/**
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 April 15, 2012
*/
package com.bigdata.rdf.sparql.ast;
import java.util.Iterator;
import cutthecrap.utils.striterators.FilterBase;
/**
* Class may be used to collect statistics from a stream of solutions.
*
* @see SolutionSetStatserator#getStats()
*/
public class SolutionSetStatsFilter extends FilterBase {
/**
*
*/
private static final long serialVersionUID = 1L;
@Override
protected Iterator filterOnce(final Iterator src,
final Object contextIsIgnored) {
return new SolutionSetStatserator(src);
}
}