Example usage for org.apache.commons.cli2 CommandLine getValue

Introduction

In this page you can find the example usage for org.apache.commons.cli2 CommandLine getValue.

Prototype

Object getValue(final Option option) throws IllegalStateException;

Source Link

Document

Retrieves the single Argument value associated with the specified Option

Usage

From source file:tk.summerway.mahout9.tools.MyClusterDumper.java

private boolean buildParse(String[] args) {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option inputDirOpt = DefaultOptionCreator.inputOption().create();
    Option outputDirOpt = DefaultOptionCreator.outputOption().create();

    Option outputFormatOpt = obuilder.withLongName(OUTPUT_FORMAT_OPT)
            .withArgument(abuilder.withName(OUTPUT_FORMAT_OPT).create())
            .withDescription(//from w  w w . j  a va  2  s. c o  m
                    "The optional output format for the results. Options: TEXT, CSV, JSON or GRAPH_ML. Default is TEXT")
            .withShortName("of").create();

    Option substringOpt = obuilder.withLongName(SUBSTRING_OPTION)
            .withArgument(abuilder.withName(SUBSTRING_OPTION).create())
            .withDescription("The number of chars of the asFormatString() to print").withShortName("b")
            .create();

    Option pointsDirOpt = obuilder.withLongName(POINTS_DIR_OPTION)
            .withArgument(abuilder.withName(POINTS_DIR_OPTION).create())
            .withDescription(
                    "The directory containing points sequence files mapping input vectors to their cluster. "
                            + "If specified, then the program will output the points associated with a cluster")
            .withShortName("p").create();

    Option samplePointsOpt = obuilder.withLongName(SAMPLE_POINTS)
            .withArgument(abuilder.withName(SAMPLE_POINTS).create())
            .withDescription("Specifies the maximum number of points to include _per_ cluster.  The default "
                    + "is to include all points")
            .withShortName("sp").create();

    Option dictionaryOpt = obuilder.withLongName(DICTIONARY_OPTION)
            .withArgument(abuilder.withName(DICTIONARY_OPTION).create()).withDescription("The dictionary file")
            .withShortName("d").create();

    Option dictionaryTypeOpt = obuilder.withLongName(DICTIONARY_TYPE_OPTION)
            .withArgument(abuilder.withName(DICTIONARY_TYPE_OPTION).create())
            .withDescription("The dictionary file type (text|sequencefile), default is text")
            .withShortName("dt").create();

    Option numWordsOpt = obuilder.withLongName(NUM_WORDS_OPTION)
            .withArgument(abuilder.withName(NUM_WORDS_OPTION).create())
            .withDescription("The number of top terms to print").withShortName("n").create();

    Option evaluateOpt = obuilder.withLongName(EVALUATE_CLUSTERS)
            .withArgument(abuilder.withName(EVALUATE_CLUSTERS).create())
            .withDescription("Run ClusterEvaluator and CDbwEvaluator over the input.  "
                    + "The output will be appended to the rest of the output at the end. Default is false.")
            .withShortName("e").create();

    Option distanceMeasureOpt = obuilder.withLongName("distanceMeasure")
            .withArgument(abuilder.withName("distanceMeasure").create())
            .withDescription("k-means distance measure class name").withShortName("dm").create();

    Option helpOpt = obuilder.withLongName("help").withDescription("Print out help").withShortName("h")
            .create();

    Group group = gbuilder.withName("Options").withOption(inputDirOpt).withOption(outputDirOpt)
            .withOption(outputFormatOpt).withOption(substringOpt).withOption(pointsDirOpt)
            .withOption(samplePointsOpt).withOption(dictionaryOpt).withOption(dictionaryTypeOpt)
            .withOption(numWordsOpt).withOption(evaluateOpt).withOption(distanceMeasureOpt).withOption(helpOpt)
            .create();
    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        parser.setHelpOption(helpOpt);
        CommandLine cmdLine = parser.parse(args);

        if (cmdLine.hasOption(helpOpt)) {
            CommandLineUtil.printHelp(group);
            return false;
        }

        seqFileDir = getInputPath();
        inputPath = getInputPath();
        inputFile = getInputFile();
        if (cmdLine.hasOption(inputDirOpt)) {
            seqFileDir = new Path(cmdLine.getValue(inputDirOpt).toString());
            inputPath = new Path(cmdLine.getValue(inputDirOpt).toString());
            inputFile = new File(cmdLine.getValue(inputDirOpt).toString());
        }
        log.info("seqFileDir value: {}", seqFileDir);
        log.info("inputPath value: {}", inputPath);
        log.info("inputFile value: {}", inputFile);

        outputPath = getOutputPath();
        outputFile = getOutputFile();
        if (cmdLine.hasOption(outputDirOpt)) {
            outputPath = new Path(cmdLine.getValue(outputDirOpt).toString());
            outputFile = new File(cmdLine.getValue(outputDirOpt).toString());
        }
        log.info("outputPath value: {}", outputPath);
        log.info("outputFile value: {}", outputFile);

        if (cmdLine.hasOption(pointsDirOpt)) {
            pointsDir = new Path(cmdLine.getValue(pointsDirOpt).toString());
        }
        log.info("pointsDir value: {}", pointsDir);

        if (cmdLine.hasOption(substringOpt)) {
            int sub = Integer.parseInt(cmdLine.getValue(substringOpt).toString());
            if (sub >= 0) {
                subString = sub;
            }
        }
        log.info("subString value: {}", subString);

        termDictionary = cmdLine.getValue(dictionaryOpt).toString();
        dictionaryFormat = cmdLine.getValue(dictionaryTypeOpt).toString();
        log.info("termDictionary value: {}", termDictionary);
        log.info("dictionaryFormat value: {}", dictionaryFormat);

        if (cmdLine.hasOption(numWordsOpt)) {
            numTopFeatures = Integer.parseInt(cmdLine.getValue(numWordsOpt).toString());
        }
        log.info("numTopFeatures value: {}", numTopFeatures);

        outputFormat = OUTPUT_FORMAT.TEXT;
        if (cmdLine.hasOption(outputFormatOpt)) {
            outputFormat = OUTPUT_FORMAT.valueOf(cmdLine.getValue(outputFormatOpt).toString());
        }
        log.info("outputFormat value: {}", outputFormat);

        if (cmdLine.hasOption(samplePointsOpt)) {
            maxPointsPerCluster = Long.parseLong(cmdLine.getValue(samplePointsOpt).toString());
        } else {
            maxPointsPerCluster = Long.MAX_VALUE;
        }
        log.info("maxPointsPerCluster value: {}", maxPointsPerCluster);

        runEvaluation = cmdLine.hasOption(evaluateOpt);
        log.info("runEvaluation value: {}", runEvaluation);

        String distanceMeasureClass = null;
        if (cmdLine.hasOption(distanceMeasureOpt)) {
            distanceMeasureClass = cmdLine.getValue(distanceMeasureOpt).toString();
        }
        if (distanceMeasureClass != null) {
            measure = ClassUtils.instantiateAs(distanceMeasureClass, DistanceMeasure.class);
        }
        log.info("distanceMeasureClass value: {}", distanceMeasureClass);

    } catch (OptionException e) {
        CommandLineUtil.printHelp(group);
        log.error("parse para error", e);
    }
    return true;
}