/**
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 Aug 26, 2011
*/
package com.bigdata.rdf.sparql.ast;
import java.util.Map;
import com.bigdata.bop.BOp;
/**
* A special function node for modeling NOT EXISTS.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class NotExistsNode extends SubqueryFunctionNodeBase {
/**
*
*/
private static final long serialVersionUID = 1L;
/**
* @param anonvar
* An anonymous variable which will be bound by an ASK subquery.
* @param graphPattern
* The inner value of the NOT EXISTS function.
*/
public NotExistsNode(final VarNode anonvar,
final GraphPatternGroup<IGroupMemberNode> graphPattern) {
super(FunctionRegistry.NOT_EXISTS, anonvar, graphPattern);
}
/**
* Constructor required for {@link com.bigdata.bop.BOpUtility#deepCopy(FilterNode)}.
*/
public NotExistsNode(NotExistsNode op) {
super(op);
}
/**
* Required shallow copy constructor.
*/
public NotExistsNode(final BOp[] args, final Map<String, Object> anns) {
super(args, anns);
}
}