@Override
 public boolean contains(Node g, Node s, Node p, Node o) {
   Graph graph = getGraph(g);
   if (graph != null) {
     return graph.contains(s, p, o);
   } else {
     return false;
   }
 }
  public static boolean isContainer(Graph graph, Node container, Node containerType) {
    //        if ( container.isLiteral() )
    //            return false ;

    if (containerType == null)
      return isContainer(graph, container, BAG)
          || isContainer(graph, container, ALT)
          || isContainer(graph, container, SEQ);

    return graph.contains(container, RDFtype, containerType);
  }
Exemplo n.º 3
0
 /** Return true if the given pattern occurs somewhere in the find sequence. */
 @Override
 public boolean contains(TriplePattern pattern) {
   return graph.contains(pattern.getSubject(), pattern.getPredicate(), pattern.getObject());
 }
Exemplo n.º 4
0
        /** Return true iff the node can be converted to an instance of this class (Thing) */
        public boolean canWrap(Node n, EnhGraph eg) {
          Profile profile;
          if (eg instanceof OntModel) profile = ((OntModel) eg).getProfile();
          else return false;

          if (!profile.isSupported(n, eg, Individual.class)) {
            return false;
          }

          Graph graph = eg.asGraph();
          return graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Thing.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.String.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Phrase.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Word.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.StopWord.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Sentence.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.OffsetBasedString.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.ContextHashBasedString.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Document.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Topic.asNode())
              || graph.contains(
                  n,
                  com.hp.hpl.jena.vocabulary.RDF.type.asNode(),
                  eu.lod2.nlp2rdf.schema.tools.Vocabulary.Error.asNode());
        }
 /**
  * this is a simple-minded implementation of containsNode that uses find up to three times to
  * locate the node. Almost certainly particular graphs will be able to offer better query-handlers
  * ...
  */
 public boolean containsNode(Node n) {
   return graph.contains(n, Node.ANY, Node.ANY)
       || graph.contains(Node.ANY, n, Node.ANY)
       || graph.contains(Node.ANY, Node.ANY, n);
 }