good stuff, thanks Mattias
On Tue, Oct 26, 2010 at 12:49 AM, Mattias Persson <[email protected]
> wrote:
> Ah, it's a bug allright... only when using the BatchInserterIndex. The
> problem goes away if you add "provider":"lucene" to the configuration map,
> like:
>
> persons= indexProvider.nodeIndex("persons",
> MapUtil.stringMap("type","exact",
> "provider", "lucene"));
>
> It will be fixed in M03, where the LuceneBatchInserterIndexProvider fills
> that in for you.
>
> 2010/10/26 Peter Neubauer <[email protected]>
>
> > Paddy,
> > just tested it, and it seems it only occurs when running standalone,
> > see the other mail. Seems to be a bug, and I think it is linked to the
> > behavior seen in the Python bindings, too.
> >
> > Cheers,
> >
> > /peter neubauer
> >
> > VP Product Management, Neo Technology
> >
> > 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://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party.
> >
> >
> >
> > On Tue, Oct 26, 2010 at 3:56 AM, Paddy <[email protected]> wrote:
> > > Hi,
> > > I'm trying out the new Index Framework Batch Inserter using version
> > 1.2.M02.
> > > I getting a "No index provider 'null' found" error when calling
> > > graphDb.index().forNodes("persons") in my test code below
> > >
> > > Exception in thread "main" java.lang.IllegalArgumentException: No index
> > > provider 'null' found
> > > at
> > >
> >
> org.neo4j.kernel.IndexManagerImpl.getIndexProvider(IndexManagerImpl.java:65)
> > > at
> org.neo4j.kernel.IndexManagerImpl.forNodes(IndexManagerImpl.java:205)
> > > at
> > >
> >
> ie.transportdublin.batchinserter.BatchIndexTest.main(BatchIndexTest.java:40)
> > >
> > > From debugging it looks like config.get( KEY_INDEX_PROVIDER )@ L205 in
> > > IndexManagerImpl
> > > is returning a null value.
> > >
> > > Or please let me know if I should be doing this a different way.
> > >
> > > thanks
> > > Paddy
> > >
> > >
> > > public class BatchIndexTest {
> > >
> > > static final String DB_PATH = "data/neo-db-test10";
> > > static BatchInserterIndexProvider indexProvider;
> > > static BatchInserter inserter;
> > > static BatchInserterIndex persons ;
> > > static GraphDatabaseService graphDb;
> > >
> > > public static void main(String[] args) {
> > >
> > > inserter = new BatchInserterImpl(DB_PATH);
> > > indexProvider = new LuceneBatchInserterIndexProvider(inserter);
> > > persons= indexProvider.nodeIndex("persons", MapUtil.stringMap("type",
> > > "exact"));
> > > Map<String, Object> properties = MapUtil.map("name", "test");
> > > long node = inserter.createNode(properties);
> > > persons.add(node, properties);
> > > indexProvider.shutdown();
> > > inserter.shutdown();
> > > graphDb = new EmbeddedGraphDatabase(DB_PATH);
> > > Transaction tx = graphDb.beginTx();
> > > try {
> > > IndexManager indexManager = graphDb.index();
> > > System.out.println(indexManager.forRelationships("persons"));
> > > System.out.println(indexManager.existsForNodes("persons")); //returns
> > true
> > > //Getting an error with the following code
> > > System.out.println(indexManager.forNodes("persons"));
> > >
> > > tx.success();
> > > } finally {
> > > tx.finish();
> > > graphDb.shutdown();
> > > }
> > > }
> > > }
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>
>
>
> --
> Mattias Persson, [[email protected]]
> Hacker, Neo Technology
> www.neotechnology.com
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