Example usage for com.rabbitmq.client ConnectionFactory ConnectionFactory

Introduction

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

Prototype

ConnectionFactory

Source Link

Usage

From source file:dfki.sb.rabbitmqjava.RabbitMQObjectStreamClient.java

License:Open Source License

public RabbitMQObjectStreamClient() throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    connection = factory.newConnection();
    channel = connection.createChannel();

    replyQueueName = channel.queueDeclare().getQueue();
    consumer = new QueueingConsumer(channel);
    channel.basicConsume(replyQueueName, true, consumer);
}

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From source file:dfki.sb.rabbitmqjava.RabbitMQObjectStreamServer.java

License:Open Source License

public static void main(String[] argv) {
    Channel channel = null;//from   w  w  w. j a  v a  2 s. c om
    try {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        connection = factory.newConnection();
        channel = connection.createChannel();
        channel.queueDeclare(RPC_QUEUE_NAME, false, false, false, null);
        channel.basicQos(1);
        QueueingConsumer consumer = new QueueingConsumer(channel);
        channel.basicConsume(RPC_QUEUE_NAME, false, consumer);
        System.out.println("Starting server waiting for client requests:");
        processSendAndRecivePackets(consumer, channel);
        if (argv != null && argv.length > 0 && argv[0].equalsIgnoreCase("infinite")) {
            while (true) {
                System.out.println("Waiting for next client");
                processSendAndRecivePackets(consumer, channel);
            }
        }
    } catch (IOException | InterruptedException e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (IOException ignore) {
            }
        }
    }
}

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From source file:dfki.sb.rabbitmqjava.RabbitMQServer.java

License:Open Source License

public static void main(String[] argv) {
    Connection connection = null;
    Channel channel = null;//  w  w w. j a va 2  s  .c o m
    try {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        connection = factory.newConnection();
        channel = connection.createChannel();
        channel.queueDeclare(RPC_QUEUE_NAME, false, false, false, null);
        channel.basicQos(1);
        QueueingConsumer consumer = new QueueingConsumer(channel);
        channel.basicConsume(RPC_QUEUE_NAME, false, consumer);
        System.out.println("Starting server waiting for client requests:");
        while (true) {
            QueueingConsumer.Delivery delivery = consumer.nextDelivery();
            BasicProperties props = delivery.getProperties();
            BasicProperties replyProps = new BasicProperties.Builder().correlationId(props.getCorrelationId())
                    .build();
            DataInputStream dis = new DataInputStream(
                    new BufferedInputStream(new ByteArrayInputStream(delivery.getBody())));
            try {
                int type = dis.readInt();
                byte[] response;
                if (type == 2) {
                    response = handleMarketRequest(dis);
                } else {
                    response = handleQuoteRequest(dis);
                }
                channel.basicPublish("", props.getReplyTo(), replyProps, response);
                dis.close();
            } catch (IOException | ClassNotFoundException e) {
                System.out.println(" [.] " + e.toString());
            } finally {
                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }
        }
    } catch (IOException | InterruptedException | ShutdownSignalException | ConsumerCancelledException e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (IOException ignore) {
            }
        }
    }
}

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From source file:dk.au.cs.karibu.backend.rabbitmq.RabbitMQPollingConsumer.java

License:Apache License

@Override
public void openChannelAndSetRouting() throws IOException {
    theLogger.info(/* ww  w.j  a v  a2s. co m*/
            "openChannelAndSetRouting: Exchange:" + exchangeConfiguration + " Queue: " + queueConfiguration);
    ConnectionFactory factory = new ConnectionFactory();
    factory.setUsername(exchangeConfiguration.getUsername());
    factory.setPassword(exchangeConfiguration.getPassword());
    if (exchangeConfiguration.isSSLConnection()) {
        try {
            factory.useSslProtocol();
        } catch (KeyManagementException e) {
            String trace = ExceptionUtils.getStackTrace(e);
            theLogger.error("KeyMgtException: " + trace);
        } catch (NoSuchAlgorithmException e) {
            String trace = ExceptionUtils.getStackTrace(e);
            theLogger.error("NoSuchAlgoritmException: " + trace);
        }
    }
    connection = factory.newConnection(exchangeConfiguration.getServerAddressList());

    channel = connection.createChannel();
    channel.exchangeDeclare(exchangeConfiguration.getExchangeName(), exchangeConfiguration.getExchangeType(),
            exchangeConfiguration.isExchangeDurable());

    // 'RabbitMQ in Action' p 102 
    Map<String, Object> moreArguments = new HashMap<String, Object>();
    moreArguments.put("ha-mode", "all");
    moreArguments.put("x-ha-policy", "all");
    // TODO: find out why this does not work! 
    channel.queueDeclare(queueConfiguration.getQueueName(), queueConfiguration.isQueueDurable(),
            queueConfiguration.isQueueExclusive(), queueConfiguration.isQueueAutoDelete(), moreArguments);
    channel.queueBind(queueConfiguration.getQueueName(), exchangeConfiguration.getExchangeName(),
            queueConfiguration.getRoutingKey());

    consumer = new QueueingConsumer(channel);
    // Tell RabbitMQ to await acknowledgement before removing
    // msg from the queue. See http://www.rabbitmq.com/tutorials/tutorial-two-java.html
    boolean autoAck = false;
    channel.basicConsume(queueConfiguration.getQueueName(), autoAck, consumer);
    // Set the prefetch count to limit the amount of msg sent
    // to the daemons before they are acknowledged. Fixes a
    // bug that would induce an out-of-memory error in the
    // daemons during high transfer rates.
    // See http://www.rabbitmq.com/tutorials/tutorial-two-java.html 
    // in the 'fair dispatch' section
    int prefetchCount = 100; // ISSUE: what is the 'right' value here?
    channel.basicQos(prefetchCount);
}

---

From source file:dk.au.cs.karibu.producer.rabbitmq.RabbitChannelConnector.java

License:Apache License

@Override
public void openConnection() throws IOException {
    theLogger.info("openConnection: " + exchangeConfiguration);
    ConnectionFactory factory = new ConnectionFactory();
    factory.setUsername(exchangeConfiguration.getUsername());
    factory.setPassword(exchangeConfiguration.getPassword());
    if (exchangeConfiguration.isSSLConnection()) {
        try {/*from  ww w.j  ava 2s.c  om*/
            factory.useSslProtocol();
        } catch (KeyManagementException e) {
            theLogger.error("KeyManagementException: " + e.getLocalizedMessage());
        } catch (NoSuchAlgorithmException e) {
            theLogger.error("NoSuchAlgorithmException: " + e.getLocalizedMessage());
        }
    }
    connection = factory.newConnection(exchangeConfiguration.getServerAddressList());

    channel = connection.createChannel();
    channel.exchangeDeclare(exchangeConfiguration.getExchangeName(), exchangeConfiguration.getExchangeType(),
            exchangeConfiguration.isExchangeDurable());

    // The queue and the binding between queue and exchange is defined by the server side! 
}

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From source file:dk.bankjsonrabbit.messaging.Receive.java

public static HashMap<String, Object> setUpReceiver() throws java.io.IOException, TimeoutException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    factory.setUsername("student");
    factory.setPassword("cph");
    connection = factory.newConnection();
    channel = connection.createChannel();

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

    channel.basicQos(1);//from www .  jav  a 2  s  .  c o  m

    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(TASK_QUEUE_NAME, false, consumer);

    HashMap<String, Object> returnObjects = new HashMap<>();

    returnObjects.put("channel", channel);
    returnObjects.put("consumer", consumer);

    return returnObjects;
}

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From source file:dk.bankjsonrabbit.messaging.Send.java

public static void sendMessage(String message, BasicProperties props) throws IOException, TimeoutException {
    String taskQueueName = props.getReplyTo();

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    factory.setUsername("student");
    factory.setPassword("cph");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.queueDeclare(taskQueueName, true, false, false, null);

    channel.basicPublish("", taskQueueName, props, message.getBytes());

    channel.close();/*from   w ww  . j  ava2  s. c o  m*/
    connection.close();
}

---

From source file:dk.cphbusiness.group11.Translators.PoorBankWS.TranslatorPoorBankWS.java

private void parseAndProcessXmlMessage(String xmlMessage) throws Exception {
    DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = builderFactory.newDocumentBuilder();

    Document loanRequestXml = builder.parse(new ByteArrayInputStream(xmlMessage.getBytes()));
    XPath xPath = XPathFactory.newInstance().newXPath();
    Element loanDetailsElement = (Element) xPath.compile("/LoanDetails").evaluate(loanRequestXml,
            XPathConstants.NODE);
    String ssn = loanDetailsElement.getElementsByTagName("ssn").item(0).getTextContent();
    int creditScore = Integer
            .parseInt(loanDetailsElement.getElementsByTagName("creditScore").item(0).getTextContent());
    double loanAmount = Double
            .parseDouble(loanDetailsElement.getElementsByTagName("loanAmount").item(0).getTextContent());
    String temp = loanDetailsElement.getElementsByTagName("loanDurationInMonths").item(0).getTextContent();
    int loanDurationInMonths = Integer.parseInt(temp);

    PoorBankService_Service service = new PoorBankService_Service();
    PoorBankService port = service.getPoorBankServiceImplPort();
    PoorLoanResponsee result = port.poorLoan(ssn, creditScore, loanAmount, loanDurationInMonths);

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

    channel.exchangeDeclare(SENDING_QUEUE, "fanout");

    String xmlReturnMessage = "<LoanResponse>" + "<interestRate>" + result.getInterestRate()
            + "</interestRate> \n" + "   <ssn>" + result.getSsn() + "</ssn> \n" + "</LoanResponse>";
    channel.basicPublish(SENDING_QUEUE, "", null, xmlReturnMessage.getBytes());

}

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From source file:dk.cphbusiness.group11.Translators.PoorBankWS.TranslatorPoorBankWS.java

public void run() throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(RECEIVING_QUEUE, "fanout");
    String queueName = channel.queueDeclare(RECEIVING_QUEUE, false, false, false, null).getQueue();
    channel.queueBind(queueName, RECEIVING_QUEUE, "");
    System.out.println("Waiting for messages on queue: " + RECEIVING_QUEUE);

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

    while (this.isRunning) {
        QueueingConsumer.Delivery delivery = consumer.nextDelivery();
        String message = new String(delivery.getBody());

        System.out.println("Received '" + message + "'");

        this.parseAndProcessXmlMessage(message);
    }//from   www . j  a v  a 2s.  c  o  m
}

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From source file:dk.getcreditscore.messaging.Receive.java

public static HashMap<String, Object> setUpReceiver() throws java.io.IOException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    factory.setUsername("student");
    factory.setPassword("cph");
    connection = factory.newConnection();
    channel = connection.createChannel();

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

    channel.basicQos(1);/* ww w  . j a  v a2  s . co m*/

    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume(TASK_QUEUE_NAME, false, consumer);

    HashMap<String, Object> returnObjects = new HashMap<String, Object>();

    returnObjects.put("channel", channel);
    returnObjects.put("consumer", consumer);

    return returnObjects;
}

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