Example usage for com.rabbitmq.client Channel basicPublish

Introduction

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

Prototype

void basicPublish(String exchange, String routingKey, BasicProperties props, byte[] body) throws IOException;

Source Link

Document

Publish a message.

Usage

From source file:org.axonframework.amqp.eventhandling.RabbitMQBenchmark.java

License:Apache License

private static List<Thread> createChannelSharingThreads(final Connection connection, final String queueName)
        throws IOException {
    List<Thread> threads = new ArrayList<>();
    final Channel localChannel = connection.createChannel();
    for (int i = 0; i < THREAD_COUNT; i++) {
        threads.add(new Thread(() -> {
            try {
                for (int t = 0; t < COMMIT_COUNT; t++) {
                    for (int j = 0; j < COMMIT_SIZE; j++) {
                        localChannel.basicPublish("", queueName, null, ("message" + t).getBytes("UTF-8"));
                    }/* w  w w  .java2 s .co  m*/
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }));
    }
    return threads;
}

---

From source file:org.axonframework.amqp.eventhandling.RabbitMQBenchmark.java

License:Apache License

private static List<Thread> createChannelPoolSharingThreads(final Connection connection,
        final String queueName) {
    List<Thread> threads = new ArrayList<>();
    final Queue<Channel> channels = new ArrayBlockingQueue<>(15);
    for (int i = 0; i < THREAD_COUNT; i++) {
        threads.add(new Thread(() -> {
            try {
                for (int t = 0; t < COMMIT_COUNT; t++) {
                    Channel localChannel = channels.poll();
                    if (localChannel == null) {
                        localChannel = connection.createChannel();
                    }/*from   w  ww .j  a v a 2 s .c o m*/
                    localChannel.txSelect();
                    for (int j = 0; j < COMMIT_SIZE; j++) {
                        localChannel.basicPublish("", queueName, null, ("message" + t).getBytes("UTF-8"));
                    }
                    localChannel.txCommit();
                    if (!channels.offer(localChannel)) {
                        localChannel.close();
                    }
                }
            } catch (IOException | TimeoutException e) {
                e.printStackTrace();
            }
        }));
    }
    return threads;
}

---

From source file:org.axonframework.eventhandling.amqp.RabbitMQBenchmark.java

License:Apache License

private static List<Thread> createChannelCreatingThreads(final Connection connection, final String queueName,
        final boolean transactional) {
    List<Thread> threads = new ArrayList<Thread>();
    for (int i = 0; i < THREAD_COUNT; i++) {
        threads.add(new Thread(new Runnable() {
            @Override/*from   ww  w. jav a2 s .com*/
            public void run() {
                try {
                    for (int t = 0; t < COMMIT_COUNT; t++) {
                        final Channel localChannel = connection.createChannel();
                        if (transactional) {
                            localChannel.txSelect();
                        }
                        for (int j = 0; j < COMMIT_SIZE; j++) {
                            localChannel.basicPublish("", queueName, null, ("message" + t).getBytes("UTF-8"));
                        }
                        if (transactional) {
                            localChannel.txCommit();
                        }
                        localChannel.close();
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }));
    }
    return threads;
}

---

From source file:org.axonframework.eventhandling.amqp.RabbitMQBenchmark.java

License:Apache License

private static List<Thread> createChannelSharingThreads(final Connection connection, final String queueName)
        throws IOException {
    List<Thread> threads = new ArrayList<Thread>();
    final Channel localChannel = connection.createChannel();
    for (int i = 0; i < THREAD_COUNT; i++) {
        threads.add(new Thread(new Runnable() {
            @Override/* ww  w . j av a  2  s .  c  om*/
            public void run() {
                try {
                    for (int t = 0; t < COMMIT_COUNT; t++) {
                        for (int j = 0; j < COMMIT_SIZE; j++) {
                            localChannel.basicPublish("", queueName, null, ("message" + t).getBytes("UTF-8"));
                        }
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }));
    }
    return threads;
}

---

From source file:org.axonframework.eventhandling.amqp.RabbitMQBenchmark.java

License:Apache License

private static List<Thread> createChannelPoolSharingThreads(final Connection connection,
        final String queueName) {
    List<Thread> threads = new ArrayList<Thread>();
    final Queue<Channel> channels = new ArrayBlockingQueue<Channel>(15);
    for (int i = 0; i < THREAD_COUNT; i++) {
        threads.add(new Thread(new Runnable() {
            @Override// w  w w .j  a  va  2s . c  o  m
            public void run() {
                try {
                    for (int t = 0; t < COMMIT_COUNT; t++) {
                        Channel localChannel = channels.poll();
                        if (localChannel == null) {
                            localChannel = connection.createChannel();
                        }
                        localChannel.txSelect();
                        for (int j = 0; j < COMMIT_SIZE; j++) {
                            localChannel.basicPublish("", queueName, null, ("message" + t).getBytes("UTF-8"));
                        }
                        localChannel.txCommit();
                        if (!channels.offer(localChannel)) {
                            localChannel.close();
                        }
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }));
    }
    return threads;
}

---

From source file:org.ballerinalang.messaging.rabbitmq.util.ChannelUtils.java

License:Open Source License

/**
 * Publishes messages to an exchange.//from w  w  w .j a v  a2s  . c  om
 * Actively declares an non-exclusive, autodelete, non-durable queue if the queue doesn't exist.
 *
 * @param channel    RabbitMQ Channel object.
 * @param routingKey The routing key of the queue.
 * @param message    The message body.
 * @param exchange   The name of the exchange.
 */
public static void basicPublish(Channel channel, String routingKey, byte[] message, String exchange) {
    try {
        channel.basicPublish(exchange, routingKey, null, message);
    } catch (Exception e) {
        String errorMessage = "An error occurred while publishing the message to the queue ";
        throw new RabbitMQConnectorException(errorMessage + e.getMessage(), e);
    }
}

---

From source file:org.elasticsearch.river.rabbitmq.RabbitMQIntegrationTest.java

License:Apache License

private void launchTest(XContentBuilder river, final int numMessages, final int numDocsPerMessage,
        InjectorHook injectorHook, boolean delete, boolean update) throws Exception {

    final String dbName = getDbName();
    logger.info(" --> create index [{}]", dbName);
    try {//from   w  w  w . j a  v  a2 s .com
        client().admin().indices().prepareDelete(dbName).get();
    } catch (IndexMissingException e) {
        // No worries.
    }
    try {
        createIndex(dbName);
    } catch (IndexMissingException e) {
        // No worries.
    }
    ensureGreen(dbName);

    logger.info("  -> Checking rabbitmq running");
    // We try to connect to RabbitMQ.
    // If it's not launched, we don't fail the test but only log it
    Channel channel = null;
    Connection connection = null;
    try {
        logger.info(" --> connecting to rabbitmq");
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        factory.setPort(AMQP.PROTOCOL.PORT);
        connection = factory.newConnection();
    } catch (ConnectException ce) {
        throw new Exception("RabbitMQ service is not launched on localhost:" + AMQP.PROTOCOL.PORT
                + ". Can not start Integration test. " + "Launch `rabbitmq-server`.", ce);
    }

    try {
        logger.info("  -> Creating [{}] channel", dbName);
        channel = connection.createChannel();

        logger.info("  -> Creating queue [{}]", dbName);
        channel.queueDeclare(getDbName(), true, false, false, null);

        // We purge the queue in case of something is remaining there
        logger.info("  -> Purging [{}] channel", dbName);
        channel.queuePurge(getDbName());

        logger.info("  -> Put [{}] messages with [{}] documents each = [{}] docs", numMessages,
                numDocsPerMessage, numMessages * numDocsPerMessage);
        final Set<String> removed = new HashSet<String>();
        int nbUpdated = 0;
        for (int i = 0; i < numMessages; i++) {
            StringBuffer message = new StringBuffer();

            for (int j = 0; j < numDocsPerMessage; j++) {
                if (logger.isTraceEnabled()) {
                    logger.trace("  -> Indexing document [{}] - [{}][{}]", i + "_" + j, i, j);
                }
                message.append("{ \"index\" : { \"_index\" : \"" + dbName
                        + "\", \"_type\" : \"typex\", \"_id\" : \"" + i + "_" + j + "\" } }\n");
                message.append("{ \"field\" : \"" + i + "_" + j + "\",\"numeric\" : " + i * j + " }\n");

                // Sometime we update a document
                if (update && rarely()) {
                    String id = between(0, i) + "_" + between(0, j);
                    // We can only update if it has not been removed :)
                    if (!removed.contains(id)) {
                        logger.debug("  -> Updating document [{}] - [{}][{}]", id, i, j);
                        message.append("{ \"update\" : { \"_index\" : \"" + dbName
                                + "\", \"_type\" : \"typex\", \"_id\" : \"" + id + "\" } }\n");
                        message.append(
                                "{ \"doc\": { \"foo\" : \"bar\", \"field2\" : \"" + i + "_" + j + "\" }}\n");
                        nbUpdated++;
                    }
                }

                // Sometime we delete a document
                if (delete && rarely()) {
                    String id = between(0, i) + "_" + between(0, j);
                    if (!removed.contains(id)) {
                        logger.debug("  -> Removing document [{}] - [{}][{}]", id, i, j);
                        message.append("{ \"delete\" : { \"_index\" : \"" + dbName
                                + "\", \"_type\" : \"typex\", \"_id\" : \"" + id + "\" } }\n");
                        removed.add(id);
                    }
                }
            }

            channel.basicPublish("", dbName, null, message.toString().getBytes());
        }

        logger.info("  -> We removed [{}] docs and updated [{}] docs", removed.size(), nbUpdated);

        if (injectorHook != null) {
            logger.info("  -> Injecting extra data");
            injectorHook.inject();
        }

        logger.info(" --> create river");
        IndexResponse indexResponse = index("_river", dbName, "_meta", river);
        assertTrue(indexResponse.isCreated());

        logger.info("-->  checking that river [{}] was created", dbName);
        assertThat(awaitBusy(new Predicate<Object>() {
            public boolean apply(Object obj) {
                GetResponse response = client()
                        .prepareGet(RiverIndexName.Conf.DEFAULT_INDEX_NAME, dbName, "_status").get();
                return response.isExists();
            }
        }, 5, TimeUnit.SECONDS), equalTo(true));

        // Check that docs are still processed by the river
        logger.info(" --> waiting for expected number of docs: [{}]",
                numDocsPerMessage * numMessages - removed.size());
        assertThat(awaitBusy(new Predicate<Object>() {
            public boolean apply(Object obj) {
                try {
                    refresh();
                    int expected = numDocsPerMessage * numMessages - removed.size();
                    CountResponse response = client().prepareCount(dbName).get();
                    logger.debug("  -> got {} docs, expected {}", response.getCount(), expected);
                    return response.getCount() == expected;
                } catch (IndexMissingException e) {
                    return false;
                }
            }
        }, 20, TimeUnit.SECONDS), equalTo(true));
    } finally {
        if (channel != null && channel.isOpen()) {
            channel.close();
        }
        if (connection != null && connection.isOpen()) {
            connection.close();
        }

        // Deletes the river
        GetResponse response = client().prepareGet(RiverIndexName.Conf.DEFAULT_INDEX_NAME, dbName, "_status")
                .get();
        if (response.isExists()) {
            client().prepareDelete(RiverIndexName.Conf.DEFAULT_INDEX_NAME, dbName, "_meta").get();
            client().prepareDelete(RiverIndexName.Conf.DEFAULT_INDEX_NAME, dbName, "_status").get();
        }

        assertThat(awaitBusy(new Predicate<Object>() {
            public boolean apply(Object obj) {
                GetResponse response = client()
                        .prepareGet(RiverIndexName.Conf.DEFAULT_INDEX_NAME, dbName, "_status").get();
                return response.isExists();
            }
        }, 5, TimeUnit.SECONDS), equalTo(false));
    }
}

---

From source file:org.elasticsearch.river.rabbitmq.RabbitMQRiverAsyncTest.java

License:Apache License

@Override
protected void pushMessages(Channel ch) throws IOException {
    String message = "{ \"index\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"1\" } }\n"
            + "{ \"type1\" : { \"field1\" : \"value1\" } }\n"
            + "{ \"delete\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"2\" } }\n"
            + "{ \"create\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"1\" }\n"
            + "{ \"type1\" : { \"field1\" : \"value1\" } }";

    ch.basicPublish("elasticsearch", "elasticsearch", null, message.getBytes());
}

---

From source file:org.elasticsearch.river.rabbitmq.RabbitMQRiverBothScriptTest.java

License:Apache License

public static void main(String[] args) throws Exception {
    Settings settings = ImmutableSettings.settingsBuilder().put("gateway.type", "none")
            .put("index.number_of_shards", 1).put("index.number_of_replicas", 0)
            .put("script.native.mock_script.type", MockScriptFactory.class).build();
    Node node = NodeBuilder.nodeBuilder().settings(settings).node();

    node.client().prepareIndex("_river", "test1", "_meta")
            .setSource(jsonBuilder().startObject().field("type", "rabbitmq").startObject("script_filter")
                    .field("script", "ctx.type1.field1 += param1").field("script_lang", "mvel")
                    .startObject("script_params").field("param1", 1).endObject().endObject()
                    .startObject("bulk_script_filter").field("script", "mock_script")
                    .field("script_lang", "native").endObject().endObject())
            .execute().actionGet();//  w w w . ja v a 2 s . co m

    ConnectionFactory cfconn = new ConnectionFactory();
    cfconn.setHost("localhost");
    cfconn.setPort(AMQP.PROTOCOL.PORT);
    Connection conn = cfconn.newConnection();

    Channel ch = conn.createChannel();
    ch.exchangeDeclare("elasticsearch", "direct", true);
    ch.queueDeclare("elasticsearch", true, false, false, null);

    String message = "{ \"index\" :  { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"1\" } }\n"
            + "{ \"type1\" :  { \"field1\" : 1 } }\n"
            + "{ \"delete\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"2\" } }\n"
            + "{ \"create\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"3\" } }\n"
            + "{ \"type1\" :  { \"field1\" : 2 } }" + "";

    ch.basicPublish("elasticsearch", "elasticsearch", null, message.getBytes());

    ch.close();
    conn.close();

    Thread.sleep(10000);
}

---

From source file:org.elasticsearch.river.rabbitmq.RabbitMQRiverHeartbeatTest.java

License:Apache License

public static void main(String[] args) throws Exception {

    Node node = NodeBuilder.nodeBuilder()
            .settings(ImmutableSettings.settingsBuilder().put("gateway.type", "none")).node();

    node.client().prepareIndex("_river", "test1", "_meta").setSource(jsonBuilder().startObject()
            .field("type", "rabbitmq").startObject("rabbitmq").field("heartbeat", "1s").endObject().endObject())
            .execute().actionGet();//from  w  w w.j a va  2s.  c om

    ConnectionFactory cfconn = new ConnectionFactory();
    cfconn.setHost("localhost");
    cfconn.setPort(AMQP.PROTOCOL.PORT);
    Connection conn = cfconn.newConnection();

    Channel ch = conn.createChannel();
    ch.exchangeDeclare("elasticsearch", "direct", true);
    ch.queueDeclare("elasticsearch", true, false, false, null);

    String message = "{ \"index\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"1\" } }\n"
            + "{ \"type1\" : { \"field1\" : \"value1\" } }\n"
            + "{ \"delete\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"2\" } }\n"
            + "{ \"create\" : { \"_index\" : \"test\", \"_type\" : \"type1\", \"_id\" : \"1\" }\n"
            + "{ \"type1\" : { \"field1\" : \"value1\" } }";

    ch.basicPublish("elasticsearch", "elasticsearch", null, message.getBytes());

    ch.close();
    conn.close();

    Thread.sleep(100000);
}

---

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