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:net.grinder.util.NetworkUtils.java

private static List<InetAddress> getAllLocalNonLoopbackAddresses(boolean onlyIPv4) {
    List<InetAddress> addresses = new ArrayList<InetAddress>();
    final Enumeration<NetworkInterface> networkInterfaces;
    try {//www . j  a va  2  s  .  com
        networkInterfaces = getNetworkInterfaces();
        while (networkInterfaces.hasMoreElements()) {

            final NetworkInterface networkInterface = networkInterfaces.nextElement();
            if (networkInterface.isUp()) {
                final Enumeration<InetAddress> inetAddresses = networkInterface.getInetAddresses();
                while (inetAddresses.hasMoreElements()) {
                    final InetAddress inetAddress = inetAddresses.nextElement();
                    if (onlyIPv4 && inetAddress instanceof Inet6Address) {
                        continue;
                    }
                    if (!inetAddress.isLoopbackAddress()) {
                        addresses.add(inetAddress);
                    }
                }
            }
        }
    } catch (SocketException e) {
        LOGGER.error("Error while resolving non look back local addresses.", e);
    }
    return addresses;
}

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From source file:de.madvertise.android.sdk.MadvertiseUtil.java

/**
 * Fetch the address of the enabled interface
 * /*from   w w  w  .  j av a 2 s  . com*/
 * @return ip address as string
 */
public static String getLocalIpAddress(MadvertiseViewCallbackListener listener) {
    try {
        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 inetAddress.getHostAddress().toString();
                    }
                }
            }
        }
    } catch (SocketException e) {
        if (listener != null) {
            listener.onError(e);
        }
        e.printStackTrace();
    }

    if (listener != null) {
        listener.onError(new IllegalArgumentException("Couldn't obtain the local ip address"));
    }
    return "";
}

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From source file:hu.netmind.beankeeper.node.impl.NodeManagerImpl.java

/**
 * Get the server addresses from interfaces.
 *//*from   w  w  w  .  j a va  2  s . c o m*/
public static String getHostAddresses() {
    try {
        Enumeration interfaceEnumeration = NetworkInterface.getNetworkInterfaces();
        // Copy from enumeration to addresses vector, but filter loopback addresses
        ArrayList addresses = new ArrayList();
        while (interfaceEnumeration.hasMoreElements()) {
            NetworkInterface intf = (NetworkInterface) interfaceEnumeration.nextElement();
            // Remove loopback addresses
            Enumeration addressEnumeration = intf.getInetAddresses();
            while (addressEnumeration.hasMoreElements()) {
                InetAddress address = (InetAddress) addressEnumeration.nextElement();
                // Insert to addresses only if not loopback and not link local
                if ((!address.isLoopbackAddress()) && (!address.isLinkLocalAddress()))
                    addresses.add(address);
            }
        }
        // Pick one address from the remaining address space
        logger.debug("server available local addresses: " + addresses);
        // Now, multiple addresses are in the list, so copy all of them
        // into the result string.
        StringBuffer ips = new StringBuffer();
        for (int i = 0; i < addresses.size(); i++) {
            InetAddress address = (InetAddress) addresses.get(i);
            if (ips.length() > 0)
                ips.append(",");
            ips.append(address.getHostAddress());
        }
        return ips.toString();
    } catch (StoreException e) {
        throw e;
    } catch (Exception e) {
        throw new StoreException("exception while determining server address", e);
    }
}

---

From source file:org.brandroid.openmanager.fragments.DialogHandler.java

private static String getNetworkInterfaces() {
    String ret = "IP Address:";
    try {/*  ww w  . j av  a  2 s  .c o  m*/
        for (Enumeration<NetworkInterface> en = NetworkInterface.getNetworkInterfaces(); en
                .hasMoreElements();) {
            NetworkInterface ni = en.nextElement();
            for (Enumeration<InetAddress> enumIP = ni.getInetAddresses(); enumIP.hasMoreElements();) {
                InetAddress ip = enumIP.nextElement();
                if (!ip.isLoopbackAddress())
                    ret += " " + ip.getHostAddress();
            }
        }
    } catch (SocketException e) {
        Logger.LogError("Couldn't get Network Interfaces", e);
    }
    ret += "\n";
    return ret;
}

---

From source file:com.icloud.framework.core.util.FBUtilities.java

public static String getIp() {
    String localip = null;// IP?IP
    String netip = null;// IP
    try {//w w w.  j a  va2s . c o  m
        Enumeration<NetworkInterface> netInterfaces = NetworkInterface.getNetworkInterfaces();
        InetAddress ip = null;
        boolean finded = false;// ?IP
        while (netInterfaces.hasMoreElements() && !finded) {
            NetworkInterface ni = netInterfaces.nextElement();
            Enumeration<InetAddress> address = ni.getInetAddresses();
            while (address.hasMoreElements()) {
                ip = address.nextElement();

                if (!ip.isSiteLocalAddress() && !ip.isLoopbackAddress()
                        && ip.getHostAddress().indexOf(":") == -1) {// IP
                    netip = ip.getHostAddress();
                    finded = true;
                    break;
                } else if (ip.isSiteLocalAddress() && !ip.isLoopbackAddress()
                        && ip.getHostAddress().indexOf(":") == -1) {// IP
                    localip = ip.getHostAddress();
                }
            }
        }
    } catch (SocketException e) {
        e.printStackTrace();
    }
    if (netip != null && !"".equals(netip)) {
        return netip;
    } else {
        return localip;
    }
}

---

From source file:org.apache.axis2.util.Utils.java

/**
* Returns the ip address to be used for the replyto epr
* CAUTION:/*from  w ww.  j  a v a  2 s  . co  m*/
* This will go through all the available network interfaces and will try to return an ip address.
* First this will try to get the first IP which is not loopback address (127.0.0.1). If none is found
* then this will return this will return 127.0.0.1.
* This will <b>not<b> consider IPv6 addresses.
* <p/>
* TODO:
* - Improve this logic to genaralize it a bit more
* - Obtain the ip to be used here from the Call API
*
* @return Returns String.
* @throws java.net.SocketException
 */
public static String getIpAddress() throws SocketException {
    Enumeration e = NetworkInterface.getNetworkInterfaces();
    String address = "127.0.0.1";

    while (e.hasMoreElements()) {
        NetworkInterface netface = (NetworkInterface) e.nextElement();
        Enumeration addresses = netface.getInetAddresses();

        while (addresses.hasMoreElements()) {
            InetAddress ip = (InetAddress) addresses.nextElement();
            if (!ip.isLoopbackAddress() && isIP(ip.getHostAddress())) {
                return ip.getHostAddress();
            }
        }
    }

    return address;
}

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From source file:com.mozilla.SUTAgentAndroid.SUTAgentAndroid.java

public static InetAddress getLocalInetAddress() 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()
                    && InetAddressUtils.isIPv4Address(inetAddress.getHostAddress())) {
                return inetAddress;
            }// w w  w .  j a v  a 2 s .c  o m
        }
    }

    return null;
}

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From source file:org.adblockplus.android.ProxyService.java

/**
 * Checks if specified host is local.//w  ww  .  jav a  2 s  . c o m
 */
private static final boolean isLocalHost(String host) {
    if (host == null)
        return false;

    try {
        if (host.equalsIgnoreCase("localhost"))
            return true;

        String className = "android.net.NetworkUtils";
        Class<?> c = Class.forName(className);
        /*
         * InetAddress address = NetworkUtils.numericToInetAddress(host);
         */
        Method method = c.getMethod("numericToInetAddress", String.class);
        InetAddress address = (InetAddress) method.invoke(null, host);

        if (address.isLoopbackAddress())
            return true;
    } catch (Exception e) {
        Log.w(TAG, null, e);
    }
    return false;
}

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From source file:com.datatorrent.stram.client.StramClientUtils.java

public static InetSocketAddress getRMWebAddress(Configuration conf, boolean sslEnabled, String rmId) {
    rmId = (rmId == null) ? "" : ("." + rmId);
    InetSocketAddress address;/*  w  w  w  .  ja  v a 2  s. c o m*/
    if (sslEnabled) {
        address = conf.getSocketAddr(YarnConfiguration.RM_WEBAPP_HTTPS_ADDRESS + rmId,
                YarnConfiguration.DEFAULT_RM_WEBAPP_HTTPS_ADDRESS,
                YarnConfiguration.DEFAULT_RM_WEBAPP_HTTPS_PORT);
    } else {
        address = conf.getSocketAddr(YarnConfiguration.RM_WEBAPP_ADDRESS + rmId,
                YarnConfiguration.DEFAULT_RM_WEBAPP_ADDRESS, YarnConfiguration.DEFAULT_RM_WEBAPP_PORT);
    }
    LOG.info("rm webapp address setting {}", address);
    LOG.debug("rm setting sources {}", conf.getPropertySources(YarnConfiguration.RM_WEBAPP_ADDRESS));
    InetSocketAddress resolvedSocketAddress = NetUtils.getConnectAddress(address);
    InetAddress resolved = resolvedSocketAddress.getAddress();
    if (resolved == null || resolved.isAnyLocalAddress() || resolved.isLoopbackAddress()) {
        try {
            resolvedSocketAddress = InetSocketAddress
                    .createUnresolved(InetAddress.getLocalHost().getCanonicalHostName(), address.getPort());
        } catch (UnknownHostException e) {
            //Ignore and fallback.
        }
    }
    return resolvedSocketAddress;
}

---

From source file:com.buaa.cfs.utils.NetUtils.java

/**
 * Given an InetAddress, checks to see if the address is a local address, by comparing the address with all the
 * interfaces on the node./*from  w ww . j a v a  2 s .c  o m*/
 *
 * @param addr address to check if it is local node's address
 *
 * @return true if the address corresponds to the local node
 */
public static boolean isLocalAddress(InetAddress addr) {
    // Check if the address is any local or loop back
    boolean local = addr.isAnyLocalAddress() || addr.isLoopbackAddress();

    // Check if the address is defined on any interface
    if (!local) {
        try {
            local = NetworkInterface.getByInetAddress(addr) != null;
        } catch (SocketException e) {
            local = false;
        }
    }
    return local;
}

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