Merge "Datastore: Reuse successful future"

[controller.git] / opendaylight / md-sal / statistics-manager / src / main / java / org / opendaylight / controller / md / statistics / manager / GroupStatsTracker.java

diff --git a/opendaylight/md-sal/statistics-manager/src/main/java/org/opendaylight/controller/md/statistics/manager/GroupStatsTracker.java b/opendaylight/md-sal/statistics-manager/src/main/java/org/opendaylight/controller/md/statistics/manager/GroupStatsTracker.java
index 40f526e13ce9d132dbf2555cd8ae4b987194461d..f3ba45643c3fd4338b4f8f6bd8951de0d5184757 100644 (file)
--- a/opendaylight/md-sal/statistics-manager/src/main/java/org/opendaylight/controller/md/statistics/manager/GroupStatsTracker.java
+++ b/opendaylight/md-sal/statistics-manager/src/main/java/org/opendaylight/controller/md/statistics/manager/GroupStatsTracker.java
@@ -7,28 +7,33 @@
  */
 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.statistics.rev131111.OpendaylightGroupStatisticsService;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.group.statistics.GroupStatisticsBuilder;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.statistics.reply.GroupStats;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.group.statistics.reply.GroupStatsBuilder;
 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);
     }
 
@@ -58,10 +63,55 @@ final class GroupStatsTracker extends AbstractStatsTracker<GroupStats, GroupStat
         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);
+    }
+
+    @Override
+    protected GroupStats createInvariantKey(GroupStats item) {
+        GroupStatsBuilder groupStatsBuilder = new GroupStatsBuilder();
+        groupStatsBuilder.setKey(item.getKey());
+        groupStatsBuilder.setGroupId(item.getGroupId());
+        return groupStatsBuilder.build();
     }
 }