applications/notification-supplier/src/main/java/org/opendaylight/openflowplugin/applications/notification/supplier/impl/item/stat/NodeConnectorStatNotificationSupplierImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.openflowplugin.applications.notification.supplier.impl.item.stat;
  10
  11 import com.google.common.base.Preconditions;
  12 import java.util.Collections;
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdate;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdateBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.flow.capable.node.connector.statistics.FlowCapableNodeConnectorStatistics;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.node.connector.statistics.and.port.number.map.NodeConnectorStatisticsAndPortNumberMapBuilder;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24
  25 /**
  26  * Implementation define a contract between {@link FlowCapableNodeConnectorStatistics} data object
  27  * and {@link NodeConnectorStatisticsUpdate} notification.
  28  */
  29 public class NodeConnectorStatNotificationSupplierImpl extends
  30         AbstractNotificationSupplierForItemStat<FlowCapableNodeConnectorStatistics, NodeConnectorStatisticsUpdate> {
  31
  32     private static final InstanceIdentifier<FlowCapableNodeConnectorStatistics>
  33             FLOW_CAPABLE_NODE_CONNECTOR_STATISTICS_INSTANCE_IDENTIFIER = getNodeWildII().child(NodeConnector.class)
  34             .augmentation(FlowCapableNodeConnectorStatisticsData.class).child(FlowCapableNodeConnectorStatistics.class);
  35
  36     /**
  37      * Constructor register supplier as DataTreeChangeListener and create wildCarded InstanceIdentifier.
  38      *
  39      * @param notifProviderService - {@link NotificationProviderService}
  40      * @param db                   - {@link DataBroker}
  41      */
  42     public NodeConnectorStatNotificationSupplierImpl(final NotificationProviderService notifProviderService,
  43                                                      final DataBroker db) {
  44         super(notifProviderService, db, FlowCapableNodeConnectorStatistics.class);
  45     }
  46
  47     @Override
  48     public InstanceIdentifier<FlowCapableNodeConnectorStatistics> getWildCardPath() {
  49         return FLOW_CAPABLE_NODE_CONNECTOR_STATISTICS_INSTANCE_IDENTIFIER;
  50     }
  51
  52     @Override
  53     public NodeConnectorStatisticsUpdate createNotification(
  54             final FlowCapableNodeConnectorStatistics flowCapableNodeConnectorStatistics,
  55             final InstanceIdentifier<FlowCapableNodeConnectorStatistics> path) {
  56         Preconditions.checkArgument(flowCapableNodeConnectorStatistics != null);
  57         Preconditions.checkArgument(path != null);
  58
  59         final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder();
  60         final NodeConnectorKey ncKey = path.firstKeyOf(NodeConnector.class);
  61         ncBuilder.setId(ncKey.getId());
  62         ncBuilder.withKey(ncKey);
  63
  64         final NodeConnectorStatisticsUpdateBuilder builder = new NodeConnectorStatisticsUpdateBuilder();
  65         builder.setId(getNodeId(path));
  66         builder.setMoreReplies(Boolean.FALSE);
  67         builder.setNodeConnector(Collections.singletonList(ncBuilder.build()));
  68         builder.setNodeConnectorStatisticsAndPortNumberMap(Collections.singletonList(
  69                 new NodeConnectorStatisticsAndPortNumberMapBuilder(flowCapableNodeConnectorStatistics).build()));
  70         return builder.build();
  71     }
  72 }
  73