2 // System.Runtime.Remoting.Channels.Http.HttpRemotingHandlerFactory
5 // Martin Willemoes Hansen (mwh@sysrq.dk)
6 // Lluis Sanchez Gual (lluis@ximian.com)
8 // (C) 2003 Martin Willemoes Hansen
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 using System
.Runtime
.Remoting
;
35 using System
.Runtime
.Remoting
.Channels
;
37 namespace System
.Runtime
.Remoting
.Channels
.Http
39 public class HttpRemotingHandlerFactory
: IHttpHandlerFactory
41 static bool webConfigLoaded
= false;
42 static HttpServerTransportSink transportSink
= null;
44 public HttpRemotingHandlerFactory ()
48 public IHttpHandler
GetHandler (HttpContext context
,
54 ConfigureHttpChannel (context
);
56 return new HttpRemotingHandler (transportSink
);
59 void ConfigureHttpChannel (HttpContext context
)
63 if (webConfigLoaded
) return;
65 // Look for a channel that wants to receive http request
67 foreach (IChannel channel
in ChannelServices
.RegisteredChannels
)
69 IChannelReceiverHook chook
= channel
as IChannelReceiverHook
;
70 if (chook
== null) continue;
72 if (chook
.ChannelScheme
!= "http")
73 throw new RemotingException ("Only http channels are allowed when hosting remoting objects in a web server");
75 if (!chook
.WantsToListen
) continue;
77 // Register the uri for the channel. The channel uri includes the scheme, the
78 // host and the application path
80 string channelUrl
= context
.Request
.Url
.GetLeftPart(UriPartial
.Authority
);
81 channelUrl
+= context
.Request
.ApplicationPath
;
82 chook
.AddHookChannelUri (channelUrl
);
84 transportSink
= new HttpServerTransportSink (chook
.ChannelSinkChain
, null);
86 webConfigLoaded
= true;
90 public void ReleaseHandler (IHttpHandler handler
)