Example usage for com.rabbitmq.client Channel queueBind

List of usage examples for com.rabbitmq.client Channel queueBind

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Introduction

In this page you can find the example usage for com.rabbitmq.client Channel queueBind.

Prototype

Queue.BindOk queueBind(String queue, String exchange, String routingKey) throws IOException;

Source Link

Document

Bind a queue to an exchange, with no extra arguments.

Usage

From source file:org.voltdb.bulkloader.RMQCSVReceive.java

License:Open Source License

public static void receiveMessages(RMQOptions rmqOpts, TestOptions testOpts, String[] args) throws IOException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost(rmqOpts.host);/*from w  w w.  j  av  a  2 s  . c om*/
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    if (rmqOpts.exchange != null) {
        if (rmqOpts.extype != null) {
            channel.exchangeDeclare(rmqOpts.exchange, rmqOpts.extype);
        }
        for (String bindingKey : rmqOpts.bindings) {
            channel.queueBind(rmqOpts.queue, rmqOpts.exchange, bindingKey);
        }
    }

    try {
        channel.queueDeclare(rmqOpts.queue, rmqOpts.persistent, false, false, null);
        System.out.println(" [*] Waiting for messages. To exit press CTRL+C");
        channel.basicQos(1);
        QueueingConsumer consumer = new QueueingConsumer(channel);
        channel.basicConsume(rmqOpts.queue, false, consumer);
        while (true) {
            QueueingConsumer.Delivery delivery = consumer.nextDelivery();
            String message = new String(delivery.getBody());
            channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            // Sleep 1 second for every trailing '.'.
            int dotCount = 0;
            for (int i = message.length() - 1; i >= 0; --i) {
                if (message.charAt(i) == '.') {
                    dotCount++;
                } else {
                    break;
                }
            }
            if (dotCount > 0) {
                message = message.substring(0, message.length() - dotCount);
            }
            System.out.printf(" [x] Received '%s'\n", message);
            Thread.sleep(dotCount * 1000);
        }
    } catch (ShutdownSignalException | ConsumerCancelledException | InterruptedException e) {
        e.printStackTrace();
    } finally {
        channel.close();
        connection.close();
    }
}

From source file:org.wso2.carbon.caching.invalidator.amqp.CacheInvalidationSubscriber.java

License:Open Source License

private void subscribe() {
    log.debug("Global cache invalidation: initializing the subscription");
    try {/*w  ww .  ja  v  a  2 s . com*/
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost(ConfigurationManager.getProviderUrl());
        int port = Integer.parseInt(ConfigurationManager.getProviderPort());
        factory.setPort(port);
        factory.setUsername(ConfigurationManager.getProviderUsername());
        factory.setPassword(ConfigurationManager.getProviderPassword());
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();
        channel.exchangeDeclare(ConfigurationManager.getTopicName(), "topic");
        String queueName = channel.queueDeclare().getQueue();
        channel.queueBind(queueName, ConfigurationManager.getTopicName(), "#");
        consumer = new QueueingConsumer(channel);
        channel.basicConsume(queueName, true, consumer);
        Thread reciever = new Thread(messageReciever);
        reciever.start();
        log.info("Global cache invalidation is online");
    } catch (Exception e) {
        log.error("Global cache invalidation: Error message broker initialization", e);
    }
}

From source file:org.wso2.carbon.event.adaptor.rabbitmq.output.RabbitMQOutputEventAdaptorType.java

License:Open Source License

/**
 * <pre>/*  w ww.  j  a v  a  2 s  .com*/
 * publish
 * <pre>
 * 
 * @param outputEventAdaptorMessageConfiguration
 * @param message
 * @param outputEventAdaptorConfiguration
 * @param tenantId
 * @see org.wso2.carbon.event.output.adaptor.core.AbstractOutputEventAdaptor#publish(org.wso2.carbon.event.output.adaptor.core.message.config.OutputEventAdaptorMessageConfiguration, java.lang.Object, org.wso2.carbon.event.output.adaptor.core.config.OutputEventAdaptorConfiguration, int)
 */
@Override
protected void publish(OutputEventAdaptorMessageConfiguration outputEventAdaptorMessageConfiguration,
        Object message, OutputEventAdaptorConfiguration outputEventAdaptorConfiguration, int tenantId) {

    LOGGER.debug("*** DEBUG RabbitMQOutputEventAdaptorType.publish()");

    try {
        Channel channel = getChannel(outputEventAdaptorConfiguration, tenantId);

        String queue = outputEventAdaptorMessageConfiguration.getOutputMessageProperties()
                .get(RabbitMQEventAdaptorConstants.ADAPTOR_RABBITMQ_QUEUE);

        boolean isExist = false;
        try {
            channel.queueDeclarePassive(queue);
            isExist = true;
        } catch (IOException e) {
            LOGGER.info("*** INFO : [" + queue + "] does not exist.");
        }

        if (!isExist) {
            String dlmExchangeName = "exchange_dlm";
            String routingKey = queue;

            if (!channel.isOpen()) {
                channel = getChannel(outputEventAdaptorConfiguration, tenantId);
            }

            /**
             *  Add configuration for DLM
             */
            Map<String, Object> arg = new HashMap<String, Object>();
            arg.put("x-dead-letter-exchange", dlmExchangeName);
            arg.put("x-dead-letter-routing-key", routingKey);

            /**
             *  Create a queue and binding with DLM
             */
            channel.queueDeclare(queue, true, false, false, arg);
            channel.queueBind(queue, dlmExchangeName, routingKey);
        }

        if (message instanceof String) {
            channel.basicPublish("", queue, MessageProperties.PERSISTENT_TEXT_PLAIN,
                    ((String) message).getBytes());
        } else {
            channel.basicPublish("", queue, MessageProperties.PERSISTENT_TEXT_PLAIN,
                    message.toString().getBytes());
        }
        LOGGER.debug("*** DEBUG: [x] Sent " + message.getClass() + " type, '" + message + "'");
    } catch (IOException e) {
        throw new AdaptorRuntimeException(e);
    }
}

From source file:pl.nask.hsn2.bus.rabbitmq.RbtUtils.java

License:Open Source License

/**
 * Creates single queue.//from  www . j  a v  a 2s.  com
 * 
 * @param channel Channel to create a queue.
 * @param queueName Name of the queue to be created.
 * @throws BusException Any problem will rise the exception.
 */
public static void createQueue(Channel channel, String servicesExchangeName, String queueName)
        throws BusException {
    try {
        channel.queueDeclare(queueName, false, false, false, null);
        channel.queueBind(queueName, servicesExchangeName, queueName);
    } catch (IOException e) {
        throw new BusException("Can not create queue: " + queueName, e);
    }
}

From source file:pl.nask.hsn2.bus.rabbitmq.RbtUtils.java

License:Open Source License

/**
 * Creates single queue./*from w w  w  . j  a  v  a 2s.co  m*/
 * 
 * @param connection Connection to Rabbit MQ server.
 * @param queueName Name of the queue to be created.
 * @throws BusException Any problem will rise the exception.
 */
public static void createQueue(Connection connection, String servicesExchangeName, String queueName)
        throws BusException {
    Channel channel = null;
    try {
        channel = createChannel(connection);
        channel.queueDeclare(queueName, false, false, false, null);
        channel.queueBind(queueName, servicesExchangeName, queueName);
    } catch (IOException e) {
        throw new BusException("Can not create queue: " + queueName, e);
    } finally {
        closeChannel(channel);
    }
}

From source file:pl.nask.hsn2.DataStoreActiveCleaner.java

License:Open Source License

/**
 * Initialize RabbitMQ connection./*from  w w w  .j ava2 s .co m*/
 *
 * @return RabbitMQ consumer.
 * @throws IOException
 *             When there's some connection issues.
 */
private QueueingConsumer initRabbitMqConnection() throws IOException {
    ConnectionFactory connFactory = new ConnectionFactory();
    connFactory.setHost(rbtHostName);
    rbtConnection = connFactory.newConnection();
    Channel channel = rbtConnection.createChannel();
    channel.exchangeDeclare(rbtNotifyExchName, "fanout");
    String queueName = channel.queueDeclare().getQueue();
    channel.queueBind(queueName, rbtNotifyExchName, "");
    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(queueName, AUTO_ACK, consumer);
    return consumer;
}

From source file:play.modules.rabbitmq.RabbitMQPlugin.java

License:Apache License

/**
 * Creates the channel.//from ww w . j  ava 2 s  .c  om
 * 
 * @param queue
 *            the queue
 * @return the channel
 * @throws Exception
 *             the exception
 */
public Channel createChannel(String queue, String routingKey) throws Exception {
    // Counter that keeps track of number of retries
    int attempts = 0;

    // Get Plugin
    RabbitMQPlugin plugin = Play.application().plugin(RabbitMQPlugin.class);

    // Create Channel
    Channel channel = this.createChannel();

    // Basic Qos
    if (RabbitMQPlugin.isBasicQos()) {
        int prefetchCount = 1;
        channel.basicQos(prefetchCount);
    }

    // Start Daemon
    while (true) {
        // Add to the number of retries
        attempts++;

        // Log Debug
        Logger.debug("Retry " + attempts);

        // Get Next Delivery Message
        try {
            // http://www.rabbitmq.com/api-guide.html
            // channel.exchangeDeclare(exchangeName, "direct", true);
            // String queueName = channel.queueDeclare().getQueue();
            // channel.queueBind(queueName, exchangeName, routingKey);

            channel.exchangeDeclare(queue, plugin.getExchangeType(), true);
            channel.queueDeclare(queue, plugin.isDurable(), false, false, null);
            channel.queueBind(queue, queue, routingKey);

            // Log Debug
            Logger.info("RabbitMQ Task Channel Available: " + channel);

            // Return Channel
            return channel;

        } catch (Throwable t) {
            // Log Debug
            Logger.error("Error establishing a connection to RabbitMQ, will keep retrying - Exception: %s",
                    ExceptionUtil.getStackTrace(t));

            // Sleep a little while before retrying
            try {
                Thread.sleep(1000 * 10);
            } catch (InterruptedException ex) {
            }
        }
    }
}

From source file:play.modules.rabbitmq.RabbitMQPlugin.java

License:Apache License

/**
    * Creates the channel for a subscriber to consume messages from an exchange
    * (Exchange is created.  Subscribers queue and binding by routing key are created)
    * /*w  w w .jav  a 2 s.  c o  m*/
    * @param exchangeName
    *            the exchange name
    * @param queue
    *            the queue
    * @param routingKey
    *            the routing key
    * @return the channel
    * @throws Exception
    *             the exception
    */
public Channel createSubscribersChannel(String exchangeName, String queue, String routingKey) throws Exception {
    // Counter that keeps track of number of retries
    int attempts = 0;

    // Get Plugin
    RabbitMQPlugin plugin = Play.application().plugin(RabbitMQPlugin.class);

    // Create Channel
    Channel channel = this.createChannel();

    // Basic Qos
    if (RabbitMQPlugin.isBasicQos()) {
        int prefetchCount = 1;
        channel.basicQos(prefetchCount);
    }

    // Start Daemon
    while (true) {
        // Add to the number of retries
        attempts++;

        // Log Debug
        Logger.debug("Retry " + attempts);

        // Get Next Delivery Message
        try {
            // http://www.rabbitmq.com/api-guide.html
            channel.exchangeDeclare(exchangeName, plugin.getExchangeType(), true);
            channel.queueDeclare(queue, plugin.isDurable(), false, false, null);
            channel.queueBind(queue, exchangeName, routingKey);

            // Log Debug
            Logger.info("RabbitMQ Task Channel Available: " + channel);

            // Return Channel
            return channel;

        } catch (Throwable t) {
            // Log Debug
            Logger.error("Error establishing a connection to RabbitMQ, will keep retrying - Exception: %s",
                    ExceptionUtil.getStackTrace(t));

            // Sleep a little while before retrying
            try {
                Thread.sleep(1000 * 10);
            } catch (InterruptedException ex) {
            }
        }
    }
}

From source file:pro.foundev.examples.spark_streaming.java.interactive.querybasedconsumer.QueryConsumer.java

License:Apache License

public void run() {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Cluster cluster = Cluster.builder().addContactPoint("127.0.0.1").build();
    final Session session = cluster.connect();
    session.execute(String.format("CREATE TABLE IF NOT EXISTS tester.warningsrdd (ssn text, "
            + "batchStartTime bigint, id uuid, amount decimal, rule text, PRIMARY KEY(batchStartTime, id))"));
    final PreparedStatement preparedStatement = session
            .prepare("SELECT * FROM tester.warningsrdd where batchStartTime = ?");
    try {/*from w  ww  . j  a  va  2 s . co  m*/
        Connection connection = factory.newConnection();
        final Channel channel = connection.createChannel();
        final String queue = channel.queueDeclare().getQueue();
        channel.queueBind(queue, EXCHANGE_NAME, "");

        final Consumer consumer = new DefaultConsumer(channel) {
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                    byte[] body) throws IOException {
                String message = new String(body);
                long batchStartTime = Long.parseLong(message);
                System.out.println("Writing batch with start time of " + new Date(batchStartTime));
                ResultSet warningsResultSet = session.execute(preparedStatement.bind(batchStartTime));
                int count = 0;
                for (Row warning : warningsResultSet) {
                    count += 1;
                    BigDecimal decimal = warning.getDecimal("amount");
                    UUID id = warning.getUUID("id");
                    String ssn = warning.getString("ssn");
                    String rule = warning.getString("rule");
                    Warning warningObj = new Warning();
                    warningObj.setAmount(decimal);
                    warningObj.setId(id);
                    warningObj.setSsn(ssn);
                    warningObj.setRule(rule);
                    notifyUI(warningObj);
                }
                System.out.println("Batch with start time of " + new Date(batchStartTime) + " Complete with "
                        + count + " items.");
            }
        };
        channel.basicConsume(queue, true, consumer);
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:pt.ua.ies.ControllerView.java

@PostConstruct
public void init() {
    System.out.println("init");
    recive = "";/*w  w w  .j  a v a  2 s  .  c o  m*/
    reciveBeforeRefresh = recive;
    try {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");

        connection = factory.newConnection();
        Channel channel = connection.createChannel();

        channel.exchangeDeclare(DisplayMessage.EXCHANGE_NAME, "fanout");
        String queueName = channel.queueDeclare().getQueue();
        channel.queueBind(queueName, DisplayMessage.EXCHANGE_NAME, "");

        MessageConsumer m = new MessageConsumer(channel, this);

        channel.basicConsume(queueName, true, m);
    } catch (Exception ex) {
        Logger.getLogger(ControllerView.class.getName()).log(Level.SEVERE, null, ex);
    }
}