2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.groupbasedpolicy.renderer.vpp.util;
11 import javax.annotation.Nonnull;
13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
14 import org.opendaylight.controller.md.sal.binding.api.MountPoint;
15 import org.opendaylight.controller.md.sal.binding.api.MountPointService;
16 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
17 import org.slf4j.Logger;
18 import org.slf4j.LoggerFactory;
20 import com.google.common.base.Optional;
21 import com.google.common.base.Preconditions;
23 public class MountedDataBrokerProvider {
25 private static final Logger LOG = LoggerFactory.getLogger(MountedDataBrokerProvider.class);
26 private final MountPointService mountService;
28 public MountedDataBrokerProvider(@Nonnull MountPointService mountService) {
29 this.mountService = Preconditions.checkNotNull(mountService);
32 public Optional<DataBroker> getDataBrokerForMountPoint(@Nonnull InstanceIdentifier<?> iidToMountPoint) {
33 Optional<MountPoint> potentialMountPoint = mountService.getMountPoint(iidToMountPoint);
34 if (!potentialMountPoint.isPresent()) {
35 LOG.debug("Mount point does not exist for {}", iidToMountPoint);
36 return Optional.absent();
38 return potentialMountPoint.get().getService(DataBroker.class);