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UnifiedViews
https://www.poolparty.biz/agile-data-integration
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Stream closed when running SPARQL #115

Closed jakubklimek closed 10 years ago

jakubklimek commented 10 years ago

While running T-SPARQL in execution 496: [MFČR] Rozvaha 2010, it is interrupted with exception and the pipeline continues, even though all triples are lost.

Stack trace:
eu.unifiedviews.plugins.transformer.sparql.InvalidQueryException This query is probably not valid. java.io.IOException: Stream closed.
   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.executeConstructQuery(SPARQL.java:439)
   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.execute(SPARQL.java:182)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.executeInstance(DPUExecutor.java:231)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.execute(DPUExecutor.java:369)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.run(DPUExecutor.java:451)
   at java.lang.Thread.run(Thread.java:745)
org.openrdf.query.QueryEvaluationException java.io.IOException: Stream closed.
   ... 5 common frames omitted   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.executeConstructQuery(SPARQL.java:436)
   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.execute(SPARQL.java:182)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.executeInstance(DPUExecutor.java:231)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.execute(DPUExecutor.java:369)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.run(DPUExecutor.java:451)
   at java.lang.Thread.run(Thread.java:745)
java.io.IOException Stream closed.
   ... 10 common frames omitted   at org.openrdf.http.client.BackgroundGraphResult.handleClose(BackgroundGraphResult.java:117)
   at info.aduna.iteration.CloseableIterationBase.close(CloseableIterationBase.java:65)
   at info.aduna.iteration.Iterations.closeCloseable(Iterations.java:104)
   at info.aduna.iteration.Iterations.addAll(Iterations.java:87)
   at org.openrdf.query.QueryResults.asModel(QueryResults.java:67)
   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.executeConstructQuery(SPARQL.java:436)
   at eu.unifiedviews.plugins.transformer.sparql.SPARQL.execute(SPARQL.java:182)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.executeInstance(DPUExecutor.java:231)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.execute(DPUExecutor.java:369)
   at cz.cuni.mff.xrg.odcs.backend.execution.dpu.DPUExecutor.run(DPUExecutor.java:451)
   at java.lang.Thread.run(Thread.java:745)
ghost commented 10 years ago

Resolved, not using graphs (construct) anymore