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

Example 46 with SocketException

use of java.net.SocketException in project camel by apache.

the class FailOverLoadBalanceWrappedExceptionTest method createRouteBuilder.

protected RouteBuilder createRouteBuilder() {
    return new RouteBuilder() {

        public void configure() {
            from("direct:start").loadBalance().failover(IOException.class).to("direct:x", "direct:y", "direct:z");
            from("direct:x").to("mock:x").process(new Processor() {

                public void process(Exchange exchange) throws Exception {
                    // socket exception is an io exception
                    throw new CamelExchangeException("foo", exchange, new SocketException("Forced"));
                }
            });
            from("direct:y").to("mock:y").process(new Processor() {

                public void process(Exchange exchange) throws Exception {
                    throw new IOException("Forced");
                }
            });
            from("direct:z").to("mock:z");
        }
    };
}

Example 47 with SocketException

use of java.net.SocketException in project camel by apache.

the class DefaultExceptionPolicyStrategyTest method testClosetMatch3.

public void testClosetMatch3() {
    setupPolicies();
    OnExceptionDefinition result = strategy.getExceptionPolicy(policies, null, new ConnectException(""));
    assertEquals(type3, result);
    result = strategy.getExceptionPolicy(policies, null, new SocketException(""));
    assertEquals(type3, result);
    result = strategy.getExceptionPolicy(policies, null, new FileNotFoundException());
    assertEquals(type3, result);
}

Example 48 with SocketException

use of java.net.SocketException in project camel by apache.

the class HostUtils method getNetworkInterfaceAddresses.

/**
     * Returns a {@link Map} of {@link InetAddress} per {@link NetworkInterface}.
     */
public static Map<String, Set<InetAddress>> getNetworkInterfaceAddresses() {
    //JVM returns interfaces in a non-predictable order, so to make this more predictable
    //let's have them sort by interface name (by using a TreeMap).
    Map<String, Set<InetAddress>> interfaceAddressMap = new TreeMap<String, Set<InetAddress>>();
    try {
        Enumeration<NetworkInterface> ifaces = NetworkInterface.getNetworkInterfaces();
        while (ifaces.hasMoreElements()) {
            NetworkInterface iface = ifaces.nextElement();
            //We only care about usable non-loopback interfaces.
            if (iface.isUp() && !iface.isLoopback() && !iface.isPointToPoint()) {
                String name = iface.getName();
                Enumeration<InetAddress> ifaceAdresses = iface.getInetAddresses();
                while (ifaceAdresses.hasMoreElements()) {
                    InetAddress ia = ifaceAdresses.nextElement();
                    //We want to filter out mac addresses
                    if (!ia.isLoopbackAddress() && !ia.getHostAddress().contains(":")) {
                        Set<InetAddress> addresses = interfaceAddressMap.get(name);
                        if (addresses == null) {
                            addresses = new LinkedHashSet<InetAddress>();
                        }
                        addresses.add(ia);
                        interfaceAddressMap.put(name, addresses);
                    }
                }
            }
        }
    } catch (SocketException ex) {
    //noop
    }
    return interfaceAddressMap;
}

Example 49 with SocketException

use of java.net.SocketException in project Genius-Android by qiujuer.

the class DnsResolve method resolve.

/**
     * This resolve domain to ips
     *
     * @param domain    Domain Name
     * @param dnsServer DNS Server
     * @return IPs
     */
private ArrayList<String> resolve(String domain, InetAddress dnsServer) {
    // Pointer
    int pos = 12;
    // Cmd buffer
    byte[] sendBuffer = new byte[100];
    // Message head
    sendBuffer[0] = ID[0];
    sendBuffer[1] = ID[1];
    sendBuffer[2] = 0x01;
    sendBuffer[3] = 0x00;
    sendBuffer[4] = 0x00;
    sendBuffer[5] = 0x01;
    sendBuffer[6] = 0x00;
    sendBuffer[7] = 0x00;
    sendBuffer[8] = 0x00;
    sendBuffer[9] = 0x00;
    sendBuffer[10] = 0x00;
    sendBuffer[11] = 0x00;
    // Add domain
    String[] part = domain.split("\\.");
    for (String s : part) {
        if (s == null || s.length() <= 0)
            continue;
        int sLength = s.length();
        sendBuffer[pos++] = (byte) sLength;
        int i = 0;
        char[] val = s.toCharArray();
        while (i < sLength) {
            sendBuffer[pos++] = (byte) val[i++];
        }
    }
    // 0 end
    sendBuffer[pos++] = 0x00;
    sendBuffer[pos++] = 0x00;
    // 1 A record query
    sendBuffer[pos++] = 0x01;
    sendBuffer[pos++] = 0x00;
    // Internet record query
    sendBuffer[pos++] = 0x01;
    /**
         * UDP Send
         */
    DatagramSocket ds = null;
    byte[] receiveBuffer = null;
    try {
        ds = new DatagramSocket();
        ds.setSoTimeout(TIME_OUT);
        // Send
        DatagramPacket dp = new DatagramPacket(sendBuffer, pos, dnsServer, 53);
        ds.send(dp);
        // Receive
        dp = new DatagramPacket(new byte[512], 512);
        ds.receive(dp);
        // Copy
        int len = dp.getLength();
        receiveBuffer = new byte[len];
        System.arraycopy(dp.getData(), 0, receiveBuffer, 0, len);
    } catch (UnknownHostException e) {
        mError = Cmd.UNKNOWN_HOST_ERROR;
    } catch (SocketException e) {
        mError = Cmd.NETWORK_SOCKET_ERROR;
        e.printStackTrace();
    } catch (IOException e) {
        mError = Cmd.NETWORK_IO_ERROR;
        e.printStackTrace();
    } finally {
        if (ds != null) {
            try {
                ds.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
    // Check is return
    if (mError != Cmd.SUCCEED || receiveBuffer == null)
        return null;
    // ID
    if (receiveBuffer[0] != ID[0] || receiveBuffer[1] != ID[1] || (receiveBuffer[2] & 0x80) != 0x80)
        return null;
    // Count
    int queryCount = (receiveBuffer[4] << 8) | receiveBuffer[5];
    if (queryCount == 0)
        return null;
    int answerCount = (receiveBuffer[6] << 8) | receiveBuffer[7];
    if (answerCount == 0)
        return null;
    // Pointer restore
    pos = 12;
    // Skip the query part head
    for (int i = 0; i < queryCount; i++) {
        while (receiveBuffer[pos] != 0x00) {
            pos += receiveBuffer[pos] + 1;
        }
        pos += 5;
    }
    // Get ip form data
    ArrayList<String> iPs = new ArrayList<>();
    for (int i = 0; i < answerCount; i++) {
        if (receiveBuffer[pos] == (byte) 0xC0) {
            pos += 2;
        } else {
            while (receiveBuffer[pos] != (byte) 0x00) {
                pos += receiveBuffer[pos] + 1;
            }
            pos++;
        }
        byte queryType = (byte) (receiveBuffer[pos] << 8 | receiveBuffer[pos + 1]);
        pos += 8;
        int dataLength = (receiveBuffer[pos] << 8 | receiveBuffer[pos + 1]);
        pos += 2;
        // Add ip
        if (queryType == (byte) 0x01) {
            int[] address = new int[4];
            for (int n = 0; n < 4; n++) {
                address[n] = receiveBuffer[pos + n];
                if (address[n] < 0)
                    address[n] += 256;
            }
            iPs.add(String.format("%s.%s.%s.%S", address[0], address[1], address[2], address[3]));
        }
        pos += dataLength;
    }
    return iPs;
}

Example 50 with SocketException

use of java.net.SocketException in project Genius-Android by qiujuer.

the class Telnet method start.

@Override
public void start() {
    Socket socket = null;
    try {
        Long startTime = System.currentTimeMillis();
        socket = new Socket();
        try {
            socket.setSoTimeout(TIME_OUT);
        } catch (SocketException e) {
            e.printStackTrace();
        }
        socket.connect(new InetSocketAddress(mHost, mPort), TIME_OUT);
        if (isConnected = socket.isConnected())
            mDelay = System.currentTimeMillis() - startTime;
        else
            mError = Cmd.TCP_LINK_ERROR;
    } catch (UnknownHostException e) {
        mError = Cmd.UNKNOWN_HOST_ERROR;
    } catch (IOException e) {
        mError = Cmd.TCP_LINK_ERROR;
    } finally {
        if (socket != null) {
            try {
                socket.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}