import org.opendaylight.controller.md.sal.dom.api.DOMNotification;
import org.opendaylight.controller.md.sal.dom.api.DOMNotificationListener;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
* A single notification event in the disruptor ringbuffer. These objects are reused,
* so they do have mutable state.
*/
final class DOMNotificationRouterEvent {
+ private static final Logger LOG = LoggerFactory.getLogger(DOMNotificationRouterEvent.class);
public static final EventFactory<DOMNotificationRouterEvent> FACTORY = new EventFactory<DOMNotificationRouterEvent>() {
@Override
public DOMNotificationRouterEvent newInstance() {
}
void deliverNotification() {
+ LOG.trace("Start delivery of notification {}", notification);
for (ListenerRegistration<? extends DOMNotificationListener> r : subscribers) {
- final DOMNotificationListener l = r.getInstance();
- if (l != null) {
- l.onNotification(notification);
+ final DOMNotificationListener listener = r.getInstance();
+ if (listener != null) {
+ try {
+ LOG.trace("Notifying listener {}", listener);
+ listener.onNotification(notification);
+ LOG.trace("Listener notification completed");
+ } catch (Exception e) {
+ LOG.error("Delivery of notification {} caused an error in listener {}", notification, listener, e);
+ }
}
}
+ LOG.trace("Delivery completed");
}
void setFuture() {
future.set(null);
+ notification = null;
+ subscribers = null;
+ future = null;
}
-
}
\ No newline at end of file