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.databroker.actors.dds;
10 import com.google.common.annotations.Beta;
11 import org.eclipse.jdt.annotation.NonNullByDefault;
12 import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
13 import org.opendaylight.yangtools.concepts.Identifiable;
16 * Client interface for interacting with the frontend actor. This interface is the primary access point through
17 * which the DistributedDataStore frontend interacts with backend Shards.
20 * Keep this interface as clean as possible, as it needs to be implemented in thread-safe and highly-efficient manner.
22 * @author Robert Varga
26 public interface DataStoreClient extends Identifiable<ClientIdentifier>, AutoCloseable {
31 * Create a new local history. ClientLocalHistory represents the interface exposed to the client.
33 * @return Client history handle
35 ClientLocalHistory createLocalHistory();
38 * Create a new free-standing snapshot.
40 * @return Client snapshot handle
42 ClientSnapshot createSnapshot();
45 * Create a new free-standing transaction.
47 * @return Client transaction handle
49 ClientTransaction createTransaction();