Example usage for java.nio.channels ServerSocketChannel open

Introduction

In this page you can find the example usage for java.nio.channels ServerSocketChannel open.

Prototype

public static ServerSocketChannel open() throws IOException 

Source Link

Document

Opens a server-socket channel.

Usage

From source file:gridool.util.xfer.TransferServer.java

public TransferServer(@Nonnull ExecutorService execPool, @CheckForNull TransferRequestListener handler) {
    if (handler == null) {
        throw new IllegalArgumentException();
    }// w w  w . j  a  v a  2 s  .com
    this.execPool = execPool;
    this.handler = handler;
    try {
        this.serverChannel = ServerSocketChannel.open();
    } catch (IOException e) {
        LOG.error(e);
        throw new IllegalStateException(e);
    }
}

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From source file:org.springframework.boot.devtools.tunnel.client.TunnelClient.java

/**
 * Start the client and accept incoming connections on the port.
 * @throws IOException in case of I/O errors
 *///from   ww  w  .  jav a 2  s  .  c om
public synchronized void start() throws IOException {
    Assert.state(this.serverThread == null, "Server already started");
    ServerSocketChannel serverSocketChannel = ServerSocketChannel.open();
    serverSocketChannel.socket().bind(new InetSocketAddress(this.listenPort));
    logger.trace("Listening for TCP traffic to tunnel on port " + this.listenPort);
    this.serverThread = new ServerThread(serverSocketChannel);
    this.serverThread.start();
}

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From source file:gridool.communication.transport.nio.GridNioServer.java

private static Selector createSelector(int port) throws IOException {
    final Selector selector = SelectorProvider.provider().openSelector();

    ServerSocketChannel serverChannel = ServerSocketChannel.open();
    serverChannel.configureBlocking(false);

    ServerSocket servSocket = serverChannel.socket();
    servSocket.setReuseAddress(true);/*  www  . j a  v  a 2 s .c  o  m*/
    servSocket.bind(new InetSocketAddress(port));

    serverChannel.register(selector, SelectionKey.OP_ACCEPT);

    if (LOG.isInfoEnabled()) {
        LOG.info("GridNioServer is started at port: " + port);
    }
    return selector;
}

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From source file:net.timewalker.ffmq4.listeners.tcp.nio.NIOTcpListener.java

private void initServerSocket() throws JMSException {
    try {/*from w  ww.j  av a 2s .  c o  m*/
        serverSocketChannel = ServerSocketChannel.open();
        serverSocketChannel.configureBlocking(false);
        serverSocketChannel.socket().setReuseAddress(true);

        int tcpBackLog = settings.getIntProperty(FFMQServerSettings.LISTENER_TCP_BACK_LOG,
                DEFAULT_TCP_BACK_LOG);

        InetAddress bindAddress = getBindAddress();
        InetSocketAddress isa = new InetSocketAddress(bindAddress, listenPort);
        serverSocketChannel.socket().bind(isa, tcpBackLog);
    } catch (Exception e) {
        throw new FFMQException("Could not configure server socket", "NETWORK_ERROR", e);
    }
}

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From source file:org.apache.james.mpt.DiscardProtocol.java

/**
 * Starts serving./*w w w. j a  v  a2s.  c o  m*/
 * @throws IOException when connection fails
 * @throws IllegalStateException when already started
 */
public void start() throws IOException {
    synchronized (queue) {
        if (socket == null) {
            socket = ServerSocketChannel.open();
            socket.socket().bind(new InetSocketAddress(port));
            // only going to record a single conversation
            socket.configureBlocking(false);

            final Thread socketMonitorThread = new Thread(new SocketMonitor());
            socketMonitorThread.start();

        } else {
            throw new IllegalStateException("Already started");
        }
    }
}

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From source file:oz.hadoop.yarn.api.net.AbstractSocketHandler.java

/**
 * //  www . j av a 2 s. co m
 * @param address
 * @param server
 */
public AbstractSocketHandler(InetSocketAddress address, boolean server, Runnable onDisconnectTask) {
    Assert.notNull(address);
    this.onDisconnectTask = onDisconnectTask;
    this.address = address;
    this.executor = Executors.newCachedThreadPool();
    this.listenerTask = new ListenerTask();
    this.readingBuffer = ByteBuffer.allocate(16384);
    this.bufferPoll = new ByteBufferPool();
    try {
        this.rootChannel = server ? ServerSocketChannel.open() : SocketChannel.open();
        if (logger.isDebugEnabled()) {
            logger.debug("Created instance of " + this.getClass().getSimpleName());
        }
    } catch (Exception e) {
        throw new IllegalStateException("Failed to create an instance of the ApplicationContainerClient", e);
    }
    this.thisClass = this.getClass();
    this.lifeCycleLatch = new CountDownLatch(1);
}

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From source file:com.verisign.storm.metrics.GraphiteMetricsConsumerTest.java

@BeforeClass
private void setupTestFixtures() {
    try {/*from   w  w w .  j  ava 2 s  .  c  o m*/
        testGraphiteServerSocketAddr = new InetSocketAddress(testGraphiteHost, testGraphitePort);
        testGraphiteServer = ServerSocketChannel.open();
        testGraphiteServer.socket().bind(testGraphiteServerSocketAddr);
        testGraphiteServer.configureBlocking(false);
    } catch (IOException e) {
        LOG.error("Failed to open Graphite server at {}:{}", testGraphiteHost, testGraphitePort);
    }
}

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From source file:uk.ac.horizon.ubihelper.j2se.Server.java

public void init(InetAddress address, int port) {
    protocol = new MyProtocolManager();
    peerConnectionListener = new ProtocolManager.ClientConnectionListener(protocol);
    // create channels
    // create server socket
    try {/*from  ww w .j  a v a2 s .c  om*/
        serverSocketChannel = ServerSocketChannel.open();
        ServerSocket ss = serverSocketChannel.socket();
        ss.bind(new InetSocketAddress(InetAddress.getByName("0.0.0.0"), port));
        serverPort = ss.getLocalPort();
        logger.info("Open server socket on port " + serverPort);
        serverSocketChannel.configureBlocking(false);
    } catch (IOException e) {
        logger.severe("Error opening ServerSocketChannel: " + e.getMessage());
        failed = true;
        return;
    }
    try {
        selector = new PeerConnectionScheduler(serverSocketChannel);
        selector.setListener(selectorListener);
        selector.start();
    } catch (IOException e) {
        logger.severe("Error starting Selector: " + e.getMessage());
        failed = true;
        return;
    }
    // create and advertise with DnsServer
    dns = new DnsServer();
    NetworkInterface ni = null;
    try {
        ni = NetworkInterface.getByInetAddress(address);//DnsClient.getFirstActiveInterface();
    } catch (Exception e) {
        logger.severe("Could not get NetworkInterface for " + address + ": " + e);
    }
    dns.setNeworkInterface(ni);
    InetAddress ip = getInetAddress(ni);
    logger.info("Binding for multicast to " + ip.getHostAddress());

    id = ip.getHostAddress() + ":" + serverPort;

    String servicename = DnsUtils.getServiceDiscoveryName();
    String name = ip.getHostAddress();
    SrvData srv = new SrvData(1, 1, serverPort, name);
    logger.info("Discoverable " + name + " as " + servicename);
    dns.add(new DnsProtocol.RR(servicename, DnsProtocol.TYPE_SRV, DnsProtocol.CLASS_IN, DEFAULT_TTL,
            DnsProtocol.srvToData(srv)));

    String instancename = "Server on " + ip;
    logger.info("Discoverable as " + instancename + " " + servicename);
    DnsProtocol.RR ptrRR = new DnsProtocol.RR(servicename, DnsProtocol.TYPE_PTR, DnsProtocol.CLASS_IN,
            DEFAULT_TTL, DnsProtocol.ptrToData(instancename, servicename));
    dns.add(ptrRR);

    dns.start();
}

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From source file:org.apache.hadoop.hdfs.server.datanode.SecureDataNodeStarter.java

@Override
public void init(DaemonContext context) throws Exception {
    System.err.println("Initializing secure datanode resources");
    // We should only start up a secure datanode in a Kerberos-secured cluster
    Configuration conf = new Configuration(); // Skip UGI method to not log in
    if (!conf.get(HADOOP_SECURITY_AUTHENTICATION).equals("kerberos"))
        throw new RuntimeException("Cannot start secure datanode in unsecure cluster");

    // Stash command-line arguments for regular datanode
    args = context.getArguments();//from   w  w  w .j  av a2  s . c o  m

    // Obtain secure port for data streaming to datanode
    InetSocketAddress socAddr = DataNode.getStreamingAddr(conf);
    int socketWriteTimeout = conf.getInt("dfs.datanode.socket.write.timeout", HdfsConstants.WRITE_TIMEOUT);

    ServerSocket ss = (socketWriteTimeout > 0) ? ServerSocketChannel.open().socket() : new ServerSocket();
    ss.bind(socAddr, 0);

    // Check that we got the port we need
    if (ss.getLocalPort() != socAddr.getPort())
        throw new RuntimeException("Unable to bind on specified streaming port in secure " + "context. Needed "
                + socAddr.getPort() + ", got " + ss.getLocalPort());

    // Obtain secure listener for web server
    SelectChannelConnector listener = (SelectChannelConnector) HttpServer.createDefaultChannelConnector();
    InetSocketAddress infoSocAddr = DataNode.getInfoAddr(conf);
    listener.setHost(infoSocAddr.getHostName());
    listener.setPort(infoSocAddr.getPort());
    // Open listener here in order to bind to port as root
    listener.open();
    if (listener.getPort() != infoSocAddr.getPort())
        throw new RuntimeException("Unable to bind on specified info port in secure " + "context. Needed "
                + socAddr.getPort() + ", got " + ss.getLocalPort());

    if (ss.getLocalPort() >= 1023 || listener.getPort() >= 1023)
        throw new RuntimeException(
                "Cannot start secure datanode on non-privileged " + " ports. (streaming port = " + ss
                        + " ) (http listener port = " + listener.getConnection() + "). Exiting.");

    System.err.println("Successfully obtained privileged resources (streaming port = " + ss
            + " ) (http listener port = " + listener.getConnection() + ")");

    resources = new SecureResources(ss, listener);
}

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From source file:com.navjagpal.fileshare.WebServer.java

public WebServer(Context context, SharedPreferences sharedPreferences, SQLiteDatabase cookiesDatabase, int port)
        throws IOException {
    mPort = port;/*from  ww w. ja  v a2  s.co  m*/
    mServerSocketChannel = ServerSocketChannel.open();
    mServerSocketChannel.socket().setReuseAddress(true);
    mServerSocketChannel.socket().bind(new InetSocketAddress(mPort));
    mContext = context;
    mSharedPreferences = sharedPreferences;
    mCookiesDatabase = cookiesDatabase;
    deleteOldCookies();
}

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