applications/notification-supplier/src/main/java/org/opendaylight/openflowplugin/applications/notification/supplier/impl/NodeConnectorNotificationSupplierImpl.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;
  10
  11 import com.google.common.base.Preconditions;
  12 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  13 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnectorUpdated;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnectorUpdatedBuilder;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRemoved;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRemovedBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdated;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdatedBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  25
  26 /**
  27  * Implementation define a contract between {@link FlowCapableNodeConnector} data object
  28  * and {@link NodeConnectorUpdated} and {@link NodeConnectorRemoved} notifications.
  29  */
  30 public class NodeConnectorNotificationSupplierImpl extends
  31         AbstractNotificationSupplierForItemRoot<FlowCapableNodeConnector, NodeConnectorUpdated, NodeConnectorRemoved> {
  32
  33     private static final InstanceIdentifier<FlowCapableNodeConnector> FLOW_CAPABLE_NODE_CONNECTOR_INSTANCE_IDENTIFIER
  34             = getNodeWildII().child(NodeConnector.class).augmentation(FlowCapableNodeConnector.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 NodeConnectorNotificationSupplierImpl(final NotificationProviderService notifProviderService,
  43                                                  final DataBroker db) {
  44         super(notifProviderService, db, FlowCapableNodeConnector.class);
  45     }
  46
  47     @Override
  48     public InstanceIdentifier<FlowCapableNodeConnector> getWildCardPath() {
  49         return FLOW_CAPABLE_NODE_CONNECTOR_INSTANCE_IDENTIFIER;
  50     }
  51
  52     @Override
  53     public NodeConnectorUpdated createNotification(final FlowCapableNodeConnector flowCapableNodeConnector,
  54                                                    final InstanceIdentifier<FlowCapableNodeConnector> path) {
  55         Preconditions.checkArgument(flowCapableNodeConnector != null);
  56         Preconditions.checkArgument(path != null);
  57         final NodeConnectorUpdatedBuilder notifBuilder = new NodeConnectorUpdatedBuilder();
  58         final FlowCapableNodeConnectorUpdatedBuilder connNotifBuilder = new FlowCapableNodeConnectorUpdatedBuilder(
  59                 flowCapableNodeConnector);
  60         notifBuilder.setId(path.firstKeyOf(NodeConnector.class, NodeConnectorKey.class).getId());
  61         notifBuilder.setNodeConnectorRef(new NodeConnectorRef(path));
  62         notifBuilder.addAugmentation(FlowCapableNodeConnectorUpdated.class, connNotifBuilder.build());
  63         return notifBuilder.build();
  64     }
  65
  66     @Override
  67     public NodeConnectorRemoved deleteNotification(final InstanceIdentifier<FlowCapableNodeConnector> path) {
  68         Preconditions.checkArgument(path != null);
  69         final NodeConnectorRemovedBuilder notifBuilder = new NodeConnectorRemovedBuilder();
  70         notifBuilder.setNodeConnectorRef(new NodeConnectorRef(path));
  71         return notifBuilder.build();
  72     }
  73 }
  74