Example usage for java.net NetworkInterface getInetAddresses

Introduction

In this page you can find the example usage for java.net NetworkInterface getInetAddresses.

Prototype

public Enumeration<InetAddress> getInetAddresses()

Source Link

Document

Get an Enumeration with all or a subset of the InetAddresses bound to this network interface.

Usage

From source file:Main.java

public static String getLocalIpAddress(Context context) {
    try {//from  www  . ja va2 s  . co m
        String ipv4;

        List<NetworkInterface> nilist = Collections.list(NetworkInterface.getNetworkInterfaces());
        for (NetworkInterface ni : nilist) {
            if (ni.getName().toLowerCase().contains("usbnet"))
                continue;
            List<InetAddress> ialist = Collections.list(ni.getInetAddresses());
            for (InetAddress address : ialist) {
                if (!address.isLoopbackAddress()
                        && InetAddressUtils.isIPv4Address(ipv4 = address.getHostAddress())) {
                    return ipv4;
                }
            }

        }

    } catch (SocketException ex) {
        Log.d("socket_err", ex.toString());
    }
    return null;
}

From source file:com.seadee.degree.service.NetworkStateReceiver.java

public static String getLocalIpAddress(Context context) {
    final String IPTAG = "getLocalIpAddress";
    String nullAddress = "0.0.0.0";
    try {/*from ww  w  .ja  va2 s .c  om*/
        if (SettingVarible.networkstate != SettingVarible.NETWORKSTATE.NONETWORK) {
            for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en
                    .hasMoreElements();) {
                NetworkInterface intf = en.nextElement();
                for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr
                        .hasMoreElements();) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    String ip_address = inetAddress.getHostAddress();
                    if (!inetAddress.isLoopbackAddress() && InetAddressUtils.isIPv4Address(ip_address))
                        return ip_address;
                }
            }
        }
    } catch (SocketException ex) {
        Log.e(IPTAG, ex.toString());
    }
    return nullAddress;
}

From source file:org.wso2.bam.integration.tests.agents.KPIAgent.java

private static InetAddress getLocalHostAddress() throws SocketException {
    Enumeration<NetworkInterface> ifaces = NetworkInterface.getNetworkInterfaces();
    while (ifaces.hasMoreElements()) {
        NetworkInterface iface = ifaces.nextElement();
        Enumeration<InetAddress> addresses = iface.getInetAddresses();

        while (addresses.hasMoreElements()) {
            InetAddress addr = addresses.nextElement();
            if (addr instanceof Inet4Address && !addr.isLoopbackAddress()) {
                return addr;
            }//from   ww w  .j a v a2s.c o  m
        }
    }

    return null;
}

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  www  . j  av a2  s  .co 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:org.sonar.application.cluster.ClusterProperties.java

private static List<String> findAllLocalIPs() throws SocketException {
    Enumeration<NetworkInterface> netInterfaces = NetworkInterface.getNetworkInterfaces();
    List<String> localInterfaces = new ArrayList<>();

    while (netInterfaces.hasMoreElements()) {
        NetworkInterface networkInterface = netInterfaces.nextElement();
        Enumeration<InetAddress> ips = networkInterface.getInetAddresses();
        while (ips.hasMoreElements()) {
            InetAddress ip = ips.nextElement();
            localInterfaces.add(ip.getHostAddress());
        }/*  w  ww .j a  v a2 s.com*/
    }
    return localInterfaces;
}

From source file:com.jean.farCam.SettingsActivity.java

public static String getIPAddress() {
    try {/*ww  w . 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();
                    if (InetAddressUtils.isIPv4Address(sAddr)) {
                        return sAddr;
                    }
                }
            }
        }
    } catch (Exception ex) {
    }
    return "";
}

From source file:com.frame.network.utils.NetworkUtil.java

public static String getLocalIpv4Address() {
    try {//from   w  ww  . j a v  a  2s.  c o m
        for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en
                .hasMoreElements();) {
            NetworkInterface intf = en.nextElement();
            for (Enumeration<InetAddress> enumIpAddr = intf.getInetAddresses(); enumIpAddr.hasMoreElements();) {
                InetAddress inetAddress = enumIpAddr.nextElement();
                if (!inetAddress.isLoopbackAddress()
                        && InetAddressUtils.isIPv4Address(inetAddress.getHostAddress())) {
                    return inetAddress.getHostAddress().toString();
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return null;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {/*from   ww w .  ja  va  2  s .co  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:net.sf.jasperreports.phantomjs.InetUtil.java

public static Inet4Address getIPv4Loopback() {
    InetAddress loopbackAddress = InetAddress.getLoopbackAddress();
    //the phantomjs web server module only works with IPv4
    if (loopbackAddress instanceof Inet4Address) {
        return (Inet4Address) loopbackAddress;
    }/*from  w ww. j av  a2 s.  c o m*/

    try {
        InetAddress[] addresses = InetAddress.getAllByName(loopbackAddress.getHostName());
        for (InetAddress inetAddress : addresses) {
            if (inetAddress instanceof Inet4Address) {
                return (Inet4Address) inetAddress;
            }
        }
    } catch (UnknownHostException e) {
        log.warn("Error while determining loopback addresses for " + loopbackAddress.getHostName(), e);
    }

    try {
        //keep looking for a IPv4 loopback address
        for (Enumeration<NetworkInterface> itfs = NetworkInterface.getNetworkInterfaces(); itfs
                .hasMoreElements();) {
            NetworkInterface itf = itfs.nextElement();
            if (itf.isLoopback()) {
                for (Enumeration<InetAddress> addresses = itf.getInetAddresses(); addresses
                        .hasMoreElements();) {
                    InetAddress address = addresses.nextElement();
                    if (address instanceof Inet4Address) {
                        return (Inet4Address) address;
                    }
                }
            }
        }
    } catch (SocketException e) {
        log.warn("Error while listing network interfaces", e);
    }

    return null;
}

From source file:net.sourceforge.subsonic.util.Util.java

/**
 * Returns the local IP address.//from w ww.  ja v a 2s .  co  m
 * @return The local IP, or the loopback address (127.0.0.1) if not found.
 */
public static String getLocalIpAddress() {
    try {

        // Try the simple way first.
        InetAddress address = InetAddress.getLocalHost();
        if (!address.isLoopbackAddress()) {
            return address.getHostAddress();
        }

        // Iterate through all network interfaces, looking for a suitable IP.
        Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
        while (interfaces.hasMoreElements()) {
            NetworkInterface iface = interfaces.nextElement();
            Enumeration<InetAddress> addresses = iface.getInetAddresses();
            while (addresses.hasMoreElements()) {
                InetAddress addr = addresses.nextElement();
                if (addr instanceof Inet4Address && !addr.isLoopbackAddress()) {
                    return addr.getHostAddress();
                }
            }
        }

    } catch (Throwable x) {
        LOG.warn("Failed to resolve local IP address.", x);
    }

    return "127.0.0.1";
}