/**
* Copyright (c) 2002-2011 "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.jmx.impl;
import java.io.File;
import java.io.IOException;
import java.util.Date;
import javax.management.NotCompliantMBeanException;
import javax.management.ObjectName;
import org.neo4j.jmx.Kernel;
import org.neo4j.kernel.KernelData;
import org.neo4j.kernel.impl.nioneo.xa.NeoStoreXaDataSource;
import org.neo4j.kernel.impl.transaction.XaDataSourceManager;
public class KernelBean extends Neo4jMBean implements Kernel
{
private final long kernelStartTime;
private final long storeCreationDate;
private final long storeId;
private final long storeLogVersion;
private final boolean isReadOnly;
private final String kernelVersion;
private final String storeDir;
private final ObjectName query;
KernelBean( KernelData kernel, ManagementSupport support ) throws NotCompliantMBeanException
{
super( Kernel.class, kernel, support );
NeoStoreXaDataSource datasource = getNeoDataSource( kernel );
this.kernelVersion = kernel.version().toString();
this.query = support.createMBeanQuery( kernel.instanceId() );
storeCreationDate = datasource.getCreationTime();
storeLogVersion = datasource.getCurrentLogVersion();
isReadOnly = datasource.isReadOnly();
storeId = datasource.getRandomIdentifier();
@SuppressWarnings( "hiding" ) String storeDir;
try
{
storeDir = new File( datasource.getStoreDir() ).getCanonicalFile().getAbsolutePath();
}
catch ( IOException e )
{
storeDir = new File( datasource.getStoreDir() ).getAbsolutePath();
}
this.storeDir = storeDir;
kernelStartTime = new Date().getTime();
}
public static NeoStoreXaDataSource getNeoDataSource( KernelData kernel )
{
XaDataSourceManager mgr = kernel.getConfig().getTxModule().getXaDataSourceManager();
return (NeoStoreXaDataSource) mgr.getXaDataSource( "nioneodb" );
}
public ObjectName getMBeanQuery()
{
return query;
}
public Date getKernelStartTime()
{
return new Date( kernelStartTime );
}
public Date getStoreCreationDate()
{
return new Date( storeCreationDate );
}
public String getStoreId()
{
return Long.toHexString( storeId );
}
public long getStoreLogVersion()
{
return storeLogVersion;
}
public String getKernelVersion()
{
return kernelVersion;
}
public boolean isReadOnly()
{
return isReadOnly;
}
public String getStoreDirectory()
{
return storeDir;
}
}