Examples with Lang org.apache.jena.riot.Lang used on opensource projects

Example 6 with Lang

use of org.apache.jena.riot.Lang in project jena by apache.

the class QueryExecUtils method outputResultSet.

@SuppressWarnings("deprecation")
public static void outputResultSet(ResultSet results, Prologue prologue, ResultsFormat outputFormat) {
    // Proper ResultSet formats.
    Lang lang = ResultsFormat.convert(outputFormat);
    if (lang != null) {
        ResultSetMgr.write(System.out, results, lang);
        System.out.flush();
        return;
    }
    // Old way.
    boolean done = false;
    if (prologue == null)
        prologue = new Prologue(globalPrefixMap);
    if (outputFormat.equals(ResultsFormat.FMT_UNKNOWN))
        outputFormat = ResultsFormat.FMT_TEXT;
    if (outputFormat.equals(ResultsFormat.FMT_NONE) || outputFormat.equals(ResultsFormat.FMT_COUNT)) {
        int count = ResultSetFormatter.consume(results);
        if (outputFormat.equals(ResultsFormat.FMT_COUNT)) {
            System.out.println("Count = " + count);
        }
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RDF_XML) || outputFormat.equals(ResultsFormat.FMT_RDF_N3) || outputFormat.equals(ResultsFormat.FMT_RDF_TTL)) {
        Model m = RDFOutput.encodeAsModel(results);
        m.setNsPrefixes(prologue.getPrefixMapping());
        m.setNsPrefix("rs", ResultSetGraphVocab.getURI());
        RDFDataMgr.write(System.out, m, Lang.TURTLE);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_XML)) {
        ResultSetFormatter.outputAsXML(System.out, results);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_JSON)) {
        ResultSetFormatter.outputAsJSON(System.out, results);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_SSE)) {
        ResultSetFormatter.outputAsSSE(System.out, results, prologue);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_TEXT)) {
        ResultSetFormatter.out(System.out, results, prologue);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_TUPLES)) {
        PlainFormat pFmt = new PlainFormat(System.out, prologue);
        ResultSetApply a = new ResultSetApply(results, pFmt);
        a.apply();
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_CSV)) {
        ResultSetFormatter.outputAsCSV(System.out, results);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_TSV)) {
        ResultSetFormatter.outputAsTSV(System.out, results);
        done = true;
    }
    if (outputFormat.equals(ResultsFormat.FMT_RS_BIO)) {
        ResultSetFormatter.outputAsBIO(System.out, results);
        done = true;
    }
    if (!done)
        System.err.println("Unknown format request: " + outputFormat);
    results = null;
    System.out.flush();
}

Example 7 with Lang

use of org.apache.jena.riot.Lang in project jena by apache.

the class ModLangOutput method processArgs.

@Override
public void processArgs(CmdArgModule cmdLine) {
    if (cmdLine.contains(argPretty)) {
        String langName = cmdLine.getValue(argPretty);
        Lang lang = RDFLanguages.nameToLang(langName);
        if (lang == null)
            throw new CmdException("Not recognized as an RDF language : '" + langName + "'");
        formattedOutput = RDFWriterRegistry.defaultSerialization(lang);
        if (formattedOutput == null) {
            System.err.println("Language '" + lang.getLabel() + "' not registered.");
            printRegistered(System.err);
            throw new CmdException("No output set: '" + langName + "'");
        }
    }
    if (cmdLine.contains(argStream)) {
        String langName = cmdLine.getValue(argStream);
        Lang lang = RDFLanguages.nameToLang(langName);
        if (lang == null)
            throw new CmdException("Not recognized as an RDF language : '" + langName + "'");
        streamOutput = StreamRDFWriter.defaultSerialization(lang);
        if (streamOutput == null) {
            System.err.println("Language '" + lang.getLabel() + "' not registered for streaming.");
            printRegistered(System.err);
            throw new CmdException("No output set: '" + langName + "'");
        }
    }
    if (cmdLine.contains(argOutput)) {
        String langName = cmdLine.getValue(argOutput);
        Lang lang = RDFLanguages.nameToLang(langName);
        if (lang == null)
            throw new CmdException("Not recognized as an RDF language : '" + langName + "'");
        if (StreamRDFWriter.registered(lang)) {
            streamOutput = StreamRDFWriter.defaultSerialization(lang);
        } else {
            formattedOutput = RDFWriterRegistry.defaultSerialization(lang);
            if (formattedOutput == null) {
                System.err.println("Language '" + lang.getLabel() + "' not recognized.");
                printRegistered(System.err);
                throw new CmdException("No output set: '" + langName + "'");
            }
        }
    }
    if (cmdLine.contains(argCompress))
        compressedOutput = true;
    if (streamOutput == null && formattedOutput == null)
        streamOutput = RDFFormat.NQUADS;
}

Example 8 with Lang

use of org.apache.jena.riot.Lang in project jena by apache.

the class BulkLoader method loadTriples$.

/** Load into a graph */
private static void loadTriples$(BulkStreamRDF dest, List<String> urls) {
    dest.startBulk();
    for (String url : urls) {
        loadLogger.info("Load: " + url + " -- " + DateTimeUtils.nowAsString());
        Lang lang = RDFLanguages.filenameToLang(url, Lang.NTRIPLES);
        RDFDataMgr.parse(dest, url, lang);
    }
    dest.finishBulk();
}

Example 9 with Lang

use of org.apache.jena.riot.Lang in project jena by apache.

the class BulkLoader method loadQuads$.

/** Load quads into a dataset */
private static void loadQuads$(BulkStreamRDF dest, List<String> urls) {
    dest.startBulk();
    for (String url : urls) {
        loadLogger.info("Load: " + url + " -- " + DateTimeUtils.nowAsString());
        Lang lang = RDFLanguages.filenameToLang(url, Lang.NQUADS);
        RDFDataMgr.parse(dest, url, lang);
    }
    dest.finishBulk();
}

Example 10 with Lang

use of org.apache.jena.riot.Lang in project jena by apache.

the class CmdNodeTableBuilder method processModulesAndArgs.

@Override
protected void processModulesAndArgs() {
    if (!super.contains(argLocation))
        throw new CmdException("Required: --loc DIR");
    //        if ( !super.contains(argTriplesOut) ) throw new CmdException("Required: --triples FILE") ;
    //        if ( !super.contains(argQuadsOut) ) throw new CmdException("Required: --quads FILE") ;
    locationString = super.getValue(argLocation);
    location = Location.create(locationString);
    dataFileTriples = super.getValue(argTriplesOut);
    if (dataFileTriples == null)
        dataFileTriples = location.getPath("triples", "tmp");
    dataFileQuads = super.getValue(argQuadsOut);
    if (dataFileQuads == null)
        dataFileQuads = location.getPath("quads", "tmp");
    if (Objects.equals(dataFileTriples, dataFileQuads))
        cmdError("Triples and Quads work files are the same");
    if (super.contains(argNoStats))
        collectStats = false;
    //datafiles  = getPositionalOrStdin() ;
    datafiles = getPositional();
    if (datafiles.isEmpty())
        datafiles = Arrays.asList("-");
    // ---- Checking.
    for (String filename : datafiles) {
        Lang lang = RDFLanguages.filenameToLang(filename, RDFLanguages.NQUADS);
        if (lang == null)
            // Does not happen due to default above.
            cmdError("File suffix not recognized: " + filename);
        if (!filename.equals("-") && !FileOps.exists(filename))
            cmdError("File does not exist: " + filename);
    }
}