Package org.openjena.riot.lang

Examples of org.openjena.riot.lang.LangRIOT

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     * @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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        // 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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                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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    @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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    @Override
    protected void readWorker(Model model, Tokenizer tokenizer, String base)
    {
        Sink<Triple> sink = RiotLoader.graphSink(model.getGraph()) ;
        try {
            LangRIOT parser = RiotReader.createParserNTriples(tokenizer, sink) ;
            parser.parse() ;
        } finally {
            sink.close();
            tokenizer.close();
        }
    }
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                HttpEntity entity = response.getEntity() ;
                MediaType mt = new MediaType(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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            outStream.println("<h1>RIOT Parser Report</h1>") ;
            outStream.println("<p>Line and column numbers refer to original input</p>") ;
            outStream.println("<p>&nbsp;</p>") ;
            try {
                LangRIOT parser = setupParser(tokenizer, language, errorHandler, outStream) ;
                startFixed(outStream) ;
                RiotException exception = null ;
                try {
                    parser.parse() ;
                    System.out.flush() ;
                    System.err.flush() ;
                } catch (RiotException ex) { exception = ex ; }
            } finally
            {
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                if ( count > LIMIT )
                    throw new RiotException("Limit exceeded") ;
            }
        } ;
        // Language?
        LangRIOT parser = RiotReader.createParserQuads(tokenizer, language, null, sink) ;
        // Don't resolve IRIs.  Do checking.
        parser.setProfile(RiotLib.profile(null, false, true, errorHandler)) ;
        return parser ;
    }
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        Lang lang = FusekiLib.langFromContentType(ts.getMediaType()) ;
        if ( lang == null )
            throw new FusekiException("Unknown lang for "+ts.getMediaType()) ;
        Sink<Triple> sink = new SinkTriplesToGraph(graph) ;
        LangRIOT parser ;
       
        if ( lang.equals(Lang.RDFXML) )
            parser = LangRDFXML.create(ts, base, base, null, sink) ;
        else
            parser = RiotReader.createParserTriples(ts, lang, base, sink) ;
        parser.parse() ;
        IO.close(ts) ;
    }   
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        // --- Or create a parser and do the parsing as separate steps.
        String baseURI = "http://example/base" ;
           
        in = new FileInputStream("data.trig") ;
        LangRIOT parser = RiotReader.createParserQuads(in, Lang.TRIG, "http://example/base", noWhere) ;
       
        // Parser to first error or warning.
        ErrorHandler errHandler = ErrorHandlerFactory.errorHandlerStrict ;

        // Now enable stricter checking, even N-TRIPLES must have absolute URIs.
        ParserProfile profile = RiotLib.profile(baseURI, true, true, errHandler) ;

        // Just set the error handler.
        parser.getProfile().setHandler(errHandler) ;
       
        // Or replave the whole parser profile.
        parser.setProfile(profile) ;

        // Do the work.
        parser.parse() ;
    }
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