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DirectReplicator.java
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DirectReplicator.java
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/*
* 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 <http://www.gnu.org/licenses/>.
*/
package org.neo4j.coreedge.raft.replication;
import java.util.HashSet;
import java.util.Set;
public class DirectReplicator implements Replicator
{
private final Set<ReplicatedContentListener> listeners = new HashSet<>();
private long logIndex = 0;
@Override
public void replicate( ReplicatedContent content ) throws ReplicationFailedException
{
for ( ReplicatedContentListener listener : listeners )
{
listener.onReplicated( content, logIndex++ );
}
}
@Override
public void subscribe( ReplicatedContentListener listener )
{
listeners.add( listener );
}
@Override
public void unsubscribe( ReplicatedContentListener listener )
{
listeners.remove( listener );
}
}