*/
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.GetGroupDescriptionInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupDescStats;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupDescStatsBuilder;
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 GroupDescStatsTracker extends AbstractStatsTracker<GroupDescStats, GroupDescStats> {
+final class GroupDescStatsTracker extends AbstractListeningStatsTracker<GroupDescStats, GroupDescStats> {
+ private static final Logger logger = LoggerFactory.getLogger(GroupDescStatsTracker.class);
private final OpendaylightGroupStatisticsService groupStatsService;
- public GroupDescStatsTracker(OpendaylightGroupStatisticsService groupStatsService, final FlowCapableContext context, final long lifetimeNanos) {
- super(context, lifetimeNanos);
- this.groupStatsService = Preconditions.checkNotNull(groupStatsService);
+ public GroupDescStatsTracker(OpendaylightGroupStatisticsService groupStatsService, final FlowCapableContext context) {
+ super(context);
+ this.groupStatsService = groupStatsService;
}
@Override
trans.removeOperationalData(groupRef);
}
- public ListenableFuture<TransactionId> request() {
- final GetGroupDescriptionInputBuilder input = new GetGroupDescriptionInputBuilder();
- input.setNode(getNodeRef());
+ @Override
+ protected InstanceIdentifier<?> listenPath() {
+ return getNodeIdentifierBuilder().augmentation(FlowCapableNode.class).child(Group.class).build();
+ }
+
+ @Override
+ protected String statName() {
+ return "Group Descriptor";
+ }
+
+ @Override
+ public void request() {
+ if (groupStatsService != null) {
+ final GetGroupDescriptionInputBuilder input = new GetGroupDescriptionInputBuilder();
+ input.setNode(getNodeRef());
+
+ requestHelper(groupStatsService.getGroupDescription(input.build()));
+ }
+ }
+
+ @Override
+ public void onDataChanged(DataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
+ for (InstanceIdentifier<?> key : change.getCreatedConfigurationData().keySet()) {
+ if (Group.class.equals(key.getTargetType())) {
+ logger.debug("Key {} triggered request", key);
+ request();
+ } else {
+ logger.debug("Ignoring key {}", key);
+ }
+ }
+
+ 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 = InstanceIdentifier.builder(group).augmentation(NodeGroupDescStats.class).toInstance();
+ 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;
+ }
- return requestHelper(groupStatsService.getGroupDescription(input.build()));
+ super.start(dbs);
}
}