/// <summary>
/// Initializes a new instance of the <see cref="PropertyPublication"/> class.
/// </summary>
/// <param name="topic">The event topic this publication belongs to.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventInfo">The <see cref="EventInfo"/> of the publisher that registers this event topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The publication matchers.</param>
public PropertyPublication(
IEventTopic topic,
object publisher,
EventInfo eventInfo,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
this.eventInfo = eventInfo;
if (this.eventInfo.EventHandlerType == null)
{
throw new EventBrokerException("EventHandlerType on published event must not be null (internal EventBroker failure).");
}
ThrowIfInvalidEventHandler(this.eventInfo);
ThrowIfEventIsStatic(this.eventInfo);
this.eventArgsType = this.eventInfo.EventHandlerType == typeof(EventHandler)
? typeof(EventArgs)
: this.eventInfo.EventHandlerType.GetGenericArguments()[0];
Delegate handler = Delegate.CreateDelegate(
this.eventInfo.EventHandlerType,
this,
this.GetType().GetMethod("PublicationHandler"));
this.eventInfo.AddEventHandler(publisher, handler);
}
/// <summary>
/// Initializes a new instance of the <see cref="PropertyPublication"/> class.
/// </summary>
/// <param name="topic">The event topic this publication belongs to.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventInfo">The <see cref="EventInfo"/> of the publisher that registers this event topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The publication matchers.</param>
public PropertyPublication(
IEventTopic topic,
object publisher,
EventInfo eventInfo,
HandlerRestriction handlerRestriction,
IList<IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
this.eventInfo = eventInfo;
if (this.eventInfo.EventHandlerType == null)
{
throw new Exception("EventHandlerType on published event must not be null (internal EventBroker failure).");
}
ThrowIfInvalidEventHandler(this.eventInfo);
ThrowIfEventIsStatic(this.eventInfo);
this.eventArgsType = this.eventInfo.EventHandlerType == typeof(EventHandler)
? typeof(EventArgs)
: this.eventInfo.EventHandlerType.GetGenericArguments()[0];
Delegate handler = Delegate.CreateDelegate(
this.eventInfo.EventHandlerType,
this,
GetType().GetMethod("PublicationHandler"));
this.eventInfo.AddEventHandler(publisher, handler);
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matcherTypes">The matcher types.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction, params Type[] matcherTypes)
{
this.topic = topic;
this.handlerRestriction = handlerRestriction;
if (matcherTypes != null && matcherTypes.Length > 0)
{
this.matcherTypes.AddRange(matcherTypes);
}
}
/// <summary>
/// Fires the specified topic directly on the <see cref="IEventBroker"/> without a real publisher.
/// This is useful when temporarily created objects need to fire events.
/// The event is fired globally but can be matched with <see cref="Matchers.ISubscriptionMatcher"/>.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="publisher">The publisher (for event flow and logging).</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="sender">The sender (passed to the event handler).</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
public void Fire(string topic, object publisher, HandlerRestriction handlerRestriction, object sender, EventArgs e)
{
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
eventTopic.Fire(
sender,
e,
new SpontaneousPublication(eventTopic, publisher, e.GetType(), handlerRestriction, new List <IPublicationMatcher>()));
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matcherTypes">The matcher types.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction, params Type[] matcherTypes)
{
this.topic = topic;
this.handlerRestriction = handlerRestriction;
if (matcherTypes != null && matcherTypes.Length > 0)
{
this.matcherTypes.AddRange(matcherTypes);
}
}
/// <summary>
/// Creates a new publication.
/// </summary>
/// <typeparam name="TEventArgs">The type of the event arguments.</typeparam>
/// <param name="eventTopic">The event topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventHandler">The event handler.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The matchers.</param>
/// <returns>A newly created publication</returns>
public virtual IPublication CreatePublication <TEventArgs>(
IEventTopicExecuter eventTopic,
object publisher,
ref EventHandler <TEventArgs> eventHandler,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers) where TEventArgs : EventArgs
{
return(new CodePublication <TEventArgs>(eventTopic, publisher, ref eventHandler, handlerRestriction, publicationMatchers));
}
/// <summary>
/// Creates a new publication
/// </summary>
/// <param name="eventTopic">The event topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventInfo">The event info.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The publication matchers.</param>
/// <returns>A newly created publication</returns>
public virtual IPublication CreatePublication(
IEventTopicExecuter eventTopic,
object publisher,
EventInfo eventInfo,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers)
{
return(new PropertyPublication(eventTopic, publisher, eventInfo, handlerRestriction, publicationMatchers));
}
/// <summary>
/// Creates a new publication.
/// </summary>
/// <param name="eventTopic">The event topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventHandler">The event handler.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The matchers.</param>
/// <returns>A newly created publication</returns>
public virtual IPublication CreatePublication(
IEventTopic eventTopic,
object publisher,
ref EventHandler eventHandler,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers)
{
return(new CodePublication <EventArgs>(eventTopic, publisher, ref eventHandler, handlerRestriction, publicationMatchers));
}
/// <summary>
/// Registers the event as publication.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventName">Name of the event.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
public void RegisterEvent(string topic, object publisher, string eventName, HandlerRestriction handlerRestriction, params IPublicationMatcher[] matchers)
{
if (publisher == null)
{
throw new ArgumentNullException("publisher", "publisher must not be null.");
}
this.eventInspector.ProcessPublisher(topic, publisher, eventName, handlerRestriction, matchers, true, this.eventTopicHost);
}
/// <summary>
/// Adds a publication to the topic.
/// </summary>
/// <typeparam name="TEventArgs">The type of the event arguments of the event handler.</typeparam>
/// <param name="publisher">The object that publishes the event that will fire the topic.</param>
/// <param name="eventHandler">The event handler that will fire the topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
public void AddPublication <TEventArgs>(
object publisher,
ref EventHandler <TEventArgs> eventHandler,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> matchers) where TEventArgs : EventArgs
{
IPublication publication = this.factory.CreatePublication(this, publisher, ref eventHandler, handlerRestriction, matchers);
this.Clean();
this.AddPublication(publication);
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matcherTypes">The matcher types.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction, params Type[] matcherTypes)
{
Ensure.ArgumentNotNullOrEmpty(topic, "topic");
this.topic = topic;
this.handlerRestriction = handlerRestriction;
if (matcherTypes != null && matcherTypes.Length > 0)
{
this.matcherTypes.AddRange(matcherTypes);
}
}
protected Publication(
IEventTopicExecuter topic,
object publisher,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers)
{
this.topic = topic;
this.publisher = new WeakReference(publisher);
this.handlerRestriction = handlerRestriction;
this.publicationMatchers = publicationMatchers;
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matcherTypes">The matcher types.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction, params Type[] matcherTypes)
{
Guard.AgainstNullOrEmpty(nameof(topic), topic);
this.topic = topic;
this.handlerRestriction = handlerRestriction;
if (matcherTypes != null && matcherTypes.Length > 0)
{
this.matcherTypes.AddRange(matcherTypes);
}
}
protected Publication(
IEventTopicExecuter topic,
object publisher,
HandlerRestriction handlerRestriction,
IList<IPublicationMatcher> publicationMatchers)
{
this.topic = topic;
this.publisher = new WeakReference(publisher);
this.handlerRestriction = handlerRestriction;
this.publicationMatchers = publicationMatchers;
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matcherTypes">The matcher types.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction, params Type[] matcherTypes)
{
Ensure.ArgumentNotNullOrEmpty(topic, "topic");
this.topic = topic;
this.handlerRestriction = handlerRestriction;
if (matcherTypes != null && matcherTypes.Length > 0)
{
this.matcherTypes.AddRange(matcherTypes);
}
}
public PropertyPublicationScanResult(
string topic,
EventInfo @event,
HandlerRestriction handlerRestriction,
IEnumerable <Type> publicationMatcherTypes)
{
this.Topic = topic;
this.Event = @event;
this.HandlerRestriction = handlerRestriction;
this.PublicationMatcherTypes = publicationMatcherTypes;
}
public PropertyPublicationScanResult(
string topic,
EventInfo @event,
HandlerRestriction handlerRestriction,
IEnumerable<Type> publicationMatcherTypes)
{
this.Topic = topic;
this.Event = @event;
this.HandlerRestriction = handlerRestriction;
this.PublicationMatcherTypes = publicationMatcherTypes;
}
public CodePublication(
IEventTopicExecuter topic,
object publisher,
ref EventHandler <TEventArgs> eventHandler,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
eventHandler += this.PublicationHandler;
this.eventArgsType = eventHandler.GetType().GetGenericArguments()[0];
}
public CodePublication(
IEventTopicExecuter topic,
object publisher,
ref EventHandler eventHandler,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
eventHandler += this.PublicationHandler;
this.eventArgsType = typeof(EventArgs);
}
/// <summary>
/// Adds a publication to the topic.
/// </summary>
/// <param name="publisher">The object that publishes the event that will fire the topic.</param>
/// <param name="eventInfo">The <see cref="EventInfo"/> of the publisher that registers this event topic.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">Matchers for publication.</param>
public void AddPublication(
object publisher,
EventInfo eventInfo,
HandlerRestriction handlerRestriction,
IList <IPublicationMatcher> matchers)
{
IPublication publication = this.factory.CreatePublication(this, publisher, eventInfo, handlerRestriction, matchers);
this.Clean();
this.ThrowIfRepeatedPublication(publisher, eventInfo.Name);
this.AddPublication(publication);
}
/// <summary>
/// Fires the specified topic directly on the <see cref="IEventBroker"/> without a real publisher.
/// This is useful when temporarily created objects need to fire events.
/// The event is fired globally but can be matched with <see cref="Matchers.ISubscriptionMatcher"/>.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="publisher">The publisher (for event flow and logging).</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="sender">The sender (passed to the event handler).</param>
/// <param name="eventArgs">The <see cref="System.EventArgs"/> instance containing the event data.</param>
public void Fire(string topic, object publisher, HandlerRestriction handlerRestriction, object sender, EventArgs eventArgs)
{
Guard.AgainstNullArgument(nameof(eventArgs), eventArgs);
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
using (var spontaneousPublication = new SpontaneousPublication(eventTopic, publisher, eventArgs.GetType(), handlerRestriction, new List <IPublicationMatcher>()))
{
eventTopic.AddPublication(spontaneousPublication);
eventTopic.Fire(sender, eventArgs, spontaneousPublication);
eventTopic.RemovePublication(publisher, SpontaneousPublication.SpontaneousEventName);
}
}
/// <summary>
/// Fires the specified topic directly on the <see cref="IEventBroker"/> without a real publisher.
/// This is useful when temporarily created objects need to fire events.
/// The event is fired globally but can be matched with <see cref="Matchers.ISubscriptionMatcher"/>.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="publisher">The publisher (for event flow and logging).</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="sender">The sender (passed to the event handler).</param>
/// <param name="eventArgs">The <see cref="System.EventArgs"/> instance containing the event data.</param>
public void Fire(string topic, object publisher, HandlerRestriction handlerRestriction, object sender, EventArgs eventArgs)
{
Ensure.ArgumentNotNull(eventArgs, "eventArgs");
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
using (var spontaneousPublication = new SpontaneousPublication(eventTopic, publisher, eventArgs.GetType(), handlerRestriction, new List <IPublicationMatcher>()))
{
eventTopic.AddPublication(spontaneousPublication);
eventTopic.Fire(sender, eventArgs, spontaneousPublication);
eventTopic.RemovePublication(spontaneousPublication);
}
}
/// <summary>
/// Registers the event as publication.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventName">Name of the event.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
public void AddPublication(string topic, object publisher, string eventName, HandlerRestriction handlerRestriction, params IPublicationMatcher[] matchers)
{
Ensure.ArgumentNotNull(publisher, "publisher");
EventInfo eventInfo = this.eventInspector.ScanPublisherForEvent(publisher, eventName);
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
IPublication publication = this.factory.CreatePublication(
eventTopic,
publisher,
eventInfo,
handlerRestriction,
matchers);
eventTopic.AddPublication(publication);
}
public void FiringEvent_MustAcquireMessageWithMessageFactory()
{
this.SetupManagedEventBroker();
CancelEventArgs cancelEventArgs = new CancelEventArgs(true);
const HandlerRestriction HandlerRestriction = HandlerRestriction.Asynchronous;
const string SimpleTopic = "topic://Simple";
const string SerializedTopic = "SomeData";
var serializer = this.GetSerializer();
var messageFactory = this.GetMessageFactory();
var message = new Mock <IEventFired>();
message.SetupAllProperties();
var eventTopic = new Mock <IEventTopicInfo>();
eventTopic.SetupGet(topic => topic.Uri).Returns(SimpleTopic);
var publication = new Mock <IPublication>();
publication.SetupGet(p => p.HandlerRestriction).Returns(HandlerRestriction);
serializer.Setup(s => s.Serialize(It.IsAny <CancelEventArgs>())).Returns(SerializedTopic);
messageFactory
.Setup(f => f.CreateEventFiredMessage(It.IsAny <Action <IEventFired> >()))
.Callback((Action <IEventFired> initialization) => initialization(message.Object))
.Returns(message.Object);
this.SetupTopicAcceptedByStrategy(eventTopic);
this.testee.FiringEvent(eventTopic.Object, publication.Object, this, cancelEventArgs);
Assert.Equal(HandlerRestriction, message.Object.HandlerRestriction);
Assert.Equal(SimpleTopic, message.Object.Topic);
Assert.Equal(SerializedTopic, message.Object.EventArgs);
Assert.Equal(cancelEventArgs.GetType().AssemblyQualifiedName, message.Object.EventArgsType);
Assert.Equal(this.testee.TestHostedEventBrokerIdentification, message.Object.EventBrokerIdentification);
Assert.Equal(this.distributedEventBrokerIdentification, message.Object.DistributedEventBrokerIdentification);
}
public void HandleMessage_MustRefireEventOnHostedEventBroker()
{
const string ExpectedTopic = "topic://testtopic";
const HandlerRestriction HandlerRestriction = HandlerRestriction.Asynchronous;
CancelEventArgs cancelEventArgs = new CancelEventArgs(true);
var serializer = this.GetSerializer();
var eventFired = new Mock <IEventFired>();
eventFired.SetupAllProperties();
eventFired.Object.EventArgsType = typeof(CancelEventArgs).AssemblyQualifiedName;
eventFired.Object.Topic = ExpectedTopic;
eventFired.Object.HandlerRestriction = HandlerRestriction;
serializer.Setup(s => s.Deserialize(typeof(CancelEventArgs), It.IsAny <string>())).Returns(cancelEventArgs);
this.SetupManagedEventBroker();
this.testee.TestHandleMessage(eventFired.Object);
this.eventBroker.Verify(eb => eb.Fire(ExpectedTopic, this.testee, HandlerRestriction, this.testee, cancelEventArgs));
}
/// <summary>
/// Adds a publication. Use this to register publications by code instead of using attributes.
/// </summary>
/// <typeparam name="TEventArgs">The type of the event arguments.</typeparam>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="publishedEvent">The published event.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
public void AddPublication <TEventArgs>(string topic, object publisher, ref EventHandler <TEventArgs> publishedEvent, HandlerRestriction handlerRestriction, params IPublicationMatcher[] matchers) where TEventArgs : EventArgs
{
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
eventTopic.AddPublication(
publisher,
ref publishedEvent,
handlerRestriction,
matchers);
}
/// <summary>
/// Adds a publication. Use this to register publications by code instead of using attributes.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="publishedEvent">The published event of the <paramref name="publisher"/>.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
public void AddPublication(string topic, object publisher, ref EventHandler publishedEvent, HandlerRestriction handlerRestriction, params IPublicationMatcher[] matchers)
{
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
IPublication publication = this.factory.CreatePublication(eventTopic, publisher, ref publishedEvent, handlerRestriction, matchers);
eventTopic.AddPublication(publication);
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction)
: this(topic, handlerRestriction, null)
{
}
public SpontaneousPublication(IEventTopicExecuter topic, object publisher, Type eventArgsType, HandlerRestriction handlerRestriction, IList<IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
this.eventArgsType = eventArgsType;
}
/// <summary>
/// Initializes a new instance of the <see cref="EventPublicationAttribute"/> class.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
public EventPublicationAttribute(string topic, HandlerRestriction handlerRestriction)
: this(topic, handlerRestriction, null)
{
}
/// <summary>
/// Fires the specified topic directly on the <see cref="IEventBroker"/> without a real publisher.
/// This is useful when temporarily created objects need to fire events.
/// The event is fired globally but can be matched with <see cref="Matchers.ISubscriptionMatcher"/>.
/// </summary>
/// <param name="topic">The topic URI.</param>
/// <param name="publisher">The publisher (for event flow and logging).</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="sender">The sender (passed to the event handler).</param>
/// <param name="eventArgs">The <see cref="System.EventArgs"/> instance containing the event data.</param>
public void Fire(string topic, object publisher, HandlerRestriction handlerRestriction, object sender, EventArgs eventArgs)
{
Ensure.ArgumentNotNull(eventArgs, "eventArgs");
IEventTopic eventTopic = this.eventTopicHost.GetEventTopic(topic);
using (var spontaneousPublication = new SpontaneousPublication(eventTopic, publisher, eventArgs.GetType(), handlerRestriction, new List<IPublicationMatcher>()))
{
eventTopic.AddPublication(spontaneousPublication);
eventTopic.Fire(sender, eventArgs, spontaneousPublication);
eventTopic.RemovePublication(publisher, SpontaneousPublication.SpontaneousEventName);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SpontaneousPublication"/> class.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventArgsType">Type of the event args.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="publicationMatchers">The publication matchers.</param>
public SpontaneousPublication(IEventTopic topic, object publisher, Type eventArgsType, HandlerRestriction handlerRestriction, IList <IPublicationMatcher> publicationMatchers) :
base(topic, publisher, handlerRestriction, publicationMatchers)
{
this.eventArgsType = eventArgsType;
}
/// <summary>
/// Processes the publisher.
/// </summary>
/// <param name="topic">The topic.</param>
/// <param name="publisher">The publisher.</param>
/// <param name="eventName">Name of the event.</param>
/// <param name="handlerRestriction">The handler restriction.</param>
/// <param name="matchers">The matchers.</param>
/// <param name="register">true to register publications, false to unregister them.</param>
/// <param name="eventTopicHost">The event topic host.</param>
public void ProcessPublisher(string topic, object publisher, string eventName, HandlerRestriction handlerRestriction, IList <IPublicationMatcher> matchers, bool register, IEventTopicHost eventTopicHost)
{
EventInfo eventInfo = publisher.GetType().GetEvent(eventName);
if (eventInfo == null)
{
throw new PublisherEventNotFoundException(publisher.GetType(), eventName);
}
IEventTopic eventTopic = eventTopicHost.GetEventTopic(topic);
if (register)
{
eventTopic.AddPublication(publisher, eventInfo, handlerRestriction, matchers);
}
else
{
eventTopic.RemovePublication(publisher, eventInfo);
}
}