Example usage for java.net InetAddress getByAddress

Introduction

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

Prototype

public static InetAddress getByAddress(byte[] addr) throws UnknownHostException 

Source Link

Document

Returns an InetAddress object given the raw IP address .

Usage

From source file:org.commoncrawl.io.internal.NIOHttpConnection.java

public void open() throws IOException {

    if (_state != State.IDLE)
        throw new IOException("Invalid State");

    _openTime = System.currentTimeMillis();

    if (_url.getHost().length() == 0 || _method.length() == 0 || _httpVersionString.length() == 0)
        throw new IOException("Invalid Base HTTP Parameters Specified");

    setState(State.AWAITING_RESOLUTION, null);

    InetSocketAddress socketAddress = getProxyServer();

    if (socketAddress == null) {
        InetAddress addressToConnectTo = null;

        // get host name ... 
        String hostName = _url.getHost();

        // figure out if it url is an explicit IP Address ... 
        byte[] ipAddress = IPAddressUtils.textToNumericFormatV4(hostName);

        // if this IS an IP address (vs a hostname that needs to be resolved...)
        if (ipAddress != null) {
            // set address to connect to ... 
            addressToConnectTo = InetAddress.getByAddress(ipAddress);
        }/*from   w  ww .  j  av a  2 s. c  o m*/
        // now if address to connect to is still null... 
        if (addressToConnectTo == null) {
            // see if someone overloaded resolved address ... 
            addressToConnectTo = getResolvedAddress();
        }

        // now if address to connect to is not null, convert it to a socket address 
        if (addressToConnectTo != null) {
            //TODO: FIX THIS FOR HTTPS
            socketAddress = new InetSocketAddress(addressToConnectTo,
                    (_url.getPort() == -1) ? 80 : _url.getPort());
        }
    }
    // now, if socket address is NOT null, directly connect to the specified address, bypassing dns lookup 
    if (socketAddress != null) {
        startConnect(socketAddress);
    }
    // otherwise delegate to resolver (to figure out ip address)
    else {
        LOG.info("Sending Host:" + _url.getHost() + " to resolver");
        _resolver.resolve(this, _url.getHost(), false, true, _dnsTimeout);
    }
}

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From source file:org.apache.http.impl.nio.conn.TestPoolingHttpClientAsyncConnectionManager.java

@Test
public void testResolveLocalAddress() throws Exception {
    final InternalAddressResolver addressResolver = new InternalAddressResolver(schemePortResolver,
            dnsResolver);/*from   w w  w  .j av  a2  s  .c  o  m*/

    final HttpHost target = new HttpHost("localhost");
    final byte[] ip = new byte[] { 10, 0, 0, 10 };
    final HttpRoute route = new HttpRoute(target, InetAddress.getByAddress(ip), false);
    final InetSocketAddress address = (InetSocketAddress) addressResolver.resolveLocalAddress(route);

    Assert.assertNotNull(address);
    Assert.assertEquals(InetAddress.getByAddress(ip), address.getAddress());
    Assert.assertEquals(0, address.getPort());
}

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From source file:com.jkoolcloud.tnt4j.utils.Utils.java

/**
 * Resolves the specified IP Address to a host name. If no IP Address is
 * given, then resolves local host name.
 *
 * @param hostIp//from ww w  .  j  a v  a  2s.c om
 *            host IP Address to resolve
 * @return host name
 */
public static String resolveAddressToHostName(byte[] hostIp) {
    String hostName = null;
    InetAddress host;
    try {
        if (hostIp == null || hostIp.length == 0)
            host = InetAddress.getLocalHost();
        else
            host = InetAddress.getByAddress(hostIp);

        hostName = host.getHostName();
    } catch (UnknownHostException e) {
    }

    return hostName;
}

---

From source file:org.apache.http.impl.nio.conn.TestPoolingHttpClientAsyncConnectionManager.java

@Test
public void testResolveRemoteAddress() throws Exception {
    final InternalAddressResolver addressResolver = new InternalAddressResolver(schemePortResolver,
            dnsResolver);/*w ww .  j a  v a  2  s .  co m*/

    final HttpHost target = new HttpHost("somehost", 80);
    final HttpRoute route = new HttpRoute(target);

    Mockito.when(schemePortResolver.resolve(target)).thenReturn(123);
    final byte[] ip = new byte[] { 10, 0, 0, 10 };
    Mockito.when(dnsResolver.resolve("somehost"))
            .thenReturn(new InetAddress[] { InetAddress.getByAddress(ip) });

    final InetSocketAddress address = (InetSocketAddress) addressResolver.resolveRemoteAddress(route);

    Assert.assertNotNull(address);
    Assert.assertEquals(InetAddress.getByAddress(ip), address.getAddress());
    Assert.assertEquals(123, address.getPort());
}

---

From source file:org.apache.http.impl.nio.conn.TestPoolingHttpClientAsyncConnectionManager.java

@Test
public void testResolveRemoteAddressViaProxy() throws Exception {
    final InternalAddressResolver addressResolver = new InternalAddressResolver(schemePortResolver,
            dnsResolver);// ww  w. j a va2 s  .  com

    final HttpHost target = new HttpHost("somehost", 80);
    final HttpHost proxy = new HttpHost("someproxy");
    final HttpRoute route = new HttpRoute(target, null, proxy, false);

    Mockito.when(schemePortResolver.resolve(proxy)).thenReturn(8888);
    final byte[] ip = new byte[] { 10, 0, 0, 10 };
    Mockito.when(dnsResolver.resolve("someproxy"))
            .thenReturn(new InetAddress[] { InetAddress.getByAddress(ip) });

    final InetSocketAddress address = (InetSocketAddress) addressResolver.resolveRemoteAddress(route);

    Assert.assertNotNull(address);
    Assert.assertEquals(InetAddress.getByAddress(ip), address.getAddress());
    Assert.assertEquals(8888, address.getPort());
}

---

From source file:org.javamrt.mrt.BGPFileReader.java

private MRTRecord parseBgp4Entry(int AFI) throws Exception {
    /*//from ww w  .  ja  v a2s.c o  m
     * TODO: this doesn't work as expected yet
     */
    if (Debug.compileDebug) {
        Debug.debug("in parseBgp4Entry\n");
        Debug.dump(record);
    }
    int addrSize = (AFI == MRTConstants.AFI_IPv4) ? 4 : 16;

    int view = RecordAccess.getU16(record, 0);
    int status = RecordAccess.getU16(record, 2);
    long rtime = RecordAccess.getU32(record, 4);
    int af = RecordAccess.getU16(record, 8);
    int safi = RecordAccess.getU8(record, 10);
    int nhl = RecordAccess.getU8(record, 11);

    if (Debug.compileDebug) {
        Debug.debug("int  view   = %d\n", view);
        Debug.debug("int  status = %d\n", status);
        Debug.debug("long rtime  = %d\n", rtime);
        Debug.debug("int  af     = %d\n", af);
        Debug.debug("int  safi   = %d\n", safi);
        Debug.debug("int  nhl    = %d\n", nhl);
    }
    int offset = 12;
    InetAddress nextHop = InetAddress.getByAddress(RecordAccess.getBytes(record, offset, addrSize));
    offset += addrSize;
    Nlri prefix = new Nlri(record, offset, AFI);
    offset += prefix.getOffset();

    Attributes attrs = new Attributes(record, record.length - offset, offset);
    ASPath aspath = attrs.getASPath();

    AS neighborAS = null;

    if (aspath != null)
        neighborAS = aspath.get(0);

    return new TableDumpv2(view, 1, prefix, rtime, nextHop, neighborAS, attrs);
}

---

From source file:com.google.android.apps.tvremote.DeviceFinder.java

private InetAddress getBroadcastAddress() throws IOException {
    WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
    DhcpInfo dhcp = wifi.getDhcpInfo();//from w  w  w.jav a2  s  .  c  o m
    int broadcast = (dhcp.ipAddress & dhcp.netmask) | ~dhcp.netmask;
    byte[] quads = new byte[4];
    for (int k = 0; k < 4; k++) {
        quads[k] = (byte) ((broadcast >> k * 8) & 0xFF);
    }
    return InetAddress.getByAddress(quads);
}

---

From source file:com.mobilyzer.util.PhoneUtils.java

public String getWifiIpAddress() {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    if (wifiInfo != null) {
        int ip = wifiInfo.getIpAddress();
        if (ByteOrder.nativeOrder().equals(ByteOrder.LITTLE_ENDIAN)) {
            ip = Integer.reverseBytes(ip);
        }//from w w  w.  j  a va2  s  .c  om
        byte[] bytes = BigInteger.valueOf(ip).toByteArray();
        String address;
        try {
            address = InetAddress.getByAddress(bytes).getHostAddress();
            return address;
        } catch (UnknownHostException e) {
            e.printStackTrace();
        }

    }
    return null;
}

---

From source file:org.apache.cassandra.db.clock.IncrementCounterContextTest.java

@Test
public void testCleanNodeCounts() throws UnknownHostException {
    byte[] bytes = new byte[HEADER_LENGTH + (4 * stepLength)];
    icc.writeElementAtStepOffset(bytes, 0, FBUtilities.toByteArray(1), 1L);
    icc.writeElementAtStepOffset(bytes, 1, FBUtilities.toByteArray(2), 2L);
    icc.writeElementAtStepOffset(bytes, 2, FBUtilities.toByteArray(4), 3L);
    icc.writeElementAtStepOffset(bytes, 3, FBUtilities.toByteArray(8), 4L);

    assert 4 == FBUtilities.byteArrayToInt(bytes, HEADER_LENGTH + 2 * stepLength);
    assert 3L == FBUtilities.byteArrayToLong(bytes, HEADER_LENGTH + 2 * stepLength + idLength);

    bytes = icc.cleanNodeCounts(bytes, InetAddress.getByAddress(FBUtilities.toByteArray(4)));

    // node: 0.0.0.4 should be removed
    assert (HEADER_LENGTH + (3 * stepLength)) == bytes.length;

    // other nodes should be unaffected
    assert 1 == FBUtilities.byteArrayToInt(bytes, HEADER_LENGTH + 0 * stepLength);
    assert 1L == FBUtilities.byteArrayToLong(bytes, HEADER_LENGTH + 0 * stepLength + idLength);

    assert 2 == FBUtilities.byteArrayToInt(bytes, HEADER_LENGTH + 1 * stepLength);
    assert 2L == FBUtilities.byteArrayToLong(bytes, HEADER_LENGTH + 1 * stepLength + idLength);

    assert 8 == FBUtilities.byteArrayToInt(bytes, HEADER_LENGTH + 2 * stepLength);
    assert 4L == FBUtilities.byteArrayToLong(bytes, HEADER_LENGTH + 2 * stepLength + idLength);
}

---

From source file:slash.navigation.mapview.browser.BrowserMapView.java

private ServerSocket createCallbackListenerServerSocket() {
    try {/*  ww  w .ja  v  a2 s .c  om*/
        ServerSocket serverSocket = new ServerSocket(0, 0,
                InetAddress.getByAddress(new byte[] { 127, 0, 0, 1 }));
        serverSocket.setSoTimeout(1000);
        int port = serverSocket.getLocalPort();
        log.info("Map listens on port " + port + " for callbacks");
        setCallbackListenerPort(port);
        return serverSocket;
    } catch (IOException e) {
        log.severe("Cannot open callback listener socket: " + e);
        return null;
    }
}

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