private void OnFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
PropertyDescriptor dropboxSessionProperty = faultContext.DataContext.GetProperties()[DropboxSessionPropertyName];
IDropboxSession dropboxSession = dropboxSessionProperty?.GetValue(faultContext.DataContext) as IDropboxSession;
dropboxSession?.Dispose();
}
private void OnFaultedCallback(NativeActivityFaultContext faultContext, Exception exception, ActivityInstance source)
{
faultContext.CancelChildren();
DatabaseConnection conn = DBConnection.Get(faultContext);
if (conn != null)
{
try
{
if (UseTransaction)
{
conn.Rollback();
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Dispose();
}
}
HandleException(exception, ContinueOnError.Get(faultContext));
faultContext.HandleFault();
}
private void onWorkItemFaulted(NativeActivityFaultContext faultcontext,
Exception propagatedexception, ActivityInstance propagatedfrom)
{
faultcontext.HandleFault();
faultcontext.CancelChildren();
_childFault.Set(faultcontext, propagatedexception);
}
public void Invoke(NativeActivityFaultContext faultContext, Exception propagatedException, System.Activities.ActivityInstance propagatedFrom)
{
base.EnsureCallback(faultCallbackType, faultCallbackParameters);
FaultCallback callback = (FaultCallback)base.Callback;
callback(faultContext, propagatedException, propagatedFrom);
}
public override bool Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)
{
NativeActivityFaultContext faultContext = null;
try
{
faultContext = new NativeActivityFaultContext(base.ActivityInstance, executor, bookmarkManager, this.propagatedException, this.originalExceptionSource);
this.callbackWrapper.Invoke(faultContext, this.propagatedException, this.propagatedFrom);
if (!faultContext.IsFaultHandled)
{
base.SetExceptionToPropagateWithoutAbort(this.propagatedException);
}
}
catch (Exception exception)
{
if (Fx.IsFatal(exception))
{
throw;
}
base.ExceptionToPropagate = exception;
}
finally
{
if (faultContext != null)
{
faultContext.Dispose();
}
}
return(true);
}
protected void BodyFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
this.DisposeMonitor(faultContext);
this.HandleException(propagatedException, this.ContinueOnError.Get(faultContext));
faultContext.CancelChildren();
faultContext.HandleFault();
}
private void OnExceptionFromHandler(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
var compensationExtension = context.GetExtension <CompensationExtension>();
Fx.Assert(compensationExtension != null, "CompensationExtension must be valid");
var compensationToken = compensationExtension.Get(this.compensationId.Get(context));
Fx.Assert(compensationToken != null, "CompensationTokenData must be valid");
InvalidOperationException exception = null;
switch (compensationToken.CompensationState)
{
case CompensationState.Confirming:
exception = new InvalidOperationException(SR.ConfirmationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
case CompensationState.Compensating:
exception = new InvalidOperationException(SR.CompensationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
case CompensationState.Canceling:
exception = new InvalidOperationException(SR.CancellationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
default:
Fx.Assert(false, "CompensationState is in unexpected state!");
break;
}
context.Abort(exception);
}
private void UnregisterReceiveNotification(ActivityContext context)
{
var subscriptionHandle = this.SubscriptionHandle.Get(context);
Bookmark bookmark = this.receiveCompleteBookmark.Get(context);
if (bookmark != null)
{
if (subscriptionHandle != null)
{
context.GetExtension <Hosting.FolderWatcherExtension>()
.UnregisterReceiveNotification(bookmark, subscriptionHandle.Id);
}
}
if (context is NativeActivityContext)
{
NativeActivityContext ctx = context as NativeActivityContext;
if (bookmark != null)
{
ctx.RemoveBookmark(bookmark);
}
this.noPersistHandle.Get(ctx).Exit(ctx);
}
else if (context is NativeActivityFaultContext)
{
NativeActivityFaultContext ctx = context as NativeActivityFaultContext;
if (bookmark != null)
{
ctx.RemoveBookmark(bookmark);
}
this.noPersistHandle.Get(ctx).Exit(ctx);
}
}
public void Invoke(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
EnsureCallback(faultCallbackType, faultCallbackParameters);
FaultCallback faultCallback = (FaultCallback)this.Callback;
faultCallback(faultContext, propagatedException, propagatedFrom);
}
private void OnFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
if (sshClient.IsConnected)
{
sshClient.Disconnect();
}
sshClient.Dispose();
}
private void OnFaulted(NativeActivityFaultContext context, Exception exception, ActivityInstance source)
{
if (rEngine != null)
{
this.RDispose();
}
context.CancelChildren();
}
private void OnBodyFaulted(NativeActivityFaultContext faultcontext, Exception propagatedexception,
ActivityInstance propagatedfrom)
{
faultcontext.GetExtension <CriticalSectionQueueExtension>()
.Exit(_resumeBookmark.Get(faultcontext), QueueName.Get(faultcontext));
_bodyError.Set(faultcontext, propagatedexception);
faultcontext.RemoveAllBookmarks();
}
private void OnFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
PropertyDescriptor ftpSessionProperty = faultContext.DataContext.GetProperties()[WithFtpSession.FtpSessionPropertyName];
IFtpSession ftpSession = ftpSessionProperty?.GetValue(faultContext.DataContext) as IFtpSession;
ftpSession?.Close();
ftpSession?.Dispose();
}
private void OnExceptionFromCatchOrFinally(NativeActivityFaultContext context, Exception propagatedException, System.Activities.ActivityInstance propagatedFrom)
{
if (TD.TryCatchExceptionFromCatchOrFinallyIsEnabled())
{
TD.TryCatchExceptionFromCatchOrFinally(base.DisplayName);
}
this.state.Get(context).SuppressCancel = false;
}
protected override void OnFaulted(NativeActivityFaultContext faultContext,
Exception propagatedException, ActivityInstance propagatedFrom)
{
Console.WriteLine("OnFaulted: {0}", propagatedException.Message);
faultContext.HandleFault();
faultContext.CancelChild(propagatedFrom);
Console.WriteLine("OnFaulted: Exception was handled");
}
void OnFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
IDSFDataObject dataObject = faultContext.GetExtension <IDSFDataObject>();
if (dataObject != null && dataObject.IsDebugMode())
{
DispatchDebugState(faultContext, StateType.After);
}
OnExecutedCompleted(faultContext, true, false);
}
void OnFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
IDSFDataObject dataObject = faultContext.GetExtension <IDSFDataObject>();
dataObject.Environment.AddError(propagatedException.Message);
if (dataObject.IsDebugMode())
{
DispatchDebugState(dataObject, StateType.After, 0);
}
OnExecutedCompleted(faultContext, true, false);
}
void OnExceptionFromCatchOrFinally(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
if (TD.TryCatchExceptionFromCatchOrFinallyIsEnabled())
{
TD.TryCatchExceptionFromCatchOrFinally(this.DisplayName);
}
// We allow cancel through if there is an exception from the catch or finally
TryCatchState state = this.state.Get(context);
state.SuppressCancel = false;
}
/// <summary>
/// Invoked when a <see cref="RetryCatch"/> faultssss.
/// </summary>
/// <param name="faultContext"></param>
/// <param name="propagatedException"></param>
/// <param name="propagatedFrom"></param>
void OnCatchFault(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
var state = this.state.Get(faultContext);
// append new exception to exception list
if (propagatedException != null)
{
state.Attempts.Add(propagatedException);
}
// do not handle, allow to fail
BeforeExit(faultContext);
}
private void OnTryFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
// TODO: delete
// Write event into the log
// This is necessary here because the trace log won't be available later
/*var record = new CustomTrackingRecord("OnTryFaulted", System.Diagnostics.TraceLevel.Error)
* {
* Data =
* {
* { "Exception", propagatedException },
* { "JobGuid", JobGuid.Get(faultContext) },
* { "UserGuid", UserGuid.Get(faultContext) },
* }
* };
* faultContext.Track(record);
*/
// Handle exception
int r = retries.Get(faultContext);
retries.Set(faultContext, ++r);
faultContext.CancelChild(propagatedFrom);
faultContext.HandleFault();
// Run the finally block before doing anything else
if (Finally != null)
{
faultContext.ScheduleActivity(this.Finally, OnFinallyComplete, OnFinallyFaulted);
}
else
{
OnFinallyComplete(faultContext, null);
}
// If retry is possible,
if (r < MaxRetries.Get(faultContext))
{
// absorb error
faultContext.HandleFault();
faultContext.ScheduleActivity(this.Try, OnTryComplete, OnTryFaulted);
}
else
{
// fault
throw propagatedException;
}
}
// TODO: we propagate an unhandled exception during an operation back to the task, should we handle it differently?
private void BodyFaultCallback(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
if (!context.GetReceiveRequestSendResponseScopeExecutionProperty().TrySetTaskCompletionSourceException(propagatedException))
{
// this will add a WorkflowInstanceAbortedRecord with the reason
context.Abort(propagatedException);
}
else
{
// this won't add any WorkflowInstanceAbortedRecord at all
context.Abort();
}
context.HandleFault();
}
/// <summary>
/// Invoked when an error occurs in the body.
/// </summary>
/// <param name="context"></param>
/// <param name="propagatedException"></param>
/// <param name="propagatedFrom"></param>
void OnBodyFaulted(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
var state = this.state.Get(context);
// discover if exception is handled, if so cancel children and record
var c = FindCatch(propagatedException);
if (c != null)
{
context.CancelChild(propagatedFrom);
state.CaughtException = propagatedException;
context.HandleFault();
}
}
/// <summary>
/// Respond to the fault callback, used for all scheduled activities.
/// </summary>
/// <param name="context">The activity context.</param>
/// <param name="exception">An exception which was thrown by the activity.</param>
/// <param name="instance">The current instance of the activity.</param>
private void OnOperationFault(NativeActivityFaultContext context, Exception exception, ActivityInstance instance)
{
// Mark the fault handled, or else this activity will throw and will not contine after this method returns.
context.HandleFault();
// TODO: Make this logging dependent on the operation configuration
LogBuildError(context, string.Format("AzureAsyncOperation Fault {0} during execution of {1}\r\n{2}", exception.GetType().Name, instance.Activity.GetType().Name, exception.Message));
LogBuildMessage(context, exception.StackTrace, BuildMessageImportance.High);
// Cancel the running activity
context.CancelChild(instance);
// Notify that an exception has been caught
// The CompletionCallback will be called because we handled the exception.
// This makes a better design choice to do any scheduling or further logic there.
this.AzureActivityExceptionCaught.Set(context, true);
}
private void BodyFaulted(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
if (ContinueOnError.Get(faultContext))
{
// Cancel all remaining actions for the current event.
faultContext.CancelChildren();
// ... but continue monitoring and triggering new events.
faultContext.HandleFault();
Trace.TraceError(propagatedException.ToString());
}
else
{
CleanUp(faultContext);
throw propagatedException;
}
}
private void ActionFailed(NativeActivityFaultContext faultContext, Exception propagatedexception, ActivityInstance propagatedfrom)
{
Int32 currentAttemptCount = _attemptCount.Get(faultContext);
Int32 maxAttempts = MaxAttempts.Get(faultContext);
Type[] exceptionType = ExceptionType.Get(faultContext);
//Increment and track the count
currentAttemptCount++;
_attemptCount.Set(faultContext, currentAttemptCount);
if (currentAttemptCount >= maxAttempts)
{
// There are no further attempts to make
return;
}
if (ShouldRetryAction(exceptionType, propagatedexception) == false)
{
_log.Error("Will only retry exception of type '" + exceptionType.ToCSV() + "'. Unhandled type of '" + propagatedexception.GetType().FullName + "' was found.", propagatedexception);
return;
}
faultContext.CancelChild(propagatedfrom);
faultContext.HandleFault();
TimeSpan retryInterval = _delayOverrideForUnitTests == null?RetryInterval.Get(faultContext) : _delayOverrideForUnitTests.Value;
_log.Debug("Retrying in " + retryInterval.TotalSeconds + " seconds due to " + propagatedexception.GetType().FullName + ". " + currentAttemptCount + " of " + maxAttempts);
if (retryInterval == TimeSpan.Zero)
{
ExecuteAttempt(faultContext);
}
else
{
// We are going to wait before trying again
_delayDuration.Set(faultContext, retryInterval);
faultContext.ScheduleActivity(
_internalDelay,
DelayCompleted);
}
}
void OnExceptionFromTry(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
if (propagatedFrom.IsCancellationRequested)
{
if (TD.TryCatchExceptionDuringCancelationIsEnabled())
{
TD.TryCatchExceptionDuringCancelation(this.DisplayName);
}
// The Try activity threw an exception during Cancel; abort the workflow
context.Abort(propagatedException);
context.HandleFault();
}
else
{
Catch catchHandler = FindCatch(propagatedException);
if (catchHandler != null)
{
if (TD.TryCatchExceptionFromTryIsEnabled())
{
TD.TryCatchExceptionFromTry(this.DisplayName, propagatedException.GetType().ToString());
}
context.CancelChild(propagatedFrom);
TryCatchState state = this.state.Get(context);
// If we are not supposed to persist exceptions, enter our noPersistScope
ExceptionPersistenceExtension extension = context.GetExtension <ExceptionPersistenceExtension>();
if ((extension != null) && !extension.PersistExceptions)
{
NoPersistProperty noPersistProperty = (NoPersistProperty)context.Properties.FindAtCurrentScope(NoPersistProperty.Name);
if (noPersistProperty != null)
{
// The property will be exited when the activity completes or aborts.
noPersistProperty.Enter();
}
}
state.CaughtException = context.CreateFaultContext();
context.HandleFault();
}
}
}
private void OnExceptionFromHandler(NativeActivityFaultContext context, Exception propagatedException, System.Activities.ActivityInstance propagatedFrom)
{
CompensationTokenData data = context.GetExtension <CompensationExtension>().Get(this.compensationId.Get(context));
InvalidOperationException reason = null;
switch (data.CompensationState)
{
case CompensationState.Confirming:
reason = new InvalidOperationException(System.Activities.SR.ConfirmationHandlerFatalException(data.DisplayName), propagatedException);
break;
case CompensationState.Compensating:
reason = new InvalidOperationException(System.Activities.SR.CompensationHandlerFatalException(data.DisplayName), propagatedException);
break;
case CompensationState.Canceling:
reason = new InvalidOperationException(System.Activities.SR.CancellationHandlerFatalException(data.DisplayName), propagatedException);
break;
}
context.Abort(reason);
}
private void OnExceptionFromTry(NativeActivityFaultContext context, Exception propagatedException, System.Activities.ActivityInstance propagatedFrom)
{
if (propagatedFrom.IsCancellationRequested)
{
if (TD.TryCatchExceptionDuringCancelationIsEnabled())
{
TD.TryCatchExceptionDuringCancelation(base.DisplayName);
}
context.Abort(propagatedException);
context.HandleFault();
}
else if (this.FindCatch(propagatedException) != null)
{
if (TD.TryCatchExceptionFromTryIsEnabled())
{
TD.TryCatchExceptionFromTry(base.DisplayName, propagatedException.GetType().ToString());
}
context.CancelChild(propagatedFrom);
this.state.Get(context).CaughtException = context.CreateFaultContext();
context.HandleFault();
}
}
private void ActionFailed(NativeActivityFaultContext faultcontext, Exception propagatedexception, ActivityInstance propagatedfrom)
{
Int32 currentAttemptCount = _attemptCount.Get(faultcontext);
currentAttemptCount++;
_attemptCount.Set(faultcontext, currentAttemptCount);
Int32 maxAttempts = MaxAttempts.Get(faultcontext);
if (currentAttemptCount >= maxAttempts)
{
// There are no further attempts to make
return;
}
if (ShouldRetryAction(ExceptionType, propagatedexception) == false)
{
return;
}
faultcontext.CancelChild(propagatedfrom);
faultcontext.HandleFault();
TimeSpan retryInterval = RetryInterval.Get(faultcontext);
if (retryInterval == TimeSpan.Zero)
{
ExecuteAttempt(faultcontext);
}
else
{
// We are going to wait before trying again
_delayDuration.Set(faultcontext, retryInterval);
faultcontext.ScheduleActivity(_internalDelay, DelayCompleted);
}
}
public override bool Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)
{
NativeActivityFaultContext faultContext = null;
try
{
faultContext = new NativeActivityFaultContext(this.ActivityInstance, executor, bookmarkManager, this.propagatedException, this.originalExceptionSource);
this.callbackWrapper.Invoke(faultContext, this.propagatedException, this.propagatedFrom);
if (!faultContext.IsFaultHandled)
{
SetExceptionToPropagateWithoutAbort(this.propagatedException);
}
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
this.ExceptionToPropagate = e;
}
finally
{
if (faultContext != null)
{
faultContext.Dispose();
}
// Tell the executor to decrement its no persist count persistence of exceptions is disabled.
executor.ExitNoPersistForExceptionPropagation();
}
return(true);
}
public void Invoke(NativeActivityFaultContext faultContext, Exception propagatedException, ActivityInstance propagatedFrom)
{
EnsureCallback(faultCallbackType, faultCallbackParameters);
FaultCallback faultCallback = (FaultCallback)this.Callback;
faultCallback(faultContext, propagatedException, propagatedFrom);
}
void OnExceptionFromHandler(NativeActivityFaultContext context, Exception propagatedException, ActivityInstance propagatedFrom)
{
CompensationExtension compensationExtension = context.GetExtension<CompensationExtension>();
Fx.Assert(compensationExtension != null, "CompensationExtension must be valid");
CompensationTokenData compensationToken = compensationExtension.Get(this.compensationId.Get(context));
Fx.Assert(compensationToken != null, "CompensationTokenData must be valid");
InvalidOperationException exception = null;
switch (compensationToken.CompensationState)
{
case CompensationState.Confirming:
exception = new InvalidOperationException(SR.ConfirmationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
case CompensationState.Compensating:
exception = new InvalidOperationException(SR.CompensationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
case CompensationState.Canceling:
exception = new InvalidOperationException(SR.CancellationHandlerFatalException(compensationToken.DisplayName), propagatedException);
break;
default:
Fx.Assert(false, "CompensationState is in unexpected state!");
break;
}
context.Abort(exception);
}
public override bool Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)
{
NativeActivityFaultContext faultContext = null;
try
{
faultContext = new NativeActivityFaultContext(this.ActivityInstance, executor, bookmarkManager, this.propagatedException, this.originalExceptionSource);
this.callbackWrapper.Invoke(faultContext, this.propagatedException, this.propagatedFrom);
if (!faultContext.IsFaultHandled)
{
SetExceptionToPropagateWithoutAbort(this.propagatedException);
}
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
this.ExceptionToPropagate = e;
}
finally
{
if (faultContext != null)
{
faultContext.Dispose();
}
// Tell the executor to decrement its no persist count persistence of exceptions is disabled.
executor.ExitNoPersistForExceptionPropagation();
}
return true;
}