public IRecieveOnlyBus RegisterTopic <T>(string route, HandlerConfiguration config = null)
{
routes.AddRoute <T>(route);
var handlers = container.GetAllInstances <ITopicMessageHandler <T> >();
var handlerConfiguration = config ?? new HandlerConfiguration();
foreach (var handler in handlers)
{
var client = new SubscriptionClient(configuration.ConnectionString, route, handler.Subscription);
client.RegisterMessageHandler((message, token) => handler.Handle(message, client, token),
handlerConfiguration.Options(handler.OnException));
if (topicClients.ContainsKey(route))
{
topicClients[route].Add(client);
}
else
{
topicClients.Add(route, new List <IClientEntity> {
client
});
}
}
return(this);
}
void DoSequenceOrParallelOrAdd(IActivityMonitor monitor, Action <ActionConfiguration> collector, XElement xml)
{
if (xml.Name == "Parallel" || xml.Name == "Sequence")
{
Action <ActionConfiguration> elementCollector;
if (xml.Name == "Parallel")
{
var p = new ActionParallelConfiguration(xml.AttributeRequired("Name").Value);
elementCollector = a => p.AddAction(a);
collector(p);
}
else
{
var s = new ActionSequenceConfiguration(xml.AttributeRequired("Name").Value);
elementCollector = a => s.AddAction(a);
collector(s);
}
foreach (var action in xml.Elements())
{
DoSequenceOrParallelOrAdd(monitor, collector, action);
}
}
else
{
if (xml.Name != "Add")
{
throw new XmlException(String.Format("Unknown element '{0}': only <Add>, <Parallel> or <Sequence>.", xml.Name));
}
string type = xml.AttributeRequired("Type").Value;
Type t = FindConfigurationType(type);
HandlerConfiguration hC = (HandlerConfiguration)Activator.CreateInstance(t, xml.AttributeRequired("Name").Value);
hC.DoInitialize(monitor, xml);
collector(hC);
}
}
public FakeJobHandler(HandlerConfiguration handlerConfiguration, bool canProcess, bool hangOnProcessing, bool throwOnProcessing)
{
_canProcess = canProcess;
_hangOnProcessing = hangOnProcessing;
_throwOnProcessing = throwOnProcessing;
_configuration = handlerConfiguration;
}
/// <summary>
/// Supplies the specified handler configuration, so that we can register subscribers and the handler factory used to create instances of them
/// </summary>
/// <param name="handlerConfiguration">The handler configuration.</param>
/// <returns>INeedPolicy.</returns>
public INeedPolicy Handlers(HandlerConfiguration handlerConfiguration)
{
_registry = handlerConfiguration.SubscriberRegistry;
_handlerFactory = handlerConfiguration.HandlerFactory;
_asyncHandlerFactory = handlerConfiguration.AsyncHandlerFactory;
return(this);
}
private static CommandProcessor BuildCommandProcessor(IServiceProvider provider)
{
var options = provider.GetService <IBrighterOptions>();
var subscriberRegistry = provider.GetService <ServiceCollectionSubscriberRegistry>();
var handlerFactory = new ServiceProviderHandlerFactory(provider);
var handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory, handlerFactory);
var messageMapperRegistry = MessageMapperRegistry(provider);
var policyBuilder = CommandProcessorBuilder.With()
.Handlers(handlerConfiguration);
var messagingBuilder = options.PolicyRegistry == null
? policyBuilder.DefaultPolicy()
: policyBuilder.Policies(options.PolicyRegistry);
var builder = options.BrighterMessaging == null
? messagingBuilder.NoTaskQueues()
: messagingBuilder.TaskQueues(new MessagingConfiguration(options.BrighterMessaging.MessageStore, options.BrighterMessaging.Producer, messageMapperRegistry));
var commandProcessor = builder
.RequestContextFactory(options.RequestContextFactory)
.Build();
return(commandProcessor);
}
public static IBrighterHandlerBuilder AddBrighter(this IServiceCollection services, Action <BrighterOptions> configure = null)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
var options = new BrighterOptions();
configure?.Invoke(options);
var subscriberRegistry = new AspNetSubscriberRegistry(services, options.HandlerLifetime);
var handlerFactory = new AspNetHandlerFactory(services);
var handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory, handlerFactory);
var policyBuilder = CommandProcessorBuilder.With()
.Handlers(handlerConfiguration);
var messagingBuilder = options.PolicyRegistry == null
? policyBuilder.DefaultPolicy()
: policyBuilder.Policies(options.PolicyRegistry);
var builder = options.MessagingConfiguration == null
? messagingBuilder.NoTaskQueues()
: messagingBuilder.TaskQueues(options.MessagingConfiguration);
var commandProcessor = builder
.RequestContextFactory(options.RequestContextFactory)
.Build();
services.AddSingleton <IAmACommandProcessor>(commandProcessor);
return(new AspNetHandlerBuilder(services, subscriberRegistry));
}
private void RegisterCommandProcessor(ILifetimeScope container)
{
var builder = new ContainerBuilder();
builder
.RegisterType <CreateAnEmailCommandHandler>()
.AsSelf();
IAmASubscriberRegistry subscriberRegistry = new SubscriberRegistry();
subscriberRegistry.Register <CreateAnEmailCommand, CreateAnEmailCommandHandler>();
IAmAHandlerFactory handlerFactory = new InMemoryHandlerFactory(container);
var handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory);
IAmARequestContextFactory requestContextFactory = new InMemoryRequestContextFactory();
var commnadProcessor = CommandProcessorBuilder
.With()
.Handlers(handlerConfiguration)
.DefaultPolicy()
.Logger(container.Resolve <ILog>())
.NoTaskQueues()
.RequestContextFactory(requestContextFactory)
.Build();
builder.Register(context => commnadProcessor)
.AsImplementedInterfaces()
.SingleInstance();
builder.Update(container.ComponentRegistry);
}
public static QueueCreationOptions ToQueueCreationOptions(this HandlerConfiguration handlerConfiguration)
{
return(new QueueCreationOptions {
QueueId = handlerConfiguration.QueueId,
QueueName = handlerConfiguration.QueueName,
ThrottleInterval = handlerConfiguration.ThrottleInterval
});
}
internal FakeJobHandler AddFakeHandler(HandlerConfiguration handlerConfiguration, bool canProcess = true, bool hangOnProcessing = false, bool throwOnProcessing = false)
{
var fakeHandler = new FakeJobHandler(handlerConfiguration, canProcess, hangOnProcessing, throwOnProcessing);
_handlers.Add(fakeHandler.Configuration.QueueId, fakeHandler);
return(fakeHandler);
}
private static CommandProcessor BuildCommandProcessor(IServiceProvider provider)
{
var options = provider.GetService <IBrighterOptions>();
var subscriberRegistry = provider.GetService <ServiceCollectionSubscriberRegistry>();
var handlerFactory = new ServiceProviderHandlerFactory(provider);
var handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory, handlerFactory);
var messageMapperRegistry = MessageMapperRegistry(provider);
var policyBuilder = CommandProcessorBuilder.With()
.Handlers(handlerConfiguration);
var messagingBuilder = options.PolicyRegistry == null
? policyBuilder.DefaultPolicy()
: policyBuilder.Policies(options.PolicyRegistry);
var loggerFactory = provider.GetService <ILoggerFactory>();
ApplicationLogging.LoggerFactory = loggerFactory;
INeedARequestContext taskQueuesBuilder;
if (options.ChannelFactory is null)
{
//TODO: Need to add async outbox
taskQueuesBuilder = options.BrighterMessaging == null
? messagingBuilder.NoTaskQueues()
: messagingBuilder.TaskQueues(new MessagingConfiguration(options.BrighterMessaging.OutBox,
options.BrighterMessaging.AsyncOutBox, options.BrighterMessaging.Producer,
options.BrighterMessaging.AsyncProducer, messageMapperRegistry));
}
else
{
if (options.BrighterMessaging == null)
{
taskQueuesBuilder = messagingBuilder.NoTaskQueues();
}
else
{
taskQueuesBuilder = options.BrighterMessaging.UseRequestReplyQueues
? messagingBuilder.RequestReplyQueues(new MessagingConfiguration(
options.BrighterMessaging.OutBox,
options.BrighterMessaging.Producer, messageMapperRegistry,
responseChannelFactory: options.ChannelFactory))
: messagingBuilder.TaskQueues(new MessagingConfiguration(options.BrighterMessaging.OutBox,
options.BrighterMessaging.AsyncOutBox, options.BrighterMessaging.Producer,
options.BrighterMessaging.AsyncProducer, messageMapperRegistry));
}
}
var commandProcessor = taskQueuesBuilder
.RequestContextFactory(options.RequestContextFactory)
.Build();
return(commandProcessor);
}
public WebApiCoreService(HttpClient http)
{
BASEURI = HandlerConfiguration.GetConfiguration().WebApi;
this.client = http;
if (this.client.BaseAddress == null)
{
this.client.BaseAddress = new Uri(BASEURI);
}
}
public FallbackPolicyTests()
{
_handlerFactory = new Mock <IQueryHandlerFactory>();
_decoratorFactory = new Mock <IQueryHandlerDecoratorFactory>();
_handlerRegistry = new QueryHandlerRegistry();
var handlerConfiguration = new HandlerConfiguration(_handlerRegistry, _handlerFactory.Object, _decoratorFactory.Object);
_queryProcessor = new QueryProcessor(handlerConfiguration, new InMemoryQueryContextFactory());
}
public void StartDispatcher(IContainer container)
{
var handlerFactory = container.Resolve <IAmAHandlerFactory>();
var messageMapperFactory = container.Resolve <IAmAMessageMapperFactory>();
var options = container.Resolve <IOptions <FourSettings> >();
var authSettings = options.Value;
var subscriberRegistry = new SubscriberRegistry();
subscriberRegistry.Register <ArticoloCreated, ArticoloCreatedEventHandler>();
subscriberRegistry.Register <ClienteCreated, ClienteCreatedEventHandler>();
var messageMapperRegistry = new MessageMapperRegistry(messageMapperFactory)
{
{ typeof(ArticoloCreated), typeof(ArticoloCreatedMapper) },
{ typeof(ClienteCreated), typeof(ClienteCreatedMapper) },
};
var handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory);
var rmqConnnection = new RmqMessagingGatewayConnection
{
AmpqUri = new AmqpUriSpecification(new Uri(authSettings.RabbitMq.Uri)),
Exchange = new Exchange(authSettings.RabbitMq.Events, "topic")
};
this._commandProcessor = CommandProcessorBuilder.With()
.Handlers(handlerConfiguration)
.Policies(PolicyRegistry())
.NoTaskQueues()
.RequestContextFactory(new InMemoryRequestContextFactory())
.Build();
this._dispatcher = DispatchBuilder.With()
.CommandProcessor(this._commandProcessor)
.MessageMappers(messageMapperRegistry)
.DefaultChannelFactory(new InputChannelFactory(new RmqMessageConsumerFactory(rmqConnnection)))
.Connections(new Connection[]
{
new Connection <ArticoloCreated>(new ConnectionName("ArticoloCreatedEvent"),
new ChannelName("ArticoloCreated"),
new RoutingKey("ArticoloCreated"),
timeoutInMilliseconds: 200),
new Connection <ClienteCreated>(new ConnectionName("ClienteCreatedEvent"),
new ChannelName("ClienteCreated"),
new RoutingKey("ClienteCreated"),
timeoutInMilliseconds: 200),
}).Build();
this._dispatcher.Receive();
}
public JobQueue Create(HandlerConfiguration configuration)
{
try {
var newQueue = _jobQueueFactory.Create(configuration);
_queues.Add(newQueue.QueueId, newQueue);
return(newQueue);
} catch (Exception ex) {
Trace.TraceError($"Error creating queue '{configuration.QueueId}'.{Environment.NewLine}{ex}");
throw;
}
}
public SubscriptionConfiguration(
ConsumerSettings settings,
BatchConfiguration batchConfiguration,
IEventDeserializer serializer,
HandlerConfiguration handlerConfig = default,
bool skipUnknownEvents = true,
int consumerInstances = 1)
: this(settings, serializer, handlerConfig, skipUnknownEvents, consumerInstances)
{
BatchConfiguration = batchConfiguration;
BatchProcessingRequired = true;
}
public JobQueue Create(HandlerConfiguration handlerConfiguration)
{
var jobQueue = new JobQueue(
MockMessageQueueFactory,
MockMessageFactory.Object,
MockFormatter.Object,
MockSerializer.Object,
handlerConfiguration);
_jobQueues.Add(jobQueue);
return(jobQueue);
}
public static Fakes.FakeJobHandler AddFakeHandler(
this JobQueueListener listener,
HandlerConfiguration handlerConfiguration,
bool canProcess,
bool hangOnProcessing = false,
bool throwOnProcessing = false)
{
var fakeHandler = new Fakes.FakeJobHandler(handlerConfiguration, canProcess, hangOnProcessing, throwOnProcessing);
listener.AddHandler(fakeHandler);
return(fakeHandler);
}
public static void RegisterServices(IServiceCollection services)
{
ContextConfiguration.Register(services);
BusConfiguration.Register(services);
EventConfiguration.Register(services);
ValidationConfiguration.Register(services);
HandlerConfiguration.Register(services);
ServiceConfiguration.Register(services);
RepositoryConfiguration.Register(services);
// Infra - Identity Services
//services.AddTransient<IEmailSender, AuthEmailMessageSender>();
//services.AddTransient<ISmsSender, AuthSMSMessageSender>();
// Infra - Identity
//services.AddScoped<IUser, AspNetUser>();
}
public IEventHandler Create(HandlerConfiguration config)
{
IEventHandler handler = new EventHandler(_scopeFactory, config.RunHandlersInParallel);
handler = config.RetryPolicy != null
? new RetryingEventHandler(handler, config.RetryPolicy)
: new RetryingEventHandler(
handler,
_loggerFactory,
config.RetryAttempts);
if (config.IsLoggingEnabled)
{
handler = new LoggingEventHandler(_loggerFactory, handler);
}
return(handler);
}
public EndpointConfiguration AddSubscription(
ConsumerSettings settings,
IEventDeserializer serializer,
HandlerConfiguration handlerConfig = default,
bool skipUnknownEventTypes = true,
int instances = 1)
{
var subscription = new SubscriptionConfiguration(
settings,
serializer,
handlerConfig,
skipUnknownEventTypes,
instances);
_subscriptions.Add(subscription);
return(this);
}
/// <summary>
/// Initializes a new instance of the <see cref="JobQueue"/> class
/// </summary>
/// <param name="queueFactory">Factory for creating the queue</param>
/// <param name="messageFactory">Factory for creating new messages</param>
/// <param name="formatter">Formatter for formatting payloads</param>
/// <param name="serializer">Serializer for serializing requests</param>
/// <param name="handlerConfiguration">Configuration creating handlers (used to copy into a <see cref="QueueCreationOptions"/> object</param>
public JobQueue(
IMessageQueueFactory queueFactory,
IMessageFactory messageFactory,
IPayloadFormatter formatter,
IRequestSerializer serializer,
HandlerConfiguration handlerConfiguration)
{
if (handlerConfiguration == null)
{
throw new ArgumentNullException(nameof(handlerConfiguration));
}
_messageQueueFactory = queueFactory ?? throw new ArgumentNullException(nameof(queueFactory));
_messageFactory = messageFactory ?? throw new ArgumentNullException(nameof(messageFactory));
_formatter = formatter ?? throw new ArgumentNullException(nameof(formatter));
_serializer = serializer ?? throw new ArgumentNullException(nameof(serializer));
_queue = _messageQueueFactory.Create(handlerConfiguration.ToQueueCreationOptions());
_queue.ReceivedMessage += OnReceivedJob;
}
internal static async Task Main()
{
var registry = new SubscriberRegistry();
var handlerConfiguration = new HandlerConfiguration(registry, new SimpleHandlerFactory());
var builder = CommandProcessorBuilder.With()
.Handlers(handlerConfiguration)
.DefaultPolicy()
.NoTaskQueues()
.RequestContextFactory(new InMemoryRequestContextFactory());
registry.RegisterAsync <InformationCommand, InformationCommandHandler>();
registry.RegisterAsync <FetchDataFromUrlCommand, FetchDataFromUrlRequestHandler>();
registry.RegisterAsync <ParseDataFromHtmlCommand, ParseDataFromHtmlCommandHandler>();
registry.RegisterAsync <BestMatchCarParkCommand, BestMatchCarParkCommandHandler>();
registry.RegisterAsync <CarParkToOutputCommand, CarParkToOutputCommandHandler>();
var commandProcessor = builder.Build();
await Run(commandProcessor);
}
public IRecieveOnlyBus RegisterQueue <T>(string route, HandlerConfiguration config = null)
{
routes.AddRoute <T>(route);
var handler = container.GetInstance <IHandler <T> >();
var client = new QueueClient(configuration.ConnectionString, route);
var handlerConfiguration = config ?? new HandlerConfiguration();
client.RegisterMessageHandler((message, token) => handler.Handle(message, client, token),
handlerConfiguration.Options(handler.OnException));
if (queueClients.ContainsKey(route))
{
throw new Exception("Queues can only have a single handler registered.");
}
queueClients.Add(route, client);
return(this);
}
public SubscriptionConfiguration(
ConsumerSettings settings,
IEventDeserializer serializer,
HandlerConfiguration handlerConfig = default,
bool skipUnknownEvents = true,
int consumerInstances = 1)
{
if (consumerInstances < 1)
{
throw new ArgumentOutOfRangeException(
nameof(consumerInstances),
consumerInstances,
"Instances should be >= 1.");
}
Settings = settings ?? throw new ArgumentNullException(nameof(settings));
Serializer = serializer ?? throw new ArgumentNullException(nameof(serializer));
SkipUnknownEvents = skipUnknownEvents;
ConsumerInstances = consumerInstances;
HandlerConfig = handlerConfig ?? new HandlerConfiguration();
}
public EndpointConfiguration AddBatchSubscription(
ConsumerSettings settings,
BatchConfiguration batchConfig,
IEventDeserializer serializer,
HandlerConfiguration handlerConfig = default,
bool skipUnknownEventTypes = true,
int instances = 1,
bool isLongRunning = true)
{
var subscription = new SubscriptionConfiguration(
isLongRunning ? settings.ToLongRunning() : settings,
batchConfig,
serializer,
handlerConfig,
skipUnknownEventTypes,
instances);
_subscriptions.Add(subscription);
return(this);
}
public static INeedAQueryContext SimpleInjectorHandlers(this INeedHandlers handlerBuilder, Container container, Action <HandlerSettings> settings)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
var factory = new SimpleInjectorHandlerFactory(container);
var handlerRegistry = new QueryHandlerRegistry();
var handlerSettings = new HandlerSettings(container, handlerRegistry);
settings(handlerSettings);
var handlerConfiguration = new HandlerConfiguration(handlerRegistry, factory);
return(handlerBuilder.Handlers(handlerConfiguration));
}
private static Container ServiceProvider(Container container,
out MessageMapperRegistry messageMapperRegistry, out HandlerConfiguration handlerConfiguration)
{
container.Register <IHandleRequests <TaskCompletedEvent>, TaskCompletedEventHandler>();
container.Register <IAmAMessageMapper <TaskCompletedEvent>, TaskCompletedEventMessageMapper>();
var subscriberRegistry = new SubscriberRegistry();
subscriberRegistry.Register <TaskCompletedEvent, TaskCompletedEventHandler>();
var handlerFactory = new ServiceProviderHandlerFactory(container);
var messageMapperFactory = new ServiceProviderMessageMapperFactory(container);
messageMapperRegistry = new MessageMapperRegistry(messageMapperFactory)
{
{ typeof(TaskCompletedEvent), typeof(TaskCompletedEventMessageMapper) }
};
handlerConfiguration = new HandlerConfiguration(subscriberRegistry, handlerFactory);
return(container);
}
public void Initialize(
IntegrationConfiguration configuration,
HandlerConfiguration handlers,
IViewRenderer viewRenderer,
ILogger logger,
IClient client,
RouteOptionsBase options)
{
if (configuration == null)
{
throw new ArgumentNullException(nameof(configuration));
}
if (viewRenderer == null)
{
throw new ArgumentNullException(nameof(viewRenderer));
}
if (client == null)
{
throw new ArgumentNullException(nameof(client));
}
if (handlers == null)
{
throw new ArgumentNullException(nameof(handlers));
}
_configuration = configuration;
_viewRenderer = viewRenderer;
_logger = logger;
_client = client;
_handlers = handlers;
_options = options;
_initialized = true;
}
static void Main(string[] args)
{
var defaultHandlerConfig = new HandlerConfiguration
{
MaxConcurrentCalls = 10,
AutoComplete = true
};
var bus = RecieveOnlyBus.Initialise(new BusConfigutration())
.WithDependencyRegistrations(x =>
{
x.RegisterQueueHandler <MyQueueMessage, MyMessageQueueMessageHandler>();
x.RegisterTopicHandler <MyTopicMessage, MyMessageTopicMessageHandler>();
x.RegisterTopicHandler <MyTopicMessage, AnotherMyMessageTopicMessageHandler>();
})
.RegisterQueue <MyQueueMessage>("my-message-queue", defaultHandlerConfig)
.RegisterTopic <MyTopicMessage>("my-message-topic", defaultHandlerConfig);
Console.WriteLine("Waiting.......");
Console.ReadKey();
bus.Dispose();
}
public MessagingConfiguration()
{
Handling = new HandlerConfiguration(Graph);
Handling.GlobalPolicy <SagaFramePolicy>();
}
