Example usage for java.util Enumeration 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

/**
 * Converts the elements found in the given Enumeration into a list.
 *//*from  w w  w  .  j av  a  2 s  .  c om*/
public static <T> List<T> asList(Enumeration<T> enu) {
    List<T> list = new ArrayList<T>();
    while (enu != null && enu.hasMoreElements()) {
        list.add(enu.nextElement());
    }
    return list;
}

From source file:io.apiman.servers.gateway_es.Starter.java

/**
 * Loads properties from a file and puts them into system properties.
 *///from w w w.  j  av a 2s  .c  om
@SuppressWarnings({ "nls", "unchecked" })
protected static void loadProperties() {
    URL configUrl = Starter.class.getClassLoader().getResource("gateway_es-apiman.properties");
    if (configUrl == null) {
        throw new RuntimeException(
                "Failed to find properties file (see README.md): gateway_es-apiman.properties");
    }
    InputStream is = null;
    try {
        is = configUrl.openStream();
        Properties props = new Properties();
        props.load(is);
        Enumeration<String> names = (Enumeration<String>) props.propertyNames();
        while (names.hasMoreElements()) {
            String name = names.nextElement();
            String value = props.getProperty(name);
            System.setProperty(name, value);
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:Main.java

public static String getLocalIpAddress() throws Exception {
    String ipAddress = null;/*from w  w  w .j a v a2  s  .c o  m*/

    Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces();

    while (en.hasMoreElements()) {
        NetworkInterface e = en.nextElement();
        Enumeration<InetAddress> addresses = e.getInetAddresses();
        while (addresses.hasMoreElements()) {
            InetAddress address = addresses.nextElement();
            if (!address.isLoopbackAddress() && address.isSiteLocalAddress()) {
                ipAddress = address.getHostName();
                break;
            }
        }
    }

    if (ipAddress == null) {
        ipAddress = InetAddress.getLocalHost().getHostAddress();
    }

    return ipAddress;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {// w  w  w.j a v  a2s  .c o  m
        Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces();
        while (en.hasMoreElements()) {
            NetworkInterface intf = en.nextElement();
            String name = intf.getName();
            if (name.compareTo("eth0") == 0 || name.compareTo("wlan0") == 0) {
                Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses();
                while (enumIpAddr.hasMoreElements()) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    if (inetAddress.getClass() == Inet4Address.class) {
                        return inetAddress.getHostAddress();
                    }
                }
            }
        }
    } catch (SocketException ex) {
        Log.e("MY", ex.toString());
    }
    return null;
}

From source file:Main.java

public static Collection toCollection(Enumeration _enum, Collection c) {
    if (c == null)
        c = new ArrayList();
    while (_enum.hasMoreElements())
        c.add(_enum.nextElement());
    return c;/*from  w  ww. ja v a  2  s .com*/
}

From source file:Main.java

/**
 * Marshal the elements from the given enumeration into an array of the given type. Enumeration elements must be assignable to
 * the type of the given array. The array returned will be a different instance than the array given.
 *//*from w  w  w.  j a v a2 s.  c  o  m*/
public static <A, E extends A> A[] toArray(Enumeration<E> enumeration, A[] array) {
    ArrayList<A> elements = new ArrayList<>();
    while (enumeration.hasMoreElements()) {
        elements.add(enumeration.nextElement());
    }
    return elements.toArray(array);
}

From source file:Main.java

/**
 * To check if the apk file is available to install.
 * /* w  ww  .  ja  va  2  s . com*/
 * @param apkFilePath the apk file path
 * @return            true if available, otherwise return false
 */
public static boolean isApkAvailable(String apkFilePath) {
    File apkFile = new File(apkFilePath);
    if (!apkFile.exists()) {
        return false;
    }

    try {
        ZipFile zipFile = new ZipFile(apkFile);
        Enumeration<? extends ZipEntry> entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry zipEntry = entries.nextElement();
            if (APK_MANIFEST.equals(zipEntry.getName())) {
                zipFile.close();
                return true;
            }
        }

        zipFile.close();
    } catch (Exception e) {
        return false;
    }

    return false;
}

From source file:Main.java

/**
 * Dictionary does not have an equals./*from w  w w  .  j av a 2s.  c o  m*/
 * Please use  Map.equals()
 *
 * <p>Follows the equals contract of Java 2's Map.</p>
 *
 * @since Ant 1.5
 * @deprecated
 */
public static boolean equals(Dictionary d1, Dictionary d2) {
    if (d1 == d2) {
        return true;
    }

    if (d1 == null || d2 == null) {
        return false;
    }

    if (d1.size() != d2.size()) {
        return false;
    }

    Enumeration e1 = d1.keys();
    while (e1.hasMoreElements()) {
        Object key = e1.nextElement();
        Object value1 = d1.get(key);
        Object value2 = d2.get(key);
        if (value2 == null || !value1.equals(value2)) {
            return false;
        }
    }

    // don't need the opposite check as the Dictionaries have the
    // same size, so we've also covered all keys of d2 already.

    return true;
}

From source file:Main.java

public static Vector createVector(Enumeration e) {
    Vector result = new Vector();
    while (e.hasMoreElements())
        result.addElement(e.nextElement());
    return result;
}

From source file:Main.java

public static InetAddress getHostAddress() {
    try {/* w w  w.  j av  a 2s  . co m*/
        Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
        while (interfaces.hasMoreElements()) {
            NetworkInterface iface = interfaces.nextElement();
            // filters out 127.0.0.1 and inactive interfaces
            if (iface.isLoopback() || !iface.isUp())
                continue;

            Enumeration<InetAddress> addresses = iface.getInetAddresses();
            while (addresses.hasMoreElements()) {
                InetAddress addr = addresses.nextElement();
                if (addr instanceof Inet4Address)
                    return addr;
            }
        }
    } catch (SocketException e) {
        throw new RuntimeException(e);
    }
    return null;
}