//
// System.Runtime.Remoting.Channels.Simple.SimpleClientFormatterSink.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.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Channels;
namespace System.Runtime.Remoting.Channels.Simple{
public class SimpleClientFormatterSink : IClientFormatterSink,
IMessageSink, IClientChannelSink, IChannelSinkBase
{
IClientChannelSink nextInChain;
SimpleWireFormat format = new SimpleWireFormat ();
public SimpleClientFormatterSink (IClientChannelSink nextSink)
{
nextInChain = nextSink;
}
public IClientChannelSink NextChannelSink
{
get {
return nextInChain;
}
}
public IMessageSink NextSink
{
get {
return (IMessageSink) nextInChain;
}
}
public IDictionary Properties
{
get {
return null;
}
}
public IMessageCtrl AsyncProcessMessage (IMessage msg,
IMessageSink replySink)
{
throw new NotImplementedException ();
}
public void AsyncProcessRequest (IClientChannelSinkStack sinkStack,
IMessage msg,
ITransportHeaders headers,
Stream stream)
{
// never called because the formatter sink is
// always the first in the chain
throw new NotSupportedException ();
}
[MonoTODO]
public void AsyncProcessResponse (IClientResponseChannelSinkStack sinkStack,
object state,
ITransportHeaders headers,
Stream stream)
{
throw new NotImplementedException ();
}
public Stream GetRequestStream (IMessage msg,
ITransportHeaders headers)
{
// never called
throw new NotSupportedException ();
}
public void ProcessMessage (IMessage msg,
ITransportHeaders requestHeaders,
Stream requestStream,
out ITransportHeaders responseHeaders,
out Stream responseStream)
{
// never called because the formatter sink is
// always the first in the chain
throw new NotSupportedException ();
}
public IMessage SyncProcessMessage (IMessage msg)
{
IMethodCallMessage call = (IMethodCallMessage)msg;
// we catch all exceptions to return them as message
try {
// create a new header
TransportHeaders req_headers = new TransportHeaders ();
req_headers[CommonTransportKeys.RequestUri] = call.Uri;
//fixme: set some header values
Stream out_stream = new MemoryStream ();
// serialize msg to the stream
format.SerializeRequest (out_stream, msg);
// call the next sink
ITransportHeaders resp_headers;
Stream resp_stream;
nextInChain.ProcessMessage (msg, req_headers, out_stream, out resp_headers,
out resp_stream);
// deserialize resp_stream
IMessage result = (IMessage) format.DeserializeResponse (resp_stream, call);
// it's safe to close the stream now
resp_stream.Close ();
return result;
} catch (Exception e) {
return new ReturnMessage (e, call);
}
}
}
}
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