/*
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 Jan 18, 2008
*/
package com.bigdata.btree.filter;
import java.util.Iterator;
import com.bigdata.btree.IRangeQuery;
import com.bigdata.btree.ITuple;
import com.bigdata.btree.ITupleIterator;
import cutthecrap.utils.striterators.IFilter;
/**
* Interface for stacked filtering iterators for {@link ITuple}s.
*
* @see ITupleIterator
*
* @see IRangeQuery#rangeIterator(byte[], byte[], int, int, IFilterConstructor)
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
* @param <E>
* The generic type of the objects that can be materialized using
* {@link ITuple#getObject()}.
*/
public interface ITupleFilter<E> extends IFilter {
/**
* Strengthened return type.
* <p>
* {@inheritDoc}
*/
public ITupleIterator<E> filterOnce(Iterator src, Object context);
}