* It removes all subscriptions done on this topic
*/
public void shutdown() throws XmlBlasterException {
if (log.isLoggable(Level.FINER)) log.finer("shutdown");
SubscriptionInfo[] subs = this.serverScope.getTopicAccessor().getSubscriptionInfoArrDirtyRead(this.topicId);
for (int i=0; i < subs.length; i++) subscriptionRemove(new SubscriptionEvent(subs[i]));
this.isReady = false;
}