Example usage for com.rabbitmq.client Channel queueDeclare

Introduction

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

Prototype

Queue.DeclareOk queueDeclare(String queue, boolean durable, boolean exclusive, boolean autoDelete,
        Map<String, Object> arguments) throws IOException;

Source Link

Document

Declare a queue

Usage

From source file:com.service.OperationFacadeREST.java

@POST
@Override//w w w.  ja  v  a  2 s. co  m
@Consumes({ MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON })
public void create(Operation entity) {
    if (!entity.getState().equals("waiting")) {
        super.create(entity);
        return;
    }
    if (entity.getOperationType())//venda
    {
        ArrayList<ClientStock> l = new ArrayList<>(getEntityManager()
                .find(Client.class, entity.getFkOwnerId().getClientId()).getClientStockCollection());
        Boolean fail = false;
        for (int i = 0; i < l.size(); i++) {
            if (l.get(i).getStock().equals(entity.getFkStockId())) {
                if (l.get(i).getQuantity() < entity.getQuantity())
                    return;
                l.get(i).setQuantity(l.get(i).getQuantity() - entity.getQuantity());
                getEntityManager().persist(l.get(i));
                entity.getFkOwnerId().setClientStockCollection(l);

                entity.setCreationDate(Date.from(Instant.now()));
                super.create(entity);
            }
        }
        if (fail)
            return;
    } else {
        entity.setCreationDate(Date.from(Instant.now()));
        if (entity.getFkStockId().getQuantity() > entity.getQuantity()) {

            System.out.println("yes");
            super.create(entity);
        } else {
            return;
        }
    }

    try {

        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();

        channel.queueDeclare("hello", false, false, false, null);
        System.out.println(super.findAll().get(super.findAll().size() - 1).getOperationId() + ","
                + entity.getFkOwnerId().getName() + "," + entity.getFkStockId().getName() + ","
                + entity.getQuantity());

        String message = super.findAll().get(super.findAll().size() - 1).getOperationId() + ","
                + entity.getFkOwnerId().getName() + "," + entity.getFkStockId().getName() + ","
                + entity.getQuantity();
        channel.basicPublish("", "hello", null, message.getBytes());
        System.out.println(" [x] Sent '" + message + "'");
        channel.close();
        connection.close();
    } catch (IOException ex) {
        Logger.getLogger(ClientFacadeREST.class.getName()).log(Level.SEVERE, null, ex);
    } catch (TimeoutException ex) {
        Logger.getLogger(ClientFacadeREST.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:com.shopwiki.roger.QueueUtil.java

License:Apache License

private static DeclareOk declareQueue(Channel channel, String queueName, boolean durable, boolean exclusive,
        boolean autoDelete, Map<String, Object> args) throws IOException {
    if (args == null) {
        args = Collections.emptyMap();
    }/*from  w  w  w.jav  a 2  s.com*/
    return channel.queueDeclare(queueName, durable, exclusive, autoDelete, args);
}

---

From source file:com.sitewhere.protobuf.test.ActiveMQTests.java

License:Open Source License

@Test
public void doRabbitMQTest() throws Exception {
    String exchangeName = "sitewhere";
    String queueName = "SITEWHERE.IN";
    String routingKey = "sitewhere";

    ConnectionFactory factory = new ConnectionFactory();
    factory.setUri("amqp://localhost:5672/SITEWHERE.IN");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(exchangeName, "direct", true);
    channel.queueDeclare(queueName, true, false, false, null);
    channel.queueBind(queueName, exchangeName, routingKey);

    byte[] messageBodyBytes = generateEncodedMeasurementsMessage();
    channel.basicPublish(exchangeName, routingKey, null, messageBodyBytes);

    channel.close();//  ww w  .  j  av  a  2s.  c  o  m
    connection.close();
}

---

From source file:com.sitewhere.sources.ActiveMQTests.java

License:Open Source License

@Test
public void doRabbitMQTest() throws Exception {
    String exchangeName = "sitewhere";
    String queueName = "sitewhere.input";
    String routingKey = "sitewhere";

    ConnectionFactory factory = new ConnectionFactory();
    factory.setUri("amqp://localhost:5672");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(exchangeName, "direct", true);
    channel.queueDeclare(queueName, true, false, false, null);
    channel.queueBind(queueName, exchangeName, routingKey);

    byte[] messageBodyBytes = EventsHelper.generateEncodedMeasurementsMessage(HARDWARE_ID);
    channel.basicPublish(exchangeName, routingKey, null, messageBodyBytes);

    channel.close();/*w w  w.  j  a v  a2  s.  c  o m*/
    connection.close();
}

---

From source file:com.streamsets.pipeline.lib.rabbitmq.common.RabbitUtil.java

License:Apache License

private static void initRabbitConf(Channel channel, BaseRabbitConfigBean conf) throws IOException {
    // Channel is always bound to the default exchange. When specified, we must declare the exchange.
    for (RabbitExchangeConfigBean exchange : conf.exchanges) {
        channel.exchangeDeclare(exchange.name, exchange.type.getValue(), exchange.durable, exchange.autoDelete,
                exchange.declarationProperties);
    }// www  .j  ava 2 s .co  m

    channel.queueDeclare(conf.queue.name, conf.queue.durable, conf.queue.exclusive, conf.queue.autoDelete,
            conf.queue.properties);

    for (RabbitExchangeConfigBean exchange : conf.exchanges) {
        bindQueue(channel, conf, exchange);
    }
}

---

From source file:com.trivago.mail.pigeon.web.data.process.QueueNewsletter.java

License:Apache License

private void queueNewsletter(Mail mail, Sender sender, Recipient recipient, Campaign campaign) {
    Connection conn = ConnectionPool.getConnection();
    Channel channel = null;
    MailTransport transport = templateProcessor.processMail(mail, recipient, sender, campaign);

    if (transport == null) {
        log.warn(// w ww . j a v  a  2  s  .  c  om
                "Template processor returned null instead of a mail transport object. This is probably a bug!");
        return;
    }

    if (transport.shouldAbortSending() && !transport.shouldEnforceSending()) {
        log.info("Skipped mail to " + transport.getTo() + " because transport aborted sending.");
        return;
    }

    String json = JSON.defaultJSON().forValue(transport);

    try {
        channel = conn.createChannel();
        channel.exchangeDeclare("mailpidgeon", "direct", true);
        channel.queueDeclare(channelName, true, false, false, null);
        channel.queueBind(channelName, "mailpidgeon", "mailpidgeon");

        byte[] messageBodyBytes = json.getBytes();
        channel.basicPublish("mailpidgeon", "mailpidgeon", null, messageBodyBytes);

    } catch (IOException e) {
        log.error(e);
    } finally {
        if (channel != null) {
            try {
                channel.close();
            } catch (IOException e) {
                log.error("Could not close channel", e);
            }
        }
    }
}

---

From source file:com.UseCaseSimpleConsumer.java

License:Open Source License

public static void main(String[] argv) throws java.io.IOException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    try {//  w  w w.  ja va 2s. c  o  m
        channel.exchangeDeclarePassive(EXCHANGE_NAME);
    } catch (java.io.IOException e) {
        if (!channel.isOpen())
            channel = connection.createChannel();
        channel.exchangeDeclare(EXCHANGE_NAME, "direct");
    }
    try {
        channel.queueDeclarePassive(ROUTE_KEY);
    } catch (java.io.IOException e) {
        if (!channel.isOpen())
            channel = connection.createChannel();
        channel.queueDeclare(ROUTE_KEY, false, false, false, null);
    }

    channel.queueBind(ROUTE_KEY, EXCHANGE_NAME, ROUTE_KEY);

    String param = "IBM";
    String msg = "<m:placeOrder xmlns:m=\"http://services.samples\">\n" + "    <m:order>\n"
            + "        <m:price>" + getRandom(100, 0.9, true) + "</m:price>\n" + "        <m:quantity>"
            + (int) getRandom(10000, 1.0, true) + "</m:quantity>\n" + "        <m:symbol>" + param
            + "</m:symbol>\n" + "    </m:order>\n" + "</m:placeOrder>";

    channel.basicPublish(EXCHANGE_NAME, ROUTE_KEY,
            new AMQP.BasicProperties.Builder().contentType("text/plain").build(), msg.getBytes());
    System.out.println(" [x] Sent '" + msg + "'");
    channel.close();
    connection.close();
}

---

From source file:com.UseCaseSimpleProducer.java

License:Open Source License

public static void main(String[] argv) throws java.io.IOException, InterruptedException {

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    try {//w w  w  .  j  a  v a 2s  .c o  m
        channel.exchangeDeclarePassive(EXCHANGE_NAME);
    } catch (java.io.IOException e) {
        channel.exchangeDeclare(EXCHANGE_NAME, "direct");
    }

    try {
        channel.queueDeclarePassive(QUEUE_NAME);
    } catch (java.io.IOException e) {
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    }
    channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, QUEUE_NAME);

    System.out.println(" [*] Waiting for messages. To exit press CTRL+C");
    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(QUEUE_NAME, true, consumer);

    while (true) {
        QueueingConsumer.Delivery delivery = consumer.nextDelivery();
        String message = new String(delivery.getBody());
        System.out.println(" [x] Received '" + message + "'");
    }
}

---

From source file:com.vmware.bdd.utils.RabbitMQConsumer.java

License:Open Source License

/**
 * Receive and process each message until the listener indicating. A new
 * queue will be created when start and will be deleted when stopping
 * receiving message.//from  w  w  w .  java2 s.c  om
 * 
 * FIXME Is it a best practice to create one queue for one task? Or we should
 * create one thread to handle all messages?
 * 
 * @param listener
 *           message processor callback
 * @throws IOException
 */
public void processMessage(MessageListener listener) throws IOException {
    ConnectionFactory factory = new ConnectionFactory();
    if (username != null && !username.equals("")) {
        factory.setUsername(username);
        factory.setPassword(password);
    }
    factory.setVirtualHost("/");
    factory.setHost(host);
    factory.setPort(port);

    Connection conn = factory.newConnection();
    Channel channel = conn.createChannel();

    /**
     * make exchange and queue non-durable
     */
    channel.exchangeDeclare(exchangeName, "direct", true);
    if (!getQueue) {
        channel.queueDeclare(queueName, false, true, true, null);
    } else {
        queueName = channel.queueDeclare().getQueue();
    }
    channel.queueBind(queueName, exchangeName, routingKey);

    boolean noAck = false;
    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(queueName, noAck, consumer);

    while (true) {
        QueueingConsumer.Delivery delivery;
        try {
            delivery = consumer.nextDelivery(mqRecvTimeoutMs);
        } catch (InterruptedException e) {
            logger.warn("message consumer interrupted", e);
            continue;
        }

        if (delivery == null) {
            logger.debug("timeout, no message received");
            if (stopping && new Date().after(mqExpireTime)) {
                logger.error("stop receiving messages without normal termination");
                break;
            }
            continue;
        }

        String message = new String(delivery.getBody());
        if (graceStopping) {
            extendExpirationTime();
        }

        logger.info("message received: " + message);
        try {
            if (!listener.onMessage(message)) {
                logger.info("stop receiving messages normally");
                break;
            }
        } catch (Throwable t) {
            logger.error("calling message listener failed", t);
            // discard and continue in non-debug mode
            AuAssert.unreachable();
        }
        channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
    }

    try {
        channel.queueDelete(queueName);
    } catch (AlreadyClosedException e) {
        logger.error("failed to delete queue: " + queueName, e);
    }

    try {
        channel.close();
    } catch (AlreadyClosedException e) {
        logger.error("failed to close channel, queue: " + queueName, e);
    }

    try {
        conn.close();
    } catch (AlreadyClosedException e) {
        logger.error("failed to close connection, queue: " + queueName, e);
    }
}

---

From source file:com.wakkir.rabbitmq.basic.Reciever.java

public static void main(String[] argv) throws Exception {

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    System.out.println(" [*] Waiting for messages. To exit press CTRL+C");

    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(QUEUE_NAME, true, consumer);

    while (true) {
        QueueingConsumer.Delivery delivery = consumer.nextDelivery();
        String message = new String(delivery.getBody(), "UTF-8");
        System.out.println(" [x] Received '" + message + "'");
    }/*  w  w  w  .ja  v a  2  s. co m*/
}

---

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