public async Task <object> Connect(TContext context, CancellationToken cancellationToken)
{
object result = null;
try
{
await _specification.BeforeExecute(context, cancellationToken).ConfigureAwait(false);
await _specification.Execute(context, cancellationToken).ConfigureAwait(false);
if (Next != null)
{
result = await Next.Connect(context, cancellationToken).ConfigureAwait(false);
}
else
{
result = await ConnectToPipe(context, cancellationToken).ConfigureAwait(false);
}
await _specification.AfterExecute(context, cancellationToken).ConfigureAwait(false);
return(result);
}
catch (Exception e)
{
var task = _specification.OnException(e, context);
result = PipeHelper.GetResultFromTask(task);
}
return(result);
}
public async Task <object> Connect(TContext context, CancellationToken cancellationToken)
{
object result = null;
try
{
await _specification.BeforeExecute(context, cancellationToken);
await _specification.Execute(context, cancellationToken);
result = await(Next?.Connect(context, cancellationToken) ?? ConnectToHandler(context, cancellationToken));
await _specification.AfterExecute(context, cancellationToken);
}
catch (Exception e)
{
var task = _specification.OnException(e, context);
result = PipeHelper.GetResultFromTask(task);
}
return(result);
}
private async Task <object> ConnectToHandler(TContext context, CancellationToken cancellationToken)
{
var handlers = PipeHelper.GetHandlerBindings(context, true, _messageHandlerRegistry);
if (handlers.Count() > 1)
{
throw new MoreThanOneHandlerException(context.Message.GetType());
}
var binding = handlers.Single();
var handlerType = binding.HandlerType;
var messageType = context.Message.GetType();
var handleMethod = handlerType.GetRuntimeMethods().Single(m => PipeHelper.IsHandleMethod(m, messageType));
var handler = (_resolver == null) ? Activator.CreateInstance(handlerType) : _resolver.Resolve(handlerType);
var task = (Task)handleMethod.Invoke(handler, new object[] { context, cancellationToken });
await task.ConfigureAwait(false);
return(PipeHelper.GetResultFromTask(task));
}