Example usage for java.util Enumeration hasMoreElements

List of usage examples for java.util Enumeration hasMoreElements

  1. HOME
  2. Java
  3. java
  4. java.util.*
  5. Enumeration
  6. hasMoreElements

Introduction

In this page you can find the example usage for java.util Enumeration hasMoreElements.

Prototype

boolean hasMoreElements();

Source Link

Document

Tests if this enumeration contains more elements.

Usage

From source file:Main.java

/**
 * Create a Hashtable by pairing the given keys with the given values.
 * Equivalent to python code <code>dict(zip(keys, values))</code>
 *///from ww  w . j  a  va 2s.c o m
public static Hashtable createHashtable(Vector keys, Vector values) {
    Enumeration keyEnum = keys.elements();
    Enumeration valEnum = values.elements();

    Hashtable result = new Hashtable();
    while (keyEnum.hasMoreElements() && valEnum.hasMoreElements())
        result.put(keyEnum.nextElement(), valEnum.nextElement());

    return result;
}

From source file:com.google.gdt.eclipse.designer.webkit.WebKitSupportWin32.java

private static void extract(ZipFile zipFile) throws Exception {
    // remove any possibly corrupted contents
    FileUtils.deleteQuietly(WEBKIT_DIR);
    WEBKIT_DIR.mkdirs();/* w w  w . j a  v  a  2 s  . c  om*/
    Enumeration<? extends ZipEntry> entries = zipFile.entries();
    while (entries.hasMoreElements()) {
        ZipEntry entry = entries.nextElement();
        if (entry.isDirectory()) {
            new File(WEBKIT_DIR, entry.getName()).mkdirs();
            continue;
        }
        InputStream inputStream = zipFile.getInputStream(entry);
        File outputFile = new File(WEBKIT_DIR, entry.getName());
        FileOutputStream outputStream = new FileOutputStream(outputFile);
        IOUtils.copy(inputStream, outputStream);
        IOUtils.closeQuietly(inputStream);
        IOUtils.closeQuietly(outputStream);
    }
}

From source file:com.daphne.es.maintain.editor.web.controller.utils.CompressUtils.java

@SuppressWarnings("unchecked")
private static void unzipFolder(File uncompressFile, File descPathFile, boolean override) {

    ZipFile zipFile = null;// www. j  a v  a  2 s .c o m
    try {
        zipFile = new ZipFile(uncompressFile, "GBK");

        Enumeration<ZipArchiveEntry> entries = zipFile.getEntries();
        while (entries.hasMoreElements()) {
            ZipArchiveEntry zipEntry = entries.nextElement();
            String name = zipEntry.getName();
            name = name.replace("\\", "/");

            File currentFile = new File(descPathFile, name);

            //? 
            if (currentFile.isFile() && currentFile.exists() && !override) {
                continue;
            }

            if (name.endsWith("/")) {
                currentFile.mkdirs();
                continue;
            } else {
                currentFile.getParentFile().mkdirs();
            }

            FileOutputStream fos = null;
            try {
                fos = new FileOutputStream(currentFile);
                InputStream is = zipFile.getInputStream(zipEntry);
                IOUtils.copy(is, fos);
            } finally {
                IOUtils.closeQuietly(fos);
            }
        }
    } catch (IOException e) {
        throw new RuntimeException("", e);
    } finally {
        if (zipFile != null) {
            try {
                zipFile.close();
            } catch (IOException e) {
            }
        }
    }

}

From source file:com.jt.dbcp.example.ManualPoolingDataSourceExample.java

public static void printDataSourceStats(DataSource ds) {
    Enumeration<Driver> driver = DriverManager.getDrivers();
    while (driver.hasMoreElements()) {
        Driver d = driver.nextElement();
        System.out.println(d.getClass());
    }// ww w  .  j a  va  2s  . c  om
}

From source file:Main.java

public static boolean upZipFile(File zipFile, String folderPath) throws ZipException, IOException {
    ZipFile zfile = new ZipFile(zipFile);
    Enumeration<? extends ZipEntry> zList = zfile.entries();
    ZipEntry ze = null;/* w w  w  . j a v  a 2  s . c om*/
    byte[] buf = new byte[1024];
    while (zList.hasMoreElements()) {
        ze = (ZipEntry) zList.nextElement();
        if (ze.isDirectory()) {
            continue;
        }
        Log.d(TAG, "ze.getName() = " + ze.getName());
        OutputStream os = new BufferedOutputStream(
                new FileOutputStream(getRealFileName(folderPath, ze.getName())));
        InputStream is = new BufferedInputStream(zfile.getInputStream(ze));
        int readLen = 0;
        while ((readLen = is.read(buf, 0, 1024)) != -1) {
            os.write(buf, 0, readLen);
        }
        is.close();
        os.close();
    }
    zfile.close();
    return true;
}

From source file:azkaban.jobtype.connectors.teradata.TeraDataWalletInitializer.java

/**
 * As of TDCH 1.4.1, integration with Teradata wallet only works with hadoop jar command line command.
 * This is mainly because TDCH depends on the behavior of hadoop jar command line which extracts jar file
 * into hadoop tmp folder.//from w w  w  .  ja  v a  2 s.c  om
 *
 * This method will extract tdchJarfile and place it into temporary folder, and also add jvm shutdown hook
 * to delete the directory when JVM shuts down.
 * @param tdchJarFile TDCH jar file.
 */
public static void initialize(File tmpDir, File tdchJarFile) {
    synchronized (TeraDataWalletInitializer.class) {
        if (tdchJarExtractedDir != null) {
            return;
        }

        if (tdchJarFile == null) {
            throw new IllegalArgumentException("TDCH jar file cannot be null.");
        }
        if (!tdchJarFile.exists()) {
            throw new IllegalArgumentException(
                    "TDCH jar file does not exist. " + tdchJarFile.getAbsolutePath());
        }
        try {
            //Extract TDCH jar.
            File unJarDir = createUnjarDir(
                    new File(tmpDir.getAbsolutePath() + File.separator + UNJAR_DIR_NAME));
            JarFile jar = new JarFile(tdchJarFile);
            Enumeration<JarEntry> enumEntries = jar.entries();

            while (enumEntries.hasMoreElements()) {
                JarEntry srcFile = enumEntries.nextElement();
                File destFile = new File(unJarDir + File.separator + srcFile.getName());
                if (srcFile.isDirectory()) { // if its a directory, create it
                    destFile.mkdir();
                    continue;
                }

                InputStream is = jar.getInputStream(srcFile);
                BufferedOutputStream os = new BufferedOutputStream(new FileOutputStream(destFile));
                IOUtils.copy(is, os);
                close(os);
                close(is);
            }
            jar.close();
            tdchJarExtractedDir = unJarDir;
        } catch (IOException e) {
            throw new RuntimeException("Failed while extracting TDCH jar file.", e);
        }
    }
    logger.info("TDCH jar has been extracted into directory: " + tdchJarExtractedDir.getAbsolutePath());
}

From source file:com.icesoft.net.messaging.jms.AbstractJMSConnection.java

protected static String toString(final javax.jms.Message message) {
    StringBuffer _messageString = new StringBuffer();
    try {//  w w w . ja  v a  2 s . c om
        Enumeration _propertyNames = message.getPropertyNames();
        while (_propertyNames.hasMoreElements()) {
            String _propertyName = (String) _propertyNames.nextElement();
            _messageString.append(_propertyName);
            _messageString.append(": ");
            _messageString.append(message.getObjectProperty(_propertyName));
            _messageString.append("\r\n");
        }
        _messageString.append("\r\n");
        if (message instanceof javax.jms.ObjectMessage) {
            _messageString.append(((javax.jms.ObjectMessage) message).getObject());
        } else if (message instanceof javax.jms.TextMessage) {
            _messageString.append(((javax.jms.TextMessage) message).getText());
        }
        _messageString.append("\r\n");
    } catch (JMSException exception) {
        // do nothing (this is just a toString() method)
    }
    return _messageString.toString();
}

From source file:com.android.tradefed.util.ZipUtil2.java

/**
 * Utility method to extract entire contents of zip file into given directory
 *
 * @param zipFile the {@link ZipFile} to extract
 * @param destDir the local dir to extract file to
 * @throws IOException if failed to extract file
 *///  w w w . j  a va2s  .  c om
public static void extractZip(ZipFile zipFile, File destDir) throws IOException {
    Enumeration<? extends ZipArchiveEntry> entries = zipFile.getEntries();
    while (entries.hasMoreElements()) {
        ZipArchiveEntry entry = entries.nextElement();
        File childFile = new File(destDir, entry.getName());
        childFile.getParentFile().mkdirs();
        if (entry.isDirectory()) {
            childFile.mkdirs();
            applyUnixModeIfNecessary(entry, childFile);
            continue;
        } else {
            FileUtil.writeToFile(zipFile.getInputStream(entry), childFile);
            applyUnixModeIfNecessary(entry, childFile);
        }
    }
}

From source file:com.willwinder.universalgcodesender.i18n.Localization.java

private static int getKeyCount(ResourceBundle b) {
    Enumeration<String> keyEnum = b.getKeys();

    int ret = 0;/*from w  w  w.j a v a 2  s .  co m*/
    while (keyEnum.hasMoreElements()) {
        keyEnum.nextElement();
        ret++;
    }

    return ret;
}

From source file:ezbake.deployer.utilities.VersionHelper.java

private static String getVersionFromPomProperties(File artifact) throws IOException {
    List<JarEntry> pomPropertiesFiles = new ArrayList<>();
    String versionNumber = null;/* www .  jav  a2 s .  co m*/
    try (JarFile jar = new JarFile(artifact)) {
        JarEntry entry;
        Enumeration<JarEntry> entries = jar.entries();
        while (entries.hasMoreElements()) {
            entry = entries.nextElement();
            if (!entry.isDirectory() && entry.getName().endsWith("pom.properties")) {
                pomPropertiesFiles.add(entry);
            }
        }

        if (pomPropertiesFiles.size() == 1) {
            Properties pomProperties = new Properties();
            pomProperties.load(jar.getInputStream(pomPropertiesFiles.get(0)));
            versionNumber = pomProperties.getProperty("version", null);
        } else {
            logger.debug("Found {} pom.properties files. Cannot use that for version",
                    pomPropertiesFiles.size());
        }
    }
    return versionNumber;
}