Simon Helsen created JENA-311:
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Summary: Quad: object cannot be null
Key: JENA-311
URL: https://issues.apache.org/jira/browse/JENA-311
Project: Apache Jena
Issue Type: Bug
Components: TDB
Affects Versions: TDB 0.9.4
Environment: windows 7/Oracle 6 JVM
Reporter: Simon Helsen
I have attached a test case. If you first execute it and then execute it again
you will hit
Exception in thread "main" java.lang.UnsupportedOperationException: Quad:
object cannot be null
at com.hp.hpl.jena.sparql.core.Quad.<init>(Quad.java:62)
at com.hp.hpl.jena.tdb.lib.TupleLib.quad(TupleLib.java:162)
at com.hp.hpl.jena.tdb.lib.TupleLib.quad(TupleLib.java:153)
at com.hp.hpl.jena.tdb.lib.TupleLib.access$1(TupleLib.java:149)
at com.hp.hpl.jena.tdb.lib.TupleLib$4.convert(TupleLib.java:87)
at com.hp.hpl.jena.tdb.lib.TupleLib$4.convert(TupleLib.java:1)
at org.openjena.atlas.iterator.Iter$4.next(Iter.java:301)
at org.openjena.atlas.iterator.IteratorCons.next(IteratorCons.java:97)
at org.openjena.atlas.iterator.Iter.sendToSink(Iter.java:572)
at org.openjena.riot.out.NQuadsWriter.write(NQuadsWriter.java:51)
at org.openjena.riot.out.NQuadsWriter.write(NQuadsWriter.java:38)
at org.openjena.riot.RiotWriter.writeNQuads(RiotWriter.java:41)
at
com.ibm.jena.test.QuadsObjectIsNullTest.main(QuadsObjectIsNullTest.java:147)
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