Examples with Inet4Address java.net.Inet4Address used on opensource projects

Example 91 with Inet4Address

use of java.net.Inet4Address in project cw-omnibus by commonsguy.

the class WebServerService method raiseReadyEvent.

private void raiseReadyEvent() {
    ServerStartedEvent event = new ServerStartedEvent();
    try {
        for (Enumeration<NetworkInterface> enInterfaces = NetworkInterface.getNetworkInterfaces(); enInterfaces.hasMoreElements(); ) {
            NetworkInterface ni = enInterfaces.nextElement();
            for (Enumeration<InetAddress> enAddresses = ni.getInetAddresses(); enAddresses.hasMoreElements(); ) {
                InetAddress addr = enAddresses.nextElement();
                if (addr instanceof Inet4Address) {
                    event.addUrl("http://" + addr.getHostAddress() + ":4999");
                }
            }
        }
    } catch (SocketException ex) {
        ex.printStackTrace();
    }
    EventBus.getDefault().removeAllStickyEvents();
    EventBus.getDefault().postSticky(event);
}

Example 92 with Inet4Address

use of java.net.Inet4Address in project che by eclipse.

the class DefaultNetworkFinder method getMatchingInetAddress.

/**
     * Search if a given network interface is matching the given subnet
     * If there is a match, returns the InetAddress
     *
     * @param subnet
     *         the first digits of an ip address. Like 123.123.123
     * @return optional ipv4 internet address if there was a matching one
     */
@Override
public Optional<InetAddress> getMatchingInetAddress(String subnet) {
    Enumeration<NetworkInterface> interfacesEnum = null;
    try {
        interfacesEnum = NetworkInterface.getNetworkInterfaces();
    } catch (SocketException e) {
        LOG.error("Unable to list the network interfaces", e);
        return Optional.empty();
    }
    while (interfacesEnum.hasMoreElements()) {
        NetworkInterface networkInterface = interfacesEnum.nextElement();
        Enumeration<InetAddress> inetAddressEnumeration = networkInterface.getInetAddresses();
        while (inetAddressEnumeration.hasMoreElements()) {
            InetAddress inetAddress = inetAddressEnumeration.nextElement();
            if (inetAddress instanceof Inet4Address) {
                if (inetAddress.getHostAddress().startsWith(subnet)) {
                    return Optional.of(inetAddress);
                }
            }
        }
    }
    return Optional.empty();
}

Example 93 with Inet4Address

use of java.net.Inet4Address in project vert.x by eclipse.

the class DnsClientImpl method reverseLookup.

@Override
public DnsClient reverseLookup(String address, Handler<AsyncResult<String>> handler) {
    //        An other option would be to change address to be of type InetAddress.
    try {
        InetAddress inetAddress = InetAddress.getByName(address);
        byte[] addr = inetAddress.getAddress();
        StringBuilder reverseName = new StringBuilder(64);
        if (inetAddress instanceof Inet4Address) {
            // reverse ipv4 address
            reverseName.append(addr[3] & 0xff).append(".").append(addr[2] & 0xff).append(".").append(addr[1] & 0xff).append(".").append(addr[0] & 0xff);
        } else {
            // It is an ipv 6 address time to reverse it
            for (int i = 0; i < 16; i++) {
                reverseName.append(HEX_TABLE[(addr[15 - i] & 0xf)]);
                reverseName.append(".");
                reverseName.append(HEX_TABLE[(addr[15 - i] >> 4) & 0xf]);
                if (i != 15) {
                    reverseName.append(".");
                }
            }
        }
        reverseName.append(".in-addr.arpa");
        return resolvePTR(reverseName.toString(), handler);
    } catch (UnknownHostException e) {
        // Should never happen as we work with ip addresses as input
        // anyway just in case notify the handler
        actualCtx.runOnContext((v) -> handler.handle(Future.failedFuture(e)));
    }
    return this;
}

Example 94 with Inet4Address

use of java.net.Inet4Address in project elasticsearch by elastic.

the class Netty4TransportPublishAddressIT method testDifferentPorts.

public void testDifferentPorts() throws Exception {
    if (!NetworkUtils.SUPPORTS_V6) {
        return;
    }
    logger.info("--> starting a node on ipv4 only");
    Settings ipv4Settings = Settings.builder().put("network.host", "127.0.0.1").build();
    // should bind 127.0.0.1:XYZ
    String ipv4OnlyNode = internalCluster().startNode(ipv4Settings);
    logger.info("--> starting a node on ipv4 and ipv6");
    Settings bothSettings = Settings.builder().put("network.host", "_local_").build();
    // should bind [::1]:XYZ and 127.0.0.1:XYZ+1
    internalCluster().startNode(bothSettings);
    logger.info("--> waiting for the cluster to declare itself stable");
    // fails if port of publish address does not match corresponding bound address
    ensureStableCluster(2);
    logger.info("--> checking if boundAddress matching publishAddress has same port");
    NodesInfoResponse nodesInfoResponse = client().admin().cluster().prepareNodesInfo().get();
    for (NodeInfo nodeInfo : nodesInfoResponse.getNodes()) {
        BoundTransportAddress boundTransportAddress = nodeInfo.getTransport().getAddress();
        if (nodeInfo.getNode().getName().equals(ipv4OnlyNode)) {
            assertThat(boundTransportAddress.boundAddresses().length, equalTo(1));
            assertThat(boundTransportAddress.boundAddresses()[0].getPort(), equalTo(boundTransportAddress.publishAddress().getPort()));
        } else {
            assertThat(boundTransportAddress.boundAddresses().length, greaterThan(1));
            for (TransportAddress boundAddress : boundTransportAddress.boundAddresses()) {
                assertThat(boundAddress, instanceOf(TransportAddress.class));
                TransportAddress inetBoundAddress = (TransportAddress) boundAddress;
                if (inetBoundAddress.address().getAddress() instanceof Inet4Address) {
                    // IPv4 address is preferred publish address for _local_
                    assertThat(inetBoundAddress.getPort(), equalTo(boundTransportAddress.publishAddress().getPort()));
                }
            }
        }
    }
}

Example 95 with Inet4Address

use of java.net.Inet4Address in project Fling by entertailion.

the class FlingFrame method getPreferredInetAddress.

private InterfaceAddress getPreferredInetAddress(String prefix) {
    InterfaceAddress selectedInterfaceAddress = null;
    try {
        Enumeration<NetworkInterface> list = NetworkInterface.getNetworkInterfaces();
        while (list.hasMoreElements()) {
            NetworkInterface iface = list.nextElement();
            if (iface == null)
                continue;
            Log.d(LOG_TAG, "interface=" + iface.getName());
            Iterator<InterfaceAddress> it = iface.getInterfaceAddresses().iterator();
            while (it.hasNext()) {
                InterfaceAddress interfaceAddress = it.next();
                if (interfaceAddress == null)
                    continue;
                InetAddress address = interfaceAddress.getAddress();
                Log.d(LOG_TAG, "address=" + address);
                if (address instanceof Inet4Address) {
                    // same subnet as the selected ChromeCast device
                    if (address.getHostAddress().toString().startsWith(prefix)) {
                        return interfaceAddress;
                    }
                }
            }
        }
    } catch (Exception ex) {
    }
    return selectedInterfaceAddress;
}