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
8 package org.opendaylight.controller.cluster.sharding;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.collect.ImmutableList;
13 import java.util.Collection;
14 import org.opendaylight.controller.cluster.databroker.actors.dds.ClientLocalHistory;
15 import org.opendaylight.controller.cluster.databroker.actors.dds.DataStoreClient;
16 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
17 import org.opendaylight.mdsal.dom.spi.shard.DOMDataTreeShardProducer;
18 import org.opendaylight.mdsal.dom.spi.shard.DOMDataTreeShardWriteTransaction;
21 * Proxy producer implementation that creates transactions that forward all calls to {@link DataStoreClient}.
23 class ShardProxyProducer implements DOMDataTreeShardProducer {
24 private final DOMDataTreeIdentifier shardRoot;
25 private final Collection<DOMDataTreeIdentifier> prefixes;
26 private final ClientLocalHistory history;
27 private DistributedShardModificationFactory modificationFactory;
29 ShardProxyProducer(final DOMDataTreeIdentifier shardRoot,
30 final Collection<DOMDataTreeIdentifier> prefixes,
31 final DataStoreClient client,
32 final DistributedShardModificationFactory modificationFactory) {
33 this.shardRoot = requireNonNull(shardRoot);
34 this.prefixes = ImmutableList.copyOf(prefixes);
35 this.modificationFactory = requireNonNull(modificationFactory);
36 history = requireNonNull(client).createLocalHistory();
40 public Collection<DOMDataTreeIdentifier> getPrefixes() {
45 public DOMDataTreeShardWriteTransaction createTransaction() {
46 return new ShardProxyTransaction(shardRoot, prefixes,
47 modificationFactory.createModification(history.createTransaction()));
50 DistributedShardModificationFactory getModificationFactory() {
51 return modificationFactory;
54 void setModificationFactory(final DistributedShardModificationFactory modificationFactory) {
55 this.modificationFactory = requireNonNull(modificationFactory);
60 // FIXME: implement this