2 * Copyright (c) 2014 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.controller.sal.connect.netconf.sal.tx;
11 import com.google.common.base.Function;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizer;
14 import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
15 import org.opendaylight.controller.sal.connect.netconf.listener.NetconfSessionCapabilities;
16 import org.opendaylight.controller.sal.connect.netconf.util.NetconfBaseOps;
17 import org.opendaylight.controller.sal.connect.netconf.util.NetconfRpcFutureCallback;
18 import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
19 import org.opendaylight.yangtools.yang.common.RpcResult;
20 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
21 import org.slf4j.Logger;
22 import org.slf4j.LoggerFactory;
25 * Tx implementation for netconf devices that support only candidate datastore and writable running
26 * The sequence goes exactly as with only candidate supported, with one addition:
28 * <li>Running datastore is locked as the first thing and this lock has to succeed</li>
31 public class WriteCandidateRunningTx extends WriteCandidateTx {
33 private static final Logger LOG = LoggerFactory.getLogger(WriteCandidateRunningTx.class);
35 public WriteCandidateRunningTx(final RemoteDeviceId id, final NetconfBaseOps netOps, final DataNormalizer normalizer, final NetconfSessionCapabilities netconfSessionPreferences) {
36 super(id, netOps, normalizer, netconfSessionPreferences);
40 protected synchronized void init() {
46 protected void cleanupOnSuccess() {
47 super.cleanupOnSuccess();
51 private void lockRunning() {
53 invokeBlocking("Lock running", new Function<NetconfBaseOps, ListenableFuture<RpcResult<CompositeNode>>>() {
55 public ListenableFuture<RpcResult<CompositeNode>> apply(final NetconfBaseOps input) {
56 return input.lockRunning(new NetconfRpcFutureCallback("Lock running", id));
59 } catch (final NetconfDocumentedException e) {
60 LOG.warn("{}: Failed to lock running. Failed to initialize transaction", e);
62 throw new RuntimeException(id + ": Failed to lock running. Failed to initialize transaction", e);
67 * This has to be non blocking since it is called from a callback on commit and its netty threadpool that is really sensitive to blocking calls
69 private void unlockRunning() {
70 netOps.unlockRunning(new NetconfRpcFutureCallback("Unlock running", id));