1 files changed, 131 insertions, 0 deletions
diff --git a/mcs/class/System.ServiceModel/System.ServiceModel.Dispatcher/DefaultOperationInvoker.cs b/mcs/class/System.ServiceModel/System.ServiceModel.Dispatcher/DefaultOperationInvoker.cs
new file mode 100644
index 00000000000..44912ba54fd
--- /dev/null
+++ b/mcs/class/System.ServiceModel/System.ServiceModel.Dispatcher/DefaultOperationInvoker.cs
@@ -0,0 +1,131 @@
+//
+// DefaultOperationInvoker.cs
+//
+// Author: Atsushi Enomoto (atsushi@ximian.com)
+//
+// Copyright (C) 2009 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.Collections.Generic;
+using System.ServiceModel;
+using System.ServiceModel.Description;
+using System.Reflection;
+using System.Threading;
+
+namespace System.ServiceModel.Dispatcher
+{
+	class DefaultOperationInvoker : IOperationInvoker
+	{
+		readonly OperationDescription od;
+		readonly ParameterInfo [] in_params, out_params;
+
+		public DefaultOperationInvoker (OperationDescription od)
+		{
+			this.od = od;
+			var mi = od.SyncMethod ?? od.BeginMethod;
+			var il = new List<ParameterInfo> ();
+			var ol = new List<ParameterInfo> ();
+			var pl = mi.GetParameters ();
+			int count = mi == od.BeginMethod ? pl.Length - 2 : pl.Length;
+			for (int i = 0; i < count; i++) {
+				var pi = pl [i];
+				if (!pi.IsOut)
+					il.Add (pi);
+				if (pi.IsOut)
+					ol.Add (pi);
+			}
+			in_params = il.ToArray ();
+			out_params = ol.ToArray ();
+		}
+
+		public bool IsSynchronous {
+			get { return true; }
+		}
+
+		public object [] AllocateInputs ()
+		{
+			return new object [in_params.Length];
+		}
+
+		public object Invoke (object instance, object [] inputs, out object [] outputs)
+		{
+			var arr = new object [in_params.Length + out_params.Length];
+			for (int i = 0; i < in_params.Length; i++)
+				arr [in_params [i].Position] = inputs [i];
+
+			var ret = od.SyncMethod.Invoke (instance, arr);
+
+			outputs = new object [out_params.Length];
+			for (int i = 0; i < out_params.Length; i++)
+				outputs [i] = arr [out_params [i].Position];
+
+			return ret;
+		}
+
+		public IAsyncResult InvokeBegin (object instance, object [] inputs, AsyncCallback callback, object state)
+		{
+			var arr = new object [in_params.Length + out_params.Length + 2];
+			for (int i = 0; i < in_params.Length; i++)
+				arr [in_params [i].Position] = inputs [i];
+			arr [arr.Length - 2] = callback;
+			arr [arr.Length - 1] = state;
+			return new InvokeAsyncResult (arr, (IAsyncResult) od.BeginMethod.Invoke (instance, arr));
+		}
+
+		public object InvokeEnd (object instance, out object [] outputs, IAsyncResult result)
+		{
+			var r = (InvokeAsyncResult) result;
+			var ret = od.EndMethod.Invoke (instance, new object [] {r.Source});
+			var arr = r.Parameters;
+			outputs = new object [out_params.Length];
+			for (int i = 0; i < out_params.Length; i++)
+				outputs [i] = arr [out_params [i].Position];
+			return ret;
+		}
+
+		class InvokeAsyncResult : IAsyncResult
+		{
+			public InvokeAsyncResult (object [] parameters, IAsyncResult source)
+			{
+				Source = source;
+				Parameters = parameters;
+			}
+
+			public IAsyncResult Source;
+			public object [] Parameters;
+
+			public WaitHandle AsyncWaitHandle {
+				get { return Source.AsyncWaitHandle; }
+			}
+			public bool CompletedSynchronously {
+				get { return Source.CompletedSynchronously; }
+			}
+			public bool IsCompleted {
+				get { return Source.IsCompleted; }
+			}
+			public object AsyncState {
+				get { return Source.AsyncState; }
+			}
+		}
+	}
+}