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https://issues.apache.org/jira/browse/MARMOTTA-191?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13625398#comment-13625398
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Sergio Fernández commented on MARMOTTA-191:
-------------------------------------------
Yes, enableAssertions comes enabled by default in maven, but I'd need to check
the other. Could you please provide me more details why this could be the
source of the issue? Thanks!
> SPARQL graph results fails under some circunstances
> ---------------------------------------------------
>
> Key: MARMOTTA-191
> URL: https://issues.apache.org/jira/browse/MARMOTTA-191
> Project: Marmotta
> Issue Type: Bug
> Components: Platform
> Affects Versions: 2.6, 3.0-incubating
> Reporter: Sergio Fernández
> Assignee: Sergio Fernández
> Priority: Minor
> Fix For: 3.1-incubating
>
>
> Write some unit tests:
> https://git-wip-us.apache.org/repos/asf?p=incubator-marmotta.git;a=blob;f=platform/marmotta-sparql/src/test/java/org/apache/marmotta/platform/sparql/webservices/SparqlWebServiceTest.java;h=06d03ebdcbcdec8cdf33e4ae975383ee6c2332bf;hb=HEAD#l91
> I realized the SPARQL Graph results fails:
> java.lang.AssertionError: Created a duplicate MemURI for URI
> http://www.wikier.org/foaf#wikier
> at
> org.openrdf.sail.memory.model.MemValueFactory.getOrCreateMemURI(MemValueFactory.java:281)
> at
> org.openrdf.sail.memory.model.MemValueFactory.getOrCreateMemResource(MemValueFactory.java:247)
> at
> org.openrdf.sail.memory.MemoryStore.addStatement(MemoryStore.java:538)
> at
> org.openrdf.sail.memory.MemoryStoreConnection.addStatementInternal(MemoryStoreConnection.java:441)
> at
> org.openrdf.sail.memory.MemoryStoreConnection.addStatementInternal(MemoryStoreConnection.java:395)
> at
> org.openrdf.sail.helpers.SailConnectionBase.addStatement(SailConnectionBase.java:441)
> at
> org.openrdf.repository.sail.SailRepositoryConnection.addWithoutCommit(SailRepositoryConnection.java:281)
> at
> org.openrdf.repository.base.RepositoryConnectionBase.addWithoutCommit(RepositoryConnectionBase.java:561)
> at
> org.openrdf.repository.base.RepositoryConnectionBase.add(RepositoryConnectionBase.java:433)
> at
> org.apache.marmotta.platform.sparql.services.sparqlio.rdf.SPARQLGraphResultWriter.write(SPARQLGraphResultWriter.java:68)
> at
> org.apache.marmotta.platform.sparql.services.sparql.SparqlServiceImpl.query(SparqlServiceImpl.java:195)
> at
> org.apache.marmotta.platform.sparql.services.sparql.SparqlServiceImpl.query(SparqlServiceImpl.java:108)
> at
> org.apache.marmotta.platform.sparql.services.sparql.SparqlServiceImpl$Proxy$_$$_WeldClientProxy.query(SparqlServiceImpl$Proxy$_$$_WeldClientProxy.java)
> at
> org.apache.marmotta.platform.sparql.webservices.SparqlWebService$1.write(SparqlWebService.java:485)
> But I'm not totally sure it's actually a bug, either on our side or in
> Sesame, because I cannot easily reproduce it on all environments: it works
> fine at runtime and from junit at eclipse, but it fails from maven.
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