/*
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
*/
/*
* Created on May 30, 2008
*/
package com.bigdata.btree;
import com.bigdata.btree.view.FusedView;
/**
* Interface indicates that the index is local rather than remote. A local index
* may consistent of either an {@link AbstractBTree} or a {@link FusedView} of
* {@link AbstractBTree}s.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
*/
public interface ILocalBTreeView extends IIndex {
/**
* The #of {@link AbstractBTree}s sources for the view. This will be ONE (1)
* if the view is a {@link BTree}.
*/
public int getSourceCount();
/**
* An array containing the ordered sources in the view. Changes to the array
* DO NOT affect the view. If the view is an {@link AbstractBTree} then the
* array will contain a single element which is that {@link AbstractBTree}.
*/
public AbstractBTree[] getSources();
/**
* The {@link BTree} that is absorbing writes for the view.
*
* @throws UnsupportedOperationException
* if the index is not mutable.
*/
public BTree getMutableBTree();
/**
* Return the bloom filter.
*
* @return The bloom filter if one exists and otherwise <code>null</code>.
*/
public IBloomFilter getBloomFilter();
}