2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
3 * This program and the accompanying materials are made available under the
4 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
5 * and is available at http://www.eclipse.org/legal/epl-v10.html
7 package org.opendaylight.controller.md.sal.dom.broker.impl;
9 import com.google.common.base.Optional;
10 import com.google.common.base.Preconditions;
11 import com.google.common.util.concurrent.CheckedFuture;
13 import java.util.concurrent.atomic.AtomicLong;
14 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
15 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
16 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
17 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
18 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
19 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
20 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
21 import org.slf4j.Logger;
22 import org.slf4j.LoggerFactory;
25 * NormalizedNode implementation of {@link org.opendaylight.controller.md.sal.common.api.data.TransactionChain} which is backed
26 * by several {@link DOMStoreTransactionChain} differentiated by provided
27 * {@link org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType} type.
30 public class DOMDataBrokerTransactionChainImpl extends AbstractDOMForwardedTransactionFactory<DOMStoreTransactionChain>
31 implements DOMTransactionChain, DOMDataCommitErrorListener {
33 private static final Logger LOG = LoggerFactory.getLogger(DOMDataBrokerTransactionChainImpl.class);
34 private final AtomicLong txNum = new AtomicLong();
35 private final DOMDataCommitExecutor coordinator;
36 private final TransactionChainListener listener;
37 private final long chainId;
39 private volatile boolean failed = false;
44 * ID of transaction chain
46 * Backing {@link DOMStoreTransactionChain}s.
48 * Commit Coordinator which should be used to coordinate commits
50 * produced by this chain.
52 * Listener, which listens on transaction chain events.
53 * @throws NullPointerException
54 * If any of arguments is null.
56 public DOMDataBrokerTransactionChainImpl(final long chainId,
57 final Map<LogicalDatastoreType, DOMStoreTransactionChain> chains,
58 final DOMDataCommitExecutor coordinator, final TransactionChainListener listener) {
60 this.chainId = chainId;
61 this.coordinator = Preconditions.checkNotNull(coordinator);
62 this.listener = Preconditions.checkNotNull(listener);
66 protected Object newTransactionIdentifier() {
67 return "DOM-CHAIN-" + chainId + "-" + txNum.getAndIncrement();
71 public CheckedFuture<Void,TransactionCommitFailedException> submit(
72 final DOMDataWriteTransaction transaction, final Iterable<DOMStoreThreePhaseCommitCohort> cohorts) {
75 return coordinator.submit(transaction, cohorts, Optional.<DOMDataCommitErrorListener> of(this));
82 for (DOMStoreTransactionChain subChain : getTxFactories().values()) {
87 LOG.debug("Transaction chain {} successfully finished.", this);
88 // FIXME: this event should be emitted once all operations complete
89 listener.onTransactionChainSuccessful(this);
94 public void onCommitFailed(final DOMDataWriteTransaction tx, final Throwable cause) {
96 LOG.debug("Transaction chain {} failed.", this, cause);
97 listener.onTransactionChainFailed(this, tx, cause);