+++ /dev/null
-/*
- * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.controller.config.yang.netconf.mdsal.notification;
-
-import com.google.common.util.concurrent.FutureCallback;
-import com.google.common.util.concurrent.MoreExecutors;
-import java.util.concurrent.ExecutionException;
-import org.opendaylight.mdsal.binding.api.DataBroker;
-import org.opendaylight.mdsal.binding.api.WriteTransaction;
-import org.opendaylight.mdsal.common.api.CommitInfo;
-import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
-import org.opendaylight.netconf.notifications.NetconfNotificationCollector;
-import org.opendaylight.netconf.notifications.NotificationRegistration;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.StreamNameType;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.Netconf;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.Streams;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.streams.Stream;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.streams.StreamKey;
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Listens on changes in netconf notification stream availability and writes
- * changes to the data store.
- */
-public final class NotificationToMdsalWriter implements AutoCloseable, NetconfNotificationCollector
- .NetconfNotificationStreamListener {
-
- private static final Logger LOG = LoggerFactory.getLogger(NotificationToMdsalWriter.class);
- private static final InstanceIdentifier<Streams> STREAMS = InstanceIdentifier.builder(Netconf.class)
- .child(Streams.class).build();
-
- private final NetconfNotificationCollector netconfNotificationCollector;
- private final DataBroker dataBroker;
- private NotificationRegistration notificationRegistration;
-
- public NotificationToMdsalWriter(final NetconfNotificationCollector netconfNotificationCollector,
- final DataBroker dataBroker) {
- this.netconfNotificationCollector = netconfNotificationCollector;
- this.dataBroker = dataBroker;
- }
-
- @Override
- public void close() {
- final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
- tx.delete(LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Netconf.class));
-
- tx.commit().addCallback(new FutureCallback<CommitInfo>() {
- @Override
- public void onSuccess(final CommitInfo info) {
- LOG.debug("Streams cleared successfully");
- }
-
- @Override
- public void onFailure(final Throwable throwable) {
- LOG.warn("Unable to clear streams", throwable);
- }
- }, MoreExecutors.directExecutor());
-
- notificationRegistration.close();
- }
-
- /**
- * Invoked by blueprint.
- */
- public void start() {
- notificationRegistration = netconfNotificationCollector.registerStreamListener(this);
- }
-
- @Override
- public void onStreamRegistered(final Stream stream) {
- final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
-
- final InstanceIdentifier<Stream> streamIdentifier = STREAMS.child(Stream.class, stream.key());
- tx.merge(LogicalDatastoreType.OPERATIONAL, streamIdentifier, stream, true);
-
- try {
- tx.commit().get();
- LOG.debug("Stream {} registered successfully.", stream.getName());
- } catch (InterruptedException | ExecutionException e) {
- LOG.warn("Unable to register stream {}.", stream, e);
- }
- }
-
- @Override
- public void onStreamUnregistered(final StreamNameType stream) {
- final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
-
- final InstanceIdentifier<Stream> streamIdentifier = STREAMS.child(Stream.class, new StreamKey(stream));
-
- tx.delete(LogicalDatastoreType.OPERATIONAL, streamIdentifier);
-
- try {
- tx.commit().get();
- LOG.debug("Stream {} unregistered successfully.", stream);
- } catch (InterruptedException | ExecutionException e) {
- LOG.warn("Unable to unregister stream {}", stream, e);
- }
- }
-}