2 * Copyright (c) 2015 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.datastore;
10 import com.google.common.annotations.VisibleForTesting;
11 import com.google.common.primitives.UnsignedLong;
12 import com.google.common.util.concurrent.FutureCallback;
13 import com.google.common.util.concurrent.ListenableFuture;
14 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
15 import org.opendaylight.yangtools.concepts.Identifiable;
16 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
17 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateTip;
18 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
20 public abstract class ShardDataTreeCohort implements Identifiable<TransactionIdentifier> {
34 ShardDataTreeCohort() {
35 // Prevent foreign instantiation
38 // FIXME: This leaks internal state generated in preCommit,
39 // should be result of canCommit
40 abstract DataTreeCandidateTip getCandidate();
42 abstract DataTreeModification getDataTreeModification();
44 // FIXME: Should return rebased DataTreeCandidateTip
46 public abstract void canCommit(FutureCallback<Void> callback);
49 public abstract void preCommit(FutureCallback<DataTreeCandidate> callback);
52 public abstract ListenableFuture<Void> abort();
55 public abstract void commit(FutureCallback<UnsignedLong> callback);
57 public abstract boolean isFailed();
59 public abstract State getState();