*/
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.inventory.rev130819.meters.Meter;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.meters.MeterBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.meters.MeterKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetAllMeterConfigStatisticsInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterConfigStats;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterConfigStatsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.OpendaylightMeterStatisticsService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.nodes.node.meter.MeterConfigStatsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.config.stats.reply.MeterConfigStats;
+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 MeterConfigStatsTracker extends AbstractStatsTracker<MeterConfigStats, MeterConfigStats> {
+final class MeterConfigStatsTracker extends AbstractListeningStatsTracker<MeterConfigStats, MeterConfigStats> {
+ private static final Logger logger = LoggerFactory.getLogger(MeterConfigStatsTracker.class);
private final OpendaylightMeterStatisticsService meterStatsService;
- protected MeterConfigStatsTracker(OpendaylightMeterStatisticsService meterStatsService, final FlowCapableContext context, long lifetimeNanos) {
- super(context, lifetimeNanos);
- this.meterStatsService = Preconditions.checkNotNull(meterStatsService);
+ protected MeterConfigStatsTracker(OpendaylightMeterStatisticsService meterStatsService, final FlowCapableContext context) {
+ super(context);
+ this.meterStatsService = meterStatsService;
}
@Override
return item;
}
- public ListenableFuture<TransactionId> request() {
- GetAllMeterConfigStatisticsInputBuilder input = new GetAllMeterConfigStatisticsInputBuilder();
- input.setNode(getNodeRef());
+ @Override
+ public void request() {
+ if (meterStatsService != null) {
+ GetAllMeterConfigStatisticsInputBuilder input = new GetAllMeterConfigStatisticsInputBuilder();
+ input.setNode(getNodeRef());
+
+ requestHelper(meterStatsService.getAllMeterConfigStatistics(input.build()));
+ }
+ }
+
+ @Override
+ public void onDataChanged(DataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
+ final DataModificationTransaction trans = startTransaction();
+
+ for (InstanceIdentifier<?> key : change.getRemovedConfigurationData()) {
+ if (Meter.class.equals(key.getTargetType())) {
+ @SuppressWarnings("unchecked")
+ InstanceIdentifier<Meter> meter = (InstanceIdentifier<Meter>)key;
+
+ InstanceIdentifier<?> nodeMeterStatisticsAugmentation =
+ meter.augmentation(NodeMeterConfigStats.class);
+ trans.removeOperationalData(nodeMeterStatisticsAugmentation);
+ }
+ }
+
+ trans.commit();
+ }
+
+ @Override
+ protected InstanceIdentifier<?> listenPath() {
+ return getNodeIdentifierBuilder().augmentation(FlowCapableNode.class).child(Meter.class).build();
+ }
+
+ @Override
+ protected String statName() {
+ return "Meter Config";
+ }
+
+ @Override
+ public void start(final DataBrokerService dbs) {
+ if (meterStatsService == null) {
+ logger.debug("No Meter Statistics service, not subscribing to meter on node {}", getNodeIdentifier());
+ return;
+ }
- return requestHelper(meterStatsService.getAllMeterConfigStatistics(input.build()));
+ super.start(dbs);
}
}