Example usage for com.rabbitmq.client ConnectionFactory newConnection

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

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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:com.github.dann.wspusher.pubsub.subscriber.impl.RabbitMQSubscriberImpl.java

License:Apache License

@Override
public void subscribe(String exchange, DataPusherWebSocket webSocket) {
    Connection connection = null;
    Channel channel = null;//  w w  w. j a v a  2 s.  com

    try {
        // FIXME Cache connection!
        ConnectionFactory factory = new ConnectionFactory();
        connection = factory.newConnection();
        channel = connection.createChannel();

        channel.exchangeDeclare(exchange, DEFAULT_EXCHANGE_TYPE);
        String queueName = channel.queueDeclare().getQueue();
        channel.queueBind(queueName, exchange, "");
        QueueingConsumer consumer = new QueueingConsumer(channel);
        channel.basicConsume(queueName, true, consumer);

        doWork(consumer, webSocket);

    } catch (Exception e) {
        logger.error("Error occured", e);
        throw new WsRuntimeException(e);

    } finally {
        RabbitMQResourceUtils.closeQuietly(channel);
        RabbitMQResourceUtils.closeQuietly(connection);
    }

}

From source file:com.github.hexsmith.rabbitmq.consumer.MessageConsumer.java

License:Open Source License

public boolean consume(String queueName) {
    //RabbitMQ/*from   w  w w .j  a  v a 2s.co  m*/
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("127.0.0.1");
    Connection connection = null;
    Channel channel = null;
    try {
        connection = factory.newConnection();
        channel = connection.createChannel();
        //queue??queue
        //?queueDeclare???queue
        channel.queueDeclare(queueName, false, false, false, null);

        //?DefaultConsumerhandleDelivery???getByte()???String
        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");
                logger.info("Received '" + message + "'");
            }
        };
        //??
        channel.basicConsume(queueName, true, consumer);

        //???rabbitMQ

    } catch (IOException | TimeoutException e) {
        //?false
        logger.error("send message failed!", e);
        return false;
    }

    return true;
}

From source file:com.github.hexsmith.rabbitmq.consumer.MultiMessageConsumer.java

License:Open Source License

public boolean consume(String queueName, String consumerName) {
    //RabbitMQ//from w  w w  . j a  v a2 s . c o m
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("127.0.0.1");
    Connection connection = null;
    Channel channel = null;
    try {
        connection = factory.newConnection();
        channel = connection.createChannel();
        //queue??queue
        //?queueDeclare???queue
        channel.queueDeclare(queueName, false, false, false, null);

        //?DefaultConsumerhandleDelivery???getByte()???String
        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");
                logger.info("[{}]" + "Received '" + message + "'", consumerName);
            }
        };
        //??
        channel.basicConsume(queueName, true, consumer);

        //???rabbitMQ

    } catch (IOException | TimeoutException e) {
        //?false
        logger.error("send message failed!", e);
        return false;
    }

    return true;
}

From source file:com.github.hexsmith.rabbitmq.producer.MessageProducer.java

License:Open Source License

public boolean sendMessage(String message) {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("127.0.0.7");
    Connection connection = null;
    Channel channel = null;/*from  w  w w.  j  a va  2 s. co  m*/
    try {
        connection = factory.newConnection();
        channel = connection.createChannel();
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);
        channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
        logger.info("send message = {}", message);
        channel.close();
        connection.close();
    } catch (IOException | TimeoutException e) {
        logger.error("send message failed!,exception message is {}", e);
        return false;
    }
    return true;
}

From source file:com.github.hexsmith.rabbitmq.producer.MessageProducer.java

License:Open Source License

public boolean sendMulitMessage(String message) {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("127.0.0.7");
    Connection connection = null;
    Channel channel = null;/*from   w  ww. j  a va  2 s  .  c o m*/
    try {
        connection = factory.newConnection();
        channel = connection.createChannel();
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);
        int i = 0;
        int loop = 0;
        String originalMessage = message;
        while (loop < 10000) {
            loop++;
            message += i++;
            channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
            logger.info("send message = {}", message);
            try {
                Thread.sleep(5000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            message = originalMessage;
        }

        channel.close();
        connection.close();
    } catch (IOException | TimeoutException e) {
        logger.error("send message failed!,exception message is {}", e);
        return false;
    }
    return true;
}

From source file:com.github.kislayverma.dredd.action.async.amqp.AmqpActionQueue.java

License:Apache License

public AmqpActionQueue(ConnectionFactory factory, String queue, String exchange, String routingKey)
        throws IOException, TimeoutException {
    this.factory = factory;
    this.queue = queue;
    this.exchange = exchange;
    this.routingKey = routingKey;

    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.exchangeDeclare(exchange, "direct", true);
    channel.queueDeclare(queue, true, false, false, null);
    channel.queueBind(queue, exchange, routingKey);
}

From source file:com.github.liyp.rabbitmq.demo2.Producer.java

License:Apache License

public static void main(String[] args) throws IOException, TimeoutException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setUsername("liyp");
    factory.setPassword("liyp");
    factory.setVirtualHost("/");
    factory.setHost("127.0.0.1");
    factory.setPort(5672);/*from w w  w  .j av  a  2s  .  c o m*/
    Connection conn = factory.newConnection();
    Channel channel = conn.createChannel();

    for (int i = 0; i < 10000; i++) {
        byte[] messageBodyBytes = "Hello, world!".getBytes();
        channel.basicPublish("", "my-queue", null, messageBodyBytes);
        System.out.println(channel.isOpen());
    }

    channel.close();
    conn.close();
}

From source file:com.github.liyp.rabbitmq.rpc.RPCClient.java

License:Apache License

public RPCClient() 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);
}

From source file:com.github.liyp.rabbitmq.rpc.RPCServer.java

License:Apache License

public static void main(String[] argv) {
    Connection connection = null;
    Channel channel = null;/*from www .j a  v  a 2 s.com*/
    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(" [x] Awaiting RPC requests");

        while (true) {
            String response = null;

            QueueingConsumer.Delivery delivery = consumer.nextDelivery();

            BasicProperties props = delivery.getProperties();
            BasicProperties replyProps = new BasicProperties.Builder().correlationId(props.getCorrelationId())
                    .build();

            try {
                String message = new String(delivery.getBody(), "UTF-8");
                int n = Integer.parseInt(message);

                System.out.println(" [.] fib(" + message + ")");
                response = "" + fib(n);
            } catch (Exception e) {
                System.out.println(" [.] " + e.toString());
                response = "";
            } finally {
                channel.basicPublish("", props.getReplyTo(), replyProps, response.getBytes("UTF-8"));

                channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (Exception ignore) {
            }
        }
    }
}

From source file:com.googlecode.jmxtrans.model.output.RabbitMQWriter.java

License:Open Source License

private Channel createChannel() throws Exception {
    ConnectionFactory cf = new ConnectionFactory();
    cf.setUri(this.uri);
    Connection connection = cf.newConnection();
    return connection.createChannel();
}