private List <object> CreateHandlers(Message message, out object messageBody)
{
IHandleTypeResolver resolver = null;
if (_serviceBus.Configuration.HandleTypeResolverType != null)
{
resolver = (IHandleTypeResolver)ActivatorUtilities.CreateInstance(
_serviceProvider,
_serviceBus.Configuration.HandleTypeResolverType);
}
messageBody = DeserializeMessage(message, resolver);
var handlerType = CreateHandlerType(messageBody.GetType());
var handlers = _serviceProvider.GetServices(handlerType)?.ToList() ?? new List <object>();
return(handlers);
}
private static object DeserializeMessage(Message message, IHandleTypeResolver resolver)
{
// use two deserialization strategies. If resolver exists, attempt to use it
// if no type is found, fallback to JsonConvert. If that can't find a valid
// type, it will return JObject
object messageBody = null;
var enclosedType = message.UserProperties[HeaderTypes.EnclosedType] as string;
if (resolver != null)
{
var alternativeType = resolver.UseTypeFor(enclosedType);
if (alternativeType != null)
{
messageBody = SerializationHelper.GetObject(message.Body, alternativeType);
}
}
return(messageBody ?? SerializationHelper.GetObject(message.Body));
}