRemoteObject
{
	public class RemoteObject : MarshalByRefObject, IWSDimeRemoting
	{
		public RemoteObject()
		{
			Trace.WriteLine("RemoteObject ctor");
		}

		//IMyInterface
		public string Echo(int id, string msg)
		{
			string response = "";
			int filesize = 0;
			AttachmentTicket at = null;

			//exception test
			if(msg.IndexOf("throw") >= 0)
					throw new Exception("This is an Exception test");

			//Attachment
			try 
			{
				at = new AttachmentTicket();
				if(at.Items.Contains("UploadFile"))
				{
					filesize = at.Detach("UploadFile", "UploadedFile.bin");
				}
				response = string.Format("Echo: id={0}, msg={1}; upload[{2}bytes]", id, msg, filesize);
			}
			catch(Exception ex) 
			{
				response = string.Format("Echo: id={0}, msg={1}", id, msg);
			}
		
			//request to download file
			if(msg.IndexOf("download") >= 0) 
			{
				if(at == null) 
				{
					at = new AttachmentTicket(Guid.NewGuid().ToString(), "RemoteObject");
				}
				at.Attach("DownloadFile", "FileToDownload.bin");
			}
		
			Console.WriteLine(response);

			return response;
		}

		[OneWay]
		public void EchoOneWay(int id, string msg)
		{
			int filesize = 0;

			//exception test
			if(msg == "throw")
				throw new Exception("This is an Exception test");
	
			//Atatchment
			AttachmentTicket at = new AttachmentTicket();
			if(at.Items.Contains("UploadFile"))
			{
				filesize = at.Detach("UploadFile", "UploadedFile.bin");
			}
		
			string response = string.Format("Echo: id={0}, msg={1}, upload[{2}bytes]", id, msg, filesize);
			Console.WriteLine(response);
		}
	}
}