private static IActiveMqBuilder AddProducer <TProducer>(this IActiveMqBuilder builder, ProducerConfiguration producerConfiguration, ServiceLifetime producerLifetime) where TProducer : class
{
if (builder.Services.Any(x => x.ServiceType == typeof(TProducer)))
{
var message =
$"There has already been registered Producer with the type '{typeof(TProducer).FullName}'. " +
"Typed Producer must be unique. " +
"Consider using inheritance to create multiple unique types with the same API surface.";
throw new InvalidOperationException(message);
}
builder.Services.Configure <ActiveMqOptions>(builder.Name, options =>
{
if (!options.AddressConfigurations.TryGetValue(producerConfiguration.Address, out var routingTypes))
{
routingTypes = new HashSet <RoutingType>();
options.AddressConfigurations.Add(producerConfiguration.Address, routingTypes);
}
if (producerConfiguration.RoutingType.HasValue)
{
routingTypes.Add(producerConfiguration.RoutingType.Value);
}
else
{
routingTypes.Add(RoutingType.Anycast);
routingTypes.Add(RoutingType.Multicast);
}
});
builder.Services.AddSingleton(provider =>
{
var sendObservable = provider.GetServices <SendObservable>().Single(x => x.Name == builder.Name);
var logger = provider.GetService <ILogger <TypedActiveMqProducer <TProducer> > >();
var contextualSendObservable = new ContextualSendObservable(sendObservable)
{
Address = producerConfiguration.Address,
RoutingType = producerConfiguration.RoutingType
};
return(new TypedActiveMqProducer <TProducer>(logger, async token =>
{
var connection = await provider.GetConnection(builder.Name, token);
return await connection.CreateProducerAsync(producerConfiguration, token).ConfigureAwait(false);
}, contextualSendObservable));
});
builder.Services.AddSingleton <IActiveMqProducer>(provider => provider.GetRequiredService <TypedActiveMqProducer <TProducer> >());
builder.Services.Add(ServiceDescriptor.Describe(typeof(TProducer),
provider => ActivatorUtilities.CreateInstance <TProducer>(provider, provider.GetRequiredService <TypedActiveMqProducer <TProducer> >()),
producerLifetime));
return(builder);
}
public TypedActiveMqProducer(ILogger <TypedActiveMqProducer <T> > logger, Func <CancellationToken, Task <IProducer> > producerFactory, ContextualSendObservable sendObservable)
{
_logger = logger;
_producerFactory = producerFactory;
_sendObservable = sendObservable;
}