111 lines
3.7 KiB
C#
111 lines
3.7 KiB
C#
//-----------------------------------------------------------------------------
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
//-----------------------------------------------------------------------------
|
|
namespace System.ServiceModel.ComIntegration
|
|
{
|
|
using System;
|
|
using System.Diagnostics;
|
|
using System.Runtime;
|
|
using System.Runtime.InteropServices;
|
|
using System.ServiceModel.Diagnostics;
|
|
using System.Threading;
|
|
|
|
class ComPlusSynchronizationContext : SynchronizationContext
|
|
{
|
|
IServiceActivity activity;
|
|
bool postSynchronous;
|
|
|
|
public ComPlusSynchronizationContext(IServiceActivity activity,
|
|
bool postSynchronous)
|
|
{
|
|
this.activity = activity;
|
|
this.postSynchronous = postSynchronous;
|
|
}
|
|
|
|
public override void Send(SendOrPostCallback d, Object state)
|
|
{
|
|
Fx.Assert("Send should never be called");
|
|
}
|
|
|
|
public override void Post(SendOrPostCallback d, Object state)
|
|
{
|
|
ComPlusActivityTrace.Trace(TraceEventType.Verbose, TraceCode.ComIntegrationEnteringActivity,
|
|
SR.TraceCodeComIntegrationEnteringActivity);
|
|
|
|
ServiceCall call = new ServiceCall(d, state);
|
|
if (this.postSynchronous)
|
|
{
|
|
this.activity.SynchronousCall(call);
|
|
}
|
|
else
|
|
{
|
|
this.activity.AsynchronousCall(call);
|
|
}
|
|
ComPlusActivityTrace.Trace(TraceEventType.Verbose, TraceCode.ComIntegrationLeftActivity,
|
|
SR.TraceCodeComIntegrationLeftActivity);
|
|
}
|
|
|
|
public void Dispose()
|
|
{
|
|
while (Marshal.ReleaseComObject(this.activity) > 0);
|
|
}
|
|
|
|
class ServiceCall : IServiceCall
|
|
{
|
|
SendOrPostCallback callback;
|
|
Object state;
|
|
|
|
public ServiceCall(SendOrPostCallback callback,
|
|
Object state)
|
|
{
|
|
this.callback = callback;
|
|
this.state = state;
|
|
}
|
|
|
|
|
|
|
|
public void OnCall()
|
|
{
|
|
ServiceModelActivity activity = null;
|
|
try
|
|
{
|
|
Guid guidLogicalThreadID = Guid.Empty;
|
|
|
|
if (DiagnosticUtility.ShouldUseActivity)
|
|
{
|
|
IComThreadingInfo comThreadingInfo;
|
|
comThreadingInfo = (IComThreadingInfo)SafeNativeMethods.CoGetObjectContext(ComPlusActivityTrace.IID_IComThreadingInfo);
|
|
|
|
if (comThreadingInfo != null)
|
|
{
|
|
|
|
comThreadingInfo.GetCurrentLogicalThreadId(out guidLogicalThreadID);
|
|
|
|
activity = ServiceModelActivity.CreateBoundedActivity(guidLogicalThreadID);
|
|
}
|
|
ServiceModelActivity.Start(activity, SR.GetString(SR.TransferringToComplus, guidLogicalThreadID.ToString()), ActivityType.TransferToComPlus);
|
|
}
|
|
ComPlusActivityTrace.Trace(TraceEventType.Verbose, TraceCode.ComIntegrationExecutingCall, SR.TraceCodeComIntegrationExecutingCall);
|
|
|
|
this.callback(this.state);
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
if (Fx.IsFatal(e))
|
|
throw;
|
|
|
|
DiagnosticUtility.InvokeFinalHandler(e);
|
|
}
|
|
finally
|
|
{
|
|
if (activity != null)
|
|
{
|
|
activity.Dispose();
|
|
activity = null;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|