121 lines
3.8 KiB
C#
121 lines
3.8 KiB
C#
//
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// System.Runtime.Remoting.MetadataServices.SdlChannelSink
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//
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// Authors:
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// Martin Willemoes Hansen (mwh@sysrq.dk)
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//
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// (C) 2003 Martin Willemoes Hansen
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System.Runtime.Remoting.Channels;
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using System.Runtime.Remoting.Messaging;
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using System.IO;
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using System.Collections;
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using System.Text;
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namespace System.Runtime.Remoting.MetadataServices
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{
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public class SdlChannelSink : IServerChannelSink, IChannelSinkBase
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{
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IServerChannelSink _next;
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IChannelReceiver _channel;
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public SdlChannelSink (IChannelReceiver receiver, IServerChannelSink nextSink)
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{
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_next = nextSink;
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_channel = receiver;
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}
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public IServerChannelSink NextChannelSink
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{
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get { return _next; }
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}
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public IDictionary Properties
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{
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get { return null; }
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}
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public void AsyncProcessResponse (IServerResponseChannelSinkStack sinkStack,
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object state,
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IMessage msg,
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ITransportHeaders headers,
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Stream stream)
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{
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throw new NotSupportedException (); // Never called
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}
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public Stream GetResponseStream (IServerResponseChannelSinkStack sinkStack,
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object state,
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IMessage msg,
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ITransportHeaders headers)
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{
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return null;
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}
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public ServerProcessing ProcessMessage (IServerChannelSinkStack sinkStack,
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IMessage requestMsg,
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ITransportHeaders requestHeaders,
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Stream requestStream,
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out IMessage responseMsg,
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out ITransportHeaders responseHeaders,
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out Stream responseStream)
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{
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responseMsg = null;
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responseStream = null;
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responseHeaders = null;
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string verb = requestHeaders [CommonTransportKeys.RequestVerb] as string;
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string uri = (string) requestHeaders [CommonTransportKeys.RequestUri];
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if (verb == "GET" && uri.EndsWith ("?wsdl"))
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{
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try
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{
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uri = uri.Substring (0, uri.Length - 5);
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Type type = RemotingServices.GetServerTypeForUri (uri);
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string url = _channel.GetUrlsForUri (uri)[0];
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ServiceType st = new ServiceType (type, url);
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responseStream = new MemoryStream ();
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MetaData.ConvertTypesToSchemaToStream (new ServiceType[] {st}, SdlType.Wsdl, responseStream);
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responseStream.Position = 0;
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responseMsg = null;
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responseHeaders = new TransportHeaders ();
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responseHeaders [CommonTransportKeys.ContentType] = "text/xml";
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}
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catch (Exception ex)
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{
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responseHeaders = new TransportHeaders ();
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responseHeaders [CommonTransportKeys.HttpStatusCode] = "400";
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responseStream = new MemoryStream (Encoding.UTF8.GetBytes (ex.ToString ()));
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}
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return ServerProcessing.Complete;
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}
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else
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return _next.ProcessMessage (sinkStack, requestMsg, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream);
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}
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}
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}
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