f6068dd539a0490bc3f74ae9a21ecc4e47bcd571
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / DatastoreSnapshotRestore.java
1 /*
2  * Copyright (c) 2015 Brocade Communications Systems, Inc. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.controller.cluster.datastore;
9
10 import com.google.common.annotations.Beta;
11 import java.util.Optional;
12 import org.opendaylight.controller.cluster.datastore.persisted.DatastoreSnapshot;
13
14 /**
15  * This class looks for a previously saved data store backup file in a directory and, if found, de-serializes
16  * the DatastoreSnapshot instances. This class has a static singleton that is created on bundle activation.
17  *
18  * @author Thomas Pantelis
19  */
20 @Beta
21 public interface DatastoreSnapshotRestore {
22
23     Optional<DatastoreSnapshot> getAndRemove(String datastoreType);
24 }

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