Example usage for java.net InetAddress isLoopbackAddress

Introduction

In this page you can find the example usage for java.net InetAddress isLoopbackAddress.

Prototype

public boolean isLoopbackAddress()

Source Link

Document

Utility routine to check if the InetAddress is a loopback address.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    InetAddress address = InetAddress.getLoopbackAddress();
    System.out.println("Name: " + address.getHostName());
    System.out.println("Addr: " + address.getHostAddress());
    System.out.println(address.isLoopbackAddress());
}

From source file:Main.java

public static String getIP() {
    try {//  www  .j  a va2s  .  com
        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 addr1 = addr.getHostAddress().toUpperCase().replaceAll("^/", "");
                    if (InetAddressUtils.isIPv4Address(addr1)) {
                        return addr1;
                    }
                }
            }
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * Get IP address from first non-localhost interface
 * @param ipv4  true=return ipv4, false=return ipv6
 * @return  address or empty string//from w  w w . j  ava 2 s . c o m
 */
@SuppressLint("DefaultLocale")
public static String getIPAddress() {
    try {
        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 (isIPv4)
                        return sAddr;
                }
            }
        }
    } catch (Exception ex) {
    }
    return "";
}

From source file:Main.java

@Nullable
public static String getLocalIPAddress() {
    try {/*from ww w.  ja  v a2  s . c om*/
        for (Enumeration<NetworkInterface> eni = NetworkInterface.getNetworkInterfaces(); eni
                .hasMoreElements();) {
            NetworkInterface ni = eni.nextElement();
            for (Enumeration<InetAddress> eia = ni.getInetAddresses(); eia.hasMoreElements();) {
                InetAddress ia = eia.nextElement();
                if (!ia.isLoopbackAddress() && (ia instanceof Inet4Address)) {
                    return ia.getHostAddress();
                }
            }
        }
    } catch (SocketException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String getHostIp() {
    try {/* ww  w. j  a v a2s.  co m*/
        for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en
                .hasMoreElements();) {
            NetworkInterface intf = en.nextElement();
            for (Enumeration<InetAddress> ipAddr = intf.getInetAddresses(); ipAddr.hasMoreElements();) {
                InetAddress inetAddress = ipAddr.nextElement();
                if (!inetAddress.isLoopbackAddress()) {
                    return inetAddress.getHostAddress();
                }
            }
        }
    } catch (Exception e) {
    }
    return null;
}

From source file:Main.java

public static String getLocalIpAddress() throws SocketException {
    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().toString();
            }//from   w w  w  .j  av a 2s  . co  m
        }
    }
    return null;
}

From source file:Main.java

public static String getLocalIpAddress(Context context) {
    try {// ww w . j a v  a 2  s . c o 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:Main.java

public static String getLocalIpAddress() {
    try {//from  ww w  .ja  v  a2  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().toString();
                }
            }
        }
    } catch (SocketException ex) {
        System.out.println("WifiPreference IpAddress" + ex.toString());
    }
    return null;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {/*from w w  w .j a 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()) {
                    return inetAddress.getHostAddress().toString();
                }
            }
        }
    } catch (SocketException ex) {
        ex.printStackTrace();
    }
    return "";
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {//from  ww  w .  j a  v  a  2  s.  c  om
        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().toString();
                }
            }
        }
    } catch (SocketException ex) {
        throw new RuntimeException(ex);
    }

    return null;
}