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 java.util.concurrent.atomic.AtomicLong;
11 import javax.annotation.concurrent.GuardedBy;
13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
14 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
15 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
16 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
17 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
18 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
19 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
23 import com.google.common.base.Optional;
24 import com.google.common.base.Preconditions;
25 import com.google.common.collect.ImmutableMap;
26 import com.google.common.util.concurrent.CheckedFuture;
29 * NormalizedNode implementation of {@link org.opendaylight.controller.md.sal.common.api.data.TransactionChain} which is backed
30 * by several {@link DOMStoreTransactionChain} differentiated by provided
31 * {@link org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType} type.
34 public class DOMDataBrokerTransactionChainImpl extends AbstractDOMForwardedTransactionFactory<DOMStoreTransactionChain>
35 implements DOMTransactionChain, DOMDataCommitErrorListener {
37 private static final Logger LOG = LoggerFactory.getLogger(DOMDataBrokerTransactionChainImpl.class);
38 private final DOMDataCommitExecutor coordinator;
39 private final TransactionChainListener listener;
40 private final long chainId;
41 private final AtomicLong txNum = new AtomicLong();
43 private boolean failed = false;
48 * ID of transaction chain
50 * Backing {@link DOMStoreTransactionChain}s.
52 * Commit Coordinator which should be used to coordinate commits
54 * produced by this chain.
56 * Listener, which listens on transaction chain events.
57 * @throws NullPointerException
58 * If any of arguments is null.
60 public DOMDataBrokerTransactionChainImpl(final long chainId,
61 final ImmutableMap<LogicalDatastoreType, DOMStoreTransactionChain> chains,
62 final DOMDataCommitExecutor coordinator, final TransactionChainListener listener) {
64 this.chainId = chainId;
65 this.coordinator = Preconditions.checkNotNull(coordinator);
66 this.listener = Preconditions.checkNotNull(listener);
70 protected Object newTransactionIdentifier() {
71 return "DOM-CHAIN-" + chainId + "-" + txNum.getAndIncrement();
75 public synchronized CheckedFuture<Void,TransactionCommitFailedException> submit(
76 final DOMDataWriteTransaction transaction, final Iterable<DOMStoreThreePhaseCommitCohort> cohorts) {
77 return coordinator.submit(transaction, cohorts, Optional.<DOMDataCommitErrorListener> of(this));
81 public synchronized void close() {
83 for (DOMStoreTransactionChain subChain : getTxFactories().values()) {
88 LOG.debug("Transaction chain {} successfully finished.", this);
89 listener.onTransactionChainSuccessful(this);
94 public synchronized void onCommitFailed(final DOMDataWriteTransaction tx, final Throwable cause) {
96 LOG.debug("Transaction chain {} failed.", this, cause);
97 listener.onTransactionChainFailed(this, tx, cause);