*/
package org.opendaylight.controller.md.statistics.manager;
+import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent;
+import org.opendaylight.controller.sal.binding.api.data.DataBrokerService;
import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetAllGroupStatisticsInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupStatistics;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupStatisticsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.Group;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.GroupBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.GroupKey;
+import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.ListenableFuture;
-final class GroupStatsTracker extends AbstractStatsTracker<GroupStats, GroupStats> {
+final class GroupStatsTracker extends AbstractListeningStatsTracker<GroupStats, GroupStats> {
+ private static final Logger logger = LoggerFactory.getLogger(GroupStatsTracker.class);
private final OpendaylightGroupStatisticsService groupStatsService;
- GroupStatsTracker(OpendaylightGroupStatisticsService groupStatsService, FlowCapableContext context, long lifetimeNanos) {
- super(context, lifetimeNanos);
+ GroupStatsTracker(OpendaylightGroupStatisticsService groupStatsService, FlowCapableContext context) {
+ super(context);
this.groupStatsService = Preconditions.checkNotNull(groupStatsService);
}
return item;
}
- public ListenableFuture<TransactionId> request() {
+ @Override
+ protected InstanceIdentifier<?> listenPath() {
+ return getNodeIdentifierBuilder().augmentation(FlowCapableNode.class).child(Group.class).build();
+ }
+
+ @Override
+ protected String statName() {
+ return "Group";
+ }
+
+ @Override
+ public void request() {
final GetAllGroupStatisticsInputBuilder input = new GetAllGroupStatisticsInputBuilder();
input.setNode(getNodeRef());
- return requestHelper(groupStatsService.getAllGroupStatistics(input.build()));
+ requestHelper(groupStatsService.getAllGroupStatistics(input.build()));
+ }
+
+ @Override
+ public void onDataChanged(DataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
+ final DataModificationTransaction trans = startTransaction();
+ for (InstanceIdentifier<?> key : change.getRemovedConfigurationData()) {
+ if (Group.class.equals(key.getTargetType())) {
+ @SuppressWarnings("unchecked")
+ InstanceIdentifier<Group> group = (InstanceIdentifier<Group>)key;
+ InstanceIdentifier<?> del = group.augmentation(NodeGroupStatistics.class);
+ logger.debug("Key {} triggered remove of augmentation {}", key, del);
+
+ trans.removeOperationalData(del);
+ }
+ }
+ trans.commit();
+ }
+
+ @Override
+ public void start(final DataBrokerService dbs) {
+ if (groupStatsService == null) {
+ logger.debug("No Group Statistics service, not subscribing to groups on node {}", getNodeIdentifier());
+ return;
+ }
+
+ super.start(dbs);
}
}