
org.neo4j.kernel.impl.index.schema.AddMerger Maven / Gradle / Ivy
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
package org.neo4j.kernel.impl.index.schema;
import org.neo4j.index.internal.gbptree.ValueMerger;
class AddMerger implements ValueMerger
{
private final TokenIndex.WriteMonitor monitor;
AddMerger( TokenIndex.WriteMonitor monitor )
{
this.monitor = monitor;
}
@Override
public MergeResult merge( TokenScanKey existingKey, TokenScanKey newKey, TokenScanValue existingValue, TokenScanValue newValue )
{
monitor.mergeAdd( existingValue, newValue );
existingValue.add( newValue );
return MergeResult.MERGED;
}
}
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