Merge "Bug 930 - Add bound to queue in SingletonHandler#NOTIFICATION_EXECUTOR ."
[controller.git] / opendaylight / md-sal / statistics-manager / src / main / java / org / opendaylight / controller / md / statistics / manager / NodeConnectorStatsTracker.java
index 83d9da13f05c83eb7a3971e5152b0116ba78f7ac..701911d9a2c307c03ecd48c75bfcd4099ba2490f 100644 (file)
@@ -8,7 +8,6 @@
 package org.opendaylight.controller.md.statistics.manager;
 
 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionId;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
@@ -22,16 +21,13 @@ 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 NodeConnectorStatsTracker extends AbstractStatsTracker<NodeConnectorStatisticsAndPortNumberMap, NodeConnectorStatisticsAndPortNumberMap> {
     private static final Logger logger = LoggerFactory.getLogger(NodeConnectorStatsTracker.class);
     private final OpendaylightPortStatisticsService portStatsService;
 
-    NodeConnectorStatsTracker(final OpendaylightPortStatisticsService portStatsService, final FlowCapableContext context, long lifetimeNanos) {
-        super(context, lifetimeNanos);
-        this.portStatsService = Preconditions.checkNotNull(portStatsService);
+    NodeConnectorStatsTracker(final OpendaylightPortStatisticsService portStatsService, final FlowCapableContext context) {
+        super(context);
+        this.portStatsService = portStatsService;
     }
 
     @Override
@@ -77,10 +73,13 @@ final class NodeConnectorStatsTracker extends AbstractStatsTracker<NodeConnector
         return item;
     }
 
-    public ListenableFuture<TransactionId> request() {
-        final GetAllNodeConnectorsStatisticsInputBuilder input = new GetAllNodeConnectorsStatisticsInputBuilder();
-        input.setNode(getNodeRef());
+    @Override
+    public void request() {
+        if (portStatsService != null) {
+            final GetAllNodeConnectorsStatisticsInputBuilder input = new GetAllNodeConnectorsStatisticsInputBuilder();
+            input.setNode(getNodeRef());
 
-        return requestHelper(portStatsService.getAllNodeConnectorsStatistics(input.build()));
+            requestHelper(portStatsService.getAllNodeConnectorsStatistics(input.build()));
+        }
     }
 }