2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
\r
4 * This program and the accompanying materials are made available under the
\r
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
\r
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
\r
9 package org.opendaylight.openflowplugin.applications.frsync.dao;
\r
11 import com.google.common.base.Optional;
\r
12 import javax.annotation.Nonnull;
\r
13 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
\r
14 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
\r
17 * Implementation of data access object for {@link FlowCapableNode}.
\r
18 * Contains pair of snapshot and odl DAOs.
\r
20 public class FlowCapableNodeCachedDao implements FlowCapableNodeDao {
\r
22 private final FlowCapableNodeDao snapshotDao;
\r
23 private final FlowCapableNodeDao odlDao;
\r
25 public FlowCapableNodeCachedDao(FlowCapableNodeDao snapshotDao, FlowCapableNodeDao odlDao) {
\r
26 this.snapshotDao = snapshotDao;
\r
27 this.odlDao = odlDao;
\r
30 public Optional<FlowCapableNode> loadByNodeId(@Nonnull NodeId nodeId) {
\r
31 final Optional<FlowCapableNode> node = snapshotDao.loadByNodeId(nodeId);
\r
33 if (node.isPresent()) {
\r
37 return odlDao.loadByNodeId(nodeId);
\r