/*
* Copyright (c) 2002-2009 "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.impl.nioneo.store;
import java.util.Map;
import org.neo4j.kernel.impl.nioneo.store.AbstractDynamicStore;
/**
* Dynamic store that stores strings.
*/
public class DynamicStringStore extends AbstractDynamicStore
{
// store version, each store ends with this string (byte encoded)
private static final String VERSION = "StringPropertyStore v0.9.5";
public DynamicStringStore( String fileName, Map<?,?> config )
{
super( fileName, config );
}
public DynamicStringStore( String fileName )
{
super( fileName );
}
public String getTypeAndVersionDescriptor()
{
return VERSION;
}
public static void createStore( String fileName, int blockSize )
{
createEmptyStore( fileName, blockSize, VERSION );
}
public void setHighId( long highId )
{
super.setHighId( highId );
}
public int nextBlockId()
{
return super.nextBlockId();
}
@Override
protected boolean versionFound( String version )
{
if ( !version.startsWith( "StringPropertyStore" ) )
{
// non clean shutdown, need to do recover with right neo
return false;
}
if ( version.equals( "StringPropertyStore v0.9.3" ) )
{
rebuildIdGenerator();
closeIdGenerator();
return true;
}
throw new IllegalStoreVersionException( "Store version [" + version +
"]. Please make sure you are not running old Neo4j kernel " +
" towards a store that has been created by newer version " +
" of Neo4j." );
}
}