Example usage for com.rabbitmq.client ConnectionFactory newConnection

Introduction

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

Prototype

public Connection newConnection() throws IOException, TimeoutException 

Source Link

Document

Create a new broker connection.

Usage

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

License:Open Source License

public static void main(String[] argv) {
    Connection connection = null;
    Channel channel = null;/*  ww w  . jav a  2s. 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.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);//w ww.  ja  va  2s.  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;
}

---

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 w  w.j av  a2s .c  om
    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());

}

---

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   w  w w  . j  a va 2s  . c om*/
}

---

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);/*from www  .  j  av a 2 s .c  o 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;
}

---

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

public static void sendMessage(String message) throws IOException {
    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(TASK_QUEUE_NAME, true, false, false, null);

    channel.basicPublish("", TASK_QUEUE_NAME, MessageProperties.PERSISTENT_TEXT_PLAIN, message.getBytes());

    channel.close();/*  w  ww .j  a v  a 2 s. c  om*/
    connection.close();
}

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From source file:dk.normalizer.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);//from ww w .  ja  v  a 2 s  .  c  om

    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;
}

---

From source file:dreamteamjson.DreamTeamJSON.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException//  w  w w . j  a  v a2  s . c om
 */
public static void main(String[] args) throws IOException {

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    factory.setUsername("Dreamteam");
    factory.setPassword("bastian");
    Connection connection = factory.newConnection();
    Channel listeningChannel = connection.createChannel();
    Channel sendingChannel = connection.createChannel();

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

    Consumer consumer = new DefaultConsumer(listeningChannel) {
        @Override
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                byte[] body) throws IOException {
            message = new String(body, "UTF-8");
            System.out.println(" [x] Received '" + message + "'");

            Message m = gson.fromJson(message, Message.class);
            System.out.println(m.toString());

            double interestRate = 14;

            if (m.creditScore > 600) {
                interestRate -= 4.5;
            } else if (m.creditScore < 601 && m.creditScore > 500) {
                interestRate -= 2.7;
            } else if (m.creditScore < 501 && m.creditScore > 400) {
                interestRate -= 0.9;
            }

            int durationCut = m.loanDuration / 360;

            interestRate -= (durationCut * 0.18);

            double amountCut = m.loanAmount / 100000;

            interestRate -= (amountCut * 0.18);

            // Insert bank logic

            String loanResponse = "{\"interestRate\":" + interestRate + ",\"ssn\":" + m.ssn + "}";

            sendingChannel.queueDeclare(SENDING_QUEUE_NAME, false, false, false, null);
            sendingChannel.basicPublish("", SENDING_QUEUE_NAME, null, loanResponse.getBytes());
        }
    };
    listeningChannel.basicConsume(LISTENING_QUEUE_NAME, true, consumer);

}

---

From source file:dreamteamxmltranslator.Translator.java

public static void main(String[] args) throws IOException {

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

    channel.queueDeclare(LISTENING_QUEUE_NAME, false, false, false, null);
    channel.queueBind(LISTENING_QUEUE_NAME, EXCHANGE_NAME, "DreamTeamBankXML");

    System.out.println(" [*] Waiting for messages. To exit press CTRL+C");

    Consumer consumer = new DefaultConsumer(channel) {
        @Override/*from   www  . j av a  2  s.  c  o  m*/
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                byte[] body) throws IOException {
            try {
                message = new String(body, "UTF-8");
                System.out.println(" [x] Received '" + message + "'");

                String[] arr = message.split(",");
                tester(arr);
            } catch (IOException_Exception ex) {
                Logger.getLogger(Translator.class.getName()).log(Level.SEVERE, null, ex);
            }

        }
    };
    channel.basicConsume(LISTENING_QUEUE_NAME, true, consumer);

}

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