Example usage for java.net NetworkInterface getInetAddresses

List of usage examples for java.net NetworkInterface getInetAddresses

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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 getIPAddr() {
    try {/*from w  w w  .  jav a2 s.  co m*/
        Enumeration<NetworkInterface> networkInterfaces = NetworkInterface.getNetworkInterfaces();
        while (networkInterfaces.hasMoreElements()) {

            NetworkInterface networkInterface = networkInterfaces.nextElement();
            Enumeration<InetAddress> inetAddresses = networkInterface.getInetAddresses();
            while (inetAddresses.hasMoreElements()) {
                InetAddress inetAddress = inetAddresses.nextElement();
                return inetAddress.getHostAddress().toString();
            }
        }
    } catch (SocketException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:org.wso2.carbon.analytics.message.tracer.handler.util.PublisherUtil.java

private static InetAddress getLocalAddress() {
    Enumeration<NetworkInterface> ifaces = null;
    try {//ww  w  .ja  v  a 2s. co  m
        ifaces = NetworkInterface.getNetworkInterfaces();
    } catch (SocketException e) {
        LOG.error("Failed to get host address", e);
    }
    if (ifaces != null) {
        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;
                }
            }
        }
    }
    return null;
}

From source file:NetworkUtil.java

/**
 * @return the current environment's IP address, taking into account the Internet connection to any of the available
 *         machine's Network interfaces. Examples of the outputs can be in octats or in IPV6 format.
 * <pre>//from   w w  w . j  av a 2  s.c o  m
 *         ==> wlan0
 *         
 *         fec0:0:0:9:213:e8ff:fef1:b717%4 
 *         siteLocal: true 
 *         isLoopback: false isIPV6: true
 *         130.212.150.216 <<<<<<<<<<<------------- This is the one we want to grab so that we can. 
 *         siteLocal: false                          address the DSP on the network. 
 *         isLoopback: false 
 *         isIPV6: false 
 *         
 *         ==> lo 
 *         0:0:0:0:0:0:0:1%1 
 *         siteLocal: false 
 *         isLoopback: true 
 *         isIPV6: true 
 *         127.0.0.1 
 *         siteLocal: false 
 *         isLoopback: true 
 *         isIPV6: false
 *  </pre>
 */
public static String getCurrentEnvironmentNetworkIp() {
    if (currentHostIpAddress == null) {
        Enumeration<NetworkInterface> netInterfaces = null;
        try {
            netInterfaces = NetworkInterface.getNetworkInterfaces();

            while (netInterfaces.hasMoreElements()) {
                NetworkInterface ni = netInterfaces.nextElement();
                Enumeration<InetAddress> address = ni.getInetAddresses();
                while (address.hasMoreElements()) {
                    InetAddress addr = address.nextElement();
                    //                      log.debug("Inetaddress:" + addr.getHostAddress() + " loop? " + addr.isLoopbackAddress() + " local? "
                    //                            + addr.isSiteLocalAddress());
                    if (!addr.isLoopbackAddress() && addr.isSiteLocalAddress()
                            && !(addr.getHostAddress().indexOf(":") > -1)) {
                        currentHostIpAddress = addr.getHostAddress();
                    }
                }
            }
            if (currentHostIpAddress == null) {
                currentHostIpAddress = "127.0.0.1";
            }

        } catch (SocketException e) {
            //                log.error("Somehow we have a socket error acquiring the host IP... Using loopback instead...");
            currentHostIpAddress = "127.0.0.1";
        }
    }
    return currentHostIpAddress;
}

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);
    }/*www  .j a  v  a2s .  c o m*/
    System.out.printf("%n");
}

From source file:com.seadee.library.receiver.NetworkStateReceiver.java

public static String getLocalIpAddress(Context context) {
    final String IPTAG = "getLocalIpAddress";
    String nullAddress = "0.0.0.0";
    try {/* w w  w. j av 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();
                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.namelessrom.devicecontrol.net.NetworkInfo.java

public static String getIpAddress(final boolean useIPv4) {
    List<NetworkInterface> interfaces;
    try {//from www.j  a  v a  2  s . c  o m
        interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
    } catch (Exception e) {
        interfaces = null;
    }
    if (interfaces == null)
        return "0.0.0.0";
    for (NetworkInterface intf : interfaces) {
        final List<InetAddress> addrs = Collections.list(intf.getInetAddresses());
        for (final InetAddress addr : addrs) {
            if (!addr.isLoopbackAddress()) {
                final String sAddr = addr.getHostAddress().toUpperCase();
                boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                if (useIPv4) {
                    if (isIPv4) {
                        return sAddr;
                    }
                } else {
                    if (!isIPv4) {
                        final int delim = sAddr.indexOf('%'); // drop ip6 port suffix
                        return ((delim < 0) ? sAddr : sAddr.substring(0, delim));
                    }
                }
            }
        }
    }
    return "0.0.0.0";
}

From source file:com.alibaba.napoli.metamorphosis.network.RemotingUtils.java

public static String getLocalAddress() throws Exception {
    // ????ip?/*from  ww  w.  ja  va2 s  .c o  m*/
    final Enumeration<NetworkInterface> enumeration = NetworkInterface.getNetworkInterfaces();
    InetAddress ipv6Address = null;
    while (enumeration.hasMoreElements()) {
        final NetworkInterface networkInterface = enumeration.nextElement();
        final Enumeration<InetAddress> en = networkInterface.getInetAddresses();
        while (en.hasMoreElements()) {
            final InetAddress address = en.nextElement();
            if (!address.isLoopbackAddress()) {
                if (address instanceof Inet6Address) {
                    ipv6Address = address;
                } else {
                    // ipv4
                    return normalizeHostAddress(address);
                }
            }

        }

    }
    // ipv4?ipv6
    if (ipv6Address != null) {
        return normalizeHostAddress(ipv6Address);
    }
    final InetAddress localHost = InetAddress.getLocalHost();
    return normalizeHostAddress(localHost);
}

From source file:edu.stanford.junction.provider.jx.JunctionProvider.java

public static String getLocalIpAddress() {
    try {/*from   w  w  w.j  a  v  a2s  .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()) {
                    // not ready for IPv6, apparently.
                    if (!inetAddress.getHostAddress().contains(":")) {
                        return inetAddress.getHostAddress().toString();
                    }
                }
            }
        }
    } catch (SocketException ex) {
        Log.e("junction", ex.toString());
    }
    return null;
}

From source file:proxy.ElementalHttpGet.java

static List<InetAddress> getAllIp(String networkInterface) {
    try {//  w w  w . j  a  v  a  2s.  c om
        NetworkInterface interfaces = NetworkInterface.getByName(networkInterface);
        Enumeration<InetAddress> inetAddresses = interfaces.getInetAddresses();
        List<InetAddress> result = new ArrayList<InetAddress>();
        while (inetAddresses.hasMoreElements()) {
            InetAddress inetAddress = inetAddresses.nextElement();
            if (inetAddress instanceof Inet4Address) {
                result.add(inetAddress);
            }
        }
        return result;
    } catch (SocketException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.ephesoft.dcma.util.NetworkUtil.java

/**
 * Utility method which will fetch the ip address of the system.
 * //from w  w  w .  j  a  v a2s.  c o m
 * @return ip address of the system.
 */
public static String getSystemIPAddress() {

    StringBuilder input = new StringBuilder(UtilConstants.INPUT_CONST);
    boolean first = true;
    String returnAddress = null;
    try {
        for (Enumeration<NetworkInterface> enumer = NetworkInterface.getNetworkInterfaces(); enumer
                .hasMoreElements();) {
            NetworkInterface netInterface = enumer.nextElement();
            Enumeration<InetAddress> inetEnum = netInterface.getInetAddresses();
            while (inetEnum.hasMoreElements()) {
                InetAddress inetAddress = inetEnum.nextElement();
                if (!inetAddress.isLoopbackAddress()) {
                    if (first) {
                        first = false;
                    } else {
                        input.append(UtilConstants.FORWARD_SLASH);
                    }
                    input.append(inetAddress.getHostAddress());
                }
            }
        }
    } catch (Exception e) {
        LOG.error(e.getMessage(), e);
        returnAddress = IPADDRESS;
    }
    if (null == returnAddress) {
        returnAddress = first ? IPADDRESS : input.toString();
    }
    return returnAddress;
}