Example usage for java.net NetworkInterface getNetworkInterfaces

Introduction

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

Prototype

public static Enumeration<NetworkInterface> getNetworkInterfaces() throws SocketException

Source Link

Document

Returns an Enumeration of all the interfaces on this machine.

Usage

From source file:Main.java

public static Collection<InetAddress> getAllAvailableAddresses() {
    Set<InetAddress> retval = new HashSet<InetAddress>();
    Enumeration en;//  w  w w .ja v  a  2 s .  com

    try {
        en = NetworkInterface.getNetworkInterfaces();
        if (en == null)
            return retval;
        while (en.hasMoreElements()) {
            NetworkInterface intf = (NetworkInterface) en.nextElement();
            Enumeration<InetAddress> addrs = intf.getInetAddresses();
            while (addrs.hasMoreElements())
                retval.add(addrs.nextElement());
        }
    } catch (SocketException e) {
        e.printStackTrace();
    }

    return retval;
}

From source file:Main.java

public static String getLocalIpAddress() throws Exception {
    String ipAddress = null;/* w ww .ja  va2 s  . co 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 getIpAddress() {
    try {/*from   w w  w. ja  v  a 2  s  . 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() && inetAddress instanceof Inet4Address) {
                    // if (!inetAddress.isLoopbackAddress() && inetAddress
                    // instanceof Inet6Address) {
                    return inetAddress.getHostAddress().toString();
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static InetAddress getHostAddress() {
    try {// w w  w  .  j a v  a 2 s.  c om
        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;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {//from  ww  w  . jav a 2  s  . 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()) {
                    return inetAddress.getHostAddress().split("[%]")[0];
                }
            }
        }
    } catch (SocketException ex) {
    }
    return null;
}

From source file:Main.java

public static String getIpInfo() {
    String ipInfo = null;//  ww  w  . ja va2  s .c  o  m

    try {
        Enumeration<NetworkInterface> faces = NetworkInterface.getNetworkInterfaces();

        LOOP: while (faces.hasMoreElements()) {
            Enumeration<InetAddress> addresses = faces.nextElement().getInetAddresses();

            while (addresses.hasMoreElements()) {
                InetAddress inetAddress = addresses.nextElement();

                if (!inetAddress.isLoopbackAddress()) {
                    ipInfo = inetAddress.getHostAddress().toString();

                    break LOOP;
                }
            }
        }

    } catch (Exception e) {
    }

    if (TextUtils.isEmpty(ipInfo)) {
        ipInfo = "";
    }

    return ipInfo;
}

From source file:Main.java

public synchronized static Inet4Address getLocalIpAddress() {
    try {//from w w  w.  ja  va2  s .  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()) {
                    if (inetAddress instanceof Inet4Address) {
                        return ((Inet4Address) inetAddress);
                    }
                }
            }
        }
    } catch (SocketException ex) {
    }
    return null;
}

From source file:Main.java

public static List<NetworkInterface> getAllAvailableInterfaces() throws SocketException {
    List<NetworkInterface> retval = new ArrayList<NetworkInterface>(10);
    NetworkInterface intf;/*w  w  w  .j a v a2  s  . c  om*/
    for (Enumeration en = NetworkInterface.getNetworkInterfaces(); en.hasMoreElements();) {
        intf = (NetworkInterface) en.nextElement();
        retval.add(intf);
    }
    return retval;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {/*  w ww  .  jav  a 2  s.  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 String getLocalIP() {
    try {/*from   w  w  w. ja  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()) {
                    return inetAddress.getHostAddress();
                }
            }
        }
    } catch (SocketException ex) {
        Log.e("bevelop", null, ex);
    }
    return "";
}