Unsubscribing a Durable Subscription for a Remote Subscriber

Figure 15-25 Use Case Diagram: Publish-Subscribe - Unsubscribe a Durable Subscription for a Remote Subscriber

Text description of the illustration adq15jps2.gif

To refer to the table of all basic operations having to do with the Operational Interface see: "Use Case Model: Operational Interface -- Basic Operations"

Purpose

Unsubscribe a durable subscription for a remote subscriber.

Usage Notes

Not applicable.

Syntax

• Java (JDBC): Oracle9i Supplied Java Packages Reference,oracle.jms, AQjmsSession.unsubscribe

Example

TopicConnectionFactory    tc_fact   = null;
TopicConnection           t_conn    = null;
TopicSession              t_sess    = null;  
TopicSession              jms_sess;
Topic                     shipped_orders;
int                       myport = 5521;
AQjmsAgent                remoteAgent;
  
/* create connection and session */
tc_fact = AQjmsFactory.getTopicConnectionFactory("MYHOSTNAME",
                                                  "MYSID", myport, "oci8");
t_conn = tc_fact.createTopicConnection("jmstopic", "jmstopic");
jms_sess = t_conn.createTopicSession(true, Session.CLIENT_ACKNOWLEDGE);    
  
shipped_orders = ((AQjmsSession )jms_sess).getTopic("OE", "Shipped_Orders_
Topic");

remoteAgent = new AQjmsAgent("WS", "WS.Shipped_Orders_Topic", null);

/* unsubscribe the remote agent from shipped_orders */
((AQjmsSession)jms_sess).unsubscribe(shipped_orders, remoteAgent);