Example usage for java.io File separatorChar

Introduction

In this page you can find the example usage for java.io File separatorChar.

Prototype

char separatorChar

To view the source code for java.io File separatorChar.

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Document

The system-dependent default name-separator character.

Usage

From source file:edu.emory.library.tast.spss.Import.java

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

    if (args.length != 1)
        return;//w  w  w .  j a  va 2  s  .  com
    String importDir = args[0];

    Configuration conf = AppConfig.getConfiguration();
    String fullImportDir = conf.getString(AppConfig.IMPORT_ROOTDIR) + File.separatorChar + importDir;
    LogWriter log = new LogWriter(fullImportDir);
    log.startImport();

    AbstractDescriptiveObjectFactory objectFactory = new VoyageFactory();
    ImportableAttribute[] attributes = Voyage.getAttributes();

    Import imp = new Import(fullImportDir, "voyageid", objectFactory, attributes);
    imp.runImport(log);
    log.close();

}

From source file:apps.quantification.LearnQuantificationSVMLight.java

public static void main(String[] args) throws IOException {
    String cmdLineSyntax = LearnQuantificationSVMLight.class.getName()
            + " [OPTIONS] <path to svm_light_learn> <path to svm_light_classify> <trainingIndexDirectory> <outputDirectory>";

    Options options = new Options();

    OptionBuilder.withArgName("f");
    OptionBuilder.withDescription("Number of folds");
    OptionBuilder.withLongOpt("f");
    OptionBuilder.isRequired(true);/*w ww.j  a  v  a 2s.c  om*/
    OptionBuilder.hasArg();
    options.addOption(OptionBuilder.create());

    OptionBuilder.withArgName("c");
    OptionBuilder.withDescription("The c value for svm_light (default 1)");
    OptionBuilder.withLongOpt("c");
    OptionBuilder.isRequired(false);
    OptionBuilder.hasArg();
    options.addOption(OptionBuilder.create());

    OptionBuilder.withArgName("k");
    OptionBuilder.withDescription("Kernel type (default 0: linear, 1: polynomial, 2: RBF, 3: sigmoid)");
    OptionBuilder.withLongOpt("k");
    OptionBuilder.isRequired(false);
    OptionBuilder.hasArg();
    options.addOption(OptionBuilder.create());

    OptionBuilder.withArgName("t");
    OptionBuilder.withDescription("Path for temporary files");
    OptionBuilder.withLongOpt("t");
    OptionBuilder.isRequired(false);
    OptionBuilder.hasArg();
    options.addOption(OptionBuilder.create());

    OptionBuilder.withArgName("v");
    OptionBuilder.withDescription("Verbose output");
    OptionBuilder.withLongOpt("v");
    OptionBuilder.isRequired(false);
    OptionBuilder.hasArg(false);
    options.addOption(OptionBuilder.create());

    OptionBuilder.withArgName("s");
    OptionBuilder.withDescription("Don't delete temporary training file in svm_light format (default: delete)");
    OptionBuilder.withLongOpt("s");
    OptionBuilder.isRequired(false);
    OptionBuilder.hasArg(false);
    options.addOption(OptionBuilder.create());

    SvmLightLearnerCustomizer classificationLearnerCustomizer = null;
    SvmLightClassifierCustomizer classificationCustomizer = null;

    int folds = -1;

    GnuParser parser = new GnuParser();
    String[] remainingArgs = null;
    try {
        CommandLine line = parser.parse(options, args);

        remainingArgs = line.getArgs();

        classificationLearnerCustomizer = new SvmLightLearnerCustomizer(remainingArgs[0]);
        classificationCustomizer = new SvmLightClassifierCustomizer(remainingArgs[1]);

        folds = Integer.parseInt(line.getOptionValue("f"));

        if (line.hasOption("c"))
            classificationLearnerCustomizer.setC(Float.parseFloat(line.getOptionValue("c")));

        if (line.hasOption("k")) {
            System.out.println("Kernel type: " + line.getOptionValue("k"));
            classificationLearnerCustomizer.setKernelType(Integer.parseInt(line.getOptionValue("k")));
        }

        if (line.hasOption("v"))
            classificationLearnerCustomizer.printSvmLightOutput(true);

        if (line.hasOption("s"))
            classificationLearnerCustomizer.setDeleteTrainingFiles(false);

        if (line.hasOption("t")) {
            classificationLearnerCustomizer.setTempPath(line.getOptionValue("t"));
            classificationCustomizer.setTempPath(line.getOptionValue("t"));
        }

    } catch (Exception exp) {
        System.err.println("Parsing failed.  Reason: " + exp.getMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(cmdLineSyntax, options);
        System.exit(-1);
    }

    assert (classificationLearnerCustomizer != null);

    if (remainingArgs.length != 4) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(cmdLineSyntax, options);
        System.exit(-1);
    }

    String indexFile = remainingArgs[2];

    File file = new File(indexFile);

    String indexName = file.getName();
    String indexPath = file.getParent();

    String outputPath = remainingArgs[3];

    SvmLightLearner classificationLearner = new SvmLightLearner();

    classificationLearner.setRuntimeCustomizer(classificationLearnerCustomizer);

    FileSystemStorageManager fssm = new FileSystemStorageManager(indexPath, false);
    fssm.open();

    IIndex training = TroveReadWriteHelper.readIndex(fssm, indexName, TroveContentDBType.Full,
            TroveClassificationDBType.Full);

    final TextualProgressBar progressBar = new TextualProgressBar("Learning the quantifiers");

    IOperationStatusListener status = new IOperationStatusListener() {

        @Override
        public void operationStatus(double percentage) {
            progressBar.signal((int) percentage);
        }
    };

    QuantificationLearner quantificationLearner = new QuantificationLearner(folds, classificationLearner,
            classificationLearnerCustomizer, classificationCustomizer, ClassificationMode.PER_CATEGORY,
            new LogisticFunction(), status);

    IQuantifier[] quantifiers = quantificationLearner.learn(training);

    File executableFile = new File(classificationLearnerCustomizer.getSvmLightLearnPath());
    IDataManager classifierDataManager = new SvmLightDataManager(new SvmLightClassifierCustomizer(
            executableFile.getParentFile().getAbsolutePath() + Os.pathSeparator() + "svm_light_classify"));
    String description = "_SVMLight_C-" + classificationLearnerCustomizer.getC() + "_K-"
            + classificationLearnerCustomizer.getKernelType();
    if (classificationLearnerCustomizer.getAdditionalParameters().length() > 0)
        description += "_" + classificationLearnerCustomizer.getAdditionalParameters();
    String quantifierPrefix = indexName + "_Quantifier-" + folds + description;

    FileSystemStorageManager fssmo = new FileSystemStorageManager(
            outputPath + File.separatorChar + quantifierPrefix, true);
    fssmo.open();
    QuantificationLearner.write(quantifiers, fssmo, classifierDataManager);
    fssmo.close();

    BufferedWriter bfs = new BufferedWriter(
            new FileWriter(outputPath + File.separatorChar + quantifierPrefix + "_rates.txt"));
    TShortDoubleHashMap simpleTPRs = quantificationLearner.getSimpleTPRs();
    TShortDoubleHashMap simpleFPRs = quantificationLearner.getSimpleFPRs();
    TShortDoubleHashMap scaledTPRs = quantificationLearner.getScaledTPRs();
    TShortDoubleHashMap scaledFPRs = quantificationLearner.getScaledFPRs();

    ContingencyTableSet contingencyTableSet = quantificationLearner.getContingencyTableSet();

    short[] cats = simpleTPRs.keys();
    for (int i = 0; i < cats.length; ++i) {
        short cat = cats[i];
        String catName = training.getCategoryDB().getCategoryName(cat);
        ContingencyTable contingencyTable = contingencyTableSet.getCategoryContingencyTable(cat);
        double simpleTPR = simpleTPRs.get(cat);
        double simpleFPR = simpleFPRs.get(cat);
        double scaledTPR = scaledTPRs.get(cat);
        double scaledFPR = scaledFPRs.get(cat);
        String line = quantifierPrefix + "\ttrain\tsimple\t" + catName + "\t" + cat + "\t"
                + contingencyTable.tp() + "\t" + contingencyTable.fp() + "\t" + contingencyTable.fn() + "\t"
                + contingencyTable.tn() + "\t" + simpleTPR + "\t" + simpleFPR + "\n";
        bfs.write(line);
        line = quantifierPrefix + "\ttrain\tscaled\t" + catName + "\t" + cat + "\t" + contingencyTable.tp()
                + "\t" + contingencyTable.fp() + "\t" + contingencyTable.fn() + "\t" + contingencyTable.tn()
                + "\t" + scaledTPR + "\t" + scaledFPR + "\n";
        bfs.write(line);
    }
    bfs.close();
}

From source file:Main.java

public static String convertToSystemPath(String path) {
    char separatorChar = File.separatorChar;
    char charToReplace;
    if (separatorChar == '\\') {
        charToReplace = '/';
    } else {/*from   ww  w .jav  a  2s. c  o  m*/
        charToReplace = '\\';
    }

    String systemPath = path.replace(charToReplace, separatorChar);
    return systemPath;
}

From source file:Main.java

public static String getFileSubFix(String fileName) {
    int index1 = fileName.lastIndexOf(File.separatorChar);
    int index2 = fileName.lastIndexOf(".");
    if (index2 <= index1)
        return "";
    return fileName.substring(index2 + 1);
}

From source file:Main.java

public static String getExtensionFromFileName(String fileName) {
    int slash = fileName.lastIndexOf(File.separatorChar);
    int dot = fileName.lastIndexOf('.');
    if (slash >= dot) {
        return null;
    }//from   w  w w  .  ja va2  s .  com
    String extension = fileName.substring(dot + 1).toLowerCase(Locale.ENGLISH);
    return extension;
}

From source file:Main.java

public static String getClassFile(String name) {
    StringBuffer sb = new StringBuffer(name);
    name = name.replace('.', File.separatorChar) + ".class";
    sb.append(File.separator + name);
    return sb.toString();
}

From source file:FileUtils.java

static public String relativePath(File from, File to) {
    return relativePath(from, to, File.separatorChar);
}

From source file:Main.java

private static String toPath(File root, File dir) {
    String path = dir.getAbsolutePath();
    path = path.substring(root.getAbsolutePath().length()).replace(File.separatorChar, '/');
    if (path.startsWith("/")) {
        path = path.substring(1);/*from  www .j  a va2s  .c o m*/
    }
    if (dir.isDirectory() && !path.endsWith("/")) {
        path += "/";
    }
    return path;
}

From source file:Main.java

static String rmPath(String fName) {
    int pos = fName.lastIndexOf(File.separatorChar);
    if (pos > -1)
        fName = fName.substring(pos + 1);
    return fName;
}

From source file:Main.java

public static String extension(String filename) {
    if (filename == null || filename.length() == 0) {
        return "";
    }/* ww w.j a v a  2  s  .  co m*/
    // Ensure the last dot is after the last file separator
    int lastSep = filename.lastIndexOf(File.separatorChar);
    int lastDot;
    if (lastSep < 0) {
        lastDot = filename.lastIndexOf('.');
    } else {
        lastDot = filename.substring(lastSep + 1).lastIndexOf('.');
        if (lastDot >= 0) {
            lastDot += lastSep + 1;
        }
    }

    if (lastDot >= 0 && lastDot > lastSep) {
        return filename.substring(lastDot + 1).toLowerCase();
    }

    return "";
}