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BloomKernelExtensionFactory.java
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BloomKernelExtensionFactory.java
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/*
* Copyright (c) 2002-2017 "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.kernel.api.impl.fulltext.integrations.bloom;
import java.io.File;
import org.neo4j.graphdb.GraphDatabaseService;
import org.neo4j.helpers.Service;
import org.neo4j.io.fs.FileSystemAbstraction;
import org.neo4j.kernel.AvailabilityGuard;
import org.neo4j.kernel.configuration.Config;
import org.neo4j.kernel.extension.KernelExtensionFactory;
import org.neo4j.kernel.impl.logging.LogService;
import org.neo4j.kernel.impl.proc.Procedures;
import org.neo4j.kernel.impl.spi.KernelContext;
import org.neo4j.kernel.lifecycle.Lifecycle;
import org.neo4j.scheduler.JobScheduler;
/**
* A {@link KernelExtensionFactory} for the bloom fulltext addon.
*
* @see BloomProcedures
* @see LoadableBloomFulltextConfig
*/
@Service.Implementation( KernelExtensionFactory.class )
public class BloomKernelExtensionFactory extends KernelExtensionFactory<BloomKernelExtensionFactory.Dependencies>
{
public static final String SERVICE_NAME = "bloom";
public static final String BLOOM_RELATIONSHIPS = "bloomRelationships";
public static final String BLOOM_NODES = "bloomNodes";
public interface Dependencies
{
Config getConfig();
GraphDatabaseService db();
FileSystemAbstraction fileSystem();
Procedures procedures();
LogService logService();
AvailabilityGuard availabilityGuard();
JobScheduler scheduler();
}
public BloomKernelExtensionFactory()
{
super( SERVICE_NAME );
}
@Override
public Lifecycle newInstance( KernelContext context, Dependencies dependencies ) throws Throwable
{
FileSystemAbstraction fs = dependencies.fileSystem();
File storeDir = context.storeDir();
Config config = dependencies.getConfig();
GraphDatabaseService db = dependencies.db();
Procedures procedures = dependencies.procedures();
LogService logService = dependencies.logService();
AvailabilityGuard availabilityGuard = dependencies.availabilityGuard();
JobScheduler scheduler = dependencies.scheduler();
return new BloomKernelExtension(
fs, storeDir, config, db, procedures, logService, availabilityGuard, scheduler );
}
}