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Neo4j kernel is a lightweight, embedded Java database designed to store data structured as graphs rather than tables. For more information, see http://neo4j.org.

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/*
 * Copyright (c) 2002-2015 "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 .
 */
package org.neo4j.kernel.impl.factory;

import org.neo4j.graphdb.DependencyResolver;
import org.neo4j.kernel.IdGeneratorFactory;
import org.neo4j.kernel.KernelDiagnostics;
import org.neo4j.kernel.NeoStoreDataSource;
import org.neo4j.kernel.impl.constraints.ConstraintSemantics;
import org.neo4j.kernel.impl.api.CommitProcessFactory;
import org.neo4j.kernel.impl.api.SchemaWriteGuard;
import org.neo4j.kernel.impl.core.LabelTokenHolder;
import org.neo4j.kernel.impl.core.PropertyKeyTokenHolder;
import org.neo4j.kernel.impl.core.RelationshipTypeTokenHolder;
import org.neo4j.kernel.impl.locking.Locks;
import org.neo4j.kernel.impl.storemigration.UpgradeConfiguration;
import org.neo4j.kernel.impl.transaction.TransactionHeaderInformationFactory;
import org.neo4j.kernel.info.DiagnosticsManager;

/**
 * Edition module for {@link org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory}. Implementations of this class
 * need to create all the services that would be specific for a particular edition of the database.
 */
public abstract class EditionModule
{
    public IdGeneratorFactory idGeneratorFactory;

    public LabelTokenHolder labelTokenHolder;

    public PropertyKeyTokenHolder propertyKeyTokenHolder;

    public Locks lockManager;

    public CommitProcessFactory commitProcessFactory;

    public long transactionStartTimeout;

    public RelationshipTypeTokenHolder relationshipTypeTokenHolder;

    public TransactionHeaderInformationFactory headerInformationFactory;

    public SchemaWriteGuard schemaWriteGuard;

    public UpgradeConfiguration upgradeConfiguration;

    public ConstraintSemantics constraintSemantics;

    protected void doAfterRecoveryAndStartup( String editionName, DependencyResolver dependencyResolver)
    {
        DiagnosticsManager diagnosticsManager = dependencyResolver.resolveDependency( DiagnosticsManager.class );
        NeoStoreDataSource neoStoreDataSource = dependencyResolver.resolveDependency( NeoStoreDataSource.class );

        diagnosticsManager.prependProvider( new KernelDiagnostics.Versions(
                editionName, neoStoreDataSource.get().getMetaDataStore().getStoreId() ) );
        neoStoreDataSource.registerDiagnosticsWith( diagnosticsManager );
        diagnosticsManager.appendProvider( new KernelDiagnostics.StoreFiles( neoStoreDataSource.getStoreDir() ) );
    }
}