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https://issues.apache.org/jira/browse/CLEREZZA-33?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Reto Bachmann-Gmür closed CLEREZZA-33.
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> serialization of sparql query containing filter with regex fails
> ----------------------------------------------------------------
>
> Key: CLEREZZA-33
> URL: https://issues.apache.org/jira/browse/CLEREZZA-33
> Project: Clerezza
> Issue Type: Bug
> Reporter: Hasan
> Assignee: Hasan
>
> The following test fails
> @Test
> public void testRegex() {
> final String queryString = "SELECT ?p WHERE { " +
> "<http://localhost/testitem> ?p ?x . " +
> "FILTER
> REGEX(?x,\".*uni.*\"^^<http://www.w3.org/2001/XMLSchema#string>) }";
> Variable p = new Variable("p");
> SimpleSelectQuery selectQuery = new SimpleSelectQuery();
> selectQuery.addSelection(p);
> Variable x = new Variable("x");
> Set<TriplePattern> triplePatterns = new
> HashSet<TriplePattern>();
> triplePatterns.add(new SimpleTriplePattern(
> new UriRef("http://localhost/testitem";), p, x));
> SimpleBasicGraphPattern bgp = new
> SimpleBasicGraphPattern(triplePatterns);
> SimpleGroupGraphPattern queryPattern = new
> SimpleGroupGraphPattern();
> queryPattern.addGraphPattern(bgp);
> List<Expression> arguments = new ArrayList<Expression>();
> arguments.add(x);
> arguments.add(new
> LiteralExpression(LiteralFactory.getInstance().
> createTypedLiteral(".*uni.*")));
> BuiltInCall constraint = new BuiltInCall("REGEX", arguments);
> queryPattern.addConstraint(constraint);
> selectQuery.setQueryPattern(queryPattern);
> Assert.assertTrue(selectQuery.toString()
> .replaceAll("( |\n)+", "
> ").trim().equals(queryString));
> }
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