Example usage for com.rabbitmq.client Channel queueDeclare

List of usage examples for com.rabbitmq.client Channel queueDeclare

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Introduction

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

Prototype

Queue.DeclareOk queueDeclare(String queue, boolean durable, boolean exclusive, boolean autoDelete,
        Map<String, Object> arguments) throws IOException;

Source Link

Document

Declare a queue

Usage

From source file:com.netcore.hsmart.dlrreceiverserver.PublishDlr.java

@POST
@Path("post")
@Consumes(MediaType.APPLICATION_FORM_URLENCODED)
public Response processDlrRequestPOST(@DefaultValue(DEFAULT_GATEWAY_ID) @QueryParam("gid") String tempGatewayId,
        @Context HttpServletRequest requestContext, MultivaluedMap<String, String> queryParams)
        throws TimeoutException, IOException {

    Logger logger = LoggerFactory.getLogger(PublishDlr.class);

    logger.info("IP:" + requestContext.getRemoteAddr() + "|METHOD:" + requestContext.getMethod()
            + "|GATEWAY_ID:" + AppConstants.getGatewayIdByCode(tempGatewayId) + "|QUERY_STRING:"
            + queryParams.toString());//www.  j  a va 2s.  c  o m

    if (tempGatewayId == null || DEFAULT_GATEWAY_ID.equals(tempGatewayId) || "".equals(tempGatewayId)) { // gateway param in GET is not present

        if (queryParams.containsKey("gid")) {
            tempGatewayId = queryParams.get("gid").get(0);
            logger.info("gid param in POST");
            queryParams.add("gid", tempGatewayId);
        } else {
            queryParams.add("gid", null);
            logger.info("gid paramter missing");
        }
    } else {
        logger.info("gid param in GET");
        queryParams.add("gid", tempGatewayId);
    }

    logger.info("GID: " + tempGatewayId);

    if (queryParams.get("gid") != null
            && Utilities.isValidGateway(AppConstants.getGatewayIdByCode(tempGatewayId))) {

        String gatewayId = AppConstants.getGatewayIdByCode(tempGatewayId);

        // adding gateway stats per hour wise
        AppConstants.getHazelcastClient().getAtomicLong(
                "PUBDLR_GATEWAY_" + gatewayId + "_" + new SimpleDateFormat("yyyy-MM-dd-HH").format(new Date()))
                .incrementAndGet();

        try {

            // adding DLR type too

            PAYLOAD.put("gateway_id", gatewayId);
            PAYLOAD.put("dlr_type", "DLR");

            queryParams.forEach((k, v) -> buildPayload(k, v.get(0)));

            logger.info("PAYLOAD_FOR_MQ:" + PAYLOAD);

            Channel channel = AppConstants.getRabbitMqConnection().createChannel();

            channel.exchangeDeclare(AppConstants.getDlrReceiverExchangeName(), "direct");
            channel.queueDeclare(AppConstants.getDlrReceiverQueuePrefix() + gatewayId, true, false, false,
                    null);
            channel.queueBind(AppConstants.getDlrReceiverQueuePrefix() + gatewayId,
                    AppConstants.getDlrReceiverExchangeName(), gatewayId);
            channel.basicPublish(AppConstants.getDlrReceiverExchangeName(), gatewayId, null,
                    Utilities.encrypt(PAYLOAD.toString()).getBytes());

            channel.close();

            logger.info("PUBLISH_STATUS:SUCCESS");

            return Response.status(200).entity(buildJsonResponse("SUCCESS", "NULL", "NULL").toString()).build();

        } catch (Exception e) {
            logger.error("ERROR:HSMART_PUBDLR_1600");
            logger.error("EXCEPTION:" + e.getMessage());
            logger.info("PUBLISH_STATUS:FAIL");
            return Response.status(AppConstants.getApplicationCodeHttpStatus("HSMART_PUBDLR_1600"))
                    .entity(buildJsonResponse("FAIL", "HSMART_PUBDLR_1600",
                            AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1600")).toString())
                    .build();

        }

    } else {
        logger.error("ERROR:HSMART_PUBDLR_1001");
        logger.error("ERROR_MSG:" + AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1001"));
        logger.info("PUBLISH_STATUS:FAIL");
        return Response.status(AppConstants.getApplicationCodeHttpStatus("HSMART_PUBDLR_1001"))
                .entity(buildJsonResponse("fail", "HSMART_PUBDLR_1001",
                        AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1001")).toString())
                .build();

    }

}

From source file:com.netcore.hsmart.dlrreceiverserver.PublishDlr.java

@GET
@Path("get")
public Response processDlrRequestGET(@DefaultValue(DEFAULT_GATEWAY_ID) @QueryParam("gid") String tempGatewayId,
        @Context HttpServletRequest requestContext) throws TimeoutException, IOException {

    Logger logger = LoggerFactory.getLogger(PublishDlr.class);

    Map<String, String[]> queryParams = requestContext.getParameterMap();

    logger.info("IP:" + requestContext.getRemoteAddr() + "|METHOD:" + requestContext.getMethod()
            + "|QUERY_STRING:" + requestContext.getQueryString());

    logger.info(AppConstants.getGatewayIdByCode(tempGatewayId));

    if (queryParams.get("gid") != null
            && Utilities.isValidGateway(AppConstants.getGatewayIdByCode(tempGatewayId))) {

        String gatewayId = AppConstants.getGatewayIdByCode(tempGatewayId);

        // adding gateway stats per hour wise
        AppConstants.getHazelcastClient().getAtomicLong(
                "PUBDLR_GATEWAY_" + gatewayId + "_" + new SimpleDateFormat("yyyy-MM-dd-HH").format(new Date()))
                .incrementAndGet();/*  w  ww .  j  a v  a  2  s  .  c o m*/

        try {

            // adding DLR type too
            // PAYLOAD = AppConstants.getPayloadGroupSeparator() +
            // "gateway_id" + AppConstants.getPayloadKVSeparator()
            // + gatewayId+AppConstants.getPayloadGroupSeparator() +
            // "dlr_type" + AppConstants.getPayloadKVSeparator()
            // + "DLR";
            PAYLOAD.put("gateway_id", gatewayId);
            PAYLOAD.put("dlr_type", "DLR");

            // queryParams.forEach((k, v) -> buildPayload(k, v));

            Iterator i = queryParams.keySet().iterator();

            while (i.hasNext()) {

                String key = (String) i.next();
                String value = ((String[]) queryParams.get(key))[0];
                buildPayload(key, value);

            }

            logger.info("PAYLOAD_FOR_MQ:" + PAYLOAD);

            Channel channel = AppConstants.getRabbitMqConnection().createChannel();

            channel.exchangeDeclare(AppConstants.getDlrReceiverExchangeName(), "direct");
            channel.queueDeclare(AppConstants.getDlrReceiverQueuePrefix() + gatewayId, true, false, false,
                    null);
            channel.queueBind(AppConstants.getDlrReceiverQueuePrefix() + gatewayId,
                    AppConstants.getDlrReceiverExchangeName(), gatewayId);
            channel.basicPublish(AppConstants.getDlrReceiverExchangeName(), gatewayId, null,
                    Utilities.encrypt(PAYLOAD.toString()).getBytes());

            channel.close();

            logger.info("PUBLISH_STATUS:SUCCESS");

            return Response.status(200).entity(buildJsonResponse("SUCCESS", "NULL", "NULL").toString()).build();

        } catch (Exception e) {
            logger.error("ERROR:HSMART_PUBDLR_1600");
            logger.error("EXCEPTION:" + e.getMessage());
            logger.info("PUBLISH_STATUS:FAIL");
            return Response.status(AppConstants.getApplicationCodeHttpStatus("HSMART_PUBDLR_1600"))
                    .entity(buildJsonResponse("FAIL", "HSMART_PUBDLR_1600",
                            AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1600")).toString())
                    .build();

        }

    } else {
        logger.error("ERROR:HSMART_PUBDLR_1001");
        logger.error("ERROR_MSG:" + AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1001"));
        logger.info("PUBLISH_STATUS:FAIL");
        return Response.status(AppConstants.getApplicationCodeHttpStatus("HSMART_PUBDLR_1001"))
                .entity(buildJsonResponse("fail", "HSMART_PUBDLR_1001",
                        AppConstants.getApplicationCodeMessage("HSMART_PUBDLR_1001")).toString())
                .build();

    }

}

From source file:com.netcore.hsmart.smsconsumers.SmsConsumer1000.java

/**
 * @param args the command line arguments
 * @throws java.lang.Exception//w w w .  ja  v  a 2 s .  c o m
 */
public static void main(String[] args) throws Exception {

    /**
     * Set properties at runtime
     */
    System.setProperty("smsconsumer_logfile", GATEWAY_ID + "_sms_consumer.log");
    AppConstants.loadAppConfig();

    final String queueName = AppConstants.getSmsReceiverQueuePrefix() + GATEWAY_ID;
    final String exchangeName = AppConstants.getSmsReceiverExchangeName();
    final String routingKey = GATEWAY_ID;

    Logger logger = LoggerFactory.getLogger(SmsConsumer1000.class);

    try {

        Connection connection = AppConstants.getRabbitMqObject().newConnection();

        connection.addShutdownListener(new ShutdownListener() {
            @Override
            public void shutdownCompleted(ShutdownSignalException cause) {
                //throw new UnsupportedOperationException("Not supported yet.");
                if (cause.isHardError()) {
                    Connection conn;
                    conn = (Connection) cause.getReference();
                    if (!cause.isInitiatedByApplication()) {
                        Method reason = cause.getReason();
                        logger.info("REASON:" + reason.toString());
                    }

                } else {
                    Channel ch = (Channel) cause.getReference();
                    logger.info("NO HARDSHUTDOWN");
                }
            }
        });

        Channel channel = connection.createChannel();

        channel.exchangeDeclare(exchangeName, "direct");
        channel.queueDeclare(queueName, true, false, false, null);
        channel.queueBind(queueName, exchangeName, routingKey);
        channel.basicQos(1000);
        //channel.addShutdownListener(listener);
        logger.info(" [*] Waiting for messages from gateway " + GATEWAY_ID + ". To exit press CTRL+C");

        Consumer consumer;

        consumer = new DefaultConsumer(channel) {
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                    byte[] body) throws IOException {

                Map<String, String> dataToPost = new HashMap<>();
                String payload = new String(body, "UTF-8");

                String payloadParts[] = payload.split(AppConstants.getPayloadGroupSeparator());

                for (String payloadPart : payloadParts) {
                    String s[] = payloadPart.split(AppConstants.getPayloadKVSeparator());
                    dataToPost.put(s[0], s[1]);
                }
                logger.info("REF_ID:" + dataToPost.get("ref_id") + "|START+++++++++++++++");
                logger.info("REF_ID:" + dataToPost.get("ref_id") + "|PAYLOAD:" + payload);

                long deliveryTag = envelope.getDeliveryTag();

                if (invokeApiCall(dataToPost)) {
                    if (saveRequestData()) {

                        channel.basicAck(deliveryTag, false);
                    } else {
                        channel.basicNack(deliveryTag, false, true);
                    }

                } else {
                    channel.basicNack(deliveryTag, false, true);
                }

                /**
                 * release memory
                 */
                logger.info("REF_ID:" + dataToPost.get("ref_id") + "|END-----------------");
                API_CALL_STATS.clear();
                dataToPost.clear();
                payloadParts = null;

            }
        };

        String cTag = channel.basicConsume(queueName, false, consumer);
        logger.info("CONSUMER TAG : " + cTag);

    } catch (IOException | TimeoutException e) {
        logger.error("RMQ_ERROR:" + e.getMessage());
    }
}

From source file:com.netcore.hsmart.smsreceiverserver.PublishSms.java

@GET
public Response processSmsRequest(@DefaultValue(DEFAULT_MSIDIN) @QueryParam("mobile_number") String msisdn,
        @DefaultValue(DEFAULT_MSG_TYPE) @QueryParam("message_type") String msgType,
        @DefaultValue(DEFAULT_MESSAGE) @QueryParam("message") String message,
        @DefaultValue(DEFAULT_GATEWAY_ID) @QueryParam("gateway_id") String gatewayId,
        @DefaultValue(DEFAULT_SENDER_ID) @QueryParam("sender_id") String senderId,
        @DefaultValue(DEFAULT_PRIORITY) @QueryParam("priority") String priority,
        @Context HttpServletRequest requestContext) throws TimeoutException, IOException {

    Logger logger = LoggerFactory.getLogger(PublishSms.class);
    Long REF_ID = null;//w  w  w. j a  v  a 2  s . c  o m
    try {

        REF_ID = AppConstants.refIdCounter().getAndIncrement();

        //adding gateway stats per hour wise
        AppConstants.getHazelcastClient().getAtomicLong(
                "PUBSMS_GATEWAY_" + gatewayId + "_" + new SimpleDateFormat("yyyy-MM-dd-HH").format(new Date()))
                .incrementAndGet();

        //logger.info("TOTAL_HITS:"+AppConstants.getHazelcastClient().getAtomicLong("PUBSMS_GATEWAY_"+gatewayId+"_"+new SimpleDateFormat("yyyy-MM-dd-HH").format(new Date())).get());

    } catch (Exception e) {
        logger.error("REF_ID:" + REF_ID + "|HAZELCAST_ERROR:" + e.getMessage());
        logger.error(
                "REF_ID:" + REF_ID + "|ERROR:" + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1001"));
        logger.info("REF_ID:" + REF_ID + "|PUBLISH_STATUS:"
                + AppConstants.getApplicationCodeMessage("HSMART_GEN_1001"));
        return Response.status(400).entity(
                "<?xml version='1.0'?><HTTP><response><status>fail</status><error><code>HSMART_PUBSMS_1001</code><desc>"
                        + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1001")
                        + "</desc></error></response></HTTP>")
                .build();
    }

    logger.info("REF_ID:" + REF_ID + "|QUERY_STRING:" + requestContext.getQueryString());
    logger.info("REF_ID:" + REF_ID + "|IP:" + requestContext.getRemoteAddr());
    //logger.info("REF_ID:" + REF_ID + "|GAT:" + AppConstants.getGatewayCode(gatewayId));

    if ((msisdn == null ? (DEFAULT_MSIDIN != null) : !msisdn.equals(DEFAULT_MSIDIN) && !msisdn.isEmpty())
            && (msgType == null ? (DEFAULT_MSG_TYPE != null)
                    : !msgType.equals(DEFAULT_MSG_TYPE) && !msgType.isEmpty())
            && (message == null ? (DEFAULT_MESSAGE != null)
                    : !message.equals(DEFAULT_MESSAGE) && !message.isEmpty())
            && (gatewayId == null ? (DEFAULT_GATEWAY_ID != null)
                    : !gatewayId.equals(DEFAULT_GATEWAY_ID) && !gatewayId.isEmpty())
            && (senderId == null ? (DEFAULT_SENDER_ID != null)
                    : !senderId.equals(DEFAULT_SENDER_ID) && !senderId.isEmpty())
            && (priority == null ? (DEFAULT_PRIORITY != null)
                    : !priority.equals(DEFAULT_PRIORITY) && !priority.isEmpty())) {

        Boolean isValidGateway = Utilities.isValidGateway(gatewayId);

        if (isValidGateway) {

            try {
                final String payload = "ref_id" + AppConstants.getPayloadKVSeparator() + REF_ID
                        + AppConstants.getPayloadGroupSeparator() + "gateway_id"
                        + AppConstants.getPayloadKVSeparator() + gatewayId
                        + AppConstants.getPayloadGroupSeparator() + "message"
                        + AppConstants.getPayloadKVSeparator() + URLEncoder.encode(message, "UTF-8")
                        + AppConstants.getPayloadGroupSeparator() + "msisdn"
                        + AppConstants.getPayloadKVSeparator() + msisdn
                        + AppConstants.getPayloadGroupSeparator() + "sender_id"
                        + AppConstants.getPayloadKVSeparator() + senderId
                        + AppConstants.getPayloadGroupSeparator() + "message_type"
                        + AppConstants.getPayloadKVSeparator() + msgType;

                logger.info("REF_ID:" + REF_ID + "|PAYLOAD_FOR_MQ:" + payload);

                Channel channel = AppConstants.getRabbitMqConnection().createChannel();
                channel.exchangeDeclare(AppConstants.getSmsReceiverExchangeName(), "direct");
                channel.queueDeclare(AppConstants.getSmsReceiverQueuePrefix() + gatewayId, true, false, false,
                        null);
                channel.queueBind(AppConstants.getSmsReceiverQueuePrefix() + gatewayId,
                        AppConstants.getSmsReceiverExchangeName(), gatewayId);
                channel.basicPublish(AppConstants.getSmsReceiverExchangeName(), gatewayId, null,
                        payload.getBytes());

                channel.close();
                //AppConstants.getRabbitMqConnection().close();
                logger.info("REF_ID:" + REF_ID + "|PUBLISH_STATUS:"
                        + AppConstants.getApplicationCodeMessage("HSMART_GEN_1000"));

                return Response.status(200).entity("<?xml version='1.0'?><HTTP><response><requestid>" + REF_ID
                        + "</requestid></response></HTTP>").build();
            } catch (NumberFormatException | IOException | TimeoutException e) {
                logger.error("REF_ID:" + REF_ID + "|EXCEPTION:" + e.getMessage());
                logger.error("REF_ID:" + REF_ID + "|ERROR:"
                        + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1001"));
                logger.info("REF_ID:" + REF_ID + "|PUBLISH_STATUS:"
                        + AppConstants.getApplicationCodeMessage("HSMART_GEN_1001"));
                return Response.status(400).entity(
                        "<?xml version='1.0'?><HTTP><response><status>fail</status><error><code>HSMART_PUBSMS_1001</code><desc>"
                                + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1001")
                                + "</desc></error></response></HTTP>")
                        .build();
            }

        } else {
            logger.error("REF_ID:" + REF_ID + "|ERROR:"
                    + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1002"));
            logger.info("REF_ID:" + REF_ID + "|PUBLISH_STATUS:"
                    + AppConstants.getApplicationCodeMessage("HSMART_GEN_1001"));
            return Response.status(400).entity(
                    "<?xml version='1.0'?><HTTP><response><status>fail</status><error><code>HSMART_PUBSMS_1002</code><desc>"
                            + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1002")
                            + "</desc></error></response></HTTP>")
                    .build();
        }
    } else {
        logger.error(
                "REF_ID:" + REF_ID + "|ERROR:" + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1003"));
        logger.info("REF_ID:" + REF_ID + "|PUBLISH_STATUS:"
                + AppConstants.getApplicationCodeMessage("HSMART_GEN_1001"));
        return Response.status(400).entity(
                "<?xml version='1.0'?><HTTP><response><status>fail</status><error><code>HSMART_PUBSMS_1003</code><desc>"
                        + AppConstants.getApplicationCodeMessage("HSMART_PUBSMS_1003")
                        + "</desc></error></response></HTTP>")
                .build();
    }
}

From source file:com.nxttxn.vramel.components.rabbitMQ.RabbitMQEndpoint.java

License:Apache License

/**
 * If needed, declare Exchange, declare Queue and bind them with Routing Key
 *//*  w  w  w .  j  ava2s .  c o  m*/
public void declareExchangeAndQueue(Channel channel) throws IOException {
    HashMap<String, Object> queueArgs = null;
    if (deadLetterExchange != null) {
        queueArgs = new HashMap<String, Object>();
        queueArgs.put(RabbitMQConstants.RABBITMQ_DEAD_LETTER_EXCHANGE, getDeadLetterExchange());
        queueArgs.put(RabbitMQConstants.RABBITMQ_DEAD_LETTER_ROUTING_KEY, getDeadLetterRoutingKey());

        channel.exchangeDeclare(getDeadLetterExchange(), getDeadLetterExchangeType(), isDurable(),
                isAutoDelete(), new HashMap<String, Object>());
        channel.queueDeclare(getDeadLetterQueue(), isDurable(), false, isAutoDelete(), null);
        channel.queueBind(getDeadLetterQueue(), getDeadLetterExchange(),
                getDeadLetterRoutingKey() == null ? "" : getDeadLetterRoutingKey());
    }
    channel.exchangeDeclare(getExchangeName(), getExchangeType(), isDurable(), isAutoDelete(),
            new HashMap<String, Object>());
    if (getQueue() != null) {
        // need to make sure the queueDeclare is same with the exchange declare
        channel.queueDeclare(getQueue(), isDurable(), false, isAutoDelete(), queueArgs);
        channel.queueBind(getQueue(), getExchangeName(), getRoutingKey() == null ? "" : getRoutingKey());
    }
}

From source file:com.pcs.test.amqp.Consumer.java

License:Open Source License

public static void main(String[] args) throws IOException, TimeoutException, ShutdownSignalException,
        ConsumerCancelledException, InterruptedException {
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("pcss-hdop04");
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    System.out.println("listen for messages");

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

    while (true) {
        QueueingConsumer.Delivery delivery = consumer.nextDelivery();
        String msg = new String(delivery.getBody(), "UTF-8");
        System.out.println("Msg received " + msg);
    }//from   w  w w .  jav a2  s .c  om
}

From source file:com.pcs.test.amqp.Publisher.java

License:Open Source License

public static void main(String[] args) throws IOException, TimeoutException {
    System.out.println("starting");
    ConnectionFactory factory = new ConnectionFactory();
    factory.setHost("pcss-hdop04");
    factory.setAutomaticRecoveryEnabled(true);
    Connection connection = factory.newConnection();
    Channel channel = connection.createChannel();
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    String message = "first message , hello world";
    channel.basicPublish("", QUEUE_NAME, null, message.getBytes());
    System.out.println("message sent");

    channel.close();/* w w  w .jav a2  s .  c  o m*/
    connection.close();
}

From source file:com.project.finalproject.Recv.java

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

    Consumer consumer = new DefaultConsumer(channel) {
        @Override//w ww  .  j a va2  s .  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 '" + message + "'");
        }
    };
    channel.basicConsume(QUEUE_NAME, true, consumer);
}

From source file:com.project.finalproject.Send.java

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);

    try {//from   w ww .j a  va2 s  . co  m
        InputStream is = new FileInputStream("hr.json");
        String jsontxt = IOUtils.toString(is);
        JSONObject jsonObject = new JSONObject(jsontxt);
        JSONArray stream = jsonObject.getJSONArray("stream");
        for (int i = 0; i < stream.length(); i++) {
            String message = stream.getJSONObject(i).getString("value");
            channel.basicPublish("", QUEUE_NAME, null, message.getBytes("UTF-8"));
            System.out.println(" [x] Sent '" + message + "'");
            TimeUnit.SECONDS.sleep(1);
        }
    } catch (FileNotFoundException fe) {
        fe.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }

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

From source file:com.qt.core.util.MqConnectionUtil.java

License:Open Source License

public Channel getChannel(String key, String queueName, boolean durable) throws IOException {
    Connection connection = connectionMap.get(key);
    Channel channel = channelMap.get(key + queueName);
    if (channel == null || !channel.isOpen()) {
        channel = connection.createChannel();
        channel.queueDeclare(queueName, durable, false, false, null); // ???
        channelMap.put(key + queueName, channel);
    }//www . j  a v a  2  s . c  om
    return channel;
}