Example usage for java.util Arrays stream

Introduction

In this page you can find the example usage for java.util Arrays stream.

Prototype

public static DoubleStream stream(double[] array)

Source Link

Document

Returns a sequential DoubleStream with the specified array as its source.

Usage

From source file:io.dfox.junit.http.api.Path.java

/**
 * Parse a String into a RunPath. The path is expected to be in the format 
 * &lt;grouping&gt;[/&lt;name&gt;].
 * // ww w.j av  a  2s.  co m
 * @param path The string path
 * @return The test path or an empty Optional if the path is not valid or could not be parsed
 */
public static Optional<Path> parse(final String path) {
    final ImmutableList<String> parts = Arrays.stream(path.split("/")).map(s -> s.trim())
            .filter(s -> !s.isEmpty()).collect(Collectors.toImmutableList());

    switch (parts.size()) {
    case 1:
        return Optional.of(new Path(parts.get(0), Optional.empty()));
    case 2:
        return Optional.of(new Path(parts.get(0), Optional.of(parts.get(1))));
    default:
        return Optional.empty();
    }
}

From source file:com.tekstosense.opennlp.config.ModelLoaderConfig.java

public static String[] getModels(String[] modelNames) {
    File dir = new File(Config.getConfiguration().getString(MODELPATH));
    LOG.info("Loading Models from... " + dir.getAbsolutePath());

    List<String> wildCardPath = Arrays.stream(modelNames).map(model -> {
        return "en-ner-" + model + "*.bin";
    }).collect(Collectors.toList());

    FileFilter fileFilter = new WildcardFileFilter(wildCardPath, IOCase.INSENSITIVE);
    List<String> filePath = Arrays.asList(dir.listFiles(fileFilter)).stream()
            .map(file -> file.getAbsolutePath()).collect(Collectors.toList());
    return filePath.toArray(new String[filePath.size()]);
}

From source file:org.shredzone.cilla.admin.ListBean.java

/**
 * Returns a list of available text format types.
 *///  w  w w .j a va 2 s  . c  om
public List<SelectItem> createTextFormatList() {
    ResourceBundle msg = getResourceBundle();

    return Arrays.stream(TextFormat.values()).map(TextFormat::name).map(value -> {
        String label = msg.getString("select.textformat." + value.toLowerCase());
        String description = msg.getString("select.textformat.tt." + value.toLowerCase());
        return new SelectItem(value, label, description);
    }).collect(toList());
}

From source file:net.lldp.checksims.parse.token.tokenizer.CharTokenizer.java

/**
 * Split a string into character tokens.
 *
 * @param string String to split/*www .  jav  a  2  s  .  co  m*/
 * @return Input string, with a single token representing each character
 */
@Override
public TokenList splitString(String string) {
    checkNotNull(string);

    TokenList toReturn = new TokenList(this.getType());

    char[] chars = string.toCharArray();

    Arrays.stream(ArrayUtils.toObject(chars))
            .map((character) -> new ConcreteToken(character, TokenType.CHARACTER))
            .forEachOrdered(toReturn::add);

    return toReturn;
}

From source file:com.thoughtworks.go.config.CaseInsensitiveString.java

public static List<CaseInsensitiveString> list(String... strings) {
    return toList(Arrays.stream(strings));
}

From source file:com.nike.cerberus.command.validator.UploadCertFilesPathValidator.java

@Override
public void validate(final String name, final Path value) throws ParameterException {

    if (value == null) {
        throw new ParameterException("Value must be specified.");
    }/* w  ww . ja v  a  2  s .  co  m*/

    final File certDirectory = value.toFile();
    final Set<String> filenames = Sets.newHashSet();

    if (!certDirectory.canRead()) {
        throw new ParameterException("Specified path is not readable.");
    }

    if (!certDirectory.isDirectory()) {
        throw new ParameterException("Specified path is not a directory.");
    }

    final FilenameFilter filter = new RegexFileFilter("^.*\\.pem$");
    final File[] files = certDirectory.listFiles(filter);
    Arrays.stream(files).forEach(file -> filenames.add(file.getName()));

    if (!filenames.containsAll(EXPECTED_FILE_NAMES)) {
        final StringJoiner sj = new StringJoiner(", ", "[", "]");
        EXPECTED_FILE_NAMES.stream().forEach(sj::add);
        throw new ParameterException("Not all expected files are present! Expected: " + sj.toString());
    }
}

From source file:com.serli.open.data.poitiers.jobs.importer.ImportAllDataJob.java

@Override
protected void indexRootElement(FullDataJsonFile fullDataJsonFile) {

    DataJsonObject[] jsonDataFromFiles = fullDataJsonFile.data;
    System.out.println("index root 1");
    Bulk.Builder bulk = new Bulk.Builder().defaultIndex(OPEN_DATA_POITIERS_INDEX).defaultType(getElasticType());
    System.out.println("index root2");
    Arrays.stream(jsonDataFromFiles).forEach(jsonFromFile -> bulk.addAction(getAction(jsonFromFile)));
    RuntimeJestClient jc = ElasticUtils.createClient();
    jc.execute(bulk.build());//from  w w  w. ja v  a  2  s  .  co m

}

From source file:com.simiacryptus.util.test.EnglishWords.java

private static void read() {
    try {/*from  w  w w  .j a  v  a  2 s  .com*/
        InputStream in = Util.cache(url, file);
        String txt = new String(IOUtils.toByteArray(in), "UTF-8").replaceAll("\r", "");
        List<String> list = Arrays.stream(txt.split("\n")).map(x -> x.replaceAll("[^\\w]", ""))
                .collect(Collectors.toList());
        Collections.shuffle(list);
        for (String paragraph : list) {
            queue.add(new EnglishWords(paragraph));
        }
    } catch (final IOException e) {
        // Ignore... end of stream
    } catch (final RuntimeException e) {
        if (!(e.getCause() instanceof InterruptedException))
            throw e;
    } catch (final Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:edu.umd.umiacs.clip.tools.classifier.ConfusionMatrix.java

public static ConfusionMatrix loadLibSVM(String goldPath, String predPath, double... cutoffs) {
    int[] gold = readAllLines(goldPath).stream().mapToInt(line -> new Integer(line.split("\\s+")[0])).toArray();
    IntSummaryStatistics stats = Arrays.stream(gold).summaryStatistics();
    double cutoff = stats.getMin() == stats.getMax() ? cutoffs[0] : ((stats.getMax() + stats.getMin()) / 2);
    List<Boolean> goldList = Arrays.stream(gold).boxed().map(i -> i > cutoff).collect(toList());
    List<Boolean> predList = readAllLines(predPath).stream().map(pred -> new Double(pred) > cutoff)
            .collect(toList());//ww w . j av  a2  s.co  m
    return new ConfusionMatrix(goldList, predList);
}

From source file:com.google.cloud.tools.intellij.appengine.facet.standard.AppEngineStandardMavenLibrary.java

public static Optional<AppEngineStandardMavenLibrary> getLibraryByDisplayName(final String name) {
    return Arrays.stream(AppEngineStandardMavenLibrary.values())
            .filter(library -> name.equals(library.getDisplayName())).findAny();
}