import java.util.Collections;
import java.util.Set;
import javax.annotation.Nonnull;
+import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
import org.opendaylight.netconf.notifications.BaseNotificationPublisherRegistration;
+import org.opendaylight.netconf.notifications.NetconfNotificationCollector;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfState;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.netconf.state.Capabilities;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChangeBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.changed.by.parms.ChangedByBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.changed.by.parms.changed.by.server.or.user.ServerBuilder;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
* Listens on capabilities changes in data store and publishes them to base
* netconf notification stream listener.
*/
-final class CapabilityChangeNotificationProducer extends OperationalDatastoreListener<Capabilities> {
+public final class CapabilityChangeNotificationProducer extends OperationalDatastoreListener<Capabilities>
+ implements AutoCloseable {
private static final InstanceIdentifier<Capabilities> CAPABILITIES_INSTANCE_IDENTIFIER =
InstanceIdentifier.create(NetconfState.class).child(Capabilities.class);
+ private static final Logger LOG = LoggerFactory.getLogger(CapabilityChangeNotificationProducer.class);
+
private final BaseNotificationPublisherRegistration baseNotificationPublisherRegistration;
+ private final ListenerRegistration capabilityChangeListenerRegistration;
- public CapabilityChangeNotificationProducer(BaseNotificationPublisherRegistration baseNotificationPublisherRegistration) {
+ public CapabilityChangeNotificationProducer(final NetconfNotificationCollector netconfNotificationCollector,
+ final DataBroker dataBroker) {
super(CAPABILITIES_INSTANCE_IDENTIFIER);
- this.baseNotificationPublisherRegistration = baseNotificationPublisherRegistration;
+ this.baseNotificationPublisherRegistration = netconfNotificationCollector.registerBaseNotificationPublisher();
+ this.capabilityChangeListenerRegistration = registerOnChanges(dataBroker);
}
@Override
case WRITE: {
final Capabilities dataAfter = rootNode.getDataAfter();
final Capabilities dataBefore = rootNode.getDataBefore();
- final Set<Uri> before = dataBefore != null ? ImmutableSet.copyOf(dataBefore.getCapability()) : Collections.emptySet();
- final Set<Uri> after = dataAfter != null ? ImmutableSet.copyOf(dataAfter.getCapability()) : Collections.emptySet();
+ final Set<Uri> before = dataBefore != null ? ImmutableSet.copyOf(dataBefore.getCapability()) :
+ Collections.emptySet();
+ final Set<Uri> after = dataAfter != null ? ImmutableSet.copyOf(dataAfter.getCapability()) :
+ Collections.emptySet();
final Set<Uri> added = Sets.difference(after, before);
final Set<Uri> removed = Sets.difference(before, after);
publishNotification(added, removed);
}
break;
}
+ default:
+ LOG.debug("Received intentionally unhandled type: {}.", modificationType);
}
}
private void publishNotification(Set<Uri> added, Set<Uri> removed) {
final NetconfCapabilityChangeBuilder netconfCapabilityChangeBuilder = new NetconfCapabilityChangeBuilder();
- netconfCapabilityChangeBuilder.setChangedBy(new ChangedByBuilder().setServerOrUser(new ServerBuilder().setServer(true).build()).build());
+ netconfCapabilityChangeBuilder.setChangedBy(new ChangedByBuilder().setServerOrUser(new ServerBuilder()
+ .setServer(true).build()).build());
netconfCapabilityChangeBuilder.setAddedCapability(ImmutableList.copyOf(added));
netconfCapabilityChangeBuilder.setDeletedCapability(ImmutableList.copyOf(removed));
// TODO modified should be computed ... but why ?
- netconfCapabilityChangeBuilder.setModifiedCapability(Collections.<Uri>emptyList());
+ netconfCapabilityChangeBuilder.setModifiedCapability(Collections.emptyList());
baseNotificationPublisherRegistration.onCapabilityChanged(netconfCapabilityChangeBuilder.build());
}
+
+ /**
+ * Invoked by blueprint.
+ */
+ public void close() {
+ if (baseNotificationPublisherRegistration != null) {
+ baseNotificationPublisherRegistration.close();
+ }
+ if (capabilityChangeListenerRegistration != null) {
+ capabilityChangeListenerRegistration.close();
+ }
+ }
}