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

Example 41 with SocketException

use of java.net.SocketException in project screenbird by adamhub.

the class MediaUtil method getMacAddress.

/**
     * Returns the MAC address for the current computer.
     * @return 
     */
public static String getMacAddress() {
    StringBuilder macAddress = new StringBuilder();
    try {
        InetAddress address = InetAddress.getLocalHost();
        NetworkInterface ni = NetworkInterface.getByInetAddress(address);
        byte[] mac = ni.getHardwareAddress();
        for (int i = 0; i < mac.length; i++) {
            macAddress.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? "" : ""));
        }
    } catch (SocketException e) {
        log(e);
    } catch (UnknownHostException e) {
        log(e);
    }
    return macAddress.toString();
}

Example 42 with SocketException

use of java.net.SocketException in project Openfire by igniterealtime.

the class LocalIPResolver method getLocalIP.

public static String getLocalIP() {
    if (overrideIp != null && overrideIp.length() >= 7) {
        return overrideIp;
    }
    Enumeration ifaces;
    try {
        ifaces = NetworkInterface.getNetworkInterfaces();
        while (ifaces.hasMoreElements()) {
            NetworkInterface iface = (NetworkInterface) ifaces.nextElement();
            Enumeration iaddresses = iface.getInetAddresses();
            while (iaddresses.hasMoreElements()) {
                InetAddress iaddress = (InetAddress) iaddresses.nextElement();
                if (!iaddress.isLoopbackAddress() && !iaddress.isLinkLocalAddress() && !iaddress.isSiteLocalAddress()) {
                    return iaddress.getHostAddress() != null ? iaddress.getHostAddress() : iaddress.getHostName();
                }
            }
        }
        ifaces = NetworkInterface.getNetworkInterfaces();
        while (ifaces.hasMoreElements()) {
            NetworkInterface iface = (NetworkInterface) ifaces.nextElement();
            Enumeration iaddresses = iface.getInetAddresses();
            while (iaddresses.hasMoreElements()) {
                InetAddress iaddress = (InetAddress) iaddresses.nextElement();
                if (!iaddress.isLoopbackAddress() && !iaddress.isLinkLocalAddress()) {
                    return iaddress.getHostAddress() != null ? iaddress.getHostAddress() : iaddress.getHostName();
                }
            }
        }
        return InetAddress.getLocalHost().getHostAddress() != null ? InetAddress.getLocalHost().getHostAddress() : InetAddress.getLocalHost().getHostName();
    } catch (SocketException e) {
        e.printStackTrace();
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }
    return "127.0.0.1";
}

Example 43 with SocketException

use of java.net.SocketException in project Dempsy by Dempsy.

the class TcpReceiver method start.

@Override
public synchronized void start() throws MessageTransportException {
    if (isStarted())
        return;
    // check to see that the overflowHandler and the failFast setting are consistent.
    if (!failFast && overflowHandler != null)
        logger.warn("TcpReceiver/TcpTransport is configured with an OverflowHandler that will never be used because it's also configured to NOT 'fail fast' so it will always block waiting for messages to be processed.");
    // this sets the destination instance
    getDestination();
    // we need to call bind here in case the getDestination didn't do it
    //  (which it wont if the port is not ephemeral)
    bind();
    // in case this is a restart, we want to reset the stopMe value.
    stopMe.set(false);
    serverThread = new Thread(new Runnable() {

        @Override
        public void run() {
            while (!stopMe.get()) {
                try {
                    // Wait for an event one of the registered channels
                    Socket clientSocket = serverSocket.accept();
                    //  So we need to lock it.
                    synchronized (clientThreads) {
                        // unless we're done.
                        if (!stopMe.get()) {
                            // This should come from a thread pool
                            ClientThread clientThread = makeNewClientThread(clientSocket);
                            Thread thread = new Thread(clientThread, "Client Handler for " + getClientDescription(clientSocket));
                            thread.setDaemon(true);
                            thread.start();
                            clientThreads.add(clientThread);
                        }
                    }
                }// socket from another thread is the only way to make this happen.
                 catch (SocketException se) {
                    // however, if we didn't explicitly stop the server, then there's another problem
                    if (!stopMe.get())
                        logger.error("Socket error on the server managing " + destination, se);
                } catch (Throwable th) {
                    logger.error("Major error on the server managing " + destination, th);
                }
            }
            // we're leaving so signal
            synchronized (eventLock) {
                eventSignaled = true;
                eventLock.notifyAll();
            }
        }
    }, "Server for " + destination);
    if (executor == null) {
        DefaultDempsyExecutor defexecutor = new DefaultDempsyExecutor();
        defexecutor.setCoresFactor(1.0);
        defexecutor.setAdditionalThreads(1);
        defexecutor.setMaxNumberOfQueuedLimitedTasks(10000);
        executor = defexecutor;
        iStartedIt = true;
        executor.start();
    }
    setPendingGague();
    serverThread.start();
}

Example 44 with SocketException

use of java.net.SocketException in project CloudStack-archive by CloudStack-extras.

the class NetUtils method getAllLocalInetAddresses.

public static InetAddress[] getAllLocalInetAddresses() {
    List<InetAddress> addrList = new ArrayList<InetAddress>();
    try {
        for (NetworkInterface ifc : IteratorUtil.enumerationAsIterable(NetworkInterface.getNetworkInterfaces())) {
            if (ifc.isUp() && !ifc.isVirtual()) {
                for (InetAddress addr : IteratorUtil.enumerationAsIterable(ifc.getInetAddresses())) {
                    addrList.add(addr);
                }
            }
        }
    } catch (SocketException e) {
        s_logger.warn("SocketException in getAllLocalInetAddresses().", e);
    }
    InetAddress[] addrs = new InetAddress[addrList.size()];
    if (addrList.size() > 0) {
        System.arraycopy(addrList.toArray(), 0, addrs, 0, addrList.size());
    }
    return addrs;
}

Example 45 with SocketException

use of java.net.SocketException in project CloudStack-archive by CloudStack-extras.

the class NetUtils method getLocalCidrs.

public static String[] getLocalCidrs() {
    String defaultHostIp = getDefaultHostIp();
    List<String> cidrList = new ArrayList<String>();
    try {
        for (NetworkInterface ifc : IteratorUtil.enumerationAsIterable(NetworkInterface.getNetworkInterfaces())) {
            if (ifc.isUp() && !ifc.isVirtual() && !ifc.isLoopback()) {
                for (InterfaceAddress address : ifc.getInterfaceAddresses()) {
                    InetAddress addr = address.getAddress();
                    int prefixLength = address.getNetworkPrefixLength();
                    if (prefixLength < 32 && prefixLength > 0) {
                        String ip = ipFromInetAddress(addr);
                        if (ip.equalsIgnoreCase(defaultHostIp))
                            cidrList.add(ipAndNetMaskToCidr(ip, getCidrNetmask(prefixLength)));
                    }
                }
            }
        }
    } catch (SocketException e) {
        s_logger.warn("UnknownHostException in getLocalCidrs().", e);
    }
    return cidrList.toArray(new String[0]);
}