How to use

TripleComparator

in

org.apache.jena.sparql.util

public static Map<Node, Set<Triple>> indexSorted(Iterable<Quad> quads)
{
  Map<Node, Set<Triple>> result = new TreeMap<Node, Set<Triple>>(new NodeComparator());
  for(Quad q : quads) {
    Set<Triple> triples = result.get(q.getGraph());
    if(triples == null) {
      triples = new TreeSet<Triple>(new TripleComparator());
      result.put(q.getGraph(), triples);
    }
    triples.add(q.asTriple());
  }
  return result;
}

        @Override
        public int compare(Triple o1, Triple o2) {
          boolean same = o1.subjectMatches(o2.getSubject())
              && o2.predicateMatches(o2.getPredicate())
              && o1.getObject().isVariable() && o2.getObject().isVariable();
//                            && !var2OutgoingTPs.containsKey(o1.getObject());
          if (same) return 0;
          return comp.compare(o1, o2);
        }
      });

        @Override
        public int compare(Triple o1, Triple o2) {
          boolean same = o1.subjectMatches(o2.getSubject())
              && o2.predicateMatches(o2.getPredicate())
              && o1.getObject().isVariable() && o2.getObject().isVariable();
//                            && !var2IncomingTPs.containsKey(o1.getObject());
          if (same) return 0;
          return comp.compare(o1, o2);
        }
      });

  @Override
  protected DataBag<Triple> createDataBag()
  {
    return BagFactory.newDistinctBag(getThresholdPolicy(), SerializationFactoryFinder.tripleSerializationFactory(), new TripleComparator()) ;
  }
}

        @Override
        public int compare(Triple o1, Triple o2) {
          boolean same = o1.objectMatches(o2.getObject())
              && o2.predicateMatches(o2.getPredicate())
              && o1.getSubject().isVariable() && o2.getSubject().isVariable();
//                            && !var2IncomingTPs.containsKey(o1.getObject());
          if (same) return 0;
          return comp.compare(o1, o2);
        }
      });

  fixedTriplePatterns.add(tp);
} else {
  Set<Triple> cluster = new TreeSet<>(new TripleComparator());
  cluster.add(tp);
  clusters.add(cluster);
  TripleComparator comp = new TripleComparator();

TripleComparator comp = new TripleComparator();

TripleComparator comp = new TripleComparator();