public static void Start(
IHandlerTypeToChannelProvider channelProvider,
IBusStateChangedHandler busStateChangedHandler = null,
IMessageTypeToTopicProvider topicProvider = null
)
{
if (channelProvider == null)
throw new ArgumentNullException("channelProvider");
var config = new BusConfiguration(
new StructureMapObjectBuilder(ObjectFactory.Container),
new NewtonsoftJsonSerializer(typeof(JsonConvert).Assembly),
new MessageAuditor(),
topicProvider ?? new TopicProvider(),
channelProvider,
defaultThreadsPerHandler: 8,
defaultNsqLookupdHttpEndpoints: new[] { "127.0.0.1:4161" },
busStateChangedHandler: busStateChangedHandler,
preCreateTopicsAndChannels: true,
nsqConfig:
new NsqSharp.Config
{
BackoffStrategy = new FullJitterStrategy(),
//MaxRequeueDelay = TimeSpan.FromSeconds(0.1),
//MaxBackoffDuration = TimeSpan.FromSeconds(0.2)
}
);
BusService.Start(config);
}
public static void Start(
IHandlerTypeToChannelProvider channelProvider,
IBusStateChangedHandler busStateChangedHandler = null,
IMessageTypeToTopicProvider topicProvider = null
)
{
if (channelProvider == null)
{
throw new ArgumentNullException("channelProvider");
}
var config = new BusConfiguration(
new StructureMapObjectBuilder(ObjectFactory.Container),
new NewtonsoftJsonSerializer(typeof(JsonConvert).Assembly),
new MessageAuditor(),
topicProvider ?? new TopicProvider(),
channelProvider,
defaultThreadsPerHandler: 8,
defaultNsqLookupdHttpEndpoints: new[] { "127.0.0.1:4161" },
busStateChangedHandler: busStateChangedHandler,
preCreateTopicsAndChannels: true,
nsqConfig:
new NsqSharp.Config
{
BackoffStrategy = new FullJitterStrategy(),
//MaxRequeueDelay = TimeSpan.FromSeconds(0.1),
//MaxBackoffDuration = TimeSpan.FromSeconds(0.2)
}
);
BusService.Start(config);
}
public NsqBus(
Dictionary <string, List <MessageHandlerMetadata> > topicChannelHandlers,
IObjectBuilder dependencyInjectionContainer,
IMessageTypeToTopicProvider messageTypeToTopicProvider,
IMessageSerializer sendMessageSerializer,
ILogger nsqLogger,
IMessageMutator messageMutator,
IMessageTopicRouter messageTopicRouter,
INsqdPublisher nsqdPublisher
)
{
if (topicChannelHandlers == null)
{
throw new ArgumentNullException("topicChannelHandlers");
}
if (dependencyInjectionContainer == null)
{
throw new ArgumentNullException("dependencyInjectionContainer");
}
if (messageTypeToTopicProvider == null)
{
throw new ArgumentNullException("messageTypeToTopicProvider");
}
if (sendMessageSerializer == null)
{
throw new ArgumentNullException("sendMessageSerializer");
}
if (nsqdPublisher == null)
{
throw new ArgumentNullException("nsqdPublisher");
}
if (nsqLogger == null)
{
throw new ArgumentNullException("nsqLogger");
}
_topicChannelHandlers = topicChannelHandlers;
_dependencyInjectionContainer = dependencyInjectionContainer;
_messageTypeToTopicProvider = messageTypeToTopicProvider;
_sendMessageSerializer = sendMessageSerializer;
_nsqLogger = nsqLogger;
_messageMutator = messageMutator;
_messageTopicRouter = messageTopicRouter;
_nsqdPublisher = nsqdPublisher;
_dependencyInjectionContainer.Inject((IBus)this);
}
public MessageTopicRouter(IMessageTypeToTopicProvider messageTypeToTopicProvider)
{
_messageTypeToTopicProvider = messageTypeToTopicProvider;
}
/// <summary>
/// Initializes a new instance of the <see cref="BusConfiguration"/> class.
/// </summary>
/// <param name="dependencyInjectionContainer">The DI container to use for this bus (required). See
/// <see cref="StructureMapObjectBuilder"/> for a default implementation.</param>
/// <param name="defaultMessageSerializer">The default message serializer/deserializer. See
/// <see cref="NewtonsoftJsonSerializer" /> for a default implementation.</param>
/// <param name="messageAuditor">The handler to call when a message fails to process.</param>
/// <param name="messageTypeToTopicProvider">The message type to topic provider.</param>
/// <param name="handlerTypeToChannelProvider">The handler type to channel provider.</param>
/// <param name="defaultNsqLookupdHttpEndpoints">The default nsqlookupd HTTP endpoints; typically listening
/// on port 4161.</param>
/// <param name="defaultThreadsPerHandler">The default number of threads per message handler.</param>
/// <param name="nsqConfig">The NSQ <see cref="Config"/> (optional).</param>
/// <param name="busStateChangedHandler">Handle bus start and stop events (optional).</param>
/// <param name="nsqLogger">The <see cref="ILogger"/> used by NsqSharp when communicating with nsqd/nsqlookupd.
/// (default = <see cref="TraceLogger"/>).</param>
/// <param name="preCreateTopicsAndChannels">Set to <c>true</c> to pre-create all registered topics and channels
/// on the local nsqd instance listening on 127.0.0.1:4151; useful for self-contained clusters (default =
/// <c>false</c>).</param>
/// <param name="messageMutator">The message mutator used to modify a message before it's sent (optional).</param>
/// <param name="messageTopicRouter">The message router used to specify custom message-to-topic routing logic; used
/// to override <paramref name="messageTypeToTopicProvider"/> (optional).</param>
/// <param name="nsqdPublisher">The implementation responsible for handling <see cref="M:IBus.Send"/> calls (optional;
/// default = <see cref="NsqdTcpPublisher"/> using 127.0.0.1:4150 and the specified <paramref name="nsqLogger"/>
/// and <paramref name="nsqConfig"/>).</param>
/// <param name="logOnProcessCrash"><c>true</c> to log <see cref="E:AppDomain.CurrentDomain.UnhandledException" /> using
/// <paramref name="nsqLogger"/> (default = <c>true</c>).
/// </param>
public BusConfiguration(
IObjectBuilder dependencyInjectionContainer,
IMessageSerializer defaultMessageSerializer,
IMessageAuditor messageAuditor,
IMessageTypeToTopicProvider messageTypeToTopicProvider,
IHandlerTypeToChannelProvider handlerTypeToChannelProvider,
string[] defaultNsqLookupdHttpEndpoints,
int defaultThreadsPerHandler,
Config nsqConfig = null,
IBusStateChangedHandler busStateChangedHandler = null,
ILogger nsqLogger = null,
bool preCreateTopicsAndChannels = false,
IMessageMutator messageMutator = null,
IMessageTopicRouter messageTopicRouter = null,
INsqdPublisher nsqdPublisher = null,
bool logOnProcessCrash = true
)
{
_nsqLogger = nsqLogger ?? new TraceLogger();
if (logOnProcessCrash)
{
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
}
if (dependencyInjectionContainer == null)
{
throw new ArgumentNullException("dependencyInjectionContainer");
}
if (defaultMessageSerializer == null)
{
throw new ArgumentNullException("defaultMessageSerializer");
}
if (messageAuditor == null)
{
throw new ArgumentNullException("messageAuditor");
}
if (messageTypeToTopicProvider == null)
{
throw new ArgumentNullException("messageTypeToTopicProvider");
}
if (handlerTypeToChannelProvider == null)
{
throw new ArgumentNullException("handlerTypeToChannelProvider");
}
if (defaultNsqLookupdHttpEndpoints == null)
{
throw new ArgumentNullException("defaultNsqLookupdHttpEndpoints");
}
if (defaultNsqLookupdHttpEndpoints.Length == 0)
{
throw new ArgumentNullException("defaultNsqLookupdHttpEndpoints", "must contain elements");
}
if (defaultThreadsPerHandler <= 0)
{
throw new ArgumentOutOfRangeException("defaultThreadsPerHandler", "must be > 0");
}
_topicChannelHandlers = new Dictionary <string, List <MessageHandlerMetadata> >();
_messageTypeToTopicProvider = messageTypeToTopicProvider;
_handlerTypeToChannelProvider = handlerTypeToChannelProvider;
_dependencyInjectionContainer = dependencyInjectionContainer;
_defaultMessageSerializer = defaultMessageSerializer;
_messageAuditor = messageAuditor;
_defaultNsqlookupdHttpEndpoints = defaultNsqLookupdHttpEndpoints;
_nsqConfig = nsqConfig ?? new Config();
_defaultThreadsPerHandler = defaultThreadsPerHandler;
_busStateChangedHandler = busStateChangedHandler;
_preCreateTopicsAndChannels = preCreateTopicsAndChannels;
_messageMutator = messageMutator;
_messageTopicRouter = messageTopicRouter;
_nsqdPublisher = nsqdPublisher ?? new NsqdTcpPublisher("127.0.0.1:4150", _nsqLogger, _nsqConfig);
var handlerTypes = _handlerTypeToChannelProvider.GetHandlerTypes();
AddMessageHandlers(handlerTypes);
}
