Example usage for com.rabbitmq.client Connection close

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

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Introduction

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

Prototype

@Override
void close() throws IOException;

Source Link

Document

Close this connection and all its channels with the com.rabbitmq.client.AMQP#REPLY_SUCCESS close code and message 'OK'.

Usage

From source file:org.apache.flume.RabbitMQUtil.java

License:Apache License

public static void close(Connection connection, com.rabbitmq.client.Channel channel) {
    if (null != channel) {
        try {//from   w  ww. j av a 2 s  .co m
            channel.close();
        } catch (Exception ex) {
            if (log.isErrorEnabled())
                log.error("Exception thrown while closing channel", ex);
        }
    }

    if (null != connection) {
        try {
            connection.close();
        } catch (Exception ex) {
            if (log.isErrorEnabled())
                log.error("Exception thrown while closing connection", ex);
        }
    }
}

From source file:org.apache.helix.recipes.rabbitmq.ConsumerThread.java

License:Apache License

@Override
public void run() {
    Connection connection = null;
    try {/*from   w  w  w .j  a  va2s.  com*/
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost(_mqServer);
        connection = factory.newConnection();
        Channel channel = connection.createChannel();

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

        String bindingKey = _partition.toString();
        channel.queueBind(queueName, EXCHANGE_NAME, bindingKey);

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

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

        while (true) {
            QueueingConsumer.Delivery delivery = consumer.nextDelivery();
            String message = new String(delivery.getBody());
            String routingKey = delivery.getEnvelope().getRoutingKey();

            System.out.println(" [x] " + _consumerId + " Received '" + routingKey + "':'" + message + "'");
        }
    } catch (InterruptedException e) {
        System.err.println(" [-] " + _consumerId + " on " + _partition + " is interrupted ...");
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (connection != null) {
            try {
                connection.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
}

From source file:org.apache.helix.recipes.rabbitmq.Emitter.java

License:Apache License

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.err.println("USAGE: java Emitter rabbitmqServer (e.g. localhost) numberOfMessage (optional)");
        System.exit(1);/* ww  w . j av  a 2  s .  co m*/
    }

    final String mqServer = args[0]; // "zzhang-ld";
    int count = Integer.MAX_VALUE;
    if (args.length > 1) {
        try {
            count = Integer.parseInt(args[1]);
        } catch (Exception e) {
            // TODO: handle exception
        }
    }
    System.out.println("Sending " + count + " messages with random topic id");

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost(mqServer);
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(EXCHANGE_NAME, "topic");

    for (int i = 0; i < count; i++) {
        int rand = ((int) (Math.random() * 10000) % SetupConsumerCluster.DEFAULT_PARTITION_NUMBER);
        String routingKey = "topic_" + rand;
        String message = "message_" + rand;

        channel.basicPublish(EXCHANGE_NAME, routingKey, null, message.getBytes());
        System.out.println(" [x] Sent '" + routingKey + "':'" + message + "'");

        Thread.sleep(1000);
    }

    connection.close();
}

From source file:org.apache.james.transport.mailets.AmqpForwardAttribute.java

License:Apache License

private void sendContent(Map<String, byte[]> content) throws IOException, TimeoutException {
    Connection connection = null;
    Channel channel = null;//from w w w  .  j  ava  2s .  c om
    try {
        connection = connectionFactory.newConnection();
        channel = connection.createChannel();
        channel.exchangeDeclarePassive(exchange);
        sendContentOnChannel(channel, content);
    } finally {
        if (channel != null) {
            channel.close();
        }
        if (connection != null) {
            connection.close();
        }
    }
}

From source file:org.apache.nifi.amqp.processors.AMQPPublisherTest.java

License:Apache License

@Test(expected = IllegalStateException.class)
public void failPublishIfChannelClosed() throws Exception {
    Connection conn = new TestConnection(null, null);
    try (AMQPPublisher sender = new AMQPPublisher(conn, mock(ComponentLog.class))) {
        conn.close();
        sender.publish("oleg".getBytes(), null, "foo", "");
    }//from   w  w  w  .  j a v a 2  s .  c  om
}

From source file:org.apache.nifi.amqp.processors.AMQPPublisherTest.java

License:Apache License

@Test
public void validateSuccessfullPublishingAndRouting() throws Exception {
    Map<String, List<String>> routingMap = new HashMap<>();
    routingMap.put("key1", Arrays.asList("queue1", "queue2"));
    Map<String, String> exchangeToRoutingKeymap = new HashMap<>();
    exchangeToRoutingKeymap.put("myExchange", "key1");

    Connection connection = new TestConnection(exchangeToRoutingKeymap, routingMap);

    try (AMQPPublisher sender = new AMQPPublisher(connection, mock(ComponentLog.class))) {
        sender.publish("hello".getBytes(), null, "key1", "myExchange");
        Thread.sleep(200);//from   www .  ja  v  a 2  s. c o m
    }

    assertNotNull(connection.createChannel().basicGet("queue1", true));
    assertNotNull(connection.createChannel().basicGet("queue2", true));

    connection.close();
}

From source file:org.apache.nifi.amqp.processors.AMQPPublisherTest.java

License:Apache License

@Test
public void validateSuccessfullPublishingAndUndeliverableRoutingKey() throws Exception {
    Map<String, List<String>> routingMap = new HashMap<>();
    routingMap.put("key1", Arrays.asList("queue1", "queue2"));
    Map<String, String> exchangeToRoutingKeymap = new HashMap<>();
    exchangeToRoutingKeymap.put("myExchange", "key1");

    Connection connection = new TestConnection(exchangeToRoutingKeymap, routingMap);

    ReturnListener retListener = mock(ReturnListener.class);
    connection.createChannel().addReturnListener(retListener);

    try (AMQPPublisher sender = new AMQPPublisher(connection, new MockComponentLog("foo", ""))) {
        sender.publish("hello".getBytes(), null, "key1", "myExchange");
        Thread.sleep(1000);/*from www.  j a v a2  s  . c o m*/
    }
    Thread.sleep(200);
    verify(retListener, atMost(1)).handleReturn(Mockito.anyInt(), Mockito.anyString(), Mockito.anyString(),
            Mockito.anyString(), Mockito.any(BasicProperties.class), (byte[]) Mockito.any());
    connection.close();
}

From source file:org.apache.niolex.rabbit.basic.Send.java

License:Apache License

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

    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    for (int i = 0; i < 100; ++i) {
        String message = String.format("%02d %s", i, MockUtil.randString(5));
        ThreadUtil.sleepAtLeast(1000);/*  ww w.  ja  v a  2 s  . com*/
        channel.basicPublish("", QUEUE_NAME, null, message.getBytes("UTF-8"));
        System.out.println(" [x] Sent '" + message + "'");
    }

    channel.close();
    connection.close();
}

From source file:org.apache.niolex.rabbit.log.EmitLog.java

License:Apache License

public static void main(String[] argv) throws java.io.IOException, TimeoutException {

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(EXCHANGE_NAME, "fanout");

    for (int i = 0; i < 100; ++i) {
        String message = String.format("%02d %s", i, MockUtil.randString(5));
        ThreadUtil.sleepAtLeast(1000);//from w  ww  .j av a 2  s .  c  o m

        channel.basicPublish(EXCHANGE_NAME, "", null, message.getBytes());
        System.out.println(" [x] Sent '" + message + "'");
    }

    channel.close();
    connection.close();
}

From source file:org.apache.niolex.rabbit.log.EmitLogDirect.java

License:Apache License

public static void main(String[] argv) throws java.io.IOException, TimeoutException {

    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("localhost");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();

    channel.exchangeDeclare(EXCHANGE_NAME, "direct");

    for (int i = 0; i < 100; ++i) {
        String message = String.format("%02d %s", i, MockUtil.randString(5));
        String severity = MockUtil.randInt(3) == 0 ? "error" : "info";
        ThreadUtil.sleepAtLeast(1000);//from  w w w  .j a  v a2  s  . co  m

        channel.basicPublish(EXCHANGE_NAME, severity, null, message.getBytes());
        System.out.println(" [x] Sent '" + severity + "': '" + message + "'");
    }

    channel.close();
    connection.close();
}