Thanks Minto. I would rather not withdraw the release candidate but have a new release very soon (max a couple of weeks).
Reto On Fri, Jul 12, 2013 at 10:48 PM, Minto van der Sluis <[email protected]> wrote: > Fixed this with commit r1502677 (CLEREZZA-802) > > Please have a close look. Might need to be part of the pending release > as well. > > Regards, > > Minto > > Op 12-7-2013 18:14, Minto van der Sluis schreef: >> This time I end up with an NPE, see stack below. >> >> My changes resulted in the following >> >> public Object executeSparqlQuery(String query, TripleCollection >> defaultGraph, boolean forceFastlane) throws ParseException { >> TcProvider singleTargetTcProvider = null; >> if (forceFastlane) { >> singleTargetTcProvider = getSingleTargetTcProvider(); >> } else { >> final UriRef defaultGraphName = new >> UriRef("urn:x-temp:/kjsfadfhfasdffds"); >> SparqlPreParser sparqlPreParser = new SparqlPreParser(this); >> final Set<UriRef> referencedGraphs = >> sparqlPreParser.getReferredGraphs(query, defaultGraphName); >> if ((referencedGraphs != null) && >> (!referencedGraphs.contains(defaultGraphName))) { >> singleTargetTcProvider = >> getSingleTargetTcProvider(referencedGraphs); >> } >> } >> >> if ((singleTargetTcProvider != null) && (singleTargetTcProvider >> instanceof QueryableTcProvider)) { >> return >> ((QueryableTcProvider)singleTargetTcProvider).executeSparqlQuery(query, >> null); >> } >> final QueryEngine queryEngine = this.queryEngine; >> if (queryEngine != null) { >> return queryEngine.execute(this, defaultGraph, query); >> } else { >> throw new NoQueryEngineException(); >> } >> } >> >> private TcProvider getSingleTargetTcProvider() { >> return providerList.first(); >> } >> >> I guess the following like in BaseTdbTcProvider.executeSparqlQuery() is >> the culprit: >> >> getDataset().setDefaultModel(null); >> >> Stacktrace: >> >> java.lang.NullPointerException >> at >> com.hp.hpl.jena.sparql.core.DatasetImpl.addToCache(DatasetImpl.java:259) >> at >> com.hp.hpl.jena.sparql.core.DatasetImpl.setDefaultModel(DatasetImpl.java:214) >> at >> org.apache.clerezza.rdf.jena.tdb.storage.BaseTdbTcProvider.executeSparqlQuery(BaseTdbTcProvider.java:39) >> at >> org.apache.clerezza.rdf.jena.tdb.storage.ScalableSingleTdbDatasetTcProvider.executeSparqlQuery(ScalableSingleTdbDatasetTcProvider.java:81) >> at >> org.apache.clerezza.rdf.core.access.TcManager.executeSparqlQuery(TcManager.java:310) >> at >> org.apache.clerezza.rdf.core.access.TcManager.executeSparqlQuery(TcManager.java:282) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native >> Method)[:1.7.0_17] >> at >> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)[:1.7.0_17] >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.7.0_17] >> at java.lang.reflect.Method.invoke(Method.java:601)[:1.7.0_17] >> at >> org.apache.aries.proxy.impl.ProxyHandler$1.invoke(ProxyHandler.java:54)[12:org.apache.aries.proxy.impl:1.0.0] >> at >> org.apache.aries.proxy.impl.ProxyHandler.invoke(ProxyHandler.java:119)[12:org.apache.aries.proxy.impl:1.0.0] >> at >> org.apache.clerezza.rdf.core.access.$TcManager10360330.executeSparqlQuery(Unknown >> Source)[181:org.apache.clerezza.rdf.core:0.13.0.SNAPSHOT] >> at >> nl.overheid.stelsel.digimelding.astore.storage.clerezza.ClerezzaStorageProvider.query(ClerezzaStorageProvider.java:250)[209:astore-storage-clerezza:0.7.0.SNAPSHOT] >> > > > -- > ir. ing. Minto van der Sluis > Software innovator / renovator > Xup BV > > Mobiel: +31 (0) 626 014541 >
