*/
package org.opendaylight.netconf.messagebus.eventsources.netconf;
-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.FluentFuture;
import java.util.ArrayList;
-import java.util.Date;
import java.util.List;
+import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
-import org.opendaylight.controller.md.sal.dom.api.DOMMountPoint;
-import org.opendaylight.controller.md.sal.dom.api.DOMNotificationService;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcException;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
+import java.util.concurrent.ExecutionException;
+import org.opendaylight.mdsal.dom.api.DOMNotificationListener;
+import org.opendaylight.mdsal.dom.api.DOMRpcResult;
import org.opendaylight.yang.gen.v1.urn.cisco.params.xml.ns.yang.messagebus.eventaggregator.rev141202.TopicId;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.CreateSubscriptionInput;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.streams.Stream;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
-import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
-import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
-import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
- * Topic registration for notification stream.
+ * Topic registration for notification with specified namespace from stream.
*/
-public class StreamNotificationTopicRegistration extends NotificationTopicRegistration {
+class StreamNotificationTopicRegistration extends NotificationTopicRegistration {
private static final Logger LOG = LoggerFactory.getLogger(StreamNotificationTopicRegistration.class);
- private static final NodeIdentifier STREAM_QNAME = NodeIdentifier.create(
- QName.create(CreateSubscriptionInput.QNAME, "stream"));
- private static final SchemaPath CREATE_SUBSCRIPTION = SchemaPath
- .create(true, QName.create(CreateSubscriptionInput.QNAME, "create-subscription"));
- private static final NodeIdentifier START_TIME_SUBSCRIPTION = NodeIdentifier.create(
- QName.create(CreateSubscriptionInput.QNAME, "startTime"));
- private static final NodeIdentifier CREATE_SUBSCRIPTION_INPUT = NodeIdentifier.create(
- CreateSubscriptionInput.QNAME);
-
- final private DOMMountPoint domMountPoint;
- final private String nodeId;
- final private NetconfEventSource netconfEventSource;
- final private Stream stream;
- private Date lastEventTime;
-
- private ConcurrentHashMap<SchemaPath, ListenerRegistration<NetconfEventSource>> notificationRegistrationMap = new ConcurrentHashMap<>();
- private ConcurrentHashMap<SchemaPath, ArrayList<TopicId>> notificationTopicMap = new ConcurrentHashMap<>();
+
+ private final String nodeId;
+ private final NetconfEventSource netconfEventSource;
+ private final NetconfEventSourceMount mountPoint;
+ private final ConcurrentHashMap<SchemaPath, ListenerRegistration<DOMNotificationListener>>
+ notificationRegistrationMap = new ConcurrentHashMap<>();
+ private final Stream stream;
/**
* Creates registration to notification stream.
- * @param stream stream
+ *
+ * @param stream stream
* @param notificationPrefix notifications namespace
* @param netconfEventSource event source
*/
- public StreamNotificationTopicRegistration(final Stream stream, final String notificationPrefix,
- NetconfEventSource netconfEventSource) {
+ StreamNotificationTopicRegistration(final Stream stream, final String notificationPrefix,
+ final NetconfEventSource netconfEventSource) {
super(NotificationSourceType.NetconfDeviceStream, stream.getName().getValue(), notificationPrefix);
- this.domMountPoint = netconfEventSource.getDOMMountPoint();
- this.nodeId = netconfEventSource.getNode().getNodeId().getValue().toString();
this.netconfEventSource = netconfEventSource;
+ this.mountPoint = netconfEventSource.getMount();
+ this.nodeId = mountPoint.getNode().getNodeId().getValue();
this.stream = stream;
- this.lastEventTime = null;
- setReplaySupported(this.stream.isReplaySupport());
+ setReplaySupported(stream.isReplaySupport());
setActive(false);
LOG.info("StreamNotificationTopicRegistration initialized for {}", getStreamName());
}
/**
* Subscribes to notification stream associated with this registration.
*/
+ @Override
void activateNotificationSource() {
- if (isActive() == false) {
+ if (!isActive()) {
LOG.info("Stream {} is not active on node {}. Will subscribe.", this.getStreamName(), this.nodeId);
- final ContainerNode input = Builders.containerBuilder()
- .withNodeIdentifier(CREATE_SUBSCRIPTION_INPUT)
- .withChild(ImmutableNodes.leafNode(STREAM_QNAME, this.getStreamName())).build();
- CheckedFuture<DOMRpcResult, DOMRpcException> csFuture = domMountPoint.getService(DOMRpcService.class).get()
- .invokeRpc(CREATE_SUBSCRIPTION, input);
+ final FluentFuture<DOMRpcResult> result = mountPoint.invokeCreateSubscription(stream);
try {
- csFuture.checkedGet();
+ result.get();
setActive(true);
- } catch (DOMRpcException e) {
- LOG.warn("Can not subscribe stream {} on node {}", this.getSourceName(), this.nodeId);
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.warn("Can not subscribe stream {} on node {}", this.getSourceName(), this.nodeId, e);
setActive(false);
- return;
}
} else {
LOG.info("Stream {} is now active on node {}", this.getStreamName(), this.nodeId);
}
/**
- * Subscribes to notification stream associated with this registration. If replay is supported, notifications from last
+ * Subscribes to notification stream associated with this registration. If replay is supported, notifications
+ * from last
* received event time will be requested.
*/
+ @Override
void reActivateNotificationSource() {
if (isActive()) {
LOG.info("Stream {} is reactivating on node {}.", this.getStreamName(), this.nodeId);
- DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> inputBuilder = Builders.containerBuilder()
- .withNodeIdentifier(CREATE_SUBSCRIPTION_INPUT)
- .withChild(ImmutableNodes.leafNode(STREAM_QNAME, this.getStreamName()));
- if (isReplaySupported() && this.getLastEventTime() != null) {
- inputBuilder.withChild(ImmutableNodes.leafNode(START_TIME_SUBSCRIPTION, this.getLastEventTime()));
- }
- final ContainerNode input = inputBuilder.build();
- CheckedFuture<DOMRpcResult, DOMRpcException> csFuture = domMountPoint.getService(DOMRpcService.class).get()
- .invokeRpc(CREATE_SUBSCRIPTION, input);
+ final FluentFuture<DOMRpcResult> result = mountPoint.invokeCreateSubscription(stream, getLastEventTime());
try {
- csFuture.checkedGet();
+ result.get();
setActive(true);
- } catch (DOMRpcException e) {
- LOG.warn("Can not resubscribe stream {} on node {}", this.getSourceName(), this.nodeId);
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.warn("Can not resubscribe stream {} on node {}", this.getSourceName(), this.nodeId, e);
setActive(false);
- return;
}
}
}
- @Override void deActivateNotificationSource() {
+ @Override
+ void deActivateNotificationSource() {
// no operations need
}
private void closeStream() {
if (isActive()) {
- for (ListenerRegistration<NetconfEventSource> reg : notificationRegistrationMap.values()) {
+ for (ListenerRegistration<DOMNotificationListener> reg : notificationRegistrationMap.values()) {
reg.close();
}
notificationRegistrationMap.clear();
return getSourceName();
}
- @Override ArrayList<TopicId> getNotificationTopicIds(SchemaPath notificationPath) {
- return notificationTopicMap.get(notificationPath);
- }
-
- @Override boolean registerNotificationTopic(SchemaPath notificationPath, TopicId topicId) {
-
- if (checkNotificationPath(notificationPath) == false) {
+ @Override
+ boolean registerNotificationTopic(final SchemaPath notificationPath, final TopicId topicId) {
+ if (!checkNotificationPath(notificationPath)) {
LOG.debug("Bad SchemaPath for notification try to register");
return false;
}
- final Optional<DOMNotificationService> notifyService = domMountPoint.getService(DOMNotificationService.class);
- if (notifyService.isPresent() == false) {
- LOG.debug("DOMNotificationService is not present");
- return false;
- }
-
activateNotificationSource();
- if (isActive() == false) {
+ if (!isActive()) {
LOG.warn("Stream {} is not active, listener for notification {} is not registered.", getStreamName(),
- notificationPath.toString());
+ notificationPath.toString());
return false;
}
- ListenerRegistration<NetconfEventSource> registration = notifyService.get()
- .registerNotificationListener(this.netconfEventSource, notificationPath);
+ ListenerRegistration<DOMNotificationListener> registration =
+ mountPoint.registerNotificationListener(netconfEventSource, notificationPath);
notificationRegistrationMap.put(notificationPath, registration);
- ArrayList<TopicId> topicIds = getNotificationTopicIds(notificationPath);
- if (topicIds == null) {
- topicIds = new ArrayList<>();
- topicIds.add(topicId);
- } else {
- if (topicIds.contains(topicId) == false) {
- topicIds.add(topicId);
- }
- }
+ Set<TopicId> topicIds = getTopicsForNotification(notificationPath);
+ topicIds.add(topicId);
notificationTopicMap.put(notificationPath, topicIds);
return true;
}
- @Override synchronized void unRegisterNotificationTopic(TopicId topicId) {
+ @Override
+ synchronized void unRegisterNotificationTopic(final TopicId topicId) {
List<SchemaPath> notificationPathToRemove = new ArrayList<>();
for (SchemaPath notifKey : notificationTopicMap.keySet()) {
- ArrayList<TopicId> topicList = notificationTopicMap.get(notifKey);
+ Set<TopicId> topicList = notificationTopicMap.get(notifKey);
if (topicList != null) {
topicList.remove(topicId);
if (topicList.isEmpty()) {
}
for (SchemaPath notifKey : notificationPathToRemove) {
notificationTopicMap.remove(notifKey);
- ListenerRegistration<NetconfEventSource> reg = notificationRegistrationMap.remove(notifKey);
+ ListenerRegistration<DOMNotificationListener> reg = notificationRegistrationMap.remove(notifKey);
if (reg != null) {
reg.close();
}
}
}
- Optional<Date> getLastEventTime() {
- return Optional.fromNullable(lastEventTime);
- }
-
- void setLastEventTime(Date lastEventTime) {
- this.lastEventTime = lastEventTime;
- }
-
- @Override public void close() throws Exception {
+ @Override
+ public void close() {
closeStream();
}