Example usage for com.rabbitmq.client ConnectionFactory ConnectionFactory

List of usage examples for com.rabbitmq.client ConnectionFactory ConnectionFactory

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Introduction

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

Prototype

ConnectionFactory

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Usage

From source file:com.digispherecorp.enterprise.rabbitmq.ra.cci.interatn.OutboundMessageInteractionSpec.java

public OutboundMessageInteractionSpec() {
    connectionFactory = new ConnectionFactory();
}

From source file:com.ericsson.research.IoTFrameworkEndpoint.java

License:Open Source License

public void subscribe(String hostName, String StreamId, final DataPointCallback dataPointCallback)
        throws IOException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost(hostName); // listening on port 5672

    Connection connection = factory.newConnection();

    final Channel channel = connection.createChannel();
    final String EXCHANGE_NAME = "streams." + StreamId;

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

    dataPointCallback.setConnection(connection);

    boolean autoAck = true;
    channel.basicConsume(queueName, autoAck, "myConsumerTag", new DefaultConsumer(channel) {
        @Override/*from  w ww .  ja v a 2s  . com*/
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                byte[] body) throws IOException {
            DataPointNotification notification = gson.fromJson(new String(body), DataPointNotification.class);
            dataPointCallback.handleNotification(notification);
        }
    });
}

From source file:com.es.dashboard.ConnectionBroker.java

@PostConstruct
public void init() {

    bigBaite = new LinkedList<>();
    readings = new ArrayList<Reading>();
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("systembus"); // RabbitMQ IP
    Connection connection = null;
    try {//  ww  w.j a  va 2 s .co m
        connection = factory.newConnection();
    } catch (IOException ex) {
        logger.error(ex);
    } catch (TimeoutException ex) {
        logger.error(ex);
    }
    Channel channel = null;
    try {
        channel = connection.createChannel();
    } catch (IOException ex) {
        logger.error(ex);
    }

    try {
        channel.exchangeDeclare("sensors", "topic"); // sensors is the name of the exchange
    } catch (IOException ex) {
        logger.error(ex);
    }
    AMQP.Queue.DeclareOk result = null;
    try {
        result = channel.queueDeclare("", false, true, false, null);
    } catch (IOException ex) {
        logger.error(ex);
    }
    String queuename = result.getQueue();
    try {
        channel.queueBind(queuename, "sensors", "realtime.sensordata"); // Binding key is #, this will consume all messages
        channel.queueBind(queuename, "sensors", "realtime.alarms"); // Binding key is #, this will consume all messages
    } catch (IOException ex) {
        logger.error(ex);
    }

    logger.info(" [*] Waiting for messages. To exit press CTRL+C");

    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, "UTF-8");
            EventBus eventBus = EventBusFactory.getDefault().eventBus();
            Gson gson = new Gson();
            Type type = new TypeToken<Map<String, String>>() {
            }.getType();
            Map<String, String> myMap = gson.fromJson(message, type);
            if (envelope.getRoutingKey().equals("realtime.alarms")) {
                eventBus.publish("/channel", message);
                return;
            }
            logger.info(envelope.getRoutingKey());

            readings.add(new Reading(new Date(Long.parseLong(myMap.get("timestamp"))), myMap.get("data"),
                    myMap.get("name"), myMap.get("room")));
            eventBus.publish("/channel", message);

        }
    };
    try {
        //RequestContext.getCurrentInstance().execute("function rpt() {$(\".qualquer\").first().trigger(\"click\")}"
        //        + "var timeoutdummy = window.setInterval(rpt,2000);");
        channel.basicConsume(queuename, true, consumer);
    } catch (IOException ex) {
        ex.printStackTrace();
        logger.error(ex);
    }

}

From source file:com.es.dashboard.ConnectionBrokerJPA.java

@PostConstruct
public void init() {
    bigBaite = new LinkedList<>();
    readings = new ArrayList<Reading>();
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("systembus"); // RabbitMQ IP
    Connection connection = null;
    try {// ww  w  .  jav a  2 s . com
        connection = factory.newConnection();
    } catch (IOException ex) {
        logger.error(ex);
    } catch (TimeoutException ex) {
        logger.error(ex);
    }
    Channel channel = null;
    try {
        channel = connection.createChannel();
    } catch (IOException ex) {
        logger.error(ex);
    }

    try {
        channel.exchangeDeclare("sensors", "topic"); // sensors is the name of the exchange
    } catch (IOException ex) {
        logger.error(ex);
    }
    AMQP.Queue.DeclareOk result = null;
    try {
        result = channel.queueDeclare("", false, true, false, null);
    } catch (IOException ex) {
        logger.error(ex);
    }
    String queuename = result.getQueue();
    try {
        channel.queueBind(queuename, "sensors", "dashboard.response"); // Binding key is #, this will consume all messages
    } catch (IOException ex) {
        logger.error(ex);
    }

    logger.info(" [*] Waiting for messages. To exit press CTRL+C");

    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, "UTF-8");

            EventBus eventBus = EventBusFactory.getDefault().eventBus();
            Gson gson = new Gson();
            Type type = new TypeToken<Map<String, String>>() {
            }.getType();
            Map<String, String> myMap = gson.fromJson(message, type);
            if (envelope.getRoutingKey().equals("realtime.alarms")) {
                eventBus.publish("/jpa", message);
                return;
            }
            System.out.println(envelope.getRoutingKey());
            logger.info(envelope.getRoutingKey());

            //readings.add(new Reading(new Date(Long.parseLong(myMap.get("timestamp"))), myMap.get("value"), myMap.get("name"), myMap.get("room")));
            //System.out.println("publishing " + msg_to_publish);
            eventBus.publish("/jpa", message);
            //System.out.println("published");

        }
    };
    try {
        //RequestContext.getCurrentInstance().execute("function rpt() {$(\".qualquer\").first().trigger(\"click\")}"
        //        + "var timeoutdummy = window.setInterval(rpt,2000);");
        channel.basicConsume(queuename, true, consumer);
    } catch (IOException ex) {
        ex.printStackTrace();
        logger.error(ex);
    }

}

From source file:com.es.dashboard.ConnectionBrokerJPA.java

public void requestData() throws IOException, TimeoutException, InterruptedException {
    System.out.println("ran");
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("systembus"); // RabbitMQ IP
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.exchangeDeclare("sensors", "topic");

    JSONObject json = new JSONObject();
    json.put("name", "Temperatura dos Narcisos");
    json.put("room", "masterbath");
    json.put("start", System.currentTimeMillis() - 3600000);
    json.put("end", System.currentTimeMillis());
    channel.basicPublish("sensors", "dashboard.request", null, json.toString().getBytes());

    json = new JSONObject();
    json.put("name", "Humidade da Cave");
    json.put("room", "masterbath");
    json.put("start", System.currentTimeMillis() - 3600000);
    json.put("end", System.currentTimeMillis());
    channel.basicPublish("sensors", "dashboard.request", null, json.toString().getBytes());

    json = new JSONObject();
    json.put("name", "Luminosidade da Estufa");
    json.put("room", "masterbath");
    json.put("start", System.currentTimeMillis() - 3600000);
    json.put("end", System.currentTimeMillis());
    channel.basicPublish("sensors", "dashboard.request", null, json.toString().getBytes());

    json = new JSONObject();
    json.put("name", "Sensor de Fumo");
    json.put("room", "masterbath");
    json.put("start", System.currentTimeMillis() - 3600000);
    json.put("end", System.currentTimeMillis());

    channel.basicPublish("sensors", "dashboard.request", null, json.toString().getBytes());
    //System.err.println("booting");
}

From source file:com.es.sensorgateway.Publish.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from   w  w w.j ava  2 s  .c o  m*/
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, UnknownHostException {

    response.setContentType("text/html;charset=UTF-8");

    try (PrintWriter out = response.getWriter()) {
        /* TODO output your page here. You may use following sample code. */

        logger.info("Connection with rabbit Mq stablish!");

        byte[] original;
        String message = null;
        try {
            message = request.getParameter("data");
            original = Base64.getUrlDecoder().decode(message);
        } catch (Exception ex) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            response.getWriter().write(HttpServletResponse.SC_BAD_REQUEST);
            logger.debug("Ignoring message: " + message);
            return;
        }

        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("systembus"); // RabbitMQ IP
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();

        //POR aqui as cenas de autenticao
        response.setStatus(HttpServletResponse.SC_OK);
        response.getWriter().write(HttpServletResponse.SC_OK);
        logger.info("Received request from REST gateway!");

        channel.exchangeDeclare("sensors", "topic", false);
        channel.basicPublish("sensors", "realtime.sensordata", null, original);
        logger.info("Message sent to broker: " + message);

        channel.close();
        connection.close();
        logger.info("Connection with rabbit Mq closed!");

    } catch (TimeoutException ex) {
        logger.error(ex);
    }
}

From source file:com.espertech.esperio.amqp.AMQPSink.java

License:Open Source License

public void open(DataFlowOpOpenContext openContext) {
    log.info("Opening AMQP, settings are: " + settings.toString());

    try {// w  ww. ja  va 2 s . c o m
        final ConnectionFactory connectionFactory = new ConnectionFactory();
        connectionFactory.setHost(settings.getHost());
        if (settings.getPort() > -1) {
            connectionFactory.setPort(settings.getPort());
        }
        if (settings.getUsername() != null) {
            connectionFactory.setUsername(settings.getUsername());
        }
        if (settings.getPassword() != null) {
            connectionFactory.setPassword(settings.getPassword());
        }
        if (settings.getVhost() != null) {
            connectionFactory.setVirtualHost(settings.getVhost());
        }

        connection = connectionFactory.newConnection();
        channel = connection.createChannel();

        if (settings.getExchange() != null) {
            channel.exchangeDeclarePassive(settings.getExchange());
        }

        final AMQP.Queue.DeclareOk queue;
        if (settings.getQueueName() == null || settings.getQueueName().trim().length() == 0) {
            queue = channel.queueDeclare();
        } else {
            // java.lang.String queue,boolean durable,boolean exclusive,boolean autoDelete,java.util.Map<java.lang.String,java.lang.Object> arguments) throws java.io.IOException
            queue = channel.queueDeclare(settings.getQueueName(), settings.isDeclareDurable(),
                    settings.isDeclareExclusive(), settings.isDeclareAutoDelete(),
                    settings.getDeclareAdditionalArgs());
        }
        if (settings.getExchange() != null && settings.getRoutingKey() != null) {
            channel.queueBind(queue.getQueue(), settings.getExchange(), settings.getRoutingKey());
        }

        final String queueName = queue.getQueue();
        log.info("AMQP producing queue is " + queueName + (settings.isLogMessages() ? " with logging" : ""));
    } catch (IOException e) {
        String message = "AMQP setup failed: " + e.getMessage();
        log.error(message, e);
        throw new RuntimeException(message, e);
    }
}

From source file:com.espertech.esperio.amqp.AMQPSource.java

License:Open Source License

public void open(DataFlowOpOpenContext openContext) {
    log.info("Opening AMQP, settings are: " + settings.toString());

    try {// ww  w. ja  va 2 s  .c  o m
        final ConnectionFactory connectionFactory = new ConnectionFactory();
        connectionFactory.setHost(settings.getHost());
        if (settings.getPort() > -1) {
            connectionFactory.setPort(settings.getPort());
        }
        if (settings.getUsername() != null) {
            connectionFactory.setUsername(settings.getUsername());
        }
        if (settings.getPassword() != null) {
            connectionFactory.setPassword(settings.getPassword());
        }
        if (settings.getVhost() != null) {
            connectionFactory.setVirtualHost(settings.getVhost());
        }

        connection = connectionFactory.newConnection();
        channel = connection.createChannel();

        channel.basicQos(settings.getPrefetchCount());
        if (settings.getExchange() != null) {
            channel.exchangeDeclarePassive(settings.getExchange());
        }

        final AMQP.Queue.DeclareOk queue;
        if (settings.getQueueName() == null || settings.getQueueName().trim().length() == 0) {
            queue = channel.queueDeclare();
        } else {
            // java.lang.String queue,boolean durable,boolean exclusive,boolean autoDelete,java.util.Map<java.lang.String,java.lang.Object> arguments) throws java.io.IOException
            queue = channel.queueDeclare(settings.getQueueName(), settings.isDeclareDurable(),
                    settings.isDeclareExclusive(), settings.isDeclareAutoDelete(),
                    settings.getDeclareAdditionalArgs());
        }
        if (settings.getExchange() != null && settings.getRoutingKey() != null) {
            channel.queueBind(queue.getQueue(), settings.getExchange(), settings.getRoutingKey());
        }

        final String queueName = queue.getQueue();
        log.info("AMQP consuming queue " + queueName + (settings.isLogMessages() ? " with logging" : ""));

        consumer = new QueueingConsumer(channel);
        consumerTag = channel.basicConsume(queueName, settings.isConsumeAutoAck(), consumer);
    } catch (IOException e) {
        String message = "AMQP source setup failed: " + e.getMessage();
        log.error(message, e);
        throw new EPException(message, e);
    }
}

From source file:com.espertech.esperio.amqp.AMQPSupportReceiveRunnable.java

License:Open Source License

public void run() {
    try {//ww w  .j  a va2 s .  com
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost(hostName);
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();

        // java.lang.String queue, boolean durable, boolean exclusive, boolean autoDelete, java.util.Map<java.lang.String,java.lang.Object> arguments
        channel.queueDeclare(queueName, false, false, true, null);

        log.info("Start receiving messages");

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

        int count = 0;
        while (true) {
            final QueueingConsumer.Delivery msg = consumer.nextDelivery(waitMSecNextMsg);
            if (msg == null) {
                continue;
            }
            final byte[] bytes = msg.getBody();
            callback.handleMessage(bytes);

            if (isShutdown()) {
                break;
            }
        }

        log.info("Completed publishing messages: " + count + " messages");
    } catch (Exception ex) {
        log.error("Error attaching to AMQP: " + ex.getMessage(), ex);
    }
}

From source file:com.espertech.esperio.amqp.AMQPSupportSendRunnable.java

License:Open Source License

public void run() {
    try {/*  w  ww . j av a 2 s .  com*/
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost(hostName);
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();

        // java.lang.String queue, boolean durable, boolean exclusive, boolean autoDelete, java.util.Map<java.lang.String,java.lang.Object> arguments
        channel.queueDeclare(queueName, false, false, true, null);

        log.info("Start publishing messages: " + events.size() + " messages");

        int count = 0;
        while (true) {
            if (events.isEmpty()) {
                break;
            }

            Object next = events.remove(0);
            byte[] bytes = SerializerUtil.objectToByteArr(next);
            channel.basicPublish("", queueName, null, bytes);
            count++;

            log.info("Publishing message #" + count + ": " + next);
            Thread.sleep(msecSleepTime);

            if (isShutdown()) {
                break;
            }
        }

        log.info("Completed publishing messages: " + count + " messages");
    } catch (Exception ex) {
        log.error("Error attaching to AMQP: " + ex.getMessage(), ex);
    }
}