Package org.apache.jena.riot.system

Examples of org.apache.jena.riot.system.StreamRDF

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            try {
                Graph g = GraphFactory.createDefaultGraph() ;
                HttpEntity entity = response.getEntity() ;
                MediaType mt = MediaType.create(response.getFirstHeader(HttpNames.hContentType).getValue()) ;
                mt.getCharset() ;
                StreamRDF dest = StreamRDFLib.graph(g) ;
                InputStream in = entity.getContent() ;
                LangRIOT parser = createParser(in, baseIRI, dest) ;
                parser.parse() ;
                in.close() ;
                this.graph = g ;
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public class NTriplesWriter extends WriterGraphRIOTBase
{
    public static void write(OutputStream out, Iterator<Triple> iter)
    {
        StreamRDF s = StreamRDFLib.writer(out) ;
        s.start() ;
        StreamRDFLib.triplesToStream(s, iter) ;
        s.finish();
    }
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        s.finish();
    }
   
    public static void write(Writer out, Iterator<Triple> iter)
    {
        StreamRDF s = StreamRDFLib.writer(out) ;
        s.start() ;
        StreamRDFLib.triplesToStream(s, iter) ;
        s.finish();
    }
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public class NQuadsWriter extends WriterDatasetRIOTBase
{
    public static void write(OutputStream out, Iterator<Quad> iter)
    {
        StreamRDF s = StreamRDFLib.writer(out) ;
        s.start() ;
        StreamRDFLib.quadsToStream(s, iter) ;
        s.finish();
    }
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        s.finish();
    }
   
    public static void write(Writer out, Iterator<Quad> iter)
    {
        StreamRDF s = StreamRDFLib.writer(out) ;
        s.start() ;
        StreamRDFLib.quadsToStream(s, iter) ;
        s.finish();
    }
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    }
   
    private DatasetGraph parseToDataset(String string)
    {
        DatasetGraph dsg = DatasetLib.createDatasetGraphMem() ;
        StreamRDF dest = StreamRDFLib.dataset(dsg) ;
        parse(dest, string) ;
        return dsg ;
    }
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    private Graph parseAsRDFJSON (ByteArrayOutputStream bout)
    {
        ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()) ;
        Graph graph = GraphFactory.createGraphMem() ;
        StreamRDF dest = StreamRDFLib.graph(graph) ;
        LangRIOT parser = RiotReader.createParserRdfJson(bin, dest) ;
        parser.parse() ;
        return graph ;
    }
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        NodeToLabel labels = SyntaxLabels.createNodeToLabel() ;
        if ( labelsAsGiven )
            labels = NodeToLabel.createBNodeByLabelEncoded() ;
       
        StreamRDF s = StreamRDFLib.sinkNull() ;
        if ( ! modLangParse.toBitBucket() )
            s = StreamRDFLib.writer(output) ;
       
        // add dest output
        if ( destOut != null)
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                log.debug("  ->"+target) ;
            existedBefore = target.exists() ;
            Graph g = target.graph() ;
            if ( overwrite && existedBefore )
                clearGraph(target) ;
            StreamRDF sink = StreamRDFLib.graph(g) ;
            incomingData(action, sink);
            action.commit() ;
            return existedBefore ;
        } catch (RiotException ex) {
            // Parse error
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     * @return whether the target existed beforehand.
     */
   
    protected static boolean addDataIntoNonTxn(HttpAction action, boolean overwrite) {
        Graph graphTmp = GraphFactory.createGraphMem() ;
        StreamRDF dest = StreamRDFLib.graph(graphTmp) ;

        try { incomingData(action, dest); }
        catch (RiotException ex) {
            errorBadRequest(ex.getMessage()) ;
            return false ;
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Related Classes of org.apache.jena.riot.system.StreamRDF

  • arq.examples.riot.ExRIOT_4
  • com.hp.hpl.jena.sparql.modify.UpdateEngineWorker
  • com.xmlcalabash.extensions.RDFLoad
  • org.apache.jena.fuseki.migrate.GraphLoadUtils
  • org.apache.jena.fuseki.servlets.REST_Quads
  • org.apache.jena.fuseki.servlets.SPARQL_REST_RW
  • org.apache.jena.fuseki.validation.DataValidator
  • org.apache.jena.riot.lang.TestLangNQuads
  • org.apache.jena.riot.lang.TestLangTrig
  • org.apache.jena.riot.lang.TestLangTurtle
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