Example usage for java.util Collections list

Introduction

In this page you can find the example usage for java.util Collections list.

Prototype

public static <T> ArrayList<T> list(Enumeration<T> e)

Source Link

Document

Returns an array list containing the elements returned by the specified enumeration in the order they are returned by the enumeration.

Usage

From source file:Main.java

private static void displayInterfaceInformation(NetworkInterface netint) throws SocketException {
    System.out.printf("Display name: %s%n", netint.getDisplayName());
    System.out.printf("Name: %s%n", netint.getName());
    Enumeration<InetAddress> inetAddresses = netint.getInetAddresses();
    for (InetAddress inetAddress : Collections.list(inetAddresses)) {
        System.out.printf("InetAddress: %s%n", inetAddress);
    }/*from  ww w  .j  a va 2 s.c  o  m*/

    System.out.printf("Parent: %s%n", netint.getParent());
    System.out.printf("Up? %s%n", netint.isUp());
    System.out.printf("Loopback? %s%n", netint.isLoopback());
    System.out.printf("PointToPoint? %s%n", netint.isPointToPoint());
    System.out.printf("Supports multicast? %s%n", netint.isVirtual());
    System.out.printf("Virtual? %s%n", netint.isVirtual());
    System.out.printf("Hardware address: %s%n", Arrays.toString(netint.getHardwareAddress()));
    System.out.printf("MTU: %s%n", netint.getMTU());

    List<InterfaceAddress> interfaceAddresses = netint.getInterfaceAddresses();
    for (InterfaceAddress addr : interfaceAddresses) {
        System.out.printf("InterfaceAddress: %s%n", addr.getAddress());
    }
    System.out.printf("%n");
    Enumeration<NetworkInterface> subInterfaces = netint.getSubInterfaces();
    for (NetworkInterface networkInterface : Collections.list(subInterfaces)) {
        System.out.printf("%nSubInterface%n");
        displayInterfaceInformation(networkInterface);
    }
    System.out.printf("%n");
}

From source file:Main.java

public static String dumpLuxLevel() {
    String result = "";
    if (mLevelSet == null)
        mLevelSet = mContext.getSharedPreferences(PREFER, Context.MODE_WORLD_READABLE).getStringSet(LEVELSET,
                null);/*from  ww w .  ja va 2 s.c o  m*/
    if (mLevelSet != null) {
        ArrayList<String> array = Collections.list(Collections.enumeration(mLevelSet));
        Collections.sort(array, mComparator);
        result = array.toString();
    }
    return result;
}

From source file:Main.java

public static boolean getBoundaryLevel(Point bound) {
    if (mLevelSet == null)
        mLevelSet = mContext.getSharedPreferences(PREFER, Context.MODE_WORLD_READABLE).getStringSet(LEVELSET,
                null);/*from w  ww.  j  a  v a 2 s.c o m*/
    if (mLevelSet != null) {
        ArrayList<String> array = Collections.list(Collections.enumeration(mLevelSet));
        Collections.sort(array, mComparator);
        bound.x = Integer.valueOf(array.get(0));
        bound.y = Integer.valueOf(array.get(array.size() - 1));
        return true;
    }
    return false;
}

From source file:camp.pixels.signage.util.NetworkInterfaces.java

public static String getMACAddress(String interfaceName) {
    try {// www.ja v a  2s.  c  om
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface intf : interfaces) {
            if (interfaceName != null) {
                if (!intf.getName().equalsIgnoreCase(interfaceName))
                    continue;
            }
            if (!VALID_INTERFACES.contains(intf.getName()))
                continue;
            byte[] mac = intf.getHardwareAddress();
            if (mac == null)
                continue;//return "";
            StringBuilder buf = new StringBuilder();
            for (int idx = 0; idx < mac.length; idx++)
                buf.append(String.format("%02X:", mac[idx]));
            if (buf.length() > 0)
                buf.deleteCharAt(buf.length() - 1);
            //Log.d("getMACAddress", intf.getName());
            //Log.d("getMACAddress", buf.toString());
            return buf.toString();
        }
    } catch (SocketException ex) {
    }
    return "";
}

From source file:Main.java

public static boolean isLowestLevel(int level) {
    if (mLevelSet == null)
        mLevelSet = mContext.getSharedPreferences(PREFER, Context.MODE_WORLD_READABLE).getStringSet(LEVELSET,
                null);//www .  j  ava2  s.  c  o m
    if (mLevelSet != null) {
        if (mLevelSet.size() < 5) // data is too few to judge lowest
            return false;
        ArrayList<String> array = Collections.list(Collections.enumeration(mLevelSet));
        Collections.sort(array, mComparator);
        // TODO: may need check statistics to ensure the level is true lowest and not false alarm.
        if (level <= Integer.valueOf(array.get(0)))
            return true;
    }
    return false;
}

From source file:Main.java

/**
 * Convenience method for retrieving a subset of the UIDefaults pertaining
 * to a particular class.//w w w. j a  va  2 s .c  om
 *
 * @param className fully qualified name of the class of interest
 * @return the UIDefaults of the class named
 */
public static UIDefaults getUIDefaultsOfClass(String className) {
    UIDefaults retVal = new UIDefaults();
    UIDefaults defaults = UIManager.getLookAndFeelDefaults();
    List<?> listKeys = Collections.list(defaults.keys());
    for (Object key : listKeys) {
        if (key instanceof String && ((String) key).startsWith(className)) {
            String stringKey = (String) key;
            String property = stringKey;
            if (stringKey.contains(".")) {
                property = stringKey.substring(stringKey.indexOf(".") + 1);
            }
            retVal.put(property, defaults.get(key));
        }
    }
    return retVal;
}

From source file:com.air.mobilebrowser.NetworkUtil.java

public static String getIPAddress() {
    boolean useIPv4 = true;
    try {/*from  w  ww  . j ava  2  s  . c o m*/
        List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface intf : interfaces) {
            List<InetAddress> addrs = Collections.list(intf.getInetAddresses());
            for (InetAddress addr : addrs) {
                if (!addr.isLoopbackAddress()) {
                    String sAddr = addr.getHostAddress().toUpperCase();
                    boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                    if (useIPv4) {
                        if (isIPv4)
                            return sAddr;
                    } else {
                        if (!isIPv4) {
                            int delim = sAddr.indexOf('%'); // drop ip6 port suffix
                            return delim < 0 ? sAddr : sAddr.substring(0, delim);
                        }
                    }
                }
            }
        }
    } catch (Exception ex) {
    } // for now eat exceptions

    return "";
}

From source file:Main.java

/**
 * @return The MAC hardware address of the first network interface of this host.
 *//*from  w ww. ja  va2  s  .c om*/
public static byte[] getFirstNetworkInterfaceHardwareAddress() {
    try {
        Enumeration<NetworkInterface> interfaceEnumeration = NetworkInterface.getNetworkInterfaces();
        for (NetworkInterface iface : Collections.list(interfaceEnumeration)) {
            if (!iface.isLoopback() && iface.isUp() && iface.getHardwareAddress() != null) {
                return iface.getHardwareAddress();
            }
        }
    } catch (Exception ex) {
        throw new RuntimeException("Could not discover first network interface hardware address");
    }
    throw new RuntimeException("Could not discover first network interface hardware address");
}

From source file:Main.java

/**
 * Convenience method for retrieving a subset of the UIDefaults pertaining to a particular class.
 * /*from   ww  w .  j a v  a2  s. c om*/
 * @param className
 *            fully qualified name of the class of interest
 * @return the UIDefaults of the class named
 */
public static UIDefaults getUIDefaultsOfClass(String className) {
    UIDefaults retVal = new UIDefaults();
    UIDefaults defaults = UIManager.getLookAndFeelDefaults();
    List<?> listKeys = Collections.list(defaults.keys());
    for (Object key : listKeys) {
        if (key instanceof String && ((String) key).startsWith(className)) {
            String stringKey = (String) key;
            String property = stringKey;
            if (stringKey.contains(".")) { //$NON-NLS-1$
                property = stringKey.substring(stringKey.indexOf(".") + 1); //$NON-NLS-1$
            }
            retVal.put(property, defaults.get(key));
        }
    }
    return retVal;
}

From source file:Main.java

/**
 * Convenience method for retrieving a subset of the UIDefaults pertaining
 * to a particular class./*from  w  w w .ja  va2 s.com*/
 * 
 * @param className
 *            fully qualified name of the class of interest
 * @return the UIDefaults of the class named
 */
public static UIDefaults getUIDefaultsOfClass(final String className) {
    final UIDefaults retVal = new UIDefaults();
    final UIDefaults defaults = UIManager.getLookAndFeelDefaults();
    final List<?> listKeys = Collections.list(defaults.keys());
    for (final Object key : listKeys) {
        if (key instanceof String && ((String) key).startsWith(className)) {
            final String stringKey = (String) key;
            String property = stringKey;
            if (stringKey.contains(".")) {
                property = stringKey.substring(stringKey.indexOf(".") + 1);
            }
            retVal.put(property, defaults.get(key));
        }
    }
    return retVal;
}