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.mdsal.dom.store.inmemory;
11 import com.google.common.annotations.Beta;
12 import com.google.common.base.Preconditions;
13 import com.google.common.util.concurrent.ListenableFuture;
14 import java.util.Collection;
15 import java.util.concurrent.Callable;
16 import java.util.concurrent.ExecutionException;
17 import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
18 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
19 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
24 * Task that coordinates the Commit phase of the provided {@link DOMStoreThreePhaseCommitCohort}'s.
27 public class ShardCommitCoordinationTask implements Callable<Void> {
29 private static final Logger LOG = LoggerFactory.getLogger(ShardCommitCoordinationTask.class);
31 private final DOMDataTreeIdentifier rootShardPrefix;
32 private final Collection<DOMStoreThreePhaseCommitCohort> cohorts;
33 private InmemoryDOMDataTreeShardWriteTransaction transaction;
35 public ShardCommitCoordinationTask(final DOMDataTreeIdentifier rootShardPrefix,
36 final Collection<DOMStoreThreePhaseCommitCohort> cohorts,
37 final InmemoryDOMDataTreeShardWriteTransaction transaction) {
38 this.rootShardPrefix = Preconditions.checkNotNull(rootShardPrefix);
39 this.cohorts = Preconditions.checkNotNull(cohorts);
40 this.transaction = Preconditions.checkNotNull(transaction);
44 public Void call() throws TransactionCommitFailedException {
47 LOG.debug("Shard {}, commit started", rootShardPrefix);
49 transaction.transactionCommited(transaction);
52 } catch (final TransactionCommitFailedException e) {
53 LOG.warn("Shard: {} Submit Error during phase Commit, starting Abort", rootShardPrefix, e);
59 void commitBlocking() throws TransactionCommitFailedException {
60 for (final ListenableFuture<?> commit : commitAll()) {
63 } catch (InterruptedException | ExecutionException e) {
64 throw new TransactionCommitFailedException("Commit failed", e);
69 private ListenableFuture<?>[] commitAll() {
70 final ListenableFuture<?>[] ops = new ListenableFuture<?>[cohorts.size()];
72 for (final DOMStoreThreePhaseCommitCohort cohort : cohorts) {
73 ops[index++] = cohort.commit();