2 * Copyright (c) 2015 Brocade Communications 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.compat;
10 import akka.actor.ActorSelection;
11 import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
12 import org.opendaylight.controller.cluster.datastore.OperationCompleter;
13 import org.opendaylight.controller.cluster.datastore.TransactionContextImpl;
14 import org.opendaylight.controller.cluster.datastore.identifiers.TransactionIdentifier;
15 import org.opendaylight.controller.cluster.datastore.messages.DeleteData;
16 import org.opendaylight.controller.cluster.datastore.messages.MergeData;
17 import org.opendaylight.controller.cluster.datastore.messages.ReadyTransaction;
18 import org.opendaylight.controller.cluster.datastore.messages.WriteData;
19 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
22 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
25 import scala.concurrent.Future;
28 * Implementation of TransactionContextImpl used when talking to a pre-Lithium controller that doesn't
29 * support the BatchedModifications message.
31 * @author Thomas Pantelis
33 public class PreLithiumTransactionContextImpl extends TransactionContextImpl {
34 private static final Logger LOG = LoggerFactory.getLogger(PreLithiumTransactionContextImpl.class);
36 private final String transactionPath;
38 public PreLithiumTransactionContextImpl(String transactionPath, ActorSelection actor, TransactionIdentifier identifier,
39 String transactionChainId, ActorContext actorContext, SchemaContext schemaContext, boolean isTxActorLocal,
40 short remoteTransactionVersion, OperationCompleter operationCompleter) {
41 super(actor, identifier, transactionChainId, actorContext, schemaContext, isTxActorLocal,
42 remoteTransactionVersion, operationCompleter);
43 this.transactionPath = transactionPath;
47 public void deleteData(YangInstanceIdentifier path) {
48 recordedOperationFutures.add(executeOperationAsync(
49 new DeleteData(path, getRemoteTransactionVersion())));
53 public void mergeData(YangInstanceIdentifier path, NormalizedNode<?, ?> data) {
54 recordedOperationFutures.add(executeOperationAsync(
55 new MergeData(path, data, getRemoteTransactionVersion())));
59 public void writeData(YangInstanceIdentifier path, NormalizedNode<?, ?> data) {
60 recordedOperationFutures.add(executeOperationAsync(
61 new WriteData(path, data, getRemoteTransactionVersion())));
65 public Future<ActorSelection> readyTransaction() {
66 LOG.debug("Tx {} readyTransaction called with {} previous recorded operations pending",
67 identifier, recordedOperationFutures.size());
69 // Send the ReadyTransaction message to the Tx actor.
71 Future<Object> lastReplyFuture = executeOperationAsync(ReadyTransaction.INSTANCE);
73 return combineRecordedOperationsFutures(lastReplyFuture);
77 protected String deserializeCohortPath(String cohortPath) {
78 // In base Helium we used to return the local path of the actor which represented
79 // a remote ThreePhaseCommitCohort. The local path would then be converted to
80 // a remote path using this resolvePath method. To maintain compatibility with
81 // a Helium node we need to continue to do this conversion.
82 // At some point in the future when upgrades from Helium are not supported
83 // we could remove this code to resolvePath and just use the cohortPath as the
84 // resolved cohortPath
85 if(getRemoteTransactionVersion() < DataStoreVersions.HELIUM_1_VERSION) {
86 return getActorContext().resolvePath(transactionPath, cohortPath);