protected virtual AbstractEndpoint CreateEndpoint(IMessageHandler handler, MethodInfo method, List <Attribute> annotations)
{
AbstractEndpoint endpoint = null;
var inputChannelName = MessagingAttributeUtils.ResolveAttribute <string>(annotations, InputChannelProperty);
if (!string.IsNullOrEmpty(inputChannelName))
{
IMessageChannel inputChannel;
try
{
inputChannel = ChannelResolver.ResolveDestination(inputChannelName);
if (inputChannel == null)
{
inputChannel = new DirectChannel(ApplicationContext, inputChannelName);
ApplicationContext.Register(inputChannelName, inputChannel);
}
}
catch (DestinationResolutionException)
{
inputChannel = new DirectChannel(ApplicationContext, inputChannelName);
ApplicationContext.Register(inputChannelName, inputChannel);
}
endpoint = DoCreateEndpoint(handler, inputChannel, annotations);
}
return(endpoint);
}
private IMessageChannel ResolveErrorChannel(Exception exception)
{
var actualThrowable = exception;
if (exception is MessagingExceptionWrapperException)
{
actualThrowable = exception.InnerException;
}
var failedMessage = (actualThrowable is MessagingException) ? ((MessagingException)actualThrowable).FailedMessage : null;
if (DefaultErrorChannel == null && ChannelResolver != null)
{
Channel = ChannelResolver.ResolveDestination(IntegrationContextUtils.ERROR_CHANNEL_BEAN_NAME);
}
if (failedMessage == null || failedMessage.Headers.ErrorChannel == null)
{
return(DefaultErrorChannel);
}
var errorChannelHeader = failedMessage.Headers.ErrorChannel;
if (errorChannelHeader is IMessageChannel)
{
return((IMessageChannel)errorChannelHeader);
}
if (!(errorChannelHeader is string))
{
throw new ArgumentException("Unsupported error channel header type. Expected IMessageChannel or String, but actual type is [" + errorChannelHeader.GetType() + "]");
}
if (ChannelResolver != null)
{
return(ChannelResolver.ResolveDestination((string)errorChannelHeader)); // NOSONAR not null
}
else
{
return(null);
}
}