Detecting Client Death in WCF Duplex Contracts

Question

I\'m trying to build a SOA where clients can perform long running queries on the server and the server responds using a callback.

I\'d like to be able to detect if t

Answer 1

try this to check if the callback object is still valid:

(((ICommunicationObject)myCallbackObject).State == CommunicationState.Opened)

myCallbackObject in this case is the object through which you can perform the callback, i.e. the one implementing the callback contract