internal bool TryWriteback(out ResponseMessage serializationErrorMessage, string operation = null)
{
serializationErrorMessage = null;
if (this.CurrentStateAccess == StateAccess.Deleted)
{
this.State.EntityState = null;
this.State.EntityExists = false;
this.CurrentStateAccess = StateAccess.NotAccessed;
}
else if (this.CurrentStateAccess == StateAccess.Accessed)
{
try
{
this.State.EntityState = this.messageDataConverter.Serialize(this.CurrentState);
this.State.EntityExists = true;
}
catch (Exception e)
{
// we cannot serialize the entity state - this is an application error.
var serializationException = new EntitySchedulerException(
$"Failed to serialize state of '{this.FunctionName}' entity: {e.Message}", e);
this.CaptureApplicationError(serializationException);
serializationErrorMessage = new ResponseMessage();
serializationErrorMessage.SetExceptionResult(serializationException, operation, this.errorDataConverter);
}
this.CurrentState = null;
this.CurrentStateAccess = StateAccess.NotAccessed;
}
return(serializationErrorMessage == null);
}
internal bool TryWriteback(out ResponseMessage serializationErrorMessage)
{
serializationErrorMessage = null;
if (this.StateWasAccessed)
{
try
{
this.State.EntityState = this.dataConverter.MessageConverter.Serialize(this.CurrentState);
}
catch (Exception e)
{
// we cannot serialize the entity state - this is an application error.
var serializationException = new EntitySchedulerException(
$"Failed to serialize state of '{this.FunctionName}' entity: {e.Message}", e);
this.CaptureApplicationError(serializationException);
// Since for all of the operations in the batch, their effect on the entity state
// is lost, we don't want the calling orchestrations to think everything is o.k.
// They should be notified, so we replace all non-error operation results
// with an exception result.
serializationErrorMessage = new ResponseMessage()
{
ExceptionType = serializationException.GetType().AssemblyQualifiedName,
Result = this.dataConverter.ErrorConverter.Serialize(serializationException),
};
}
this.CurrentState = null;
this.StateWasAccessed = false;
}
return(serializationErrorMessage == null);
}