Revision 51258
Added by Alessia Bardi about 6 years ago
| VirtuosoReadAPI.java | ||
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| 118 | 118 |
//log.debug(describeQuery); |
| 119 | 119 |
//Can't use DESCRIBE query: server decides what to return (i.e. not all triples) and cannot find out if and how Virtuoso can be configured |
| 120 | 120 |
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String q = "DEFINE input:inference \'parthenos_rules\' CONSTRUCT {<%s> ?p ?o . } WHERE { <%s> ?p ?o .}";
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//String q = "CONSTRUCT {<%s> ?p ?o . } WHERE { <%s> ?p ?o . }";
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String query = String.format(q, subjectURL, subjectURL, subjectURL, subjectURL); |
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String q = "DEFINE input:inference 'parthenos_rules' CONSTRUCT {<%s> ?p ?o . } WHERE { <%s> ?p ?o .}";
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String query = String.format(q, subjectURL, subjectURL); |
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| 124 | 123 |
sendConstructResponse(query, responseStream); |
| 125 | 124 |
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| 126 | 127 |
} |
| 127 | 128 |
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| 128 | 129 |
@RequestMapping(value = "/virtuoso/subjectForJRR", produces = { "application/rdf+xml", "application/xml" }, method = RequestMethod.GET)
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| ... | ... | |
| 143 | 144 |
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| 144 | 145 |
protected void sendConstructResponse(final String query, final OutputStream responseStream){
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| 145 | 146 |
log.debug(query); |
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log.debug("SPARQL endpoint: "+sparqlUrl);
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| 146 | 148 |
final QueryEngineHTTP serviceRequest = new QueryEngineHTTP(sparqlUrl, query); |
| 147 | 149 |
Model resultModel = serviceRequest.execConstruct(); |
| 148 | 150 |
RDFDataMgr.write(responseStream, resultModel, RDFFormat.RDFXML_PLAIN); |
| ... | ... | |
| 150 | 152 |
serviceRequest.close(); |
| 151 | 153 |
} |
| 152 | 154 |
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| 153 | 156 |
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| 154 | 157 |
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| 155 | 158 |
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| 156 | 160 |
} |
Also available in: Unified diff
Getting unexpected 406 because of wrong sparql query..some debug logs might help