Example usage for org.apache.commons.cli HelpFormatter printHelp

List of usage examples for org.apache.commons.cli HelpFormatter printHelp

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Introduction

In this page you can find the example usage for org.apache.commons.cli HelpFormatter printHelp.

Prototype

public void printHelp(String cmdLineSyntax, Options options)

Source Link

Document

Print the help for options with the specified command line syntax.

Usage

From source file:it.tizianofagni.sparkboost.MPBoostLearnerExe.java

public static void main(String[] args) {
    Options options = new Options();
    options.addOption("b", "binaryProblem", false,
            "Indicate if the input dataset contains a binary problem and not a multilabel one");
    options.addOption("z", "labels0based", false,
            "Indicate if the labels IDs in the dataset to classifyLibSvmWithResults are already assigned in the range [0, numLabels-1] included");
    options.addOption("l", "enableSparkLogging", false, "Enable logging messages of Spark");
    options.addOption("w", "windowsLocalModeFix", true,
            "Set the directory containing the winutils.exe command");
    options.addOption("dp", "documentPartitions", true, "The number of document partitions");
    options.addOption("fp", "featurePartitions", true, "The number of feature partitions");
    options.addOption("lp", "labelPartitions", true, "The number of label partitions");

    CommandLineParser parser = new BasicParser();
    CommandLine cmd = null;// w  w w  .jav  a2s . c om
    String[] remainingArgs = null;
    try {
        cmd = parser.parse(options, args);
        remainingArgs = cmd.getArgs();
        if (remainingArgs.length != 3)
            throw new ParseException("You need to specify all mandatory parameters");
    } catch (ParseException e) {
        System.out.println("Parsing failed.  Reason: " + e.getMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(
                MPBoostLearnerExe.class.getSimpleName() + " [OPTIONS] <inputFile> <outputFile> <numIterations>",
                options);
        System.exit(-1);
    }

    boolean binaryProblem = false;
    if (cmd.hasOption("b"))
        binaryProblem = true;
    boolean labels0Based = false;
    if (cmd.hasOption("z"))
        labels0Based = true;
    boolean enablingSparkLogging = false;
    if (cmd.hasOption("l"))
        enablingSparkLogging = true;

    if (cmd.hasOption("w")) {
        System.setProperty("hadoop.home.dir", cmd.getOptionValue("w"));
    }

    String inputFile = remainingArgs[0];
    String outputFile = remainingArgs[1];
    int numIterations = Integer.parseInt(remainingArgs[2]);

    long startTime = System.currentTimeMillis();

    // Disable Spark logging.
    if (!enablingSparkLogging) {
        Logger.getLogger("org").setLevel(Level.OFF);
        Logger.getLogger("akka").setLevel(Level.OFF);
    }

    // Create and configure Spark context.
    SparkConf conf = new SparkConf().setAppName("Spark MPBoost learner");
    JavaSparkContext sc = new JavaSparkContext(conf);

    // Create and configure learner.
    MpBoostLearner learner = new MpBoostLearner(sc);
    learner.setNumIterations(numIterations);

    if (cmd.hasOption("dp")) {
        learner.setNumDocumentsPartitions(Integer.parseInt(cmd.getOptionValue("dp")));
    }
    if (cmd.hasOption("fp")) {
        learner.setNumFeaturesPartitions(Integer.parseInt(cmd.getOptionValue("fp")));
    }
    if (cmd.hasOption("lp")) {
        learner.setNumLabelsPartitions(Integer.parseInt(cmd.getOptionValue("lp")));
    }

    // Build classifier with MPBoost learner.
    BoostClassifier classifier = learner.buildModel(inputFile, labels0Based, binaryProblem);

    // Save classifier to disk.
    DataUtils.saveModel(sc, classifier, outputFile);

    long endTime = System.currentTimeMillis();
    System.out.println("Execution time: " + (endTime - startTime) + " milliseconds.");
}

From source file:bboss.org.artofsolving.jodconverter.cli.Convert.java

public static void main(String[] arguments) throws ParseException, JSONException, IOException {
    CommandLineParser commandLineParser = new PosixParser();
    CommandLine commandLine = commandLineParser.parse(OPTIONS, arguments);

    String outputFormat = null;/*w  ww . ja  va 2  s . co m*/
    if (commandLine.hasOption(OPTION_OUTPUT_FORMAT.getOpt())) {
        outputFormat = commandLine.getOptionValue(OPTION_OUTPUT_FORMAT.getOpt());
    }

    int port = DEFAULT_OFFICE_PORT;
    if (commandLine.hasOption(OPTION_PORT.getOpt())) {
        port = Integer.parseInt(commandLine.getOptionValue(OPTION_PORT.getOpt()));
    }

    String[] fileNames = commandLine.getArgs();
    if ((outputFormat == null && fileNames.length != 2) || fileNames.length < 1) {
        String syntax = "java -jar jodconverter-core.jar [options] input-file output-file\n"
                + "or [options] -o output-format input-file [input-file...]";
        HelpFormatter helpFormatter = new HelpFormatter();
        helpFormatter.printHelp(syntax, OPTIONS);
        System.exit(STATUS_INVALID_ARGUMENTS);
    }

    DocumentFormatRegistry registry;
    if (commandLine.hasOption(OPTION_REGISTRY.getOpt())) {
        File registryFile = new File(commandLine.getOptionValue(OPTION_REGISTRY.getOpt()));
        registry = new JsonDocumentFormatRegistry(FileUtils.readFileToString(registryFile));
    } else {
        registry = new DefaultDocumentFormatRegistry();
    }

    DefaultOfficeManagerConfiguration configuration = new DefaultOfficeManagerConfiguration();
    configuration.setPortNumber(port);
    if (commandLine.hasOption(OPTION_TIMEOUT.getOpt())) {
        int timeout = Integer.parseInt(commandLine.getOptionValue(OPTION_TIMEOUT.getOpt()));
        configuration.setTaskExecutionTimeout(timeout * 1000);
    }
    if (commandLine.hasOption(OPTION_USER_PROFILE.getOpt())) {
        String templateProfileDir = commandLine.getOptionValue(OPTION_USER_PROFILE.getOpt());
        configuration.setTemplateProfileDir(new File(templateProfileDir));
    }

    OfficeManager officeManager = configuration.buildOfficeManager();
    officeManager.start();
    OfficeDocumentConverter converter = new OfficeDocumentConverter(officeManager, registry);
    try {
        if (outputFormat == null) {
            File inputFile = new File(fileNames[0]);
            File outputFile = new File(fileNames[1]);
            converter.convert(inputFile, outputFile);
        } else {
            for (int i = 0; i < fileNames.length; i++) {
                File inputFile = new File(fileNames[i]);
                String outputName = FilenameUtils.getBaseName(fileNames[i]) + "." + outputFormat;
                File outputFile = new File(FilenameUtils.getFullPath(fileNames[i]) + outputName);
                converter.convert(inputFile, outputFile);
            }
        }
    } finally {
        officeManager.stop();
    }
}

From source file:com.boozallen.cognition.kom.KafakOffsetMonitor.java

public static void main(String[] args) {
    CommandLineParser parser = new DefaultParser();
    CommandLine cmd = null;/*w  w w.  ja va2  s . c o m*/
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println(e.getMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("KafakOffsetMonitor", options);
        System.exit(1);
    }

    KafakOffsetMonitor monitor = new KafakOffsetMonitor();
    monitor.zkHosts = cmd.getOptionValue("zkHosts");
    monitor.zkRoot = cmd.getOptionValue("zkRoot", "/storm-kafka");
    monitor.spoutId = cmd.getOptionValue("spoutId");
    monitor.logstashHost = cmd.getOptionValue("logstashHost");
    monitor.logstashPort = Integer.parseInt(cmd.getOptionValue("logstashPort"));

    int refresh = Integer.parseInt(cmd.getOptionValue("refresh", "15"));

    Timer timer = new Timer();
    int period = refresh * 1000;
    int delay = 0;
    timer.schedule(monitor, delay, period);
}

From source file:gr.kzps.FileCrypto.executor.Executor.java

public static void main(String[] args) {
    CommandParser commandParser = new CommandParser(args);
    String inputDir, outputDir, cryptoKey = null;

    try {/*from  w ww. j  a v  a  2  s  .co  m*/
        CommandLine cmd = commandParser.parseArgs();

        if (cmd.hasOption(ArgumentsName.HELP_L)) {
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("FileCrypto", commandParser.getOptions());

        } else if (cmd.hasOption(ArgumentsName.DECRYPT_L)) {
            log.info("Decrypt operation");
            inputDir = getCryptoDir(cmd, ArgumentsName.INPUTDIR_L);
            outputDir = getCryptoDir(cmd, ArgumentsName.OUTPUTDIR_L);
            try {
                cryptoKey = getCryptoKey(cmd);
            } catch (NoCryptoKeyProvided ex) {
                System.err.println(ex.getMessage());
            }
            Integer threshold = getThreshold(cmd);
            callDispatcher(CryptoOperation.DECRYPT, inputDir, outputDir, threshold, cryptoKey);

        } else if (cmd.hasOption(ArgumentsName.ENCRYPT_L)) {
            log.info("Encrypt operation");
            inputDir = getCryptoDir(cmd, ArgumentsName.INPUTDIR_L);
            outputDir = getCryptoDir(cmd, ArgumentsName.OUTPUTDIR_L);
            try {
                cryptoKey = getCryptoKey(cmd);
            } catch (NoCryptoKeyProvided ex) {
                System.err.println(ex.getMessage());
            }
            Integer threshold = getThreshold(cmd);
            callDispatcher(CryptoOperation.ENCRYPT, inputDir, outputDir, threshold, cryptoKey);

        } else if (cmd.hasOption(ArgumentsName.VERSION_L)) {
            System.out.println("Version: " + VERSION);
        }
    } catch (ParseException ex) {
        log.error("Could not parse arguments! Reason: {}", new Object[] { ex.getStackTrace() });
    }
}

From source file:com.metadave.stow.Stow.java

public static void main(String args[]) {
    System.out.println("Stow: StringTemplate Object Wrapper");
    System.out.println("(C) 2014 Dave Parfitt");
    System.out.println("Stow uses the Apache 2 license");

    CommandLineParser parser = new BasicParser();

    Options options = new Options();
    //options.addOption( "a", "all", false, "do not hide entries starting with .");

    Option javaPackage = new Option("java_package", "package for generated classes");
    javaPackage.setArgs(1);/*from  w ww .  ja  va 2 s .  co m*/
    //javaPackage.setRequired(true);

    Option destDir = new Option("dest", "destination directory for generated .java files");
    destDir.setArgs(1);

    Option stgFile = new Option("stg", "StringTemplate4 group file");
    stgFile.setArgs(1);

    Option classPrefix = new Option("class_prefix", "Prefix to use for generated classes");
    classPrefix.setArgs(1);

    //destDir.setRequired(true);

    options.addOption(javaPackage);
    options.addOption(destDir);
    options.addOption(stgFile);
    options.addOption(classPrefix);

    try {
        CommandLine line = parser.parse(options, args);

        if (line.hasOption("java_package") && line.hasOption("dest") && line.hasOption("stg")) {
            generateObjects(line.getOptionValue("stg"), line.getOptionValue("java_package"),
                    line.hasOption("class_prefix") ? line.getOptionValue("class_prefix") : "",
                    line.getOptionValue("dest"));
        } else {
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("stow", options);
        }
    } catch (ParseException exp) {
        System.out.println("Error parsing stow command line:" + exp.getMessage());
    }
}

From source file:edu.umd.cloud9.example.bigram.AnalyzeBigramCount.java

@SuppressWarnings({ "static-access" })
public static void main(String[] args) {
    Options options = new Options();

    options.addOption(OptionBuilder.withArgName("path").hasArg().withDescription("input path").create(INPUT));

    CommandLine cmdline = null;/*from  w ww.  ja va  2  s  .c o m*/
    CommandLineParser parser = new GnuParser();

    try {
        cmdline = parser.parse(options, args);
    } catch (ParseException exp) {
        System.err.println("Error parsing command line: " + exp.getMessage());
        System.exit(-1);
    }

    if (!cmdline.hasOption(INPUT)) {
        System.out.println("args: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.setWidth(120);
        formatter.printHelp(AnalyzeBigramCount.class.getName(), options);
        ToolRunner.printGenericCommandUsage(System.out);
        System.exit(-1);
    }

    String inputPath = cmdline.getOptionValue(INPUT);
    System.out.println("input path: " + inputPath);
    List<PairOfWritables<Text, IntWritable>> bigrams = SequenceFileUtils.readDirectory(new Path(inputPath));

    Collections.sort(bigrams, new Comparator<PairOfWritables<Text, IntWritable>>() {
        public int compare(PairOfWritables<Text, IntWritable> e1, PairOfWritables<Text, IntWritable> e2) {
            if (e2.getRightElement().compareTo(e1.getRightElement()) == 0) {
                return e1.getLeftElement().compareTo(e2.getLeftElement());
            }

            return e2.getRightElement().compareTo(e1.getRightElement());
        }
    });

    int singletons = 0;
    int sum = 0;
    for (PairOfWritables<Text, IntWritable> bigram : bigrams) {
        sum += bigram.getRightElement().get();

        if (bigram.getRightElement().get() == 1) {
            singletons++;
        }
    }

    System.out.println("total number of unique bigrams: " + bigrams.size());
    System.out.println("total number of bigrams: " + sum);
    System.out.println("number of bigrams that appear only once: " + singletons);

    System.out.println("\nten most frequent bigrams: ");

    Iterator<PairOfWritables<Text, IntWritable>> iter = Iterators.limit(bigrams.iterator(), 10);
    while (iter.hasNext()) {
        PairOfWritables<Text, IntWritable> bigram = iter.next();
        System.out.println(bigram.getLeftElement() + "\t" + bigram.getRightElement());
    }
}

From source file:gr.demokritos.iit.demos.Demo.java

public static void main(String[] args) {
    try {//from  w  ww  .  j  a v a 2  s  .co  m
        Options options = new Options();
        options.addOption("h", HELP, false, "show help.");
        options.addOption("i", INPUT, true,
                "The file containing JSON " + " representations of tweets or SAG posts - 1 per line"
                        + " default file looked for is " + DEFAULT_INFILE);
        options.addOption("o", OUTPUT, true,
                "Where to write the output " + " default file looked for is " + DEFAULT_OUTFILE);
        options.addOption("p", PROCESS, true, "Type of processing to do "
                + " ner for Named Entity Recognition re for Relation Extraction" + " default is NER");
        options.addOption("s", SAG, false,
                "Whether to process as SAG posts" + " default is off - if passed means process as SAG posts");

        CommandLineParser parser = new BasicParser();
        CommandLine cmd = parser.parse(options, args);
        // DEFAULTS
        String filename = DEFAULT_INFILE;
        String outfilename = DEFAULT_OUTFILE;
        String process = NER;
        boolean isSAG = false;

        if (cmd.hasOption(HELP)) {
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("NER + RE extraction module", options);
            System.exit(0);
        }
        if (cmd.hasOption(INPUT)) {
            filename = cmd.getOptionValue(INPUT);
        }
        if (cmd.hasOption(OUTPUT)) {
            outfilename = cmd.getOptionValue(OUTPUT);
        }
        if (cmd.hasOption(SAG)) {
            isSAG = true;
        }
        if (cmd.hasOption(PROCESS)) {
            process = cmd.getOptionValue(PROCESS);
        }
        System.out.println();
        System.out.println("Reading from file: " + filename);
        System.out.println("Process type: " + process);
        System.out.println("Processing SAG: " + isSAG);
        System.out.println("Writing to file: " + outfilename);
        System.out.println();

        List<String> jsoni = new ArrayList();
        Scanner in = new Scanner(new FileReader(filename));
        while (in.hasNextLine()) {
            String json = in.nextLine();
            jsoni.add(json);
        }
        PrintWriter writer = new PrintWriter(outfilename, "UTF-8");
        System.out.println("Read " + jsoni.size() + " lines from " + filename);
        if (process.equalsIgnoreCase(RE)) {
            System.out.println("Running Relation Extraction");
            System.out.println();
            String json = API.RE(jsoni, isSAG);
            System.out.println(json);
            writer.print(json);
        } else {
            System.out.println("Running Named Entity Recognition");
            System.out.println();
            jsoni = API.NER(jsoni, isSAG);
            /*
            for(String json: jsoni){
               NamedEntityList nel = NamedEntityList.fromJSON(json);
               nel.prettyPrint();
            }
            */
            for (String json : jsoni) {
                System.out.println(json);
                writer.print(json);
            }
        }
        writer.close();
    } catch (ParseException | UnsupportedEncodingException | FileNotFoundException ex) {
        Logger.getLogger(Demo.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:io.github.gsteckman.doorcontroller.INA219Util.java

/**
 * Reads the Current from the INA219 with an I2C address and for a duration specified on the command line.
 * /*from www.j  a  v  a2  s .c  o m*/
 * @param args
 *            Command line arguments.
 * @throws IOException
 *             If an error occurs reading/writing to the INA219
 * @throws ParseException
 *             If the command line arguments could not be parsed.
 */
public static void main(String[] args) throws IOException, ParseException {
    Options options = new Options();
    options.addOption("addr", true, "I2C Address");
    options.addOption("d", true, "Acquisition duration, in seconds");
    options.addOption("bv", false, "Also read bus voltage");
    options.addOption("sv", false, "Also read shunt voltage");

    CommandLineParser parser = new DefaultParser();
    CommandLine cmd = parser.parse(options, args);

    Address addr = Address.ADDR_40;
    if (cmd.hasOption("addr")) {
        int opt = Integer.parseInt(cmd.getOptionValue("addr"), 16);
        Address a = Address.getAddress(opt);
        if (a != null) {
            addr = a;
        } else {
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("INA219Util", options);
            return;
        }
    }

    int duration = 0;
    if (cmd.hasOption("d")) {
        String opt = cmd.getOptionValue("d");
        duration = Integer.parseInt(opt);
    } else {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("INA219Util", options);
        return;

    }

    boolean readBusVoltage = false;
    if (cmd.hasOption("bv")) {
        readBusVoltage = true;
    }

    boolean readShuntVoltage = false;
    if (cmd.hasOption("sv")) {
        readShuntVoltage = true;
    }

    INA219 i219 = new INA219(addr, 0.1, 3.2, INA219.Brng.V16, INA219.Pga.GAIN_8, INA219.Adc.BITS_12,
            INA219.Adc.SAMPLES_128);

    System.out.printf("Time\tCurrent");
    if (readBusVoltage) {
        System.out.printf("\tBus");
    }
    if (readShuntVoltage) {
        System.out.printf("\tShunt");
    }
    System.out.printf("\n");
    long start = System.currentTimeMillis();
    do {
        try {
            System.out.printf("%d\t%f", System.currentTimeMillis() - start, i219.getCurrent());
            if (readBusVoltage) {
                System.out.printf("\t%f", i219.getBusVoltage());
            }
            if (readShuntVoltage) {
                System.out.printf("\t%f", i219.getShuntVoltage());
            }
            System.out.printf("\n");
            Thread.sleep(100);
        } catch (IOException e) {
            LOG.error("Exception while reading I2C bus", e);
        } catch (InterruptedException e) {
            break;
        }
    } while (System.currentTimeMillis() - start < duration * 1000);
}

From source file:it.tizianofagni.sparkboost.AdaBoostMHLearnerExe.java

public static void main(String[] args) {
    Options options = new Options();
    options.addOption("b", "binaryProblem", false,
            "Indicate if the input dataset contains a binary problem and not a multilabel one");
    options.addOption("z", "labels0based", false,
            "Indicate if the labels IDs in the dataset to classifyLibSvmWithResults are already assigned in the range [0, numLabels-1] included");
    options.addOption("l", "enableSparkLogging", false, "Enable logging messages of Spark");
    options.addOption("w", "windowsLocalModeFix", true,
            "Set the directory containing the winutils.exe command");
    options.addOption("dp", "documentPartitions", true, "The number of document partitions");
    options.addOption("fp", "featurePartitions", true, "The number of feature partitions");
    options.addOption("lp", "labelPartitions", true, "The number of label partitions");

    CommandLineParser parser = new BasicParser();
    CommandLine cmd = null;//from  www . j a va 2 s  .c o m
    String[] remainingArgs = null;
    try {
        cmd = parser.parse(options, args);
        remainingArgs = cmd.getArgs();
        if (remainingArgs.length != 5)
            throw new ParseException("You need to specify all mandatory parameters");
    } catch (ParseException e) {
        System.out.println("Parsing failed.  Reason: " + e.getMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(AdaBoostMHLearnerExe.class.getSimpleName()
                + " [OPTIONS] <inputFile> <outputFile> <numIterations> <sparkMaster> <parallelismDegree>",
                options);
        System.exit(-1);
    }

    boolean binaryProblem = false;
    if (cmd.hasOption("b"))
        binaryProblem = true;
    boolean labels0Based = false;
    if (cmd.hasOption("z"))
        labels0Based = true;
    boolean enablingSparkLogging = false;
    if (cmd.hasOption("l"))
        enablingSparkLogging = true;

    if (cmd.hasOption("w")) {
        System.setProperty("hadoop.home.dir", cmd.getOptionValue("w"));
    }

    String inputFile = remainingArgs[0];
    String outputFile = remainingArgs[1];
    int numIterations = Integer.parseInt(remainingArgs[2]);
    String sparkMaster = remainingArgs[3];
    int parallelismDegree = Integer.parseInt(remainingArgs[4]);

    long startTime = System.currentTimeMillis();

    // Disable Spark logging.
    if (!enablingSparkLogging) {
        Logger.getLogger("org").setLevel(Level.OFF);
        Logger.getLogger("akka").setLevel(Level.OFF);
    }

    // Create and configure Spark context.
    SparkConf conf = new SparkConf().setAppName("Spark AdaBoost.MH learner");
    JavaSparkContext sc = new JavaSparkContext(conf);

    // Create and configure learner.
    AdaBoostMHLearner learner = new AdaBoostMHLearner(sc);
    learner.setNumIterations(numIterations);

    if (cmd.hasOption("dp")) {
        learner.setNumDocumentsPartitions(Integer.parseInt(cmd.getOptionValue("dp")));
    }
    if (cmd.hasOption("fp")) {
        learner.setNumFeaturesPartitions(Integer.parseInt(cmd.getOptionValue("fp")));
    }
    if (cmd.hasOption("lp")) {
        learner.setNumLabelsPartitions(Integer.parseInt(cmd.getOptionValue("lp")));
    }

    // Build classifier with MPBoost learner.
    BoostClassifier classifier = learner.buildModel(inputFile, labels0Based, binaryProblem);

    // Save classifier to disk.
    DataUtils.saveModel(sc, classifier, outputFile);

    long endTime = System.currentTimeMillis();
    System.out.println("Execution time: " + (endTime - startTime) + " milliseconds.");
}

From source file:name.wagners.fssp.Main.java

/**
 * @param args//from  w w w  . jav  a 2  s  .co m
 *            command-line arguments
 */
public static void main(final String[] args) {
    // create the command line parser
    CommandLineParser parser = new PosixParser();

    // create the Options
    Options options = new Options();

    options.addOption(OptionBuilder.hasArg().withArgName("gn").withLongOpt("generations")
            .withDescription("Number of generations [default: 50]").withType(Integer.valueOf(0)).create("g"));

    options.addOption(OptionBuilder.hasArg().withArgName("mp").withLongOpt("mutation")
            .withDescription("Mutation propability [default: 0.5]").withType(Double.valueOf(0)).create("m"));

    options.addOption(OptionBuilder.hasArg().withArgName("ps").withLongOpt("populationsize")
            .withDescription("Size of population [default: 20]").withType(Integer.valueOf(0)).create("p"));

    options.addOption(OptionBuilder.hasArg().withArgName("rp").withLongOpt("recombination")
            .withDescription("Recombination propability [default: 0.8]").withType(Double.valueOf(0))
            .create("r"));

    options.addOption(OptionBuilder.hasArg().withArgName("sp").withLongOpt("selectionpressure")
            .withDescription("Selection pressure [default: 4]").withType(Integer.valueOf(0)).create("s"));

    options.addOption(OptionBuilder.withLongOpt("help").withDescription("print this message").create("h"));

    options.addOption(OptionBuilder.hasArg().withArgName("filename").isRequired().withLongOpt("file")
            .withDescription("Problem file [default: \"\"]").withType(String.valueOf("")).create("f"));

    options.addOptionGroup(new OptionGroup()
            .addOption(OptionBuilder.withLongOpt("verbose").withDescription("be extra verbose").create("v"))
            .addOption(OptionBuilder.withLongOpt("quiet").withDescription("be extra quiet").create("q")));

    options.addOption(OptionBuilder.withLongOpt("version")
            .withDescription("print the version information and exit").create("V"));

    try {
        // parse the command line arguments
        CommandLine line = parser.parse(options, args);

        // validate that block-size has been set
        if (line.hasOption("h")) {
            // automatically generate the help statement
            HelpFormatter formatter = new HelpFormatter();
            formatter.printHelp("fssp", options);
        }

    } catch (MissingOptionException exp) {
        log.info("An option was missing:" + exp.getMessage(), exp);

        // automatically generate the help statement
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("fssp", options);
    } catch (MissingArgumentException exp) {
        log.info("An argument was missing:" + exp.getMessage(), exp);

        // automatically generate the help statement
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("fssp", options);
    } catch (AlreadySelectedException exp) {
        // automatically generate the help statement
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("fssp", options);
    } catch (ParseException exp) {
        log.info("Unexpected exception:" + exp.getMessage(), exp);

        // automatically generate the help statement
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("fssp", options);

        System.exit(1);
    }

    // Ausgabe der eingestellten Optionen

    log.info("Configuration");
    // log.info(" Datafile: {}", fname);
}