Examples with Context org.zeromq.ZMQ.Context used on opensource projects

Example 26 with Context

use of org.zeromq.ZMQ.Context in project jeromq by zeromq.

the class TestZMQ method testByteBufferLarge.

@Test
public void testByteBufferLarge() throws InterruptedException, IOException, CharacterCodingException {
    int port = Utils.findOpenPort();
    ZMQ.Context context = ZMQ.context(1);
    int[] array = new int[2048 * 2000];
    for (int i = 0; i < array.length; ++i) {
        array[i] = i;
    }
    ByteBuffer bSend = ByteBuffer.allocate(Integer.SIZE / 8 * array.length).order(ByteOrder.nativeOrder());
    bSend.asIntBuffer().put(array);
    ByteBuffer bRec = ByteBuffer.allocate(bSend.capacity()).order(ByteOrder.nativeOrder());
    int[] recArray = new int[array.length];
    ZMQ.Socket push = null;
    ZMQ.Socket pull = null;
    try {
        push = context.socket(ZMQ.PUSH);
        pull = context.socket(ZMQ.PULL);
        pull.bind("tcp://*:" + port);
        push.connect("tcp://localhost:" + port);
        push.sendByteBuffer(bSend, 0);
        pull.recvByteBuffer(bRec, 0);
        bRec.flip();
        bRec.asIntBuffer().get(recArray);
        assertArrayEquals(array, recArray);
    } finally {
        try {
            push.close();
        } catch (Exception ignore) {
            ignore.printStackTrace();
        }
        try {
            pull.close();
        } catch (Exception ignore) {
            ignore.printStackTrace();
        }
        try {
            context.term();
        } catch (Exception ignore) {
            ignore.printStackTrace();
        }
    }
}

Example 27 with Context

use of org.zeromq.ZMQ.Context in project jeromq by zeromq.

the class TestZMQ method testEventConnectDelayed.

@Test
public void testEventConnectDelayed() throws IOException {
    Context context = ZMQ.context(1);
    ZMQ.Event event;
    Socket socket = context.socket(ZMQ.REP);
    Socket monitor = context.socket(ZMQ.PAIR);
    monitor.setReceiveTimeOut(100);
    assertTrue(socket.monitor("inproc://monitor.socket", ZMQ.EVENT_CONNECT_DELAYED));
    monitor.connect("inproc://monitor.socket");
    int randomPort = Utils.findOpenPort();
    socket.connect("tcp://127.0.0.1:" + randomPort);
    event = ZMQ.Event.recv(monitor);
    assertNotNull("No event was received", event);
    assertEquals(ZMQ.EVENT_CONNECT_DELAYED, event.getEvent());
    socket.close();
    monitor.close();
    context.term();
}

Example 28 with Context

use of org.zeromq.ZMQ.Context in project jeromq by zeromq.

the class TestZMQ method testEventClosed.

@Test
public void testEventClosed() {
    Context context = ZMQ.context(1);
    Socket monitor = context.socket(ZMQ.PAIR);
    try {
        ZMQ.Event event;
        Socket socket = context.socket(ZMQ.REP);
        monitor.setReceiveTimeOut(100);
        socket.bindToRandomPort("tcp://127.0.0.1");
        assertTrue(socket.monitor("inproc://monitor.socket", ZMQ.EVENT_CLOSED));
        monitor.connect("inproc://monitor.socket");
        socket.close();
        event = ZMQ.Event.recv(monitor);
        assertNotNull("No event was received", event);
        assertEquals(ZMQ.EVENT_CLOSED, event.getEvent());
    } finally {
        monitor.close();
        context.term();
    }
}

Example 29 with Context

use of org.zeromq.ZMQ.Context in project jeromq by zeromq.

the class TestZMQ method testEventDisconnected.

@Test
public void testEventDisconnected() {
    Context context = ZMQ.context(1);
    ZMQ.Event event;
    Socket socket = context.socket(ZMQ.REP);
    Socket monitor = context.socket(ZMQ.PAIR);
    Socket helper = context.socket(ZMQ.REQ);
    monitor.setReceiveTimeOut(100);
    int port = socket.bindToRandomPort("tcp://127.0.0.1");
    helper.connect("tcp://127.0.0.1:" + port);
    assertTrue(socket.monitor("inproc://monitor.socket", ZMQ.EVENT_DISCONNECTED));
    monitor.connect("inproc://monitor.socket");
    helper.close();
    event = ZMQ.Event.recv(monitor);
    assertNotNull("No event was received", event);
    assertEquals(ZMQ.EVENT_DISCONNECTED, event.getEvent());
    socket.close();
    monitor.close();
    context.term();
}

Example 30 with Context

use of org.zeromq.ZMQ.Context in project aion by aionnetwork.

the class ProtocolProcessor method run.

@Override
public void run() {
    LOG.info("Starting Aion Api Server <port={}>", cfgApi.getPort());
    String bindAddr = "tcp://" + cfgApi.getIp() + ":" + cfgApi.getPort();
    int msgTh = 5;
    try {
        // create context.
        Context ctx = ZMQ.context(1);
        // create router sock.
        Socket feSock = ctx.socket(ROUTER);
        if (cfgApi.isSecureConnectEnabledEnabled()) {
            // Currently the system will only load the first pair of the key files.
            loadCurveKeyPair();
            if (curveSecKey != null && curvePubKey != null) {
                feSock.setZAPDomain("global".getBytes());
                feSock.setCurveServer(true);
                feSock.setCurvePublicKey(curvePubKey);
                feSock.setCurveSecretKey(curveSecKey);
                LOG.info("Secure connection enabled!");
            } else {
                LOG.info("Can't find the keyfile for setup the connection. Secure connection disabled!");
            }
        } else {
            LOG.info("Secure connection disabled!");
        }
        feSock.setSndHWM(zmqHWM);
        feSock.bind(bindAddr);
        Socket wkSocks = ctx.socket(DEALER);
        wkSocks.bind(AION_ZMQ_WK_TH);
        Socket cbSock = ctx.socket(DEALER);
        cbSock.bind(AION_ZMQ_CB_TH);
        Socket evSock = ctx.socket(DEALER);
        evSock.bind(AION_ZMQ_EV_TH);
        Socket hbSock = ctx.socket(DEALER);
        hbSock.bind(AION_ZMQ_HB_TH);
        ExecutorService es = Executors.newFixedThreadPool(msgTh);
        es.execute(() -> callbackRun(ctx));
        es.execute(this::txWaitRun);
        es.execute(() -> eventRun(ctx));
        es.execute(() -> workerRun(ctx));
        es.execute(() -> hbRun(ctx));
        Proxy.proxy(feSock, wkSocks, cbSock, evSock, hbSock);
        if (LOG.isInfoEnabled()) {
            LOG.info("ProtocolProcessor.run thread finish.");
        }
        if (LOG.isInfoEnabled()) {
            LOG.info("Shutting down Zmq sockets...");
        }
        // Shutdown HdlrZmq
        ((HdlrZmq) handler).shutdown();
        // Shutdown ZmqSocket
        feSock.close();
        wkSocks.close();
        cbSock.close();
        evSock.close();
        hbSock.close();
        // Shutdown ExecutorService
        es.shutdown();
        ctx.close();
        if (LOG.isInfoEnabled()) {
            LOG.info("Shutdown Zmq sockets... Done!");
        }
    } catch (Exception e) {
        if (LOG.isErrorEnabled()) {
            LOG.error("ProtocolProcessor.run exception: " + e.getMessage());
        }
    }
}