@Override
public void activate() throws Exception {
JbiNotificationBroker broker = ((WSNLifeCycle) serviceUnit.getComponent().getLifeCycle())
.getNotificationBroker();
response = broker.handleSubscribe(request, this);
}
@Override
public void deactivate() throws Exception {
JbiNotificationBroker broker = ((WSNLifeCycle) serviceUnit.getComponent().getLifeCycle())