Subscribing to user state using Sun Diameter Sh API.

Here is a code snippet that shows how to subscribe to a user state using Sun Diameter Sh API . The Notifications from the Home subscriber server(HSS) can be received by a Message Driver Bean(MDB). The code snippet of the MDB is also shown below.

The below Admin console snaps of Sailfin 2.0 show Home Subscriber server (pone) configured with Connector Pool(openims_pool) and Connector resource (openims)

PeerConfiguration
Connector Pool and Resource configuration

Here are simple steps :
1.Using Sailfin 2.0 Admin console(Sailfin 2.0 also supports cli commands)
a)Create a Diameter application
b)Create a Diameter Peer ---- Diameter Peer screen also allows you to configure connector pool and resource.
2.Write a SIP Servlet with code snippet shown above
3.Write a MDB as shown above
4.Deploy the sar and jar and you should be done.

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