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Library implementing Paxos and Heartbeat components required for High Availability Neo4j
/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*/
package org.neo4j.cluster.protocol.snapshot;
/**
* API for getting a snapshot of current state from an instance in a cluster.
* Mainly used when a new instance joins, and wants to catch up without having
* to re-read all previous messages.
*/
public interface Snapshot
{
void setSnapshotProvider(SnapshotProvider snapshotProvider);
void refreshSnapshot();
}
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