/**
* Copyright (c) 2002-2012 "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.ha;
import java.net.URI;
import org.neo4j.kernel.configuration.Config;
import org.neo4j.kernel.ha.cluster.AbstractModeSwitcher;
import org.neo4j.kernel.ha.cluster.ClusterMemberModeSwitcher;
import org.neo4j.kernel.ha.cluster.ClusterMemberStateMachine;
import org.neo4j.kernel.impl.transaction.xaframework.TxIdGenerator;
import org.neo4j.kernel.impl.util.StringLogger;
public class TxIdGeneratorModeSwitcher extends AbstractModeSwitcher<TxIdGenerator>
{
private final HaXaDataSourceManager xaDsm;
private final Master master;
private final RequestContextFactory requestContextFactory;
private StringLogger msgLog;
private Config config;
private Slaves slaves;
public TxIdGeneratorModeSwitcher( ClusterMemberStateMachine stateMachine,
DelegateInvocationHandler<TxIdGenerator> delegate, HaXaDataSourceManager xaDsm,
Master master, RequestContextFactory requestContextFactory,
StringLogger msgLog, Config config, Slaves slaves
)
{
super( stateMachine, delegate );
this.xaDsm = xaDsm;
this.master = master;
this.requestContextFactory = requestContextFactory;
this.msgLog = msgLog;
this.config = config;
this.slaves = slaves;
}
@Override
protected TxIdGenerator getMasterImpl()
{
return new MasterTxIdGenerator( MasterTxIdGenerator.from( config ), msgLog, slaves );
}
@Override
protected TxIdGenerator getSlaveImpl( URI serverHaUri )
{
return new SlaveTxIdGenerator( config.get( HaSettings.server_id ), master,
ClusterMemberModeSwitcher.getServerId( serverHaUri ), requestContextFactory, xaDsm );
}
}