public override Task <EventInvocationsResponse> GetEventInvocations(EventInvocationsQuery request, ServerCallContext context)
{
EventInvocationsResponse reply = new()
{
EventId = request.EventId,
};
var invocations = EventRegistrar.GetInvocations(request.EventId);
if (invocations is null)
{
reply.ErrorMessages.Add("Event was not registered");
}
else
{
reply.EventInvocations.AddRange(
invocations.Select(
array =>
{
EventInvocation rv = new();
rv.Parameters.AddRange(array.Select(item => GetItemString(item)));
return(rv);
}));
}
return(Task.FromResult(reply));
string GetItemString(object item)
{
return(Serializer.Serialize(item.GetType(), item)
?? item?.ToString()
?? item?.GetType().FullName
?? "<null>");
}
}
public override Task <EventUnregisterResponse> UnregisterForEvent(EventUnregisterRequest request, ServerCallContext context)
{
EventUnregisterResponse reply = new();
if (!EventRegistrar.Unregister(request.EventId))
{
reply.ErrorMessages.Add("Failed to unregister event");
}
return(Task.FromResult(reply));
}
static void Main(string[] args)
{
var manager = new MailManager();
var fax = new Fax();
EventRegistrar.RegisterEvent(manager, "NewMail", fax, "FaxMsg");
manager.SimulateNewMail("Minsk", "Riga", "Letter");
Console.ReadKey();
}
/// <summary>
/// Indicates the message bus configuration will have the specified service provider.
/// </summary>
/// <param name="value">The configured <see cref="IServiceProvider">service provider</see>.</param>
/// <returns>The original <see cref="MessageBusConfigurationBuilder"/> instance.</returns>
public virtual MessageBusConfigurationBuilder HasServiceProvider(IServiceProvider value)
{
Arg.NotNull(value, nameof(value));
Contract.Ensures(Contract.Result <MessageBusConfiguration>() != null);
ServiceProvider = value;
if (!CommandRegistrarIsOverriden)
{
CommandRegistrar = new CommandRegistrar(value);
}
if (!EventReceiverRegistrarIsOverriden)
{
EventRegistrar = new EventRegistrar(value);
}
return(this);
}
public override async Task <EventRegistrationResponse> RegisterForEvent(EventRegistrationRequest request, ServerCallContext context)
{
EventRegistrationResponse reply = new()
{
EventId = Guid.NewGuid().ToString()
};
await Application.Dispatcher.InvokeAsync(() =>
{
DependencyObject?element = GetCachedElement <DependencyObject>(request.ElementId);
if (element is null)
{
reply.ErrorMessages.Add("Could not find element");
return;
}
if (element.GetType().GetEvent(request.EventName) is { } eventInfo)
{
EventRegistrar.Regsiter(reply.EventId, eventInfo, element);
}
});
return(reply);
}
