2 * Copyright (c) 2015 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
8 package org.opendaylight.controller.cluster.datastore;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.primitives.UnsignedLong;
13 import com.google.common.util.concurrent.FutureCallback;
14 import java.util.Optional;
15 import java.util.SortedSet;
16 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
17 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
18 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateTip;
19 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
23 final class ChainedCommitCohort extends ShardDataTreeCohort {
24 private static final Logger LOG = LoggerFactory.getLogger(ChainedCommitCohort.class);
25 private final ReadWriteShardDataTreeTransaction transaction;
26 private final ShardDataTreeTransactionChain chain;
27 private final ShardDataTreeCohort delegate;
29 ChainedCommitCohort(final ShardDataTreeTransactionChain chain, final ReadWriteShardDataTreeTransaction transaction,
30 final ShardDataTreeCohort delegate) {
31 this.transaction = requireNonNull(transaction);
32 this.delegate = requireNonNull(delegate);
33 this.chain = requireNonNull(chain);
37 public void commit(final FutureCallback<UnsignedLong> callback) {
38 delegate.commit(new FutureCallback<UnsignedLong>() {
40 public void onSuccess(final UnsignedLong result) {
41 chain.clearTransaction(transaction);
42 LOG.debug("Committed transaction {}", transaction);
43 callback.onSuccess(result);
47 public void onFailure(final Throwable failure) {
48 LOG.error("Transaction {} commit failed, cannot recover", transaction, failure);
49 callback.onFailure(failure);
55 public TransactionIdentifier getIdentifier() {
56 return delegate.getIdentifier();
60 public void canCommit(final FutureCallback<Void> callback) {
61 delegate.canCommit(callback);
65 public void preCommit(final FutureCallback<DataTreeCandidate> callback) {
66 delegate.preCommit(callback);
70 public void abort(final FutureCallback<Void> callback) {
71 delegate.abort(callback);
75 DataTreeCandidateTip getCandidate() {
76 return delegate.getCandidate();
80 DataTreeModification getDataTreeModification() {
81 return delegate.getDataTreeModification();
85 public boolean isFailed() {
86 return delegate.isFailed();
90 public State getState() {
91 return delegate.getState();
95 Optional<SortedSet<String>> getParticipatingShardNames() {
96 return delegate.getParticipatingShardNames();