public MessagingService(IOutbox outbox, IServiceFactory factory, Profile profile = null, MessagingConfiguration configuration = null)
{
ProcessId = Process.GetCurrentProcess().Id;
MachineName = Environment.MachineName;
MachineAndProcessId = $"{MachineName}-{ProcessId}";
_configuration = configuration ?? new MessagingConfiguration();
if (outbox == null)
{
throw new InvalidOperationException("Outbox cannot be null. An Outbo is required to instantiate MessagingService");
}
_outboxManager = new OutboxManager(outbox, this.DispatchCore, 1, _configuration.OutboxConsumerSemaphore, this.MachineAndProcessId);
if (factory == null)
{
throw new InvalidOperationException("IServiceFactory cannot be null. An IServiceFactory is required to instantiate MessagingService");
}
_messageHandlerDispatcher = new MessageDispatcher(factory);
if (profile != null)
{
_configure(profile);
}
_immediateHandleRetryPolicy = Policy
.Handle <Exception>(x => !(x is NonTransientException))
.RetryAsync(_maxImmediateRetryCount);
}
public static IServiceRegistrar AddMessaging(this IServiceCollection services,
Profile profile,
EndpointBindings bindings,
Action <MessagingConfiguration> config,
params Assembly[] messageAndHandlerAssemblies)
{
MessagingService.InitializeTypes(messageAndHandlerAssemblies);
if (bindings != null)
{
profile.AddBindings(bindings);
}
var messagingConfig = new MessagingConfiguration();
if (config != null)
{
config.Invoke(messagingConfig);
}
services.AddSingleton(messagingConfig);
services.AddTransient <IServiceFactory>(x => new MicrosoftDependencyInjectionServiceFactory(x));
services.AddSingleton(profile);
services.AddSingleton <MessagingService>();
services.AddTransient <IMessagingClient, MessagingClient>();
//setup user message handlers
services.Scan(c =>
{
c.FromAssemblies(messageAndHandlerAssemblies)
.AddClasses(t => t.AssignableTo(typeof(IMessageHandler <>)))
.AsImplementedInterfaces()
.WithTransientLifetime()
.AddClasses(t => t.AssignableTo(typeof(ICustomMessageHandler <>)))
.AsImplementedInterfaces()
.WithTransientLifetime()
.AddClasses(t => t.AssignableTo(typeof(ISaga <,>)))
.AsImplementedInterfaces()
.AsSelf()
.WithTransientLifetime()
.AddClasses(t => t.AssignableTo(typeof(ISagaPersistence <,>)))
.AsImplementedInterfaces()
.WithTransientLifetime()
;
});
return(new ServiceRegistrar(services));
}
