/**
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 Oct 29, 2007
*/
package com.bigdata.rdf.rules;
import org.openrdf.model.vocabulary.RDF;
import org.openrdf.model.vocabulary.RDFS;
import com.bigdata.rdf.spo.SPOPredicate;
import com.bigdata.rdf.vocab.Vocabulary;
/**
* rdfs4b:
*
* <pre>
* (?u ?a ?v) -> (?v rdf:type rdfs:Resource)
* </pre>
*
* Note: Literals can be entailed in the subject position by this rule and MUST
* be explicitly filtered out. That task is handled by the
* {@link DoNotAddFilter}. {@link RuleRdfs03} is the other way that literals
* can be entailed into the subject position.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class RuleRdfs04b extends AbstractRuleDistinctTermScan {
/**
*
*/
private static final long serialVersionUID = 5770961957356857919L;
public RuleRdfs04b(String relationName,Vocabulary vocab) {
super( "rdfs04b",//
new SPOPredicate(relationName,var("v"), vocab.getConstant(RDF.TYPE), vocab.getConstant(RDFS.RESOURCE)), //
new SPOPredicate[] { //
new SPOPredicate(relationName,var("u"), var("a"), var("v"))//
},//
null//constraints
);
}
}