Example usage for com.rabbitmq.client Connection createChannel

List of usage examples for com.rabbitmq.client Connection createChannel

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Introduction

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

Prototype

Channel createChannel() throws IOException;

Source Link

Document

Create a new channel, using an internally allocated channel number.

Usage

From source file:eu.betaas.rabbitmq.subscriber.SubscriberService.java

License:Apache License

public void startService() {
    try {/*  w  ww  .j a  v a  2 s .c o m*/
        log.info("#Starting queue #");
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        Connection connection;
        log.info("#Starting #");
        connection = factory.newConnection();
        log.info("#Starting connection#");
        Channel channel = connection.createChannel();

        channel.exchangeDeclare(ename, mode);
        String queueName = channel.queueDeclare().getQueue();
        channel.queueBind(queueName, ename, bussubkey);
        log.info("#Starting connection on queue #");
        consumer = new QueueingConsumer(channel);
        channel.basicConsume(queueName, true, consumer);

        log.info("#Running #");
        run();

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (ShutdownSignalException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (ConsumerCancelledException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

From source file:gash.router.server.MessageServer.java

License:Apache License

public void createQueue() throws IOException, ShutdownSignalException, ConsumerCancelledException,
        InterruptedException, SQLException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.queueDeclare("inbound_queue", false, false, false, null);
    channel.basicQos(1);//from  w ww  .  j  av a  2s .  c o  m
    postgre = new PostgreSQL(url, username, password, dbname, ssl);
    QueueingConsumer consumer = new QueueingConsumer(channel);
    channel.basicConsume("inbound_queue", false, consumer);
    //       Map<String, byte[]> map = new HashMap<String, byte[]>();
    while (true) {
        QueueingConsumer.Delivery delivery = consumer.nextDelivery();
        BasicProperties props = delivery.getProperties();
        String request = props.getType();
        System.out.println(request);

        if (request != null) {
            if (request.equals("get")) {
                String key = new String(delivery.getBody());
                BasicProperties replyProps = new BasicProperties.Builder()
                        .correlationId(props.getCorrelationId()).build();
                byte[] image = postgre.get(key);
                channel.basicPublish("", props.getReplyTo(), replyProps, image);
                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }

            if (request.equals("put")) {
                byte[] image = delivery.getBody();
                postgre.put(props.getUserId(), image);
                BasicProperties replyProps = new BasicProperties.Builder()
                        .correlationId(props.getCorrelationId()).build();

                channel.basicPublish("", props.getReplyTo(), replyProps, image);
                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }
            if (request.equals("post")) {
                System.out.println("Message Server");
                String key = postgre.post(delivery.getBody());
                BasicProperties replyProps = new BasicProperties.Builder()
                        .correlationId(props.getCorrelationId()).build();

                channel.basicPublish("", props.getReplyTo(), replyProps, key.getBytes());
                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }
            if (request.equals("delete")) {
                String key = new String(delivery.getBody());
                postgre.delete(key);
            }

        }
    }
}

From source file:genqa.ExportRabbitMQVerifier.java

License:Open Source License

public void run() throws IOException, InterruptedException {
    final Connection connection = m_connFactory.newConnection();
    final Channel channel = connection.createChannel();

    try {//  ww  w .  j  a  v  a  2s. co m
        channel.exchangeDeclare(m_exchangeName, "topic", true);
        String dataQueue = channel.queueDeclare().getQueue();
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_PARTITIONED_TABLE.#");
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_PARTITIONED_TABLE2.#");
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_REPLICATED_TABLE.#");
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_PARTITIONED_TABLE_FOO.#");
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_PARTITIONED_TABLE2_FOO.#");
        channel.queueBind(dataQueue, m_exchangeName, "EXPORT_REPLICATED_TABLE_FOO.#");
        String doneQueue = channel.queueDeclare().getQueue();
        channel.queueBind(doneQueue, m_exchangeName, "EXPORT_DONE_TABLE.#");
        channel.queueBind(doneQueue, m_exchangeName, "EXPORT_DONE_TABLE_FOO.#");

        // Setup callback for data stream
        channel.basicConsume(dataQueue, false, createConsumer(channel));

        // Setup callback for the done message
        QueueingConsumer doneConsumer = new QueueingConsumer(channel);
        channel.basicConsume(doneQueue, true, doneConsumer);

        // Wait until the done message arrives, then verify count
        final QueueingConsumer.Delivery doneMsg = doneConsumer.nextDelivery();
        final long expectedRows = Long.parseLong(ExportOnServerVerifier.RoughCSVTokenizer
                .tokenize(new String(doneMsg.getBody(), Charsets.UTF_8))[6]);

        while (expectedRows > m_verifiedRows) {
            Thread.sleep(1000);
            System.err.println("Expected " + expectedRows + " " + m_verifiedRows);
        }
    } finally {
        tearDown(channel);
        channel.close();
        connection.close();
    }
}

From source file:getbanks2.GetBanks2.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException//from   w w w  .j  a v  a2  s  . c o  m
 * @throws java.util.concurrent.TimeoutException
 */
public static void main(String[] args) throws IOException, TimeoutException {

    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 + "'");

            String[] arr = message.split(",");

            String banks = getBanks(arr[0], Integer.parseInt(arr[1]), Double.parseDouble(arr[2]),
                    Integer.parseInt(arr[3]));

            message += "," + banks;

            System.out.println(message);

            sendingChannel.queueDeclare(SENDING_QUEUE_NAME, false, false, false, null);
            sendingChannel.basicPublish("", SENDING_QUEUE_NAME, null, message.getBytes());

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

}

From source file:getcreditscore.GetCreditScore.java

public static void main(String[] args) throws IOException, TimeoutException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    factory.setUsername("Dreamteam");
    factory.setPassword("bastian");

    Connection connection = factory.newConnection();
    Channel sendingChannel = connection.createChannel();
    Channel listeningChannel = connection.createChannel();

    listeningChannel.queueDeclare(LISTENING_QUEUE_NAME, false, false, false, null);

    Consumer consumer = new DefaultConsumer(listeningChannel) {
        @Override/*from   w w w. j  a  v  a2  s.c o  m*/
        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 + "'");

            String[] arr = message.split(",");

            sendingChannel.queueDeclare(SENDING_QUEUE_NAME, false, false, false, null);

            String message = arr[0] + "," + creditScore(arr[0]) + "," + arr[1] + "," + arr[2];

            sendingChannel.basicPublish("", SENDING_QUEUE_NAME, null, message.getBytes());
            System.out.println(" [x] Sent '" + message + "'");

        }
    };

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

From source file:grnet.com.entry.Actions.java

License:Open Source License

private void logRepo(Repository repo, String status) {
    StringBuffer buffer = new StringBuffer();

    buffer.append(repo.getName());// w ww. j  ava2 s.  co  m
    buffer.append(" " + status);
    buffer.append(" " + repo.getUrl());
    buffer.append(" " + repo.getPrefix());
    buffer.append(" " + repo.getOaiVersion());
    buffer.append(" " + repo.getDelPolicy());
    buffer.append(" " + repo.getGranularity());
    buffer.append(" " + repo.getResponsible());
    slf4jLogger.info(buffer.toString());

    ConnectionFactory factory = new ConnectionFactory();

    factory.setHost(props.getProperty(Constants.queueHost));
    factory.setUsername(props.getProperty(Constants.queueUser));
    factory.setPassword(props.getProperty(Constants.queuePass));

    Connection connection;
    try {
        connection = factory.newConnection();
        Channel channel = connection.createChannel();
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);

        channel.basicPublish("", QUEUE_NAME, null, buffer.toString().getBytes());
        channel.close();
        connection.close();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

From source file:grnet.filter.XMLFiltering.java

License:Open Source License

public static void main(String[] args) throws IOException {
    // TODO Auto-generated method ssstub

    Enviroment enviroment = new Enviroment(args[0]);

    if (enviroment.envCreation) {
        Core core = new Core();

        XMLSource source = new XMLSource(args[0]);

        File sourceFile = source.getSource();

        if (sourceFile.exists()) {

            Collection<File> xmls = source.getXMLs();

            System.out.println("Filtering repository:" + enviroment.dataProviderFilteredIn.getName());

            System.out.println("Number of files to filter:" + xmls.size());

            Iterator<File> iterator = xmls.iterator();

            FilteringReport report = null;
            if (enviroment.getArguments().getProps().getProperty(Constants.createReport)
                    .equalsIgnoreCase("true")) {
                report = new FilteringReport(enviroment.getArguments().getDestFolderLocation(),
                        enviroment.getDataProviderFilteredIn().getName());
            }/*from  w  ww. j av  a 2 s  .co m*/

            ConnectionFactory factory = new ConnectionFactory();
            factory.setHost(enviroment.getArguments().getQueueHost());
            factory.setUsername(enviroment.getArguments().getQueueUserName());
            factory.setPassword(enviroment.getArguments().getQueuePassword());

            while (iterator.hasNext()) {

                StringBuffer logString = new StringBuffer();
                logString.append(enviroment.dataProviderFilteredIn.getName());
                File xmlFile = iterator.next();

                String name = xmlFile.getName();
                name = name.substring(0, name.indexOf(".xml"));
                logString.append(" " + name);

                boolean xmlIsFilteredIn = core.filterXML(xmlFile, enviroment.getArguments().getQueries());

                if (xmlIsFilteredIn) {
                    logString.append(" " + "FilteredIn");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();

                    try {
                        if (report != null) {
                            report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.filteredInData);
                            report.raiseFilteredInFilesNum();
                        }

                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderFilteredIn());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        // e.printStackTrace();
                        e.printStackTrace();
                        System.out.println("Filtering failed.");
                    }
                } else {
                    logString.append(" " + "FilteredOut");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();
                    try {
                        if (report != null) {
                            report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.filteredOutData);
                            report.raiseFilteredOutFilesNum();
                        }
                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderFilteredOuT());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        // e.printStackTrace();
                        e.printStackTrace();
                        System.out.println("Filtering failed.");
                    }
                }
            }
            if (report != null) {

                report.appendXPathExpression(enviroment.getArguments().getQueries());

                report.appendGeneralInfo();
            }
            System.out.println("Filtering is done.");
        }

    }
}

From source file:grnet.validation.XMLValidation.java

License:Open Source License

public static void main(String[] args) throws IOException {
    // TODO Auto-generated method ssstub

    Enviroment enviroment = new Enviroment(args[0]);

    if (enviroment.envCreation) {
        String schemaUrl = enviroment.getArguments().getSchemaURL();
        Core core = new Core(schemaUrl);

        XMLSource source = new XMLSource(args[0]);

        File sourceFile = source.getSource();

        if (sourceFile.exists()) {

            Collection<File> xmls = source.getXMLs();

            System.out.println("Validating repository:" + sourceFile.getName());

            System.out.println("Number of files to validate:" + xmls.size());

            Iterator<File> iterator = xmls.iterator();

            System.out.println("Validating against schema:" + schemaUrl + "...");

            ValidationReport report = null;
            if (enviroment.getArguments().createReport().equalsIgnoreCase("true")) {

                report = new ValidationReport(enviroment.getArguments().getDestFolderLocation(),
                        enviroment.getDataProviderValid().getName());

            }//ww w  . ja  va2s .  c o  m

            ConnectionFactory factory = new ConnectionFactory();
            factory.setHost(enviroment.getArguments().getQueueHost());
            factory.setUsername(enviroment.getArguments().getQueueUserName());
            factory.setPassword(enviroment.getArguments().getQueuePassword());

            while (iterator.hasNext()) {

                StringBuffer logString = new StringBuffer();
                logString.append(sourceFile.getName());
                logString.append(" " + schemaUrl);

                File xmlFile = iterator.next();
                String name = xmlFile.getName();
                name = name.substring(0, name.indexOf(".xml"));

                logString.append(" " + name);

                boolean xmlIsValid = core.validateXMLSchema(xmlFile);

                if (xmlIsValid) {
                    logString.append(" " + "Valid");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();
                    try {
                        if (report != null) {

                            report.raiseValidFilesNum();
                        }

                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderValid());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                } else {
                    logString.append(" " + "Invalid");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();

                    try {
                        if (report != null) {

                            if (enviroment.getArguments().extendedReport().equalsIgnoreCase("true"))
                                report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.invalidData,
                                        core.getReason());

                            report.raiseInvalidFilesNum();
                        }
                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderInValid());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                }
            }

            if (report != null) {
                report.writeErrorBank(core.getErrorBank());
                report.appendGeneralInfo();
            }
            System.out.println("Validation is done.");

        }

    }
}

From source file:hu.sztaki.stratosphere.workshop.RMQ.BasicRMQSender.java

License:Apache 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();
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    String message;//w  ww  .j  a  va 2s. c o m

    while (true) {
        System.out.println("Enter next message (q to quit):");
        message = br.readLine();
        if (message.equals("q")) {
            channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
            break;
        }
        channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
    }
    channel.close();
    connection.close();
}

From source file:hu.sztaki.stratosphere.workshop.RMQ.RMQALSSender.java

License:Apache 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();
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

    Random rnd = new Random();
    for (int i = 0; i < 1000; i++) {
        Thread.sleep(10);/*  w  ww.  j  av a  2s  . c  om*/
        channel.basicPublish("", QUEUE_NAME, null, Integer.toString(rnd.nextInt(250)).getBytes());
    }
    channel.close();
    connection.close();
}