internal void SetCurrent(ref MessageRpc rpc)
{
Transaction current = rpc.Transaction.Current;
if (current == null)
{
DiagnosticUtility.FailFast("we should never get here with a requestTransaction null");
}
lock (this.mutex)
{
if (this.current == null)
{
this.current = current;
}
else if (this.current != current)
{
this.waiting = current;
this.paused = rpc.Pause();
}
else
{
rpc.Transaction.Current = this.current;
}
}
}
// ........................................................................................................
internal void SetCurrent(ref MessageRpc rpc)
{
Transaction requestTransaction = rpc.Transaction.Current;
if (!(requestTransaction != null))
{
// tx processing requires failfast when state is inconsistent
DiagnosticUtility.FailFast("we should never get here with a requestTransaction null");
}
lock (this.mutex)
{
if (this.current == null)
{
this.current = requestTransaction;
}
else if (this.current != requestTransaction)
{
this.waiting = requestTransaction;
this.paused = rpc.Pause();
}
else
{
rpc.Transaction.Current = this.current; //rpc.Transaction.Current should get the dependent clone
}
}
}
private void SynchronizationContextEndCallback(object state)
{
IResumeMessageRpc resume = (IResumeMessageRpc)state;
this.ResumeProcessing(resume);
this.GetSyncContext(resume.GetMessageInstanceContext()).OperationCompleted();
}
public AcknowledgementCompleteAsyncResult(
ReceiveContext receiveContext,
TimeSpan timeout,
ref MessageRpc rpc,
Transaction transaction,
AsyncCallback callback,
object state) : base(callback, state)
{
this.receiveContext = receiveContext;
this.currentTransaction = transaction;
this.channelHandler = rpc.channelHandler;
this.resumableRPC = rpc.Pause();
bool completeThrew = true;
try
{
bool completed = this.Complete(timeout);
completeThrew = false;
if (completed)
{
this.resumableRPC = null;
rpc.UnPause();
this.Complete(true);
}
}
finally
{
if (completeThrew)
{
rpc.UnPause();
}
}
}
private void ResumeProcessing(IResumeMessageRpc resume)
{
bool flag;
resume.Resume(out flag);
if (flag)
{
string message = System.ServiceModel.SR.GetString("SFxMultipleCallbackFromSynchronizationContext", new object[] { this.context.GetType().ToString() });
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(message));
}
}
// static void OnFinalizeCorrelationCompletedCallback(IAsyncResult result)
// {
// if (result.CompletedSynchronously)
// {
// return;
// }
// IResumeMessageRpc resume = result.AsyncState as IResumeMessageRpc;
// if (resume == null)
// {
// throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.Format(SR.SFxInvalidAsyncResultState0));
// }
// resume.Resume(result);
// }
static void OnReplyCompletedCallback(Task result, object state)
{
IResumeMessageRpc resume = state as IResumeMessageRpc;
if (resume == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.SFxInvalidAsyncResultState0);
}
resume.Resume(result);
}
private void ResumeProcessing(IResumeMessageRpc resume)
{
bool flag;
resume.Resume(out flag);
if (flag)
{
string message = System.ServiceModel.SR.GetString("SFxMultipleCallbackFromSynchronizationContext", new object[] { this.context.GetType().ToString() });
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(message));
}
}
private void SynchronizationContextEndCallback(object state)
{
IResumeMessageRpc resume = (IResumeMessageRpc)state;
ResumeProcessing(resume);
SynchronizationContext syncContext = GetSyncContext(resume.GetMessageInstanceContext());
Fx.Assert(syncContext != null, "syncContext is null !?");
syncContext.OperationCompleted();
}
private void ResumeProcessing(IResumeMessageRpc resume)
{
bool alreadyResumedNoLock;
resume.Resume(out alreadyResumedNoLock);
if (alreadyResumedNoLock)
{
string text = SR.Format(SR.SFxMultipleCallbackFromSynchronizationContext, _context.GetType().ToString());
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(text));
}
}
private static void InvokeCallback(IAsyncResult result)
{
if (!result.CompletedSynchronously)
{
IResumeMessageRpc asyncState = result.AsyncState as IResumeMessageRpc;
if (asyncState == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(System.ServiceModel.SR.GetString("SFxInvalidAsyncResultState0"));
}
asyncState.SignalConditionalResume(result);
}
}
static void InvokeCallback(IAsyncResult result)
{
if (result.CompletedSynchronously)
{
return;
}
IResumeMessageRpc resume = result.AsyncState as IResumeMessageRpc;
if (resume == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.SFxInvalidAsyncResultState0);
}
resume.SignalConditionalResume(result);
}
private static void OnReplyCompletedCallback(IAsyncResult result)
{
if (result.CompletedSynchronously)
{
return;
}
IResumeMessageRpc resume = result.AsyncState as IResumeMessageRpc;
if (resume == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SRServiceModel.SFxInvalidAsyncResultState0);
}
resume.Resume(result);
}
private void BeginReply(ref MessageRpc rpc)
{
bool success = false;
try
{
IResumeMessageRpc resume = rpc.Pause();
rpc.AsyncResult = rpc.RequestContext.BeginReply(rpc.Reply, rpc.ReplyTimeoutHelper.RemainingTime(),
s_onReplyCompleted, resume);
success = true;
if (rpc.AsyncResult.CompletedSynchronously)
{
rpc.UnPause();
}
}
catch (CommunicationException e)
{
_error.HandleError(e);
}
catch (TimeoutException e)
{
_error.HandleError(e);
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
if (!_error.HandleError(e))
{
rpc.RequestContextThrewOnReply = true;
rpc.CanSendReply = false;
}
}
finally
{
if (!success)
{
rpc.UnPause();
}
}
}
internal void InvokeBegin(ref MessageRpc rpc)
{
if (rpc.Error == null)
{
object target = rpc.Instance;
this.DeserializeInputs(ref rpc);
this.InspectInputs(ref rpc);
ValidateMustUnderstand(ref rpc);
IAsyncResult result;
bool isBeginSuccessful = false;
IResumeMessageRpc resumeRpc = rpc.Pause();
try
{
result = Invoker.InvokeBegin(target, rpc.InputParameters, invokeCallback, resumeRpc);
isBeginSuccessful = true;
}
finally
{
if (!isBeginSuccessful)
{
rpc.UnPause();
}
}
if (result == null)
{
throw TraceUtility.ThrowHelperError(new ArgumentNullException("IOperationInvoker.BeginDispatch"),
rpc.Request);
}
if (result.CompletedSynchronously)
{
// if the async call completed synchronously, then the responsibility to call
// ProcessMessage{6,7,Cleanup} still remains on this thread
rpc.UnPause();
rpc.AsyncResult = result;
}
}
}
private void BindCore(ref MessageRpc rpc, bool startOperation)
{
SynchronizationContext syncContext = GetSyncContext(rpc.InstanceContext);
if (syncContext != null)
{
IResumeMessageRpc resume = rpc.Pause();
if (startOperation)
{
syncContext.OperationStarted();
syncContext.Post(ThreadAffinityStartCallbackDelegate, resume);
}
else
{
syncContext.Post(ThreadAffinityEndCallbackDelegate, resume);
}
}
else if (rpc.SwitchedThreads)
{
IResumeMessageRpc resume = rpc.Pause();
ActionItem.Schedule(ThreadBehavior.CleanThreadCallbackDelegate, resume);
}
}
private void ResumeProcessing(IResumeMessageRpc resume)
{
bool alreadyResumedNoLock;
resume.Resume(out alreadyResumedNoLock);
if (alreadyResumedNoLock)
{
string text = SR.Format(SR.SFxMultipleCallbackFromSynchronizationContext, _context.GetType().ToString());
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(text));
}
}
internal void InvokeBegin(ref MessageRpc rpc)
{
if (rpc.Error == null)
{
try
{
this.InitializeCallContext(ref rpc);
object instance = rpc.Instance;
this.DeserializeInputs(ref rpc);
this.InspectInputs(ref rpc);
this.ValidateMustUnderstand(ref rpc);
IAsyncResult result = null;
IDisposable impersonationContext = null;
IPrincipal originalPrincipal = null;
bool isThreadPrincipalSet = false;
bool flag2 = this.Parent.IsConcurrent(ref rpc);
try
{
if (this.parent.SecurityImpersonation != null)
{
this.parent.SecurityImpersonation.StartImpersonation(ref rpc, out impersonationContext, out originalPrincipal, out isThreadPrincipalSet);
}
IManualConcurrencyOperationInvoker invoker = this.Invoker as IManualConcurrencyOperationInvoker;
if (this.isSynchronous)
{
if ((invoker != null) && flag2)
{
if (this.bufferedReceiveEnabled)
{
rpc.OperationContext.IncomingMessageProperties.Add(BufferedReceiveMessageProperty.Name, new BufferedReceiveMessageProperty(ref rpc));
}
rpc.ReturnParameter = invoker.Invoke(instance, rpc.InputParameters, rpc.InvokeNotification, out rpc.OutputParameters);
}
else
{
rpc.ReturnParameter = this.Invoker.Invoke(instance, rpc.InputParameters, out rpc.OutputParameters);
}
}
else
{
bool flag3 = false;
if (((invoker != null) && flag2) && this.bufferedReceiveEnabled)
{
rpc.OperationContext.IncomingMessageProperties.Add(BufferedReceiveMessageProperty.Name, new BufferedReceiveMessageProperty(ref rpc));
}
IResumeMessageRpc state = rpc.Pause();
try
{
if ((invoker != null) && flag2)
{
result = invoker.InvokeBegin(instance, rpc.InputParameters, rpc.InvokeNotification, invokeCallback, state);
}
else
{
result = this.Invoker.InvokeBegin(instance, rpc.InputParameters, invokeCallback, state);
}
flag3 = true;
}
finally
{
if (!flag3)
{
rpc.UnPause();
}
}
}
}
finally
{
try
{
if (this.parent.SecurityImpersonation != null)
{
this.parent.SecurityImpersonation.StopImpersonation(ref rpc, impersonationContext, originalPrincipal, isThreadPrincipalSet);
}
}
catch
{
string message = null;
try
{
message = System.ServiceModel.SR.GetString("SFxRevertImpersonationFailed0");
}
finally
{
DiagnosticUtility.FailFast(message);
}
}
}
if (this.isSynchronous)
{
this.InspectOutputs(ref rpc);
this.SerializeOutputs(ref rpc);
}
else
{
if (result == null)
{
throw TraceUtility.ThrowHelperError(new ArgumentNullException("IOperationInvoker.BeginDispatch"), rpc.Request);
}
if (result.CompletedSynchronously)
{
rpc.UnPause();
rpc.AsyncResult = result;
}
}
}
catch
{
throw;
}
finally
{
this.UninitializeCallContext(ref rpc);
}
}
}
internal MessageRpcWaiter(IResumeMessageRpc resume)
{
this.resume = resume;
}
public AcknowledgementCompleteAsyncResult(
ReceiveContext receiveContext,
TimeSpan timeout,
ref MessageRpc rpc,
Transaction transaction,
AsyncCallback callback,
object state) : base(callback, state)
{
this.receiveContext = receiveContext;
this.currentTransaction = transaction;
this.channelHandler = rpc.channelHandler;
this.resumableRPC = rpc.Pause();
bool completeThrew = true;
try
{
bool completed = this.Complete(timeout);
completeThrew = false;
if (completed)
{
this.resumableRPC = null;
rpc.UnPause();
this.Complete(true);
}
}
finally
{
if (completeThrew)
{
rpc.UnPause();
}
}
}
// ........................................................................................................
internal void SetCurrent(ref MessageRpc rpc)
{
Transaction requestTransaction = rpc.Transaction.Current;
if (!(requestTransaction != null))
{
// tx processing requires failfast when state is inconsistent
DiagnosticUtility.FailFast("we should never get here with a requestTransaction null");
}
lock (this.mutex)
{
if (this.current == null)
{
this.current = requestTransaction;
}
else if (this.current != requestTransaction)
{
this.waiting = requestTransaction;
this.paused = rpc.Pause();
}
else
{
rpc.Transaction.Current = this.current; //rpc.Transaction.Current should get the dependent clone
}
}
}
internal void InvokeBegin(ref MessageRpc rpc)
{
if (rpc.Error == null)
{
try
{
this.InitializeCallContext(ref rpc);
object target = rpc.Instance;
this.DeserializeInputs(ref rpc);
this.InspectInputs(ref rpc);
ValidateMustUnderstand(ref rpc);
IAsyncResult result = null;
IDisposable impersonationContext = null;
IPrincipal originalPrincipal = null;
bool isThreadPrincipalSet = false;
bool isConcurrent = this.Parent.IsConcurrent(ref rpc);
try
{
if (this.parent.RequireClaimsPrincipalOnOperationContext)
{
SetClaimsPrincipalToOperationContext(rpc);
}
if (this.parent.SecurityImpersonation != null)
{
this.parent.SecurityImpersonation.StartImpersonation(ref rpc, out impersonationContext, out originalPrincipal, out isThreadPrincipalSet);
}
IManualConcurrencyOperationInvoker manualInvoker = this.Invoker as IManualConcurrencyOperationInvoker;
if (DS.OperationInvokerIsEnabled())
{
DS.InvokeOperationStart(this.Invoker.GetType(), Stopwatch.GetTimestamp());
}
if (this.isSynchronous)
{
if (manualInvoker != null && isConcurrent)
{
if (this.bufferedReceiveEnabled)
{
rpc.OperationContext.IncomingMessageProperties.Add(
BufferedReceiveMessageProperty.Name, new BufferedReceiveMessageProperty(ref rpc));
}
rpc.ReturnParameter = manualInvoker.Invoke(target, rpc.InputParameters, rpc.InvokeNotification, out rpc.OutputParameters);
}
else
{
rpc.ReturnParameter = this.Invoker.Invoke(target, rpc.InputParameters, out rpc.OutputParameters);
}
}
else
{
bool isBeginSuccessful = false;
if (manualInvoker != null && isConcurrent && this.bufferedReceiveEnabled)
{
// This will modify the rpc, it has to be done before rpc.Pause
// since IResumeMessageRpc implementation keeps reference of rpc.
// This is to ensure consistent rpc whether or not InvokeBegin completed
// synchronously or asynchronously.
rpc.OperationContext.IncomingMessageProperties.Add(
BufferedReceiveMessageProperty.Name, new BufferedReceiveMessageProperty(ref rpc));
}
IResumeMessageRpc resumeRpc = rpc.Pause();
try
{
if (manualInvoker != null && isConcurrent)
{
result = manualInvoker.InvokeBegin(target, rpc.InputParameters, rpc.InvokeNotification, invokeCallback, resumeRpc);
}
else
{
result = this.Invoker.InvokeBegin(target, rpc.InputParameters, invokeCallback, resumeRpc);
}
isBeginSuccessful = true;
// if the call above actually went async, then responsibility to call
// ProcessMessage{6,7,Cleanup} has been transferred to InvokeCallback
}
finally
{
if (!isBeginSuccessful)
{
rpc.UnPause();
}
}
}
}
finally
{
try
{
if (this.parent.SecurityImpersonation != null)
{
this.parent.SecurityImpersonation.StopImpersonation(ref rpc, impersonationContext, originalPrincipal, isThreadPrincipalSet);
}
}
#pragma warning suppress 56500 // covered by FxCOP
catch
{
string message = null;
try
{
message = SR.GetString(SR.SFxRevertImpersonationFailed0);
}
finally
{
DiagnosticUtility.FailFast(message);
}
}
if (this.isSynchronous && DS.OperationInvokerIsEnabled())
{
DS.InvokeOperationStop(Stopwatch.GetTimestamp());
}
}
if (this.isSynchronous)
{
this.InspectOutputs(ref rpc);
this.SerializeOutputs(ref rpc);
}
else
{
if (result == null)
{
throw TraceUtility.ThrowHelperError(new ArgumentNullException("IOperationInvoker.BeginDispatch"), rpc.Request);
}
if (result.CompletedSynchronously)
{
// if the async call completed synchronously, then the responsibility to call
// ProcessMessage{6,7,Cleanup} still remains on this thread
rpc.UnPause();
rpc.AsyncResult = result;
}
}
}
#pragma warning suppress 56500 // covered by FxCOP
catch { throw; } // Make sure user Exception filters are not impersonated.
finally
{
this.UninitializeCallContext(ref rpc);
}
}
}
internal void SetCurrent(ref MessageRpc rpc)
{
Transaction current = rpc.Transaction.Current;
if (current == null)
{
DiagnosticUtility.FailFast("we should never get here with a requestTransaction null");
}
lock (this.mutex)
{
if (this.current == null)
{
this.current = current;
}
else if (this.current != current)
{
this.waiting = current;
this.paused = rpc.Pause();
}
else
{
rpc.Transaction.Current = this.current;
}
}
}
internal MessageRpcWaiter(IResumeMessageRpc resume)
{
_resume = resume;
}
