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 javax.annotation.concurrent.GuardedBy;
15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
16 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
17 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
18 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
19 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
20 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
21 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
26 * NormalizedNode implementation of {@link org.opendaylight.controller.md.sal.common.api.data.TransactionChain} which is backed
27 * by several {@link DOMStoreTransactionChain} differentiated by provided
28 * {@link org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType} type.
31 public class DOMDataBrokerTransactionChainImpl extends AbstractDOMForwardedTransactionFactory<DOMStoreTransactionChain>
32 implements DOMTransactionChain, DOMDataCommitErrorListener {
34 private static final Logger LOG = LoggerFactory.getLogger(DOMDataBrokerTransactionChainImpl.class);
35 private final DOMDataCommitExecutor coordinator;
36 private final TransactionChainListener listener;
37 private final long chainId;
38 private final AtomicLong txNum = new AtomicLong();
40 private boolean failed = false;
45 * ID of transaction chain
47 * Backing {@link DOMStoreTransactionChain}s.
49 * Commit Coordinator which should be used to coordinate commits
51 * produced by this chain.
53 * Listener, which listens on transaction chain events.
54 * @throws NullPointerException
55 * If any of arguments is null.
57 public DOMDataBrokerTransactionChainImpl(final long chainId,
58 final Map<LogicalDatastoreType, DOMStoreTransactionChain> chains,
59 final DOMDataCommitExecutor coordinator, final TransactionChainListener listener) {
61 this.chainId = chainId;
62 this.coordinator = Preconditions.checkNotNull(coordinator);
63 this.listener = Preconditions.checkNotNull(listener);
67 protected Object newTransactionIdentifier() {
68 return "DOM-CHAIN-" + chainId + "-" + txNum.getAndIncrement();
72 public synchronized CheckedFuture<Void,TransactionCommitFailedException> submit(
73 final DOMDataWriteTransaction transaction, final Iterable<DOMStoreThreePhaseCommitCohort> cohorts) {
74 return coordinator.submit(transaction, cohorts, Optional.<DOMDataCommitErrorListener> of(this));
78 public synchronized void close() {
80 for (DOMStoreTransactionChain subChain : getTxFactories().values()) {
85 LOG.debug("Transaction chain {} successfully finished.", this);
86 listener.onTransactionChainSuccessful(this);
91 public synchronized void onCommitFailed(final DOMDataWriteTransaction tx, final Throwable cause) {
93 LOG.debug("Transaction chain {} failed.", this, cause);
94 listener.onTransactionChainFailed(this, tx, cause);