[
https://issues.apache.org/jira/browse/JENA-1499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16389764#comment-16389764
]
Andy Seaborne commented on JENA-1499:
-------------------------------------
This shows an inconsistency with {{dsg.containsGraph}}.
This _might_ have knock on effects.
{noformat}
public static void main(String... args) throws Exception {
dwim("general", DatasetGraphFactory.createGeneral());
System.out.println();
dwim("TIM", DatasetGraphFactory.createTxnMem());
System.out.println("-- --");
System.out.println("DONE");
System.exit(0);
}
public static void dwim(String label, DatasetGraph dsg) throws Exception {
System.out.println("== "+label);
Node gn = NodeFactory.createURI("http://example/g";) ;
Quad q = SSE.parseQuad("(:g :s :p :o)");
dsg.add(q);
dsg.delete(q);
// UpdateAction.parseExecute("CREATE GRAPH <http://example/g2>", dsg);
System.out.println("Contains: "+dsg.containsGraph(gn));
System.out.println("-- listGraphNodes");
Iter.print(dsg.listGraphNodes());
System.out.println("-- dump");
RDFDataMgr.write(System.out, dsg, Lang.TRIG);
return;
}
{noformat}
> The TIM dataset retains a memory of named graphs after deleting all quads.
> --------------------------------------------------------------------------
>
> Key: JENA-1499
> URL: https://issues.apache.org/jira/browse/JENA-1499
> Project: Apache Jena
> Issue Type: Bug
> Affects Versions: Jena 3.6.0
> Reporter: Andy Seaborne
> Priority: Major
>
> Illustration:
> {noformat}
> DatasetGraph dsg = DatasetGraphFactory.createTxnMem();
> Quad q = SSE.parseQuad("(:g :s :p :o)");
> dsg.add(q);
> dsg.delete(q);
> Iter.print(dsg.listGraphNodes());
> {noformat}
> prints {{http://example/g}}.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
