public TResult Request <TMsg, TResult>(TMsg args) where TMsg : IRequest
{
var handlers = GetHandlers <TMsg>();
MessageBusCheck.Require(handlers != null && handlers.Any(), "No handlers found for message type " + args.GetType().Name);
MessageBusCheck.Require(handlers.Count() == 1, "Expected exactly one handler for request " + args.GetType().Name + ". Found " + handlers.Count() + " handlers.");
return((TResult)Invoke("Get", handlers.First(), args));
}
public void Send <TMsg>(TMsg args) where TMsg : ICommand
{
var handlers = GetHandlers <TMsg>();
MessageBusCheck.Require(handlers != null && handlers.Any(), "No handlers found for message type " + args.GetType().Name);
foreach (var handler in handlers)
{
Invoke("Handle", handler, args);
}
}
public TResult Create <TMsg, TResult>(TMsg args) where TMsg : ICommand
{
var handlers = GetHandlers <TMsg>();
MessageBusCheck.Require(handlers != null && handlers.Any(), "No handlers found for message type " + typeof(TMsg).Name);
object result = null;
foreach (var handler in handlers)
{
object newResult = Invoke("Handle", handler, args);
MessageBusCheck.Require(newResult == null || result == null, "Only one handler for a Create message can return a value, found multiple return objects for message {0}.", args.GetType().Name);
if (newResult != null)
{
result = newResult;
}
}
return((TResult)result);
}