Example usage for com.rabbitmq.client DefaultConsumer DefaultConsumer

Introduction

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

Prototype

public DefaultConsumer(Channel channel)

Source Link

Document

Constructs a new instance and records its association to the passed-in channel.

Usage

From source file:v2.APAdmin.java

public static void main(String[] argv) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(EXCHANGE_NAME, "topic");
    String queueName = channel.queueDeclare().getQueue();
    String bindingKey = "AP.*";

    channel.queueBind(queueName, EXCHANGE_NAME, bindingKey);

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

    Consumer consumer = new DefaultConsumer(channel) {
        @Override/*w ww.j  a  va2s .c  o m*/
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                byte[] body) throws IOException {
            String message = new String(body, "UTF-8");
            System.out.println(" [x] Received '" + envelope.getRoutingKey() + "':'" + message + "'");
            //REPLY HERE
            String response = "You are in, breh";
            BasicProperties replyProps = new BasicProperties.Builder()
                    .correlationId(properties.getCorrelationId()).build();
            channel.basicPublish("", properties.getReplyTo(), replyProps, response.getBytes());
        }
    };
    channel.basicConsume(queueName, true, consumer);
}

From source file:v2.PBAAdmin.java

public static void main(String[] argv) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(EXCHANGE_NAME, "topic");
    String queueName = channel.queueDeclare().getQueue();
    String bindingKey = "PBA.*";

    channel.queueBind(queueName, EXCHANGE_NAME, bindingKey);

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

    Consumer consumer = new DefaultConsumer(channel) {
        @Override/*from   ww  w .  j  a  v  a 2 s  .c  om*/
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                byte[] body) throws IOException {
            String message = new String(body, "UTF-8");
            System.out.println(" [x] Received '" + envelope.getRoutingKey() + "':'" + message + "'");
        }
    };
    channel.basicConsume(queueName, true, consumer);
}

From source file:workqueue.Worker.java

public static void main(String[] argv) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("datdb.cphbusiness.dk");
    final Connection connection = factory.newConnection();
    final Channel 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 w  w .  j a  v  a 2  s.c o m*/

    final 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");

            System.out.println(" [x] Received '" + message + "'");
            try {
                doWork(message);
            } finally {
                System.out.println(" [x] Done");
                channel.basicAck(envelope.getDeliveryTag(), false);
            }
        }
    };
    channel.basicConsume(TASK_QUEUE_NAME, false, consumer);
}

From source file:wunderrabbit.RabbitConnection.java

License:Apache License

@Override
public Listener listen(final Endpoint endpoint, final MessageHandler handler, Map<ListenOption, Object> options)
        throws Exception {

    Channel channel = this.connection.createChannel();
    Consumer consumer = new DefaultConsumer(channel) {
        public void handleDelivery(String tag, Envelope envelope, BasicProperties properties, byte[] body) {
            RabbitMessage message = new RabbitMessage(body, properties, endpoint);
            try {
                handler.onMessage(message);
            } catch (Exception e) {
                e.printStackTrace();// ww w . ja  v a  2s . c  om
            }
        }
    };

    //TODO: concurrency
    declareQueue(channel, endpoint);
    String tag = channel.basicConsume((String) endpoint.implementation(), consumer);

    return new RabbitListener(tag, channel);
}

From source file:zipkin2.reporter.amqp.RabbitMQSenderBenchmarks.java

License:Apache License

@Override
protected Sender createSender() throws Exception {
    RabbitMQSender result = RabbitMQSender.newBuilder().queue("zipkin-jmh").addresses("localhost:5672").build();

    CheckResult check = result.check();/*from  ww w. j av a 2 s.  co  m*/
    if (!check.ok()) {
        throw new AssumptionViolatedException(check.error().getMessage(), check.error());
    }

    channel = result.get().createChannel();
    channel.queueDelete(result.queue);
    channel.queueDeclare(result.queue, false, true, true, null);

    Thread.sleep(500L);

    new Thread(() -> {
        try {
            channel.basicConsume(result.queue, true, new DefaultConsumer(channel));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }).start();

    return result;
}

From source file:zipkin2.reporter.amqp.RabbitMQSenderTest.java

License:Apache License

private byte[] readMessage() throws Exception {
    final CountDownLatch countDown = new CountDownLatch(1);
    final AtomicReference<byte[]> result = new AtomicReference<>();

    Channel channel = sender.get().createChannel();
    try {/*  ww w. ja v  a 2  s  . c o m*/
        channel.basicConsume(sender.queue, true, new DefaultConsumer(channel) {
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                    byte[] body) throws IOException {
                result.set(body);
                countDown.countDown();
            }
        });
        countDown.await(5, TimeUnit.SECONDS);
    } finally {
        channel.close();
    }
    return result.get();
}