java.net.InetAddress Java Examples

The following examples show how to use java.net.InetAddress. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source Project: ReactiveLab   Author: Netflix   File: AbstractMiddleTierService.java    License: Apache License 2.0 7 votes vote down vote up
protected InstanceInfo createInstanceInfo(int port) {
    final HashSet<ServicePort> ports = new HashSet<>(Arrays.asList(new ServicePort(port, false)));

    String hostAddress = "unknown";
    try {
        hostAddress = InetAddress.getLocalHost().getHostAddress();
    } catch (UnknownHostException e) {
        e.printStackTrace();
        hostAddress = "unknown-" + UUID.randomUUID();
    }

    return new InstanceInfo.Builder()
            .withId(hostAddress + "-" + port)
            .withApp("reactive-lab")
            .withStatus(InstanceInfo.Status.UP)
            .withVipAddress(eurekaVipAddress)
            .withPorts(ports)
            .withDataCenterInfo(BasicDataCenterInfo.fromSystemData())
            .build();
}
 
Example #2
Source Project: cassandra-exporter   Author: zegelin   File: InternalMetadataFactory.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public Optional<EndpointMetadata> endpointMetadata(final InetAddress endpoint) {
    final IEndpointSnitch endpointSnitch = DatabaseDescriptor.getEndpointSnitch();

    return Optional.of(new EndpointMetadata() {
        @Override
        public String dataCenter() {
            return endpointSnitch.getDatacenter(endpoint);
        }

        @Override
        public String rack() {
            return endpointSnitch.getRack(endpoint);
        }
    });
}
 
Example #3
Source Project: Flink-CEPplus   Author: ljygz   File: AbstractServerBase.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Creates the {@link AbstractServerBase}.
 *
 * <p>The server needs to be started via {@link #start()}.
 *
 * @param serverName the name of the server
 * @param bindAddress address to bind to
 * @param bindPortIterator port to bind to
 * @param numEventLoopThreads number of event loop threads
 */
protected AbstractServerBase(
		final String serverName,
		final InetAddress bindAddress,
		final Iterator<Integer> bindPortIterator,
		final Integer numEventLoopThreads,
		final Integer numQueryThreads) {

	Preconditions.checkNotNull(bindPortIterator);
	Preconditions.checkArgument(numEventLoopThreads >= 1, "Non-positive number of event loop threads.");
	Preconditions.checkArgument(numQueryThreads >= 1, "Non-positive number of query threads.");

	this.serverName = Preconditions.checkNotNull(serverName);
	this.bindAddress = Preconditions.checkNotNull(bindAddress);
	this.numEventLoopThreads = numEventLoopThreads;
	this.numQueryThreads = numQueryThreads;

	this.bindPortRange = new HashSet<>();
	while (bindPortIterator.hasNext()) {
		int port = bindPortIterator.next();
		Preconditions.checkArgument(port >= 0 && port <= 65535,
				"Invalid port configuration. Port must be between 0 and 65535, but was " + port + ".");
		bindPortRange.add(port);
	}
}
 
Example #4
Source Project: arcusplatform   Author: arcus-smart-home   File: BaseCassandraModule.java    License: Apache License 2.0 6 votes vote down vote up
private static List<InetAddress> parseContactPoints(String commaDelimitedList) {
    List<InetAddress> contactPoints = new ArrayList<>();

    String[] cps = commaDelimitedList.split(",");
    for (int i = 0; i < cps.length; i++) {
        try {
            InetAddress[] addrs = InetAddress.getAllByName(cps[i].trim());
            LOGGER.debug("{} resolves to: {}", cps[i], addrs);

            for (InetAddress addr : addrs) {
                contactPoints.add(addr);
            }
        } catch (UnknownHostException ex) {
            // ignore so we can use any working addresses
            // that are available.
        }
    }

    if (contactPoints.isEmpty()) {
        throw new RuntimeException("Unable to configure Cassandra cluster, the hosts specified in cassandra.contactPoints could not be resolved");
    }

    return contactPoints;
}
 
Example #5
Source Project: JavaLinuxNet   Author: lucwillems   File: libcTest.java    License: Apache License 2.0 6 votes vote down vote up
@Test
public void testin_addr() throws Exception {
    libc.in_addr a;
    a=new libc.in_addr();
    Assert.assertEquals(0, a.address);

    a=new libc.in_addr(0x01020304);
    Assert.assertEquals(0x01020304, a.address);
    InetAddress ax=a.toInetAddress();
    Assert.assertNotNull(ax);
    Assert.assertEquals("/1.2.3.4", ax.toString());
    Assert.assertEquals("0x01020304",a.toString());

    a=new libc.in_addr(0xfffffffe);
    Assert.assertEquals(0xfffffffe, a.address);
    ax=a.toInetAddress();
    Assert.assertNotNull(ax);
    Assert.assertEquals("/255.255.255.254", ax.toString());
    Assert.assertEquals("0xfffffffe",a.toString());

}
 
Example #6
Source Project: hottub   Author: dsrg-uoft   File: IPAddressName.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Parse an IPv4 address.
 *
 * @param name IPv4 address with optional mask values
 * @throws IOException on error
 */
private void parseIPv4(String name) throws IOException {

    // Parse name into byte-value address components
    int slashNdx = name.indexOf('/');
    if (slashNdx == -1) {
        address = InetAddress.getByName(name).getAddress();
    } else {
        address = new byte[8];

        // parse mask
        byte[] mask = InetAddress.getByName
            (name.substring(slashNdx+1)).getAddress();

        // parse base address
        byte[] host = InetAddress.getByName
            (name.substring(0, slashNdx)).getAddress();

        System.arraycopy(host, 0, address, 0, 4);
        System.arraycopy(mask, 0, address, 4, 4);
    }
}
 
Example #7
Source Project: kylin   Author: apache   File: NetworkUtils.java    License: Apache License 2.0 6 votes vote down vote up
public static String getLocalIp() {
    try {
        Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
        while (interfaces.hasMoreElements()) {
            NetworkInterface iface = interfaces.nextElement();
            if (iface.isLoopback() || !iface.isUp() || iface.isVirtual() || iface.isPointToPoint())
                continue;
            if (iface.getName().startsWith("vboxnet"))
                continue;

            Enumeration<InetAddress> addresses = iface.getInetAddresses();
            while (addresses.hasMoreElements()) {
                InetAddress addr = addresses.nextElement();
                final String ip = addr.getHostAddress();
                if (Inet4Address.class == addr.getClass())
                    return ip;
            }
        }
    } catch (SocketException e) {
        throw new RuntimeException(e);
    }
    return null;
}
 
Example #8
Source Project: jdk8u-jdk   Author: frohoff   File: SdpProvider.java    License: GNU General Public License v2.0 6 votes vote down vote up
private void convertTcpToSdpIfMatch(FileDescriptor fdObj,
                                           Action action,
                                           InetAddress address,
                                           int port)
    throws IOException
{
    boolean matched = false;
    for (Rule rule: rules) {
        if (rule.match(action, address, port)) {
            SdpSupport.convertSocket(fdObj);
            matched = true;
            break;
        }
    }
    if (log != null) {
        String addr = (address instanceof Inet4Address) ?
            address.getHostAddress() : "[" + address.getHostAddress() + "]";
        if (matched) {
            log.format("%s to %s:%d (socket converted to SDP protocol)\n", action, addr, port);
        } else {
            log.format("%s to %s:%d (no match)\n", action, addr, port);
        }
    }
}
 
Example #9
Source Project: armeria   Author: line   File: RequestContextExportingAppenderTest.java    License: Apache License 2.0 6 votes vote down vote up
private static ServiceRequestContext newServiceContext(
        String path, @Nullable String query) throws Exception {

    final InetSocketAddress remoteAddress = new InetSocketAddress(
            InetAddress.getByAddress("client.com", new byte[] { 1, 2, 3, 4 }), 5678);
    final InetSocketAddress localAddress = new InetSocketAddress(
            InetAddress.getByAddress("server.com", new byte[] { 5, 6, 7, 8 }), 8080);

    final String pathAndQuery = path + (query != null ? '?' + query : "");
    final HttpRequest req = HttpRequest.of(RequestHeaders.of(HttpMethod.GET, pathAndQuery,
                                                             HttpHeaderNames.AUTHORITY, "server.com:8080",
                                                             HttpHeaderNames.USER_AGENT, "some-client"));

    final ServiceRequestContext ctx =
            ServiceRequestContext.builder(req)
                                 .sslSession(newSslSession())
                                 .remoteAddress(remoteAddress)
                                 .localAddress(localAddress)
                                 .proxiedAddresses(
                                         ProxiedAddresses.of(new InetSocketAddress("9.10.11.12", 0)))
                                 .build();

    ctx.setAttr(MY_ATTR, new CustomObject("some-name", "some-value"));
    return ctx;
}
 
Example #10
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: HashSpread.java    License: GNU General Public License v2.0 6 votes vote down vote up
/**
 * Generate and return a random IPv6 address.
 */
static InetAddress randomIPv6Adress() {
    StringBuffer sb = new StringBuffer();

    for (int i=0; i<8; i++) {

        if (i > 0)
            sb.append(":");

        for (int j=0; j<4; j++) {
            int v = r.nextInt(16);
            if (v < 10) {
                sb.append(Integer.toString(v));
            } else {
                char c = (char) ('A' + v - 10);
                sb.append(c);
            }
        }
    }

    try {
        return InetAddress.getByName(sb.toString());
    } catch (UnknownHostException x) {
        throw new Error("Internal error in test");
    }
}
 
Example #11
Source Project: onos   Author: opennetworkinglab   File: LsRequest.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Gets LS request packet body as byte array.
 *
 * @return LS request packet body as byte array
 */
public byte[] getLsrBodyAsByteArray() {
    List<Byte> bodyLst = new ArrayList<>();

    try {
        for (LsRequestPacket lsrPacket : linkStateRequests) {
            bodyLst.addAll(Bytes.asList(OspfUtil.convertToFourBytes(lsrPacket.lsType())));
            bodyLst.addAll(Bytes.asList(InetAddress.getByName(lsrPacket.linkStateId()).getAddress()));
            bodyLst.addAll(Bytes.asList(InetAddress.getByName(lsrPacket.ownRouterId()).getAddress()));
        }
    } catch (Exception e) {
        log.debug("Error::getLsrBodyAsByteArray {}", e.getMessage());
        return Bytes.toArray(bodyLst);
    }

    return Bytes.toArray(bodyLst);
}
 
Example #12
Source Project: lavaplayer   Author: sedmelluq   File: ExtendedConnectionOperator.java    License: Apache License 2.0 6 votes vote down vote up
private InetAddress[] resolveAddresses(HttpHost host, HttpContext context) throws IOException {
  if (host.getAddress() != null) {
    return new InetAddress[] { host.getAddress() };
  }

  Object resolvedObject = context.getAttribute(RESOLVED_ADDRESSES);

  if (resolvedObject instanceof ResolvedAddresses) {
    ResolvedAddresses resolved = (ResolvedAddresses) resolvedObject;

    if (resolved.host.equals(host)) {
      return resolved.addresses;
    }
  }

  return dnsResolver.resolve(host.getHostName());
}
 
Example #13
Source Project: openjdk-jdk9   Author: AdoptOpenJDK   File: InitialToken.java    License: GNU General Public License v2.0 6 votes vote down vote up
private byte[] getAddrBytes(InetAddress addr) throws GSSException {
    int addressType = getAddrType(addr);
    byte[] addressBytes = addr.getAddress();
    if (addressBytes != null) {
        switch (addressType) {
            case CHANNEL_BINDING_AF_INET:
                if (addressBytes.length != Inet4_ADDRSZ) {
                    throw new GSSException(GSSException.FAILURE, -1,
                    "Incorrect AF-INET address length in ChannelBinding.");
                }
                return (addressBytes);
            case CHANNEL_BINDING_AF_INET6:
                if (addressBytes.length != Inet6_ADDRSZ) {
                    throw new GSSException(GSSException.FAILURE, -1,
                    "Incorrect AF-INET6 address length in ChannelBinding.");
                }
                return (addressBytes);
            default:
                throw new GSSException(GSSException.FAILURE, -1,
                "Cannot handle non AF-INET addresses in ChannelBinding.");
        }
    }
    return null;
}
 
Example #14
Source Project: hottub   Author: dsrg-uoft   File: Inet6AddressSerializationTest.java    License: GNU General Public License v2.0 6 votes vote down vote up
static void testAllNetworkInterfaces() throws Exception {
    System.err.println("\n testAllNetworkInterfaces: \n ");
    for (Enumeration<NetworkInterface> e = NetworkInterface
            .getNetworkInterfaces(); e.hasMoreElements();) {
        NetworkInterface netIF = e.nextElement();
        for (Enumeration<InetAddress> iadrs = netIF.getInetAddresses(); iadrs
                .hasMoreElements();) {
            InetAddress iadr = iadrs.nextElement();
            if (iadr instanceof Inet6Address) {
                System.err.println("Test NetworkInterface:  " + netIF);
                Inet6Address i6adr = (Inet6Address) iadr;
                System.err.println("Testing with " + iadr);
                System.err.println(" scoped iface: "
                        + i6adr.getScopedInterface());
                testInet6AddressSerialization(i6adr, null);
            }
        }
    }
}
 
Example #15
private String getIPFromNetworkInterface(String networkInterface) {

		if (!TestConfig.hasValidNetworkInterface) {
			return inetUtils.findFirstNonLoopbackHostInfo().getIpAddress();
		}

		try {
			NetworkInterface netInterface = NetworkInterface.getByName(networkInterface);

			Enumeration<InetAddress> inetAddress = netInterface.getInetAddresses();
			while (inetAddress.hasMoreElements()) {
				InetAddress currentAddress = inetAddress.nextElement();
				if (currentAddress instanceof Inet4Address
						&& !currentAddress.isLoopbackAddress()) {
					return currentAddress.getHostAddress();
				}
			}
			return networkInterface;
		}
		catch (Exception e) {
			return networkInterface;
		}
	}
 
Example #16
Source Project: mongodb-async-driver   Author: allanbank   File: MockMongoDBServer.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Creates a new MockMongoDBServer.
 *
 * @throws IOException
 *             On a failure creating the server socket.
 */
public MockMongoDBServer() throws IOException {
    myRunningThreads = new CopyOnWriteArrayList<Thread>();
    myActiveClients = new CopyOnWriteArrayList<Socket>();

    myServerSocket = new ServerSocket();
    myServerSocket.bind(new InetSocketAddress(InetAddress
            .getByName("127.0.0.1"), 0));

    myRunning = false;
}
 
Example #17
Source Project: gemfirexd-oss   Author: gemxd   File: InternalLocator.java    License: Apache License 2.0 5 votes vote down vote up
public static LocatorStatusResponse statusLocator(int port, InetAddress bindAddress) throws IOException {
  //final int timeout = (60 * 2 * 1000); // 2 minutes
  final int timeout = Integer.MAX_VALUE; // 2 minutes

  try {
    return (LocatorStatusResponse) TcpClient.requestToServer(bindAddress, port,
        new LocatorStatusRequest(), timeout, true);
  }
  catch (ClassNotFoundException e) {
    throw new RuntimeException(e);
  }
}
 
Example #18
Source Project: Pix-Art-Messenger   Author: kriztan   File: Resolver.java    License: GNU General Public License v3.0 5 votes vote down vote up
static Result createDefault(final DNSName hostname, final int port) {
    InetAddress ip = null;
    try {
        ip = InetAddress.getByName(hostname.toString());
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }
    return createDefault(hostname, ip, port);
}
 
Example #19
Source Project: Bytecoder   Author: mirkosertic   File: SSLSocketImpl.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Constructs an SSL connection to a server at a specified
 * address, and TCP port, using the authentication context
 * provided.
 *
 * This endpoint acts as the client, and may rejoin an existing SSL
 * session if appropriate.
 */
SSLSocketImpl(SSLContextImpl sslContext,
        InetAddress address, int peerPort) throws IOException {
    super();
    this.sslContext = sslContext;
    HandshakeHash handshakeHash = new HandshakeHash();
    this.conContext = new TransportContext(sslContext, this,
            new SSLSocketInputRecord(handshakeHash),
            new SSLSocketOutputRecord(handshakeHash), true);

    SocketAddress socketAddress = new InetSocketAddress(address, peerPort);
    connect(socketAddress, 0);
}
 
Example #20
Source Project: jdk8u-dev-jdk   Author: frohoff   File: SocksProxyVersion.java    License: GNU General Public License v2.0 5 votes vote down vote up
public static void main(String[] args) throws Exception {
    if (InetAddress.getLocalHost().isLoopbackAddress()) {
        System.out.println("Test cannot run. getLocalHost returns a loopback address");
        return;
    }
    new SocksProxyVersion();
}
 
Example #21
Source Project: localization_nifi   Author: wangrenlei   File: SocksProxySocketFactory.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public Socket createSocket(InetAddress addr, int port, InetAddress localHostAddr, int localPort) throws IOException {
    Socket socket = createSocket();
    socket.bind(new InetSocketAddress(localHostAddr, localPort));
    socket.connect(new InetSocketAddress(addr, port));
    return socket;
}
 
Example #22
Source Project: AndroidWebServ   Author: joinAero   File: CommonUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * @brief 检查主机端口是否被占用
 * @param host 主机
 * @param port 端口
 * @return true: already in use, false: not.
 * @throws UnknownHostException 
 */
public boolean isPortInUse(String host, int port) throws UnknownHostException {
    boolean flag = false;
    InetAddress theAddress = InetAddress.getByName(host);
    try {
        Socket socket = new Socket(theAddress, port);
        socket.close();
        flag = true;
    } catch (IOException e) {
    }
    return flag;
}
 
Example #23
Source Project: camel-kafka-connector   Author: apache   File: CamelSinkHTTPITCase.java    License: Apache License 2.0 5 votes vote down vote up
@BeforeEach
public void setUp() throws IOException {
    validationHandler = new HTTPTestValidationHandler(10);
    byte[] ipAddr = new byte[]{127, 0, 0, 1};
    InetAddress localhost = InetAddress.getByAddress(ipAddr);
    localServer = ServerBootstrap.bootstrap()
            .setLocalAddress(localhost)
            .setListenerPort(HTTP_PORT)
            .registerHandler("/ckc", validationHandler)
            .create();

    localServer.start();
}
 
Example #24
Source Project: jdk8u_jdk   Author: JetBrains   File: SimpleNode.java    License: GNU General Public License v2.0 5 votes vote down vote up
/**
 * Build the Inform entries from the syntactic tree.
 */
public void buildInformEntries(Hashtable<InetAddress, Vector<String>> dest) {
    if (children != null) {
        for (int i = 0; i < children.length; ++i) {
            SimpleNode n = (SimpleNode)children[i];
            if (n != null) {
                n.buildInformEntries(dest);
            }
        } /* end of loop */
    }
}
 
Example #25
Source Project: jfreesane   Author: sjamesr   File: SaneSessionTest.java    License: Apache License 2.0 5 votes vote down vote up
@Before
public void initSession() throws Exception {
  String address = System.getenv("SANE_TEST_SERVER_ADDRESS");
  if (address == null) {
    address = "localhost";
  }
  URI hostAndPort = URI.create("my://" + address);
  this.session =
      SaneSession.withRemoteSane(
          InetAddress.getByName(hostAndPort.getHost()),
          hostAndPort.getPort() == -1 ? 6566 : hostAndPort.getPort());
  session.setPasswordProvider(correctPasswordProvider);
}
 
Example #26
Source Project: casquatch   Author: tmobile   File: CasquatchPodamFactoryImpl.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Extends constructor for default settings
 */
public CasquatchPodamFactoryImpl() {
    super();
    this.getStrategy().addOrReplaceTypeManufacturer(BigDecimal.class, new BigDecimalStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(BigInteger.class, new BigIntegerStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(ByteBuffer.class, new ByteBufferStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(InetAddress.class, new InetAddressStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(Instant.class, new InstantStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(LocalDate.class, new LocalDateStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(LocalTime.class, new LocalTimeStrategy());
    this.getStrategy().addOrReplaceTypeManufacturer(UUID.class, new UUIDStrategy());
}
 
Example #27
Source Project: disconf   Author: nabilzhang   File: MachineInfo.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * @return
 *
 * @Description: 获取机器名
 */
public static String getHostName() throws Exception {

    try {
        InetAddress addr = InetAddress.getLocalHost();
        String hostname = addr.getHostName();

        return hostname;

    } catch (UnknownHostException e) {

        throw new Exception(e);
    }
}
 
Example #28
Source Project: netbeans   Author: apache   File: MySQLDatabaseServer.java    License: Apache License 2.0 5 votes vote down vote up
@Override
public void checkConfiguration() throws DatabaseException {
    // Make sure the host name is a known host name
    try {
        InetAddress.getAllByName(getHost());
    } catch (UnknownHostException ex) {
        synchronized(this) {
            configError = NbBundle.getMessage(MySQLDatabaseServer.class, "MSG_UnknownHost", getHost());
            setState(ServerState.CONFIGERR);
        }
        LOGGER.log(Level.INFO, configError, ex);
        throw new DatabaseException(configError, ex);
    }

    try {
        String port = getPort();
        if (port == null) {
            throw new NumberFormatException();
        }
        Integer.valueOf(port);
    } catch (NumberFormatException nfe) {
        synchronized(this) {
            configError = NbBundle.getMessage(MySQLDatabaseServer.class, "MSG_InvalidPortNumber", getPort());
            setState(ServerState.CONFIGERR);
        }
        LOGGER.log(Level.INFO, configError, nfe);
        throw new DatabaseException(configError, nfe);
    }
}
 
Example #29
Source Project: T0rlib4Android   Author: PanagiotisDrakatos   File: Socks5DatagramSocket.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Used by UDPRelayServer.
 */
Socks5DatagramSocket(boolean server_mode, UDPEncapsulation encapsulation,
		InetAddress relayIP, int relayPort) throws IOException {
	super();
	this.server_mode = server_mode;
	this.relayIP = relayIP;
	this.relayPort = relayPort;
	this.encapsulation = encapsulation;
	this.proxy = null;
}
 
Example #30
Source Project: openjdk-jdk8u-backup   Author: AdoptOpenJDK   File: HostAddress.java    License: GNU General Public License v2.0 5 votes vote down vote up
private int getAddrType(InetAddress inetAddress) {
    int addressType = 0;
    if (inetAddress instanceof Inet4Address)
        addressType = Krb5.ADDRTYPE_INET;
    else if (inetAddress instanceof Inet6Address)
        addressType = Krb5.ADDRTYPE_INET6;
    return (addressType);
}