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(); > } > } > } > _______________________________________________ > Neo4j mailing list > [email protected] > https://lists.neo4j.org/mailman/listinfo/user > _______________________________________________ Neo4j mailing list [email protected] https://lists.neo4j.org/mailman/listinfo/user
