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//
// System.Runtime.Remoting.Channels.Simple.SimpleClientTransportSink.cs
//
// Author: Dietmar Maurer (dietmar@ximian.com)
//
// 2002 (C) Copyright, Ximian, Inc.
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
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.Simple
{
internal class SimpleClientTransportSink : IClientChannelSink
{
string host;
string object_uri;
int port;
TcpClient tcpclient;
Stream network_stream;
public SimpleClientTransportSink (string url)
{
host = SimpleChannel.ParseSimpleURL (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 direct access to the stream
return null;
}
public void ProcessMessage (IMessage msg,
ITransportHeaders requestHeaders,
Stream requestStream,
out ITransportHeaders responseHeaders,
out Stream responseStream)
{
// get a network stream
if (network_stream == null) {
tcpclient.Connect (host, port);
network_stream = tcpclient.GetStream ();
}
// send the message
SimpleMessageFormat.SendMessageStream (network_stream, (MemoryStream)requestStream,
SimpleMessageFormat.MessageType.Request,
object_uri);
// read the response fro the network an copy it to a memory stream
SimpleMessageFormat.MessageType msg_type;
string uri;
MemoryStream mem_stream = SimpleMessageFormat.ReceiveMessageStream (network_stream, out msg_type, out uri);
// close the stream
//tcpclient.Close ();
switch (msg_type) {
case SimpleMessageFormat.MessageType.Response:
//fixme: read response message
responseHeaders = null;
responseStream = mem_stream;
break;
default:
throw new Exception ("unknown response mesage header");
}
}
}
}
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