Method StreamingUDF

src/org/apache/pig/impl/builtin/StreamingUDF.java:112–140

(String language,
                        String filePath, String funcName,
                        String outputSchemaString, String schemaLineNumber,
                        String execType, String isIllustrate)

    public static final String TURN_ON_OUTPUT_CAPTURING = "TURN_ON_OUTPUT_CAPTURING";

    public StreamingUDF(String language,
                        String filePath, String funcName,
                        String outputSchemaString, String schemaLineNumber,
                        String execType, String isIllustrate)
                                throws StreamingUDFOutputSchemaException, ExecException {
        this.language = language;
        this.filePath = filePath;
        this.funcName = funcName;
        try {
            this.schema = Utils.getSchemaFromString(outputSchemaString);
            //ExecTypeProvider.fromString doesn't seem to load the ExecTypes in
            //mapreduce mode so we'll try to figure out the exec type ourselves.
            if (execType.equals("local")) {
                this.execType = ExecType.LOCAL;
            } else if (execType.equals("mapreduce")) {
                this.execType = ExecType.MAPREDUCE;
            } else {
                //Not sure what exec type - try to get it from the string.
                this.execType = ExecTypeProvider.fromString(execType);
            }
        } catch (ParserException pe) {
            throw new StreamingUDFOutputSchemaException(pe.getMessage(), Integer.valueOf(schemaLineNumber));
        } catch (IOException ioe) {
            String errorMessage = "Invalid exectype passed to StreamingUDF. Should be local or mapreduce";
            log.error(errorMessage, ioe);
            throw new ExecException(errorMessage, ioe);
        }
        this.isIllustrate = isIllustrate;
    }

    @Override
    public Object exec(Tuple input) throws IOException {