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//
// System.Runtime.Remoting.Channels.Tcp.TcpClientChannel.cs
//
// Author: Dietmar Maurer (dietmar@ximian.com)
//
// 2002 (C) Copyright, Ximian, Inc.
//
using System.Collections;
using System.IO;
using System.Net.Sockets;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Channels;
namespace System.Runtime.Remoting.Channels.Tcp
{
public class TcpClientTransportSink : IClientChannelSink
{
string host;
string object_uri;
int port;
TcpClient tcpclient;
Stream stream = null;
public TcpClientTransportSink (string url)
{
host = TcpChannel.ParseTcpURL (url, out object_uri, out port);
tcpclient = new TcpClient ();
}
public IDictionary Properties
{
get {
return null;
}
}
public IClientChannelSink NextChannelSink
{
get {
// we are the last one
return null;
}
}
public void AsyncProcessRequest (IClientChannelSinkStack sinkStack, IMessage msg,
ITransportHeaders headers, Stream stream)
{
throw new NotImplementedException ();
}
public void AsyncProcessResponse (IClientResponseChannelSinkStack sinkStack,
object state, ITransportHeaders headers,
Stream stream)
{
throw new NotImplementedException ();
}
public Stream GetRequestStream (IMessage msg, ITransportHeaders headers)
{
// no acces to stream?
return null;
}
public void ProcessMessage (IMessage msg,
ITransportHeaders requestHeaders,
Stream requestStream,
out ITransportHeaders responseHeaders,
out Stream responseStream)
{
if (stream == null) {
tcpclient.Connect (host, port);
stream = tcpclient.GetStream ();
}
Console.WriteLine ("Client ProcessMessage");
responseHeaders = null;
responseStream = null;
//throw new NotImplementedException ();
}
}
public class TcpClientTransportSinkProvider : IClientChannelSinkProvider
{
public TcpClientTransportSinkProvider ()
{
// what should we do here ?
}
public IClientChannelSinkProvider Next
{
get {
return null;
}
set {
// ignore, we are always the last in the chain
}
}
public IClientChannelSink CreateSink (IChannelSender channel, string url,
object remoteChannelData)
{
return new TcpClientTransportSink (url);
}
}
public class TcpClientChannel : IChannelSender, IChannel
{
int priority = 1;
string name = "tcp";
IClientChannelSinkProvider sink_provider;
public TcpClientChannel ()
{
sink_provider = new BinaryClientFormatterSinkProvider ();
sink_provider.Next = new TcpClientTransportSinkProvider ();
}
public TcpClientChannel (IDictionary properties, IClientChannelSinkProvider sinkProvider)
{
priority = 1;
sink_provider = sinkProvider;
// add the tcp provider at the end of the chain
IClientChannelSinkProvider prov = sinkProvider;
while (prov.Next != null) prov = prov.Next;
prov.Next = new TcpClientTransportSinkProvider ();
}
public TcpClientChannel (string name, IClientChannelSinkProvider sinkProvider)
{
priority = 1;
this.name = name;
sink_provider = sinkProvider;
// add the tcp provider at the end of the chain
IClientChannelSinkProvider prov = sinkProvider;
while (prov.Next != null) prov = prov.Next;
prov.Next = new TcpClientTransportSinkProvider ();
}
public string ChannelName
{
get {
return name;
}
}
public int ChannelPriority
{
get {
return priority;
}
}
public IMessageSink CreateMessageSink (string url,
object remoteChannelData,
out string objectURI)
{
if (url == null && remoteChannelData != null) {
IChannelDataStore ds = remoteChannelData as IChannelDataStore;
if (ds != null)
url = ds.ChannelUris [0];
}
if (Parse (url, out objectURI) == null)
return null;
return (IMessageSink) sink_provider.CreateSink (this, url, remoteChannelData);
}
public string Parse (string url, out string objectURI)
{
int port;
string host = TcpChannel.ParseTcpURL (url, out objectURI, out port);
return "tcp://" + host + ":" + port;
}
}
}
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