There are no updates happening in my code, in spite of my misapplication of the suffix convention.
I'm working on a test case for you. On Thu, Feb 3, 2011 at 4:33 AM, Andy Seaborne <[email protected]> wrote: > Works for me (on the test data from before). > > tdbloader --loc DB ~/Desktop/1k_news.nq.gz > tdbquery --loc=DB --file=Q.rq > => result model. > > Iterators count as read operations - you can't update a model and continue > to iterate over results (which is what CONSTRUCT is doing). > > sync'ing a dataset is a write operation. > > Andy > > PS The file extension for SPARQL queries is ".rq". The extension for SPARQL > Update is ".ru" (where "is" is defined to be "when the W3C registers the > MIME type"). > > > On 03/02/11 02:02, Benson Margulies wrote: >> >> Jira shortly I hope. >> >> Caused by: java.util.ConcurrentModificationException: Iterator: >> started at 266532, now 266533 >> at >> com.hp.hpl.jena.tdb.sys.ConcurrencyPolicyMRSW.policyError(ConcurrencyPolicyMRSW.java:127) >> at >> com.hp.hpl.jena.tdb.sys.ConcurrencyPolicyMRSW.access$000(ConcurrencyPolicyMRSW.java:18) >> at >> com.hp.hpl.jena.tdb.sys.ConcurrencyPolicyMRSW$IteratorCheckNotConcurrent.checkCourrentModification(ConcurrencyPolicyMRSW.java:90) >> at >> com.hp.hpl.jena.tdb.sys.ConcurrencyPolicyMRSW$IteratorCheckNotConcurrent.hasNext(ConcurrencyPolicyMRSW.java:97) >> at org.openjena.atlas.iterator.Iter$4.hasNext(Iter.java:262) >> at org.openjena.atlas.iterator.Iter$3.hasNext(Iter.java:152) >> at org.openjena.atlas.iterator.Iter.hasNext(Iter.java:596) >> at >> org.openjena.atlas.iterator.RepeatApplyIterator.hasNext(RepeatApplyIterator.java:46) >> at org.openjena.atlas.iterator.Iter$4.hasNext(Iter.java:262) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterPlainWrapper.hasNextBinding(QueryIterPlainWrapper.java:42) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcessBinding.hasNextBinding(QueryIterProcessBinding.java:48) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterConcat.hasNextBinding(QueryIterConcat.java:70) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.hasNextBinding(QueryIterRepeatApply.java:57) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterProcessBinding.hasNextBinding(QueryIterProcessBinding.java:48) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterDefaulting.hasNextBinding(QueryIterDefaulting.java:43) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIterRepeatApply.hasNextBinding(QueryIterRepeatApply.java:57) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:28) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorWrapper.hasNextBinding(QueryIteratorWrapper.java:28) >> at >> com.hp.hpl.jena.sparql.engine.iterator.QueryIteratorBase.hasNext(QueryIteratorBase.java:66) >> at >> com.hp.hpl.jena.sparql.engine.QueryExecutionBase.execConstruct(QueryExecutionBase.java:117) >> at >> com.basistech.jug.rdfdb.jena.JenaStore.executeConstructQuery(JenaStore.java:127) >> at >> com.basistech.jug.rdfdb.jena.QueryManager.runConstructQuery(QueryManager.java:59) >> at >> com.basistech.jug.rdfdb.service.query.QueryService.constructQuery(QueryService.java:166) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at >> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) >> at java.lang.reflect.Method.invoke(Method.java:597) >> at >> org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:173) >> at >> org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:89) >> ... 29 more >
