Example usage for org.apache.commons.cli2.builder DefaultOptionBuilder withLongName

List of usage examples for org.apache.commons.cli2.builder DefaultOptionBuilder withLongName

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Introduction

In this page you can find the example usage for org.apache.commons.cli2.builder DefaultOptionBuilder withLongName.

Prototype

public DefaultOptionBuilder withLongName(final String longName)

Source Link

Document

Use this long option name.

Usage

From source file:egat.cli.Main.java

public static void main(String[] args) {
    final DefaultOptionBuilder optionBuilder = new DefaultOptionBuilder();
    final GroupBuilder groupBuilder = new GroupBuilder();

    Option help = optionBuilder.withLongName("help").withShortName("h").withDescription("print this message")
            .create();/*from w  w w.  j a v a 2s  . c om*/
    Option version = optionBuilder.withLongName("version").withShortName("v")
            .withDescription("print the version information and exit").create();

    List<CommandHandler> commandHandlers = createCommandHandlers();

    groupBuilder.withName("command");
    for (CommandHandler handler : commandHandlers) {
        groupBuilder.withOption(handler.getCommand());
    }
    Group commandGroup = groupBuilder.create();

    Group mainOptions = groupBuilder.withName("options").withOption(help).withOption(version).create();

    Group options = groupBuilder.withOption(mainOptions).withOption(commandGroup).create();

    Parser parser = new Parser();
    parser.setGroup(options);

    try {
        CommandLine cl = parser.parse(args);

        if (cl.hasOption(version)) {
            printVersion();
        } else {
            boolean commandTriggered = false;

            for (CommandHandler commandHandler : commandHandlers) {
                if (cl.hasOption(commandHandler.getCommand())) {
                    commandHandler.handleCommand(cl);
                    commandTriggered = true;
                }
            }

            if (!commandTriggered) {
                printHelp(options);
            }
        }

    } catch (OptionException e) {
        e.printStackTrace();
        printHelp(options);
    }
}

From source file:imageClassify.Describe.java

public static void main(String[] args) throws IOException, DescriptorException {

    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option pathOpt = obuilder.withLongName("path").withShortName("p").withRequired(true)
            .withArgument(abuilder.withName("path").withMinimum(1).withMaximum(1).create())
            .withDescription("Data path").create();

    Option descriptorOpt = obuilder.withLongName("descriptor").withShortName("d").withRequired(true)
            .withArgument(abuilder.withName("descriptor").withMinimum(1).create())
            .withDescription("data descriptor").create();

    Option descPathOpt = obuilder.withLongName("file").withShortName("f").withRequired(true)
            .withArgument(abuilder.withName("file").withMinimum(1).withMaximum(1).create())
            .withDescription("Path to generated descriptor file").create();

    Option regOpt = obuilder.withLongName("regression").withDescription("Regression Problem").withShortName("r")
            .create();/*w  w w.j  ava  2  s.  com*/

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

    Group group = gbuilder.withName("Options").withOption(pathOpt).withOption(descPathOpt)
            .withOption(descriptorOpt).withOption(regOpt).withOption(helpOpt).create();

    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        CommandLine cmdLine = parser.parse(args);

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

        String dataPath = cmdLine.getValue(pathOpt).toString();
        String descPath = cmdLine.getValue(descPathOpt).toString();
        List<String> descriptor = convert(cmdLine.getValues(descriptorOpt));
        boolean regression = cmdLine.hasOption(regOpt);

        log.debug("Data path : {}", dataPath);
        log.debug("Descriptor path : {}", descPath);
        log.debug("Descriptor : {}", descriptor);
        log.debug("Regression : {}", regression);

        runTool(dataPath, descriptor, descPath, regression);
    } catch (OptionException e) {
        log.warn(e.toString());
        CommandLineUtil.printHelp(group);
    }
}

From source file:com.tamingtext.classifier.bayes.ClassifyDocument.java

public static void main(String[] args) {
    log.info("Command-line arguments: " + Arrays.toString(args));

    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option inputOpt = obuilder.withLongName("input").withRequired(true)
            .withArgument(abuilder.withName("input").withMinimum(1).withMaximum(1).create())
            .withDescription("Input file").withShortName("i").create();

    Option modelOpt = obuilder.withLongName("model").withRequired(true)
            .withArgument(abuilder.withName("model").withMinimum(1).withMaximum(1).create())
            .withDescription("Model to use when classifying data").withShortName("m").create();

    Option helpOpt = obuilder.withLongName("help").withDescription("Print out help").withShortName("h")
            .create();//from w ww.  j  av  a  2  s  .  com

    Group group = gbuilder.withName("Options").withOption(inputOpt).withOption(modelOpt).withOption(helpOpt)
            .create();

    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        CommandLine cmdLine = parser.parse(args);

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

        File inputFile = new File(cmdLine.getValue(inputOpt).toString());

        if (!inputFile.isFile()) {
            throw new IllegalArgumentException(inputFile + " does not exist or is not a file");
        }

        File modelDir = new File(cmdLine.getValue(modelOpt).toString());

        if (!modelDir.isDirectory()) {
            throw new IllegalArgumentException(modelDir + " does not exist or is not a directory");
        }

        BayesParameters p = new BayesParameters();
        p.set("basePath", modelDir.getCanonicalPath());
        Datastore ds = new InMemoryBayesDatastore(p);
        Algorithm a = new BayesAlgorithm();
        ClassifierContext ctx = new ClassifierContext(a, ds);
        ctx.initialize();

        //TODO: make the analyzer configurable
        StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_36);
        TokenStream ts = analyzer.tokenStream(null,
                new InputStreamReader(new FileInputStream(inputFile), "UTF-8"));

        ArrayList<String> tokens = new ArrayList<String>(1000);
        while (ts.incrementToken()) {
            tokens.add(ts.getAttribute(CharTermAttribute.class).toString());
        }
        String[] document = tokens.toArray(new String[tokens.size()]);

        ClassifierResult[] cr = ctx.classifyDocument(document, "unknown", 5);

        for (ClassifierResult r : cr) {
            System.err.println(r.getLabel() + "\t" + r.getScore());
        }
    } catch (OptionException e) {
        log.error("Exception", e);
        CommandLineUtil.printHelp(group);
    } catch (IOException e) {
        log.error("IOException", e);
    } catch (InvalidDatastoreException e) {
        log.error("InvalidDataStoreException", e);
    } finally {

    }
}

From source file:com.tamingtext.classifier.maxent.TrainMaxent.java

public static void main(String[] args) throws Exception {

    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option helpOpt = DefaultOptionCreator.helpOption();

    Option inputDirOpt = obuilder.withLongName("input").withRequired(true)
            .withArgument(abuilder.withName("input").withMinimum(1).withMaximum(1).create())
            .withDescription("The input directory, containing properly formatted files: "
                    + "One doc per line, first entry on the line is the label, rest is the evidence")
            .withShortName("i").create();

    Option outputOpt = obuilder.withLongName("output").withRequired(true)
            .withArgument(abuilder.withName("output").withMinimum(1).withMaximum(1).create())
            .withDescription("The output directory").withShortName("o").create();

    Group group = gbuilder.withName("Options").withOption(helpOpt).withOption(inputDirOpt).withOption(outputOpt)
            .create();/*from   w  w  w  . ja v a 2 s  . co  m*/

    //.withOption(gramSizeOpt).withOption(typeOpt)

    try {
        Parser parser = new Parser();

        parser.setGroup(group);
        parser.setHelpOption(helpOpt);
        CommandLine cmdLine = parser.parse(args);
        if (cmdLine.hasOption(helpOpt)) {
            CommandLineUtil.printHelp(group);
            return;
        }

        String inputPath = (String) cmdLine.getValue(inputDirOpt);
        String outputPath = (String) cmdLine.getValue(outputOpt);
        TrainMaxent trainer = new TrainMaxent();
        trainer.train(inputPath, outputPath);
    } catch (OptionException e) {
        log.error("Error while parsing options", e);
    }
}

From source file:com.tamingtext.tagging.LuceneCategoryExtractor.java

public static void main(String[] args) throws IOException {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option inputOpt = obuilder.withLongName("dir").withRequired(true)
            .withArgument(abuilder.withName("dir").withMinimum(1).withMaximum(1).create())
            .withDescription("The Lucene directory").withShortName("d").create();

    Option outputOpt = obuilder.withLongName("output").withRequired(false)
            .withArgument(abuilder.withName("output").withMinimum(1).withMaximum(1).create())
            .withDescription("The output directory").withShortName("o").create();

    Option maxOpt = obuilder.withLongName("max").withRequired(false)
            .withArgument(abuilder.withName("max").withMinimum(1).withMaximum(1).create())
            .withDescription(//from   ww w . ja v a2 s . com
                    "The maximum number of documents to analyze.  If not specified, then it will loop over all docs")
            .withShortName("m").create();

    Option fieldOpt = obuilder.withLongName("field").withRequired(true)
            .withArgument(abuilder.withName("field").withMinimum(1).withMaximum(1).create())
            .withDescription("The field in the index").withShortName("f").create();

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

    Group group = gbuilder.withName("Options").withOption(inputOpt).withOption(outputOpt).withOption(maxOpt)
            .withOption(fieldOpt).create();

    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        CommandLine cmdLine = parser.parse(args);

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

        File inputDir = new File(cmdLine.getValue(inputOpt).toString());

        if (!inputDir.isDirectory()) {
            throw new IllegalArgumentException(inputDir + " does not exist or is not a directory");
        }

        long maxDocs = Long.MAX_VALUE;
        if (cmdLine.hasOption(maxOpt)) {
            maxDocs = Long.parseLong(cmdLine.getValue(maxOpt).toString());
        }

        if (maxDocs < 0) {
            throw new IllegalArgumentException("maxDocs must be >= 0");
        }

        String field = cmdLine.getValue(fieldOpt).toString();

        PrintWriter out = null;
        if (cmdLine.hasOption(outputOpt)) {
            out = new PrintWriter(new FileWriter(cmdLine.getValue(outputOpt).toString()));
        } else {
            out = new PrintWriter(new OutputStreamWriter(System.out, "UTF-8"));
        }

        dumpDocumentFields(inputDir, field, maxDocs, out);

        IOUtils.close(Collections.singleton(out));
    } catch (OptionException e) {
        log.error("Exception", e);
        CommandLineUtil.printHelp(group);
    }

}

From source file:hack.VectorScan.java

public static void main(String[] args) throws Exception {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option seqOpt = obuilder.withLongName("seqFile").withRequired(false)
            .withArgument(abuilder.withName("seqFile").withMinimum(1).withMaximum(1).create())
            .withDescription("The Sequence File containing the Clusters").withShortName("s").create();
    Option outputOpt = obuilder.withLongName("output").withRequired(false)
            .withArgument(abuilder.withName("output").withMinimum(1).withMaximum(1).create())
            .withDescription("The output file.  If not specified, dumps to the console").withShortName("o")
            .create();//from  w  ww  .ja v  a 2  s .  com
    Option substringOpt = obuilder.withLongName("substring").withRequired(false)
            .withArgument(abuilder.withName("substring").withMinimum(1).withMaximum(1).create())
            .withDescription("The number of chars of the asFormatString() to print").withShortName("b")
            .create();
    Option countOpt = obuilder.withLongName("count").withRequired(false)
            .withDescription("Report the count only").withShortName("c").create();
    Option helpOpt = obuilder.withLongName("help").withDescription("Print out help").withShortName("h")
            .create();

    Group group = gbuilder.withName("Options").withOption(seqOpt).withOption(outputOpt).withOption(substringOpt)
            .withOption(countOpt).withOption(helpOpt).create();

    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        CommandLine cmdLine = parser.parse(args);

        if (cmdLine.hasOption(helpOpt)) {

            printHelp(group);
            return;
        }

        boolean doCount = false;
        if (cmdLine.hasOption(countOpt))
            doCount = true;

        if (cmdLine.hasOption(seqOpt)) {
            Path path = new Path(cmdLine.getValue(seqOpt).toString());
            Configuration conf = new Configuration();
            FileSystem fs = FileSystem.get(path.toUri(), conf);
            SequenceFile.Reader reader = new SequenceFile.Reader(fs, path, conf);
            int start = 4;
            int end = 5;
            int samples = 1000;
            SimplexSpace<String>[] spaces = makeSpaces(start, end, doCount);
            try {
                int sub = Integer.MAX_VALUE;
                if (cmdLine.hasOption(substringOpt)) {
                    sub = Integer.parseInt(cmdLine.getValue(substringOpt).toString());
                }
                Text key = (Text) reader.getKeyClass().asSubclass(Writable.class).newInstance();
                VectorWritable value = (VectorWritable) reader.getValueClass().asSubclass(Writable.class)
                        .newInstance();
                int count = 0;
                while (reader.next(key, value)) {
                    String text = key.toString();
                    Vector v = value.get();
                    //            int size = v.size();
                    //            int density = v.getNumNondefaultElements();
                    //            System.out.println(size + "," + density);
                    addSpaces(spaces, start, text, v);
                    count++;
                    if (count % 1000 == 0)
                        System.out.print(".");
                    if (count == samples)
                        break;
                }
                if (doCount)
                    printSpacesCounts(spaces, start, samples);
                else
                    printSpacesFull(spaces, start, samples);
            } finally {
            }
        }

    } catch (OptionException e) {
        log.error("Exception", e);
        printHelp(group);
    }

}

From source file:com.tamingtext.classifier.maxent.TestMaxent.java

/**
 * @param args//from   ww w  . jav  a2 s .com
 */
public static void main(String[] args) throws IOException {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option helpOpt = DefaultOptionCreator.helpOption();

    Option inputDirOpt = obuilder.withLongName("input").withRequired(true)
            .withArgument(abuilder.withName("input").withMinimum(1).withMaximum(1).create())
            .withDescription("The input directory").withShortName("i").create();

    Option modelOpt = obuilder.withLongName("model").withRequired(true)
            .withArgument(abuilder.withName("index").withMinimum(1).withMaximum(1).create())
            .withDescription("The directory containing the index model").withShortName("m").create();

    Group group = gbuilder.withName("Options").withOption(helpOpt).withOption(inputDirOpt).withOption(modelOpt)
            .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;
        }

        String inputPath = (String) cmdLine.getValue(inputDirOpt);
        File f = new File(inputPath);
        if (!f.isDirectory()) {
            throw new IllegalArgumentException(f + " is not a directory or does not exit");
        }
        File[] inputFiles = FileUtil.buildFileList(f);

        File modelDir = new File((String) cmdLine.getValue(modelOpt));
        execute(inputFiles, modelDir);
    } catch (OptionException e) {
        log.error("Error while parsing options", e);
    }

}

From source file:com.grantingersoll.intell.index.Indexer.java

public static void main(String[] args) throws Exception {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option wikipediaFileOpt = obuilder.withLongName("wikiFile").withRequired(true)
            .withArgument(abuilder.withName("wikiFile").withMinimum(1).withMaximum(1).create())
            .withDescription(/*from   ww  w  .j a va2 s  .co m*/
                    "The path to the wikipedia dump file.  Maybe a directory containing wikipedia dump files."
                            + "  If a directory is specified, only .xml files are used.")
            .withShortName("w").create();

    Option numDocsOpt = obuilder.withLongName("numDocs").withRequired(false)
            .withArgument(abuilder.withName("numDocs").withMinimum(1).withMaximum(1).create())
            .withDescription("The number of docs to index").withShortName("n").create();

    Option solrURLOpt = obuilder.withLongName("solrURL").withRequired(false)
            .withArgument(abuilder.withName("solrURL").withMinimum(1).withMaximum(1).create())
            .withDescription("The URL where Solr lives").withShortName("s").create();

    Option solrBatchOpt = obuilder.withLongName("batch").withRequired(false)
            .withArgument(abuilder.withName("batch").withMinimum(1).withMaximum(1).create())
            .withDescription("The number of docs to include in each indexing batch").withShortName("b")
            .create();

    Group group = gbuilder.withName("Options").withOption(wikipediaFileOpt).withOption(numDocsOpt)
            .withOption(solrURLOpt).withOption(solrBatchOpt).create();

    Parser parser = new Parser();
    parser.setGroup(group);
    CommandLine cmdLine = parser.parse(args);

    File file;
    file = new File(cmdLine.getValue(wikipediaFileOpt).toString());
    File[] dumpFiles;
    if (file.isDirectory()) {
        dumpFiles = file.listFiles(new FilenameFilter() {
            public boolean accept(File file, String s) {
                return s.endsWith(".xml");
            }
        });
    } else {
        dumpFiles = new File[] { file };
    }

    int numDocs = Integer.MAX_VALUE;
    if (cmdLine.hasOption(numDocsOpt)) {
        numDocs = Integer.parseInt(cmdLine.getValue(numDocsOpt).toString());
    }
    String url = DEFAULT_SOLR_URL;
    if (cmdLine.hasOption(solrURLOpt)) {
        url = cmdLine.getValue(solrURLOpt).toString();
    }
    int batch = 100;
    if (cmdLine.hasOption(solrBatchOpt)) {
        batch = Integer.parseInt(cmdLine.getValue(solrBatchOpt).toString());
    }
    Indexer indexer = new Indexer(new CommonsHttpSolrServer(url));
    int total = 0;
    for (int i = 0; i < dumpFiles.length && total < numDocs; i++) {
        File dumpFile = dumpFiles[i];
        log.info("Indexing: " + file + " Num files to index: " + (numDocs - total));
        long start = System.currentTimeMillis();
        int totalFile = indexer.index(dumpFile, numDocs - total, batch);
        long finish = System.currentTimeMillis();
        if (log.isInfoEnabled()) {
            log.info("Indexing " + dumpFile + " took " + (finish - start) + " ms");
        }
        total += totalFile;
        log.info("Done Indexing: " + file + ". Indexed " + totalFile + " docs for that file and " + total
                + " overall.");

    }
    log.info("Indexed " + total + " docs overall.");
}

From source file:com.tamingtext.qa.WikipediaIndexer.java

public static void main(String[] args) throws Exception {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option wikipediaFileOpt = obuilder.withLongName("wikiFile").withRequired(true)
            .withArgument(abuilder.withName("wikiFile").withMinimum(1).withMaximum(1).create())
            .withDescription(//from ww  w .  j av  a  2s .c  om
                    "The path to the wikipedia dump file.  Maybe a directory containing wikipedia dump files."
                            + "  If a directory is specified, only .xml files are used.")
            .withShortName("w").create();

    Option numDocsOpt = obuilder.withLongName("numDocs").withRequired(false)
            .withArgument(abuilder.withName("numDocs").withMinimum(1).withMaximum(1).create())
            .withDescription("The number of docs to index").withShortName("n").create();

    Option solrURLOpt = obuilder.withLongName("solrURL").withRequired(false)
            .withArgument(abuilder.withName("solrURL").withMinimum(1).withMaximum(1).create())
            .withDescription("The URL where Solr lives").withShortName("s").create();

    Option solrBatchOpt = obuilder.withLongName("batch").withRequired(false)
            .withArgument(abuilder.withName("batch").withMinimum(1).withMaximum(1).create())
            .withDescription("The number of docs to include in each indexing batch").withShortName("b")
            .create();

    Group group = gbuilder.withName("Options").withOption(wikipediaFileOpt).withOption(numDocsOpt)
            .withOption(solrURLOpt).withOption(solrBatchOpt).create();

    Parser parser = new Parser();
    parser.setGroup(group);
    CommandLine cmdLine = parser.parse(args);

    File file;
    file = new File(cmdLine.getValue(wikipediaFileOpt).toString());
    File[] dumpFiles;
    if (file.isDirectory()) {
        dumpFiles = file.listFiles(new FilenameFilter() {
            public boolean accept(File file, String s) {
                return s.endsWith(".xml");
            }
        });
    } else {
        dumpFiles = new File[] { file };
    }

    int numDocs = Integer.MAX_VALUE;
    if (cmdLine.hasOption(numDocsOpt)) {
        numDocs = Integer.parseInt(cmdLine.getValue(numDocsOpt).toString());
    }
    String url = DEFAULT_SOLR_URL;
    if (cmdLine.hasOption(solrURLOpt)) {
        url = cmdLine.getValue(solrURLOpt).toString();
    }
    int batch = 100;
    if (cmdLine.hasOption(solrBatchOpt)) {
        batch = Integer.parseInt(cmdLine.getValue(solrBatchOpt).toString());
    }
    WikipediaIndexer indexer = new WikipediaIndexer(new CommonsHttpSolrServer(url));
    int total = 0;
    for (int i = 0; i < dumpFiles.length && total < numDocs; i++) {
        File dumpFile = dumpFiles[i];
        log.info("Indexing: " + file + " Num files to index: " + (numDocs - total));
        long start = System.currentTimeMillis();
        int totalFile = indexer.index(dumpFile, numDocs - total, batch);
        long finish = System.currentTimeMillis();
        if (log.isInfoEnabled()) {
            log.info("Indexing " + dumpFile + " took " + (finish - start) + " ms");
        }
        total += totalFile;
        log.info("Done Indexing: " + file + ". Indexed " + totalFile + " docs for that file and " + total
                + " overall.");

    }
    log.info("Indexed " + total + " docs overall.");
}

From source file:com.tamingtext.tagging.LuceneTagExtractor.java

public static void main(String[] args) throws IOException {
    DefaultOptionBuilder obuilder = new DefaultOptionBuilder();
    ArgumentBuilder abuilder = new ArgumentBuilder();
    GroupBuilder gbuilder = new GroupBuilder();

    Option inputOpt = obuilder.withLongName("dir").withRequired(true)
            .withArgument(abuilder.withName("dir").withMinimum(1).withMaximum(1).create())
            .withDescription("The Lucene directory").withShortName("d").create();

    Option outputOpt = obuilder.withLongName("output").withRequired(false)
            .withArgument(abuilder.withName("output").withMinimum(1).withMaximum(1).create())
            .withDescription("The output directory").withShortName("o").create();

    Option maxOpt = obuilder.withLongName("max").withRequired(false)
            .withArgument(abuilder.withName("max").withMinimum(1).withMaximum(1).create())
            .withDescription(// ww  w . j a va  2s  .  com
                    "The maximum number of vectors to output.  If not specified, then it will loop over all docs")
            .withShortName("m").create();

    Option fieldOpt = obuilder.withLongName("field").withRequired(true)
            .withArgument(abuilder.withName("field").withMinimum(1).withMaximum(1).create())
            .withDescription("The field in the index").withShortName("f").create();

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

    Group group = gbuilder.withName("Options").withOption(inputOpt).withOption(outputOpt).withOption(maxOpt)
            .withOption(fieldOpt).create();

    try {
        Parser parser = new Parser();
        parser.setGroup(group);
        CommandLine cmdLine = parser.parse(args);

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

        File file = new File(cmdLine.getValue(inputOpt).toString());

        if (!file.isDirectory()) {
            throw new IllegalArgumentException(file + " does not exist or is not a directory");
        }

        long maxDocs = Long.MAX_VALUE;
        if (cmdLine.hasOption(maxOpt)) {
            maxDocs = Long.parseLong(cmdLine.getValue(maxOpt).toString());
        }

        if (maxDocs < 0) {
            throw new IllegalArgumentException("maxDocs must be >= 0");
        }

        String field = cmdLine.getValue(fieldOpt).toString();

        PrintWriter out = null;
        if (cmdLine.hasOption(outputOpt)) {
            out = new PrintWriter(new FileWriter(cmdLine.getValue(outputOpt).toString()));
        } else {
            out = new PrintWriter(new OutputStreamWriter(System.out, "UTF-8"));
        }

        File output = new File("/home/drew/taming-text/delicious/training");
        output.mkdirs();

        emitTextForTags(file, output);

        IOUtils.close(Collections.singleton(out));
    } catch (OptionException e) {
        log.error("Exception", e);
        CommandLineUtil.printHelp(group);
    }

}