That would be EXCLUDE_AND_PRUNE. On Thu, Apr 7, 2011 at 7:58 AM, Dario Rexin <dario.re...@xing.com> wrote:
> Hi Peter, yes that would be not to include the path in the result set. > > > > On 07.04.2011, at 07:01, "Peter Neubauer" < > peter.neuba...@neotechnology.com> wrote: > > > Dario, > > I am not quite sure I understand what you mean by "drop" is that not > > to include the path into the result or prune or something else? Do you > > have a concrete example of this, maybe a simple toy graph test with > > toy information? > > > > Cheers, > > > > /peter neubauer > > > > GTalk: neubauer.peter > > Skype peter.neubauer > > Phone +46 704 106975 > > LinkedIn http://www.linkedin.com/in/neubauer > > Twitter http://twitter.com/peterneubauer > > > > http://www.neo4j.org - Your high performance graph > database. > > http://startupbootcamp.org/ - Öresund - Innovation happens HERE. > > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > > > > > > > > On Wed, Apr 6, 2011 at 6:35 PM, Dario Rexin <dario.re...@xing.com> > wrote: > >> Hello, > >> > >> we are trying to construct an Evaluator that will select only one node > from the middle of a path and include it in the result. We do have a > specific path we are looking for and the endNode is stored in 'end'. Now > what we would like to do is have an Evaluator like this: > >> > >> import org.neo4j.graphdb.traversal. > >> Evaluator; > >> > >> new Evaluator(){ > >> @Override > >> public Evaluation evaluate(org.neo4j.graphdb.Path path) { > >> if(path.length() > 3) { > >> return Evaluation.EXCLUDE_AND_PRUNE; > >> } else if (path.length() == 2) { > >> return Evaluation.INCLUDE_AND_CONTINUE; > >> } else if (path.length() < 2){ > >> return Evaluation.EXCLUDE_AND_CONTINUE; > >> } else { > >> return path.endNode().getId() == end.getId() ? > Evaluation.EXCLUDE_AND_PRUNE : Evaluation.DROP_PATH_AND_PRUNE; > >> } > >> } > >> } > >> > >> The decision on whether to accept or drop a path is based on wether we > have reached the endNode. That's why we would like to use something like > DROP_PATH_AND_PRUNE, which doesn't exist. What are we missing? > >> > >> Any help appreciated! > >> > >> Thanks, > >> Stephan and Dario > >> _______________________________________________ > >> Neo4j mailing list > >> User@lists.neo4j.org > >> https://lists.neo4j.org/mailman/listinfo/user > >> > > _______________________________________________ > > Neo4j mailing list > > User@lists.neo4j.org > > https://lists.neo4j.org/mailman/listinfo/user > _______________________________________________ > Neo4j mailing list > User@lists.neo4j.org > https://lists.neo4j.org/mailman/listinfo/user > -- Tobias Ivarsson <tobias.ivars...@neotechnology.com> Hacker, Neo Technology www.neotechnology.com Cellphone: +46 706 534857 _______________________________________________ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user
