Example usage for java.net InetAddress getByName

List of usage examples for java.net InetAddress getByName

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Introduction

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

Prototype

public static InetAddress getByName(String host) throws UnknownHostException

Source Link

Document

Determines the IP address of a host, given the host's name.

Usage

From source file:co.cask.common.security.server.ExternalAuthenticationServerTest.java

@BeforeClass
public static void beforeClass() throws Exception {
    SecurityConfiguration cConf = SecurityConfiguration.create();
    cConf.set(Constants.SSL_ENABLED, "false");
    configuration = cConf;/* w  w w  .j  ava 2  s  . co m*/
    ldapListenerConfig = InMemoryListenerConfig.createLDAPConfig("LDAP", InetAddress.getByName("127.0.0.1"),
            ldapPort, null);
    setup();
}

From source file:org.archive.modules.deciderules.ExternalGeoLocationDecideRule.java

@Override
protected boolean evaluate(CrawlURI uri) {
    ExternalGeoLookupInterface impl = getLookup();
    if (impl == null) {
        return false;
    }/* w  w  w.j a  v  a  2  s .c  om*/
    CrawlHost crawlHost = null;
    String host;
    InetAddress address;
    try {
        host = uri.getUURI().getHost();
        crawlHost = serverCache.getHostFor(host);
        if (crawlHost.getCountryCode() != null) {
            return countryCodes.contains(crawlHost.getCountryCode());
        }
        address = crawlHost.getIP();
        if (address == null) {
            // TODO: handle transient lookup failures better
            address = Address.getByName(host);
        }
        crawlHost.setCountryCode((String) impl.lookup(address));
        if (countryCodes.contains(crawlHost.getCountryCode())) {
            LOGGER.fine("Country Code Lookup: " + " " + host + crawlHost.getCountryCode());
            return true;
        }
    } catch (UnknownHostException e) {
        LOGGER.log(Level.FINE, "Failed dns lookup " + uri, e);
        if (crawlHost != null) {
            crawlHost.setCountryCode("--");
        }
    } catch (URIException e) {
        LOGGER.log(Level.FINE, "Failed to parse hostname " + uri, e);
    }

    return false;
}

From source file:com.fuensalida.utils.FechaExternaNTP.java

public static Date getNTPDateROA() {
    String servidor = "minuto.roa.es";
    //Se le da un valor nulo por defecto a la variable

    Date fechaRecibida = null;//  w  w w . j  a v  a2  s.  c  o m
    //Se crea un objeto de tipo NTPUDPClient Clase de la libreria Commons

    NTPUDPClient cliente = new NTPUDPClient();
    //Tiempo de Espera Antes De Mandar Error.

    cliente.setDefaultTimeout(5000);
    try {
        //Obtenemos la direccion IP por medio de el host previamente Asignado

        InetAddress hostAddr = InetAddress.getByName(servidor);
        //Solicitamos la fecha al servidor

        TimeInfo fecha = cliente.getTime(hostAddr);
        //Recibimos y convertimos la fecha a formato DATE

        fechaRecibida = new Date(fecha.getMessage().getTransmitTimeStamp().getTime());
    } catch (Exception e) {
        System.err.println("Error: " + e.getMessage());
    }
    //Cerramos la comunicacin con el cliente

    cliente.close();
    //Retornamos la fecha ya convertida si no es nula , de ser nula regresa la fecha Local

    return fechaRecibida == null ? new Date() : fechaRecibida;

}

From source file:co.cask.cdap.security.server.ExternalAuthenticationServerTest.java

@BeforeClass
public static void beforeClass() throws Exception {
    CConfiguration cConf = CConfiguration.create();
    cConf.set(Constants.Security.AUTH_SERVER_BIND_ADDRESS, "127.0.0.1");
    cConf.set(Constants.Security.SSL_ENABLED, "false");
    cConf.set(Constants.Security.AUTH_SERVER_BIND_PORT, "0");

    configuration = cConf;/*  w w w .  ja v a2  s .  c  o m*/
    sConfiguration = SConfiguration.create();

    ldapListenerConfig = InMemoryListenerConfig.createLDAPConfig("LDAP", InetAddress.getByName("127.0.0.1"),
            ldapPort, null);
    setup();
}

From source file:com.cyberway.issue.crawler.deciderules.ExternalGeoLocationDecideRule.java

protected boolean evaluate(Object obj) {
    ExternalGeoLookupInterface impl = getConfiguredImplementation(obj);
    if (impl == null) {
        return false;
    }//from  w w  w.jav  a 2 s .c  o m
    CrawlHost crawlHost = null;
    String host;
    InetAddress address;
    try {
        if (obj instanceof CandidateURI) {
            host = ((CandidateURI) obj).getUURI().getHost();
            crawlHost = getSettingsHandler().getOrder().getController().getServerCache().getHostFor(host);
            if (crawlHost.getCountryCode() != null) {
                return (crawlHost.getCountryCode().equals(countryCode)) ? true : false;
            }
            address = crawlHost.getIP();
            if (address == null) {
                address = Address.getByName(host);
            }
            crawlHost.setCountryCode((String) impl.lookup(address));
            if (crawlHost.getCountryCode().equals(countryCode)) {
                LOGGER.fine("Country Code Lookup: " + " " + host + crawlHost.getCountryCode());
                return true;
            }
        }
    } catch (UnknownHostException e) {
        LOGGER.log(Level.FINE, "Failed dns lookup " + obj, e);
        if (crawlHost != null) {
            crawlHost.setCountryCode(DEFAULT_COUNTRY_CODE);
        }
    } catch (URIException e) {
        LOGGER.log(Level.FINE, "Failed to parse hostname " + obj, e);
    }

    return false;
}

From source file:experts.net.nic.MACAddr.java

/**
 * Obtains the hardware address (usually MAC) of an interface which is from an IP address or a host name (e.g. "10.0.0.1" or "example").
 *
 * @param address//  ww  w  . jav a 2  s . c  o m
 *            the String of the IP address or the host name
 * @return a byte array contains the address
 * @throws java.net.SocketException
 * @throws java.net.UnknownHostException
 */
public static byte[] getMACAddress(String address) throws SocketException, UnknownHostException {
    // Stored in a NIC network interface corresponding to the IP address or the host name
    NetworkInterface nic = NetworkInterface.getByInetAddress(InetAddress.getByName(address));

    // Returns byte[] the hardware address
    return nic.getHardwareAddress();
}

From source file:Main.java

static InetAddress parseLinuxSubnetMask(String line) throws UnknownHostException {
    int e = line.indexOf("broadcast");
    if (e == -1)//from  w  w w  . j a  v a 2s  .c o  m
        return null;
    e--;
    String v = line.substring(line.indexOf("netmask") + 8, e);
    if (v.startsWith("0x")) {
        try {
            long address = Long.parseLong(v.substring(2), 16);
            return InetAddress.getByAddress(new byte[] { (byte) (address >> 24),
                    (byte) ((address >> 16) & 0xff), (byte) ((address >> 8) & 0xff), (byte) (address & 0xff) });
        } catch (NumberFormatException e2) {
        }
    } else {
        return InetAddress.getByName(v);
    }
    return null;
}

From source file:Main.java

public static DatagramPacket getPacket(String msg) throws UnknownHostException {
    int PACKET_MAX_LENGTH = 1024;
    byte[] msgBuffer = msg.getBytes();

    int length = msgBuffer.length;
    if (length > PACKET_MAX_LENGTH) {
        length = PACKET_MAX_LENGTH;//www .  j a  v  a  2s.co  m
    }
    DatagramPacket packet = new DatagramPacket(msgBuffer, length);
    InetAddress serverIPAddress = InetAddress.getByName("localhost");
    packet.setAddress(serverIPAddress);
    packet.setPort(15900);
    return packet;
}

From source file:com.predic8.membrane.core.interceptor.acl.Hostname.java

private static InetAddress initV6() {
    try {/*from w w  w  . j av a 2  s  . c om*/
        //could this fail if the machine has no IPv6 support?
        return InetAddress.getByName("0:0:0:0:0:0:0:1");
    } catch (UnknownHostException e) {
        e.printStackTrace(); //if you must... maybe logging framework is not set up yet.
        log.error("Failed resolving localhost IPv6 0:0:0:0:0:0:0:1!");
        return null;
    }
}

From source file:it.holiday69.phpwebserver.httpd.fastcgi.impl.PoolFactory.java

/**
 * build a ConnDesc from a "host:port" string.
 * @param s//  w ww. j a va  2 s .  com
 * @return
 */
private static ConnDesc makeConndesc(String s) {
    Matcher m = Pattern.compile("([^:]+):([1-9][0-9]*)$").matcher(s);
    if (m.matches()) {
        try {
            InetAddress addr = InetAddress.getByName(m.group(1));
            int port = Integer.parseInt(m.group(2));
            return new ConnDesc(addr, port);
        } catch (UnknownHostException e) {
            throw new IllegalArgumentException(e);
        }
    } else
        throw new IllegalArgumentException(s);
}