Examples of LangRIOT

Examples of org.openjena.riot.lang.LangRIOT


    private static DatasetGraph parse(HttpActionREST action, Lang lang, String base, InputStream input)
    {
        Graph graphTmp = GraphFactory.createGraphMem() ;
        Sink<Triple> sink = new SinkTriplesToGraph(graphTmp) ;
        LangRIOT parser = RiotReader.createParserTriples(input, lang, base, sink) ;
        parser.getProfile().setHandler(errorHandler) ;
        try {
            parser.parse() ;
        } 
        catch (RiotException ex) { errorBadRequest("Parse error: "+ex.getMessage()) ; }
        finally { sink.close() ; }
        DatasetGraph dsgTmp = DatasetGraphFactory.create(graphTmp) ;

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Examples of org.openjena.riot.lang.LangRIOT

    {
        DatasetGraph dsg = DatasetLib.createDatasetGraphMem() ;
        Sink<Quad> sink = RiotLoader.datasetSink(dsg) ;
        Tokenizer tokenizer = TokenizerFactory.makeTokenizerString(string) ;


        LangRIOT parser = RiotReader.createParserQuads(tokenizer, language, baseURI, sink) ;
        try {  
            parser.parse() ;
        } finally { sink.close() ; }
        return dsg;
    }

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Examples of org.openjena.riot.lang.LangRIOT

    public static Graph graphFromString(String string, Lang language, String baseURI)
    {
        Graph g = Factory.createDefaultGraph() ;
        Sink<Triple> sink = graphSink(g) ;
        Tokenizer tokenizer = TokenizerFactory.makeTokenizerString(string) ;
        LangRIOT parser = RiotReader.createParserTriples(tokenizer, language, baseURI, sink) ;
        try {
            parser.parse() ;
        } finally { sink.close() ; }
        return g ;
    }

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Examples of org.openjena.riot.lang.LangRIOT

    {
        if ( ! language.isQuads() )
        //if ( language != Lang.NQUADS && language != Lang.TRIG )
            throw new RiotException("Language not supported for quads: "+language) ;
        
        LangRIOT parser = RiotReader.createParserQuads(input, language, baseURI, sink) ;
        parser.parse() ;
        sink.flush() ;
    }

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Examples of org.openjena.riot.lang.LangRIOT

    /** Parse an input stream and send the triples to the sink */ 
    public static void readTriples(InputStream input, Lang language, String baseURI, Sink<Triple> sink)
    {
        if ( ! language.isTriples() )
            throw new RiotException("Language not supported for triples: "+language) ;
        LangRIOT parser = RiotReader.createParserTriples(input, language, baseURI, sink) ;
        parser.parse() ;
        sink.flush();
//        LangRIOT parser ;
//        switch (language)
//        { case NTRIPLES :
//            parser = RiotReader.createParserNTriples(input, sink) ;

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Examples of org.openjena.riot.lang.LangRIOT

     * @param sink      Where to send the triples from the parser.
     */


    public static void parseTriples(InputStream in, Lang lang, String baseIRI, Sink<Triple> sink)
    {
        LangRIOT parser = RiotReader.createParserTriples(in, lang, baseIRI, sink) ;
        parser.parse() ;
    }

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Examples of org.openjena.riot.lang.LangRIOT

     * @param baseIRI   Base IRI. 
     * @param sink      Where to send the quads from the parser.
     */
    public static void parseQuads(InputStream in, Lang lang, String baseIRI, Sink<Quad> sink)
    {
        LangRIOT parser = RiotReader.createParserQuads(in, lang, baseIRI, sink) ;
        parser.parse() ;
    }

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Examples of org.openjena.riot.lang.LangRIOT

        // else use NodeToLabel.createBNodeByLabel() ;
        // Also, as URI.
        final boolean labelsAsGiven = false ;
        
        SinkCounting<?> sink ;
        LangRIOT parser ;
        
        NodeToLabel labels = SyntaxLabels.createNodeToLabel() ;
        if ( labelsAsGiven )
            labels = NodeToLabel.createBNodeByLabelEncoded() ;
        
        // Uglyness because quads and triples aren't subtype of some Tuple<Node>
        // That would change a lot (Triples came several years before Quads). 
        if ( lang.isTriples() )
        {
            Sink<Triple> s = SinkNull.create() ;
            if ( ! modLangParse.toBitBucket() )
                s = new SinkTripleOutput(System.out, null, labels) ;
            if ( setup != null )
                s = InfFactory.infTriples(s, setup) ;
            
            SinkCounting<Triple> sink2 = new SinkCounting<Triple>(s) ;
            
            if ( lang.equals(Lang.RDFXML) )
                // Adapter round ARP RDF/XML reader.
                parser = LangRDFXML.create(in, baseURI, filename, errHandler, sink2) ;
            else
                parser = RiotReader.createParserTriples(in, lang, baseURI, sink2) ;
            
            sink = sink2 ;
        }
        else
        {
            Sink <Quad> s = SinkNull.create() ;
            if ( ! modLangParse.toBitBucket() )
                s = new SinkQuadOutput(System.out, null, labels) ;
            if ( setup != null )
                s = InfFactory.infQuads(s, setup) ;
            
            SinkCounting<Quad> sink2 = new SinkCounting<Quad>(s) ;
            parser = RiotReader.createParserQuads(in, lang, baseURI, sink2) ;
            sink = sink2 ;
        }
        
        // Pending log message having he filename in them.
        // output(filename) ;
        try
        {
            // Default behaviour is "check":
            
            if ( checking )
            {
                if ( parser.getLang() == Lang.NTRIPLES ||  parser.getLang() == Lang.NQUADS )
                    parser.setProfile(RiotLib.profile(baseURI, false, true, errHandler)) ;
                else
                    parser.setProfile(RiotLib.profile(baseURI, true, true, errHandler)) ;
            }
            else
                parser.setProfile(RiotLib.profile(baseURI, false, false, errHandler)) ;
            
            if ( labelsAsGiven )
                parser.getProfile().setLabelToNode(LabelToNode.createUseLabelAsGiven()) ;
            
            modTime.startTimer() ;
            parser.parse() ;
        }
        catch (RiotException ex)
        {
            // Should have handled the exception and logged a message by now.
            //System.err.println("++++"+ex.getMessage());

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Examples of org.openjena.riot.lang.LangRIOT

                HttpEntity entity = response.getEntity() ;
                MediaType mt = MediaType.create(response.getFirstHeader(HttpNames.hContentType).getValue()) ;
                mt.getCharset() ;
                Sink<Triple> sink = new SinkTriplesToGraph(g) ; 
                InputStream in = entity.getContent() ;
                LangRIOT parser = createParser(in, baseIRI, sink) ;
                parser.parse() ;
                in.close() ;
                this.graph = g ; 
            } catch (IOException ex) { IO.exception(ex) ; }
        }

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Examples of org.openjena.riot.lang.LangRIOT

    @Override
    protected void readWorker(Model model, Tokenizer tokenizer, String base)
    {
        Sink<Triple> sink = RiotLoader.graphSink(model.getGraph()) ;
        try {
            LangRIOT parser = RiotReader.createParserRdfJson(tokenizer, sink) ;
            parser.parse() ;
        } finally {
            sink.close();
            tokenizer.close();
        }
    }

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