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.openflowplugin.applications.frsync.impl;
11 import com.google.common.base.Optional;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import java.util.Collection;
14 import java.util.concurrent.TimeUnit;
15 import javax.annotation.Nonnull;
16 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
17 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
18 import org.opendaylight.openflowplugin.applications.frsync.NodeListener;
19 import org.opendaylight.openflowplugin.applications.frsync.util.PathUtil;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
21 import org.opendaylight.yangtools.yang.binding.DataObject;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
26 * Abstract Listener for node changes.
28 public abstract class AbstractFrmSyncListener<T extends DataObject> implements NodeListener<T> {
30 private static final Logger LOG = LoggerFactory.getLogger(AbstractFrmSyncListener.class);
33 public void onDataTreeChanged(@Nonnull final Collection<DataTreeModification<T>> modifications) {
34 for (DataTreeModification<T> modification : modifications) {
35 final NodeId nodeId = PathUtil.digNodeId(modification.getRootPath().getRootIdentifier());
36 if (LOG.isTraceEnabled()) {
37 LOG.trace("DataTreeModification of {} in {} datastore", nodeId.getValue(), dsType());
40 final Optional<ListenableFuture<Boolean>> optFuture = processNodeModification(modification);
41 if (optFuture.isPresent()) {
42 final ListenableFuture<Boolean> future = optFuture.get();
43 future.get(15000, TimeUnit.MILLISECONDS);
44 if (LOG.isTraceEnabled()) {
45 LOG.trace("Syncup for {} return from {} listener", nodeId.getValue(), dsType());
48 } catch (Exception e) {
49 LOG.error("Error processing inventory node modification: {}, {}", nodeId.getValue(), e);
54 protected abstract Optional<ListenableFuture<Boolean>> processNodeModification(
55 final DataTreeModification<T> modification);
57 protected abstract LogicalDatastoreType dsType();