public void Associate(SubscriptionHandle first, SubscriptionHandle second)
{
if (SubscriptionCallBackHandle.Contains(first) && SubscriptionCallBackHandle.Contains(second))
{
Interlocked.Increment(ref NumAssociationsReceived);
}
}
public void Callback(int id, SubscriptionHandle handle)
{
if (i % 2 == 0)
{
list.Add(handle);
}
i++;
}
private void Callback(string s, SubscriptionHandle handle)
{
NewDataHandle.Add(handle);
rec = (string)s;
if (rec == "hello")
{
numEventsReceived++;
}
}
public void SelfEquals()
{
SubscriptionHandle h = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
Assert.AreEqual(h, h);
// ReSharper disable EqualExpressionComparison
Assert.IsTrue(h == h);
// ReSharper restore EqualExpressionComparison
}
public void CastedRemoteAreNotEqual()
{
SubscriptionHandle h = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
SubscriptionHandle h2 = new RemoteSubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3, PublisherNodeID = 15
};
Assert.AreNotEqual(h, h2);
Assert.IsFalse(h == h2);
}
public void EqualsSameValues()
{
SubscriptionHandle h = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
SubscriptionHandle h2 = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
Assert.AreEqual(h, h2);
Assert.IsTrue(h == h2);
}
public void DifferentValues()
{
SubscriptionHandle h = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
SubscriptionHandle h2 = new SubscriptionHandle {
EventID = 3, SubscriberId = 2, PublisherId = 3
};
Assert.AreNotEqual(h, h2);
Assert.IsFalse(h == h2);
}
/// <summary>
/// Unsubscribes the <paramref name="subscriberInstance" /> by SubscriptionHandle <paramref name="handle" />
/// </summary>
/// <param name="subscriberInstance">The instance of a subscriber to be unsubscribed</param>
/// <param name="handle"> The SubscriptionHandle by which subscriptions should be removed </param>
/// <exception cref="System.ArgumentException">subscriberInstance must be a valid subscriber</exception>
public static void From(object subscriberInstance, SubscriptionHandle handle)
{
_log.DebugFormat("Unsubscribing {0} from handle {1}", EllaModel.Instance.GetSubscriberId(subscriberInstance), handle);
if (!Is.Subscriber(subscriberInstance.GetType()))
{
_log.ErrorFormat("Cannot unsubscribe. {0} is not a valid subscriber", subscriberInstance.GetType().ToString());
throw new ArgumentException("subscriberInstance must be a valid subscriber");
}
SubscriptionController.PerformUnsubscribe(s => s.Handle == handle);
}
public void RemoteAndLocalAreNotEqual()
{
SubscriptionHandle h = new SubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3
};
RemoteSubscriptionHandle h2 = new RemoteSubscriptionHandle {
EventID = 1, SubscriberId = 2, PublisherId = 3, PublisherNodeID = 15, SubscriptionReference = 1, SubscriberNodeID = 1
};
Assert.AreNotEqual(h, h2);
Assert.IsFalse(h.Equals(h2));
Assert.IsFalse(h == h2);
}
/// <summary>
/// Sends the specified <paramref name="message" /> to the publisher identified by handle <paramref name="to" />.<br />
/// This is used by subscribers to send messages directly to a certain publisher of an event.<br />
/// However, it is not guaranteed, that the publisher is a) subscribed to application messages and b) can interpret this specific message type
/// </summary>
/// <param name="message">The message.</param>
/// <param name="to">The receiver identified by a subscription handle</param>
/// <param name="sender">The sender instance.</param>
public static bool Message(ApplicationMessage message, SubscriptionHandle to, object sender)
{
//TODO check if sender is subscriber
_log.DebugFormat("New application message from {0} to {1}", message.Sender, to);
message.Handle = to;
/*Check if subscription is remote or local
* if local: pass it to local module
* if remote: serialize, wrap in Message, send
*/
if (to is RemoteSubscriptionHandle)
{
_log.Debug("Sending message to remote receiver");
int nodeId = EllaConfiguration.Instance.NodeId;
RemoteSubscriptionHandle h = (RemoteSubscriptionHandle)to;
if (h.PublisherNodeID == nodeId)
{
message.Sender = EllaModel.Instance.GetPublisherId(sender);
}
else if (h.SubscriberNodeID == nodeId)
{
message.Sender = EllaModel.Instance.GetSubscriberId(sender);
}
return(Networking.SendApplicationMessage(message, to as RemoteSubscriptionHandle));
}
else
{
int publisherId = EllaModel.Instance.GetPublisherId(sender);
int subscriberId = EllaModel.Instance.GetSubscriberId(sender);
bool senderIsPublisher = false;
_log.Debug("Delivering message locally");
//publisher sends msg to subscriber
if (to.PublisherId == publisherId)
{
message.Sender = publisherId;
senderIsPublisher = true;
}
//subscriber sends msg to publisher
else if (to.SubscriberId == subscriberId)
{
message.Sender = subscriberId;
}
return(DeliverApplicationMessage(message, senderIsPublisher));
}
}
/// <summary>
/// This method associates two events published by one publisher to indicate that those events have a semantic connection.<br />
/// This method does not regard the order of the events (i.e. exchanging <paramref name="firstEventId"/> and <paramref name="secondEventId"/> yields no different results
/// </summary>
/// <param name="firstEventId">The id of the first event</param>
/// <param name="secondEventId">The id of the second event</param>
/// <param name="publisher">The publisher.</param>
public static void Events(int firstEventId, int secondEventId, object publisher)
{
if (Is.Publisher(publisher.GetType()))
{
EventHandle first = new EventHandle()
{
EventId = firstEventId,
PublisherId = EllaModel.Instance.GetPublisherId(publisher),
PublisherNodeId = EllaConfiguration.Instance.NodeId
};
EventHandle second = new EventHandle()
{
EventId = secondEventId,
PublisherId = first.PublisherId,
PublisherNodeId = EllaConfiguration.Instance.NodeId
};
EllaModel.Instance.AddEventCorrelation(first, second);
foreach (var result in EllaModel.Instance.FilterSubscriptions(s => true).GroupBy(s => s.Subscriber).Where(g => g.Any(g1 => Equals(g1.Handle.EventHandle, first)) && g.Any(g2 => Equals(g2.Handle.EventHandle, second))).Select(g => new { Object = g.Key, Method = ReflectionUtils.GetAttributedMethod(g.Key.GetType(), typeof(AssociateAttribute)) }))
{
if (result.Method != null)
{
if (result.Method.GetParameters().Count() != 2 || result.Method.GetParameters().Any(p => p.ParameterType != typeof(SubscriptionHandle)))
{
throw new IllegalAttributeUsageException(String.Format("Method {0} attributed as Associate has invalid parameters (count or type)", result.Method));
}
SubscriptionHandle handle1 = new SubscriptionHandle()
{
EventHandle = first
};
SubscriptionHandle handle2 = new SubscriptionHandle()
{
EventHandle = second
};
result.Method.Invoke(result.Object, new object[] { handle1, handle2 });
result.Method.Invoke(result.Object, new object[] { handle2, handle1 });
}
}
}
}
public void Callback(int id, SubscriptionHandle h)
{
callback++;
_handle = h;
}
/// <summary>
/// This method associates an event consumed by a publisher and an event published by it<br />
/// This is used to indicate that the event published by the <paramref name="publisher"/> is based on (or otherwise related to) the data consumed in the <paramref name="incoming"/> event
/// </summary>
/// <param name="incoming">The incoming.</param>
/// <param name="outgoingEventId">The outgoing ID.</param>
/// <param name="publisher">The publisher.</param>
public static void Events(SubscriptionHandle incoming, int outgoingEventId, object publisher)
{
}
/// <summary>
/// Equalses the specified other.
/// </summary>
/// <param name="other">The other.</param>
/// <returns></returns>
protected bool Equals(SubscriptionHandle other)
{
return(GetHashCode() == other.GetHashCode());
}
private void SubscriptionCallback(Type arg1, SubscriptionHandle arg2)
{
h = arg2;
SubscriptionCallBackHandle.Add(arg2);
}
public void HandleEqualsNull()
{
SubscriptionHandle handle = null;
Assert.IsTrue(handle == null);
}
private void BoolCallback(bool t, SubscriptionHandle h)
{
NewDataHandle.Add(h);
numEventsReceived++;
}
