Examples with DeliverCallback com.rabbitmq.client.DeliverCallback used on opensource projects

Example 51 with DeliverCallback

use of com.rabbitmq.client.DeliverCallback in project SpringBoot-Learning by kong0827.

the class consumer02 method main.

public static void main(String[] args) throws IOException, TimeoutException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("47.102.218.26");
    factory.setPort(5672);
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    /**
     * 注意
     * Rabbitmq服务通道是持久通道,该queue 已经存在, 而且通道属性需要保持一致
     */
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    // DefaultConsumer consumer = new DefaultConsumer(channel) {
    // /**
    // *
    // * @param consumerTag 标识
    // * @param envelope 获取的一些信息 包括交换机 路由
    // * @param properties 配置信息
    // * @param body 数据
    // * @throws IOException
    // */
    // @Override
    // public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
    // System.out.println("consumerTag:" + consumerTag);
    // System.out.println("envelope:" + envelope);
    // System.out.println("properties:" + properties);
    // System.out.println("message:" + new String(body));
    // }
    // };
    // channel.basicConsume(QUEUE_NAME, true, consumer);
    DeliverCallback deliverCallback = (consumerTag, delivery) -> {
        String message = new String(delivery.getBody(), "UTF-8");
        System.out.println(" message: " + message + "'");
    };
    /**
     * 启动一个消费者，并返回服务端生成的消费者标识
     * queue:队列名
     * autoAck：true 接收到传递过来的消息后acknowledged（应答服务器），false 接收到消息后不应答服务器
     * deliverCallback： 当一个消息发送过来后的回调接口
     * cancelCallback：当一个消费者取消订阅时的回调接口;取消消费者订阅队列时除了使用{@link Channel#basicCancel}之外的所有方式都会调用该回调方法
     * @return 服务端生成的消费者标识
     */
    channel.basicConsume(QUEUE_NAME, true, deliverCallback, consumerTag -> {
    });
}

Example 52 with DeliverCallback

use of com.rabbitmq.client.DeliverCallback in project SpringBoot-Learning by kong0827.

the class consumer02 method main.

public static void main(String[] args) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("47.102.218.26");
    factory.setPort(5672);
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.queueDeclare(TOPIC_QUEUE_2, true, false, false, null);
    DeliverCallback deliverCallback = (consumerTag, delivery) -> {
        String message = new String(delivery.getBody(), "UTF-8");
        System.out.println(" message: " + message + "'");
    };
    channel.basicConsume(TOPIC_QUEUE_2, true, deliverCallback, consumerTag -> {
    });
}

Example 53 with DeliverCallback

use of com.rabbitmq.client.DeliverCallback in project mercury by yellow013.

the class ReceiveLogsTopic method main.

public static void main(String[] args) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.exchangeDeclare(EXCHANGE_NAME, "topic");
    String queueName = channel.queueDeclare().getQueue();
    if (args.length < 1) {
        System.err.println("Usage: ReceiveLogsTopic [binding_key]...");
        System.exit(1);
    }
    for (String bindingKey : args) {
        channel.queueBind(queueName, EXCHANGE_NAME, bindingKey);
    }
    System.out.println(" [*] Waiting for messages. To exit press CTRL+C");
    DeliverCallback deliverCallback = (consumerTag, delivery) -> {
        String message = new String(delivery.getBody(), "UTF-8");
        System.out.println(" [x] Received '" + delivery.getEnvelope().getRoutingKey() + "':'" + message + "'");
    };
    channel.basicConsume(queueName, true, deliverCallback, consumerTag -> {
    });
}

Example 54 with DeliverCallback

use of com.rabbitmq.client.DeliverCallback in project mercury by yellow013.

the class ReceiveLogs method main.

public static void main(String[] args) throws Exception {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.exchangeDeclare(EXCHANGE_NAME, "fanout");
    String queueName = channel.queueDeclare().getQueue();
    channel.queueBind(queueName, EXCHANGE_NAME, "");
    System.out.println(" [*] Waiting for messages. To exit press CTRL+C");
    DeliverCallback deliverCallback = (consumerTag, delivery) -> {
        String message = new String(delivery.getBody(), "UTF-8");
        System.out.println(" [x] Received '" + message + "'");
    };
    channel.basicConsume(queueName, true, deliverCallback, consumerTag -> {
    });
}

Example 55 with DeliverCallback

use of com.rabbitmq.client.DeliverCallback in project skywalking-java by apache.

the class CaseController method rabbitmqCase.

@RequestMapping("/rabbitmq")
@ResponseBody
public String rabbitmqCase() {
    Channel channel = null;
    Connection connection = null;
    try {
        ConnectionFactory factory = new ConnectionFactory();
        LOGGER.info("Using brokerUrl = " + brokerUrl);
        factory.setHost(brokerUrl);
        factory.setPort(PORT);
        factory.setUsername(USERNAME);
        factory.setPassword(PASSWORD);
        connection = factory.newConnection();
        channel = connection.createChannel();
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);
        AMQP.BasicProperties.Builder propsBuilder = new AMQP.BasicProperties.Builder();
        LOGGER.info("Message being published -------------->" + MESSAGE);
        channel.basicPublish("", QUEUE_NAME, propsBuilder.build(), MESSAGE.getBytes(StandardCharsets.UTF_8));
        LOGGER.info("Message has been published-------------->" + MESSAGE);
        final CountDownLatch waitForConsume = new CountDownLatch(1);
        DeliverCallback deliverCallback = (consumerTag, delivery) -> {
            String message = new String(delivery.getBody(), StandardCharsets.UTF_8);
            LOGGER.info("Message received-------------->" + message);
            waitForConsume.countDown();
        };
        channel.basicConsume(QUEUE_NAME, true, deliverCallback, consumerTag -> {
        });
        waitForConsume.await(5000L, TimeUnit.MILLISECONDS);
        LOGGER.info("Message Consumed-------------->");
    } catch (Exception ex) {
        LOGGER.error(ex.toString());
    } finally {
        if (channel != null) {
            try {
                channel.close();
            } catch (Exception e) {
            // ignore
            }
        }
        if (connection != null) {
            try {
                connection.close();
            } catch (Exception e) {
            // ignore
            }
        }
    }
    return "Success";
}