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//
// MexInstanceContextProvider.cs
//
// Author:
// Ankit Jain <jankit@novell.com>
//
// Copyright (C) 2006 Novell, Inc (http://www.novell.com)
//
// 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;
using System.ServiceModel.Description;
using System.ServiceModel.Channels;
using System.Xml;
using System.IO;
namespace System.ServiceModel.Dispatcher
{
internal class MexInstanceContextProvider : IInstanceContextProvider
{
InstanceContext ctx;
public MexInstanceContextProvider (ServiceHostBase service_host)
{
foreach (IServiceBehavior beh in service_host.Description.Behaviors) {
ServiceMetadataBehavior mex_beh = beh as ServiceMetadataBehavior;
if (mex_beh == null)
continue;
MetadataExchange mex_instance = new MetadataExchange (mex_beh);
ctx = new InstanceContext (mex_instance);
break;
}
//if (ctx == null)
}
public InstanceContext GetExistingInstanceContext (Message message, IContextChannel channel)
{
if (message.Headers.Action != "http://schemas.xmlsoap.org/ws/2004/09/transfer/Get")
return null;
return ctx;
}
public void InitializeInstanceContext (InstanceContext instanceContext, Message message, IContextChannel channel)
{
}
public bool IsIdle (InstanceContext instanceContext)
{
throw new NotImplementedException ();
}
public void NotifyIdle (InstanceContextIdleCallback callback, InstanceContext instanceContext)
{
throw new NotImplementedException ();
}
}
class MetadataExchange : IMetadataExchange
{
ServiceMetadataBehavior beh;
public MetadataExchange (ServiceMetadataBehavior beh)
{
this.beh = beh;
}
public Message Get (Message request)
{
UniqueId id = request.Headers.MessageId;
MemoryStream ms = new MemoryStream ();
XmlWriterSettings xws = new XmlWriterSettings ();
xws.OmitXmlDeclaration = true;
using (XmlWriter xw = XmlWriter.Create (ms, xws))
beh.MetadataExporter.GetGeneratedMetadata ().WriteTo (xw);
ms.Seek (0, SeekOrigin.Begin);
XmlReader xr = XmlReader.Create (ms);
Message ret = Message.CreateMessage (request.Version,
"http://schemas.xmlsoap.org/ws/2004/09/transfer/GetResponse",
xr);
ret.Headers.RelatesTo = id;
return ret;
}
public IAsyncResult BeginGet (Message request, AsyncCallback cb, object state)
{
throw new NotImplementedException ();
}
public Message EndGet (IAsyncResult result)
{
throw new NotImplementedException ();
}
}
}
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