/**
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
This program 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; version 2 of the License.
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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.bigdata.rdf.sail;
import com.bigdata.journal.IIndexManager;
import com.bigdata.service.IBigdataFederation;
/**
* Context object provides access to the {@link IIndexManager}.
*
* @author Martyn Cutcher
*/
public class BigdataBaseContext {
// static private final Logger log = Logger.getLogger(BigdataBaseContext.class);
private final IIndexManager m_indexManager;
public BigdataBaseContext(final IIndexManager indexManager) {
if (indexManager == null)
throw new IllegalArgumentException();
m_indexManager = indexManager;
}
public IIndexManager getIndexManager() {
return m_indexManager;
}
/**
* Return <code>true</code> iff the {@link IIndexManager} is an
* {@link IBigdataFederation} and {@link IBigdataFederation#isScaleOut()}
* reports <code>true</code>.
*/
public boolean isScaleOut() {
return m_indexManager instanceof IBigdataFederation
&& ((IBigdataFederation<?>) m_indexManager).isScaleOut();
}
}