async Task IFilter <TInput> .Send(TInput context, IPipe <TInput> next)
{
TOutput pipeContext;
if (_contextConverter.TryConvert(context, out pipeContext))
{
if (_observers.Count > 0)
{
await _observers.PreSend(pipeContext).ConfigureAwait(false);
}
try
{
await _outputPipe.Send(pipeContext).ConfigureAwait(false);
if (_observers.Count > 0)
{
await _observers.PostSend(pipeContext).ConfigureAwait(false);
}
await next.Send(context).ConfigureAwait(false);
}
catch (Exception ex)
{
if (_observers.Count > 0)
{
await _observers.SendFault(pipeContext, ex).ConfigureAwait(false);
}
throw;
}
}
}
async Task IFilter <TInput> .Send(TInput context, IPipe <TInput> next)
{
TOutput pipeContext;
if (_contextConverter.TryConvert(context, out pipeContext))
{
if (_observers.Count > 0)
{
await _observers.PreSend(pipeContext).ConfigureAwait(false);
}
try
{
await _outputPipe.Send(pipeContext).ConfigureAwait(false);
if (_observers.Count > 0)
{
await _observers.PostSend(pipeContext).ConfigureAwait(false);
}
await next.Send(context).ConfigureAwait(false);
}
catch (Exception ex)
{
// we can't await in a catch block, so we have to wait explicitly on this one
if (_observers.Count > 0)
{
await _observers.SendFault(pipeContext, ex).ConfigureAwait(false);
}
throw;
}
}
}
async Task SendToOutput(TInput context, IPipe <TInput> next, TOutput pipeContext)
{
if (_observers.Count > 0)
{
await _observers.PreSend(pipeContext).ConfigureAwait(false);
}
try
{
await _outputPipe.Send(pipeContext).ConfigureAwait(false);
if (_observers.Count > 0)
{
await _observers.PostSend(pipeContext).ConfigureAwait(false);
}
await next.Send(context).ConfigureAwait(false);
}
catch (Exception ex)
{
if (_observers.Count > 0)
{
await _observers.SendFault(pipeContext, ex).ConfigureAwait(false);
}
throw;
}
}