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TransitionalPeriodTransactionMessContainer.java
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TransitionalPeriodTransactionMessContainer.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 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.server.rest.transactional;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.neo4j.kernel.GraphDatabaseQueryService;
import org.neo4j.kernel.api.KernelTransaction.Type;
import org.neo4j.kernel.api.security.AccessMode;
import org.neo4j.kernel.impl.core.ThreadToStatementContextBridge;
import org.neo4j.kernel.impl.coreapi.InternalTransaction;
import org.neo4j.kernel.impl.coreapi.PropertyContainerLocker;
import org.neo4j.kernel.impl.factory.GraphDatabaseFacade;
import org.neo4j.kernel.impl.query.Neo4jTransactionalContext;
import org.neo4j.kernel.impl.query.QuerySession;
import org.neo4j.kernel.impl.query.TransactionalContext;
import org.neo4j.server.rest.web.ServerQuerySession;
public class TransitionalPeriodTransactionMessContainer
{
private static final PropertyContainerLocker locker = new PropertyContainerLocker();
private final GraphDatabaseFacade db;
private final ThreadToStatementContextBridge txBridge;
public TransitionalPeriodTransactionMessContainer( GraphDatabaseFacade db )
{
this.db = db;
this.txBridge = db.getDependencyResolver().resolveDependency( ThreadToStatementContextBridge.class );
}
public TransitionalTxManagementKernelTransaction newTransaction( Type type, AccessMode mode,
long customTransactionTimeout )
{
return new TransitionalTxManagementKernelTransaction( db, type, mode, customTransactionTimeout, txBridge );
}
public ThreadToStatementContextBridge getBridge()
{
return txBridge;
}
public QuerySession create( String query, Map<String, Object> parameters, GraphDatabaseQueryService service,
Type type, AccessMode mode, long customTransactionTimeout, HttpServletRequest request )
{
InternalTransaction transaction = customTransactionTimeout > 0 ? db.beginTransaction( type, mode, customTransactionTimeout ) :
db.beginTransaction( type, mode);
TransactionalContext context = new Neo4jTransactionalContext( service, transaction, txBridge.get(), query,
parameters, locker );
return new ServerQuerySession( request, context );
}
}