public static IScatter <TResponse> Scatter <TRequest, TResponse>(this IScatterGatherBus messageBus, string topic, TRequest request)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
var envelope = messageBus.EnvelopeFactory.Create(topic, request);
return(messageBus.ScatterEnvelope <TRequest, TResponse>(envelope));
}
public ParticipantBuilder(IScatterGatherBus messageBus, IWorkerPool workerPool)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
Assert.ArgumentNotNull(workerPool, nameof(workerPool));
_workerPool = workerPool;
_dispatchType = DispatchThreadType.NoPreference;
}
/// <summary>
/// Setup rules to route the Scatter/Gather channel by inspecting the contents of the Scatter payload
/// </summary>
/// <typeparam name="TRequest"></typeparam>
/// <typeparam name="TResponse"></typeparam>
/// <param name="messageBus"></param>
/// <param name="inTopic"></param>
/// <param name="getTopic"></param>
/// <returns></returns>
public static IDisposable SetupScatterByExamination <TRequest, TResponse>(this IScatterGatherBus messageBus, string inTopic, Func <TRequest, string> getTopic)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
Assert.ArgumentNotNull(getTopic, nameof(getTopic));
var rule = new PayloadExamineRule <TRequest>(getTopic);
return(messageBus.ScatterRouter.AddScatterRouteRule <TRequest, TResponse>(inTopic, rule));
}
public static IDisposable Participate <TRequest, TResponse>(this IScatterGatherBus messageBus, Action <ITopicParticipantBuilder <TRequest, TResponse> > build)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
var builder = new ParticipantBuilder <TRequest, TResponse>(messageBus, messageBus.WorkerPool);
build(builder);
var participant = builder.BuildParticipant();
var token = messageBus.Participate(builder.Topic, participant);
return(builder.WrapToken(token));
}
/// <summary>
/// Add predicate-based routing rules for Scatter/Gather operations
/// </summary>
/// <typeparam name="TRequest"></typeparam>
/// <typeparam name="TResponse"></typeparam>
/// <param name="messageBus"></param>
/// <param name="build"></param>
/// <returns></returns>
public static IDisposable SetupScatterRouting <TRequest, TResponse>(this IScatterGatherBus messageBus, Action <IFilterRouteBuilderSingleInput <TRequest> > build)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
Assert.ArgumentNotNull(build, nameof(build));
var builder = new FilterRouteBuilder <TRequest>();
build(builder);
var router = builder.Build();
return(messageBus.ScatterRouter.AddScatterRouteRule <TRequest, TResponse>(builder.InTopics.FirstOrDefault(), router));
}
public ScatterChannelProxy(IScatterGatherBus messageBus)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
_messageBus = messageBus;
}
public static ScatterChannelProxy <TRequest, TResponse> GetScatterChannel <TRequest, TResponse>(this IScatterGatherBus messageBus)
{
return(new ScatterChannelProxy <TRequest, TResponse>(messageBus));
}
public static IScatter <TResponse> Scatter <TRequest, TResponse>(this IScatterGatherBus messageBus, TRequest request)
{
Assert.ArgumentNotNull(messageBus, nameof(messageBus));
return(messageBus.Scatter <TRequest, TResponse>(string.Empty, request));
}
