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SpatialFusionIndexSampler.java
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SpatialFusionIndexSampler.java
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/*
* Copyright (c) 2002-2018 "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 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 <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.index.schema.fusion;
import org.neo4j.kernel.api.exceptions.index.IndexNotFoundKernelException;
import org.neo4j.storageengine.api.schema.IndexSample;
import org.neo4j.storageengine.api.schema.IndexSampler;
import static org.neo4j.kernel.impl.index.schema.fusion.FusionSchemaIndexProvider.combineSamples;
class SpatialFusionIndexSampler implements IndexSampler
{
private final IndexSampler[] samplers;
SpatialFusionIndexSampler( IndexSampler... samplers )
{
this.samplers = samplers;
}
@Override
public IndexSample sampleIndex() throws IndexNotFoundKernelException
{
IndexSample[] samples = new IndexSample[samplers.length];
for ( int i = 0; i < samplers.length; i++ )
{
samples[i] = samplers[i].sampleIndex();
}
return combineSamples( samples );
}
}