Example usage for java.net InetAddress getHostAddress

Introduction

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

Prototype

public String getHostAddress()

Source Link

Document

Returns the IP address string in textual presentation.

Usage

From source file:Main.java

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

From source file:Main.java

/**
 * Get IP address from first non-localhost interface
 * @param useIPv4  true=return ipv4, false=return ipv6
 * @return  address or empty string/* w  w  w. j  a  va2  s  . com*/
 */
public static String getIPAddress(boolean useIPv4) {
    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 (useIPv4) {
                        if (isIPv4)
                            return sAddr;
                    } else {
                        if (!isIPv4) {
                            int delim = sAddr.indexOf('%'); // drop ip6 port suffix
                            return delim < 0 ? sAddr : sAddr.substring(0, delim);
                        }
                    }
                }
            }
        }
    } catch (Exception ex) {
    } // for now eat exceptions
    return "";
}

From source file:Main.java

@SuppressLint("DefaultLocale")
public static String getLocalHostAddress() {
    boolean useIPv4 = true;

    try {//from  www .  j  a  v a  2  s . 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 sAddr = addr.getHostAddress().toUpperCase();
                    boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                    if (useIPv4) {
                        if (isIPv4) {
                            return sAddr;
                        }
                    } else {
                        if (!isIPv4) {
                            int delim = sAddr.indexOf('%'); // drop ip6 port suffix
                            return delim < 0 ? sAddr : sAddr.substring(0, delim);
                        }
                    }
                }
            }
        }
    } catch (Exception ex) {
    } // for now eat exceptions
    return "";
}

From source file:Main.java

/**
 * Get IP address from first non-localhost interface
 *
 * @param useIPv4 true=return ipv4, false=return ipv6
 * @return address or empty string// www .ja v  a2s  .com
 */
public static String getIPAddress(boolean useIPv4) {
    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();
                    //boolean isIPv4 = InetAddressUtils.isIPv4Address(sAddr);
                    boolean isIPv4 = sAddr.indexOf(':') < 0;

                    if (useIPv4) {
                        if (isIPv4)
                            return sAddr;
                    } else {
                        if (!isIPv4) {
                            int delim = sAddr.indexOf('%'); // drop ip6 zone suffix
                            return delim < 0 ? sAddr.toUpperCase() : sAddr.substring(0, delim).toUpperCase();
                        }
                    }
                }
            }
        }
    } catch (Exception ex) {
    } // for now eat exceptions
    return "";
}

From source file:Main.java

public static String getLocalIPAddress() {

    try {//  w w w  .j  a va 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) {
        return "0.0.0.0";
    }
    return "0.0.0.0";
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {/* w  w  w  .j  a  v  a2  s .c  om*/
        Enumeration<NetworkInterface> networkInfo = NetworkInterface.getNetworkInterfaces();
        for (Enumeration<NetworkInterface> en = networkInfo; en.hasMoreElements();) {
            NetworkInterface intf = en.nextElement();
            Enumeration<InetAddress> intfAddress = intf.getInetAddresses();
            for (Enumeration<InetAddress> enumIpAddr = intfAddress; enumIpAddr.hasMoreElements();) {
                InetAddress inetAddress = enumIpAddr.nextElement();
                if (!inetAddress.isLoopbackAddress()) {
                    return inetAddress.getHostAddress().toString();
                }
            }
        }
    } catch (SocketException ex) {

    }
    return null;
}

From source file:Main.java

public static String getLocalIpAddress() {
    try {//from  w w  w.ja v a2 s .co 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(TAG, ex.toString());
    }
    return null;
}

From source file:com.github.christiangda.utils.ip.IP.java

/**
 * @param ip InetAddress//  w  w w .  j  av a  2 s  .co  m
 * @return boolean
 */
public static boolean isValidIP(InetAddress ip) {
    return ip != null && (InetAddressUtils.isIPv4Address(ip.getHostAddress())
            || InetAddressUtils.isIPv6Address(ip.getHostAddress()));
}

From source file:SocketAddressEncoder.java

public static String encode(InetSocketAddress address) {
    InetAddress servAddr = address.getAddress();
    int servPort = address.getPort();
    return servAddr.getHostAddress().replace('.', ',') + ',' + (servPort >> 8) + ',' + (servPort & 0xFF);
}

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

public static String normalizeHostAddress(final InetAddress localHost) {
    if (localHost instanceof Inet6Address) {
        return "[" + localHost.getHostAddress() + "]";
    } else {/*from  w ww .  j  a v  a 2s.c  o  m*/
        return localHost.getHostAddress();
    }
}