-public class DataChangeListener extends UntypedActor {
- @Override public void onReceive(Object message) throws Exception {
- throw new UnsupportedOperationException("onReceive");
+import com.google.common.base.Preconditions;
+
+import org.opendaylight.controller.cluster.datastore.messages.DataChanged;
+import org.opendaylight.controller.cluster.datastore.messages.DataChangedReply;
+import org.opendaylight.controller.cluster.datastore.messages.EnableNotification;
+import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
+import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+public class DataChangeListener extends AbstractUntypedActor {
+ private final AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> listener;
+ private volatile boolean notificationsEnabled = false;
+
+ public DataChangeListener(AsyncDataChangeListener<YangInstanceIdentifier,
+ NormalizedNode<?, ?>> listener) {
+ this.listener = Preconditions.checkNotNull(listener, "listener should not be null");
+ }
+
+ @Override public void handleReceive(Object message) throws Exception {
+ if(message instanceof DataChanged){
+ dataChanged(message);
+ } else if(message instanceof EnableNotification){
+ enableNotification((EnableNotification) message);
+ }
+ }
+
+ private void enableNotification(EnableNotification message) {
+ notificationsEnabled = message.isEnabled();