io.openmessaging.OMS Java Examples

public static void main(String[] args) throws Exception {
    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

    Consumer consumer = messagingAccessPoint.createConsumer();

    consumer.bindQueue("test_topic_0", new BatchMessageListener() {
        @Override
        public void onReceived(List<Message> messages, Context context) {
            for (Message message : messages) {
                System.out.println(String.format("onReceived, message: %s", message));
            }

            // 代表这一批消息的ack
            context.ack();
        }
    });

    consumer.start();
    System.in.read();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");

    consumer = messagingAccessPoint.createPullConsumer(OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));
    consumer.attachQueue(queueName);

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setOperationTimeout(200);
    localMessageCache = spy(new LocalMessageCache(rocketmqPullConsumer, clientConfig));

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");

    consumer = messagingAccessPoint.createPullConsumer(queueName,
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setOmsOperationTimeout(200);
    localMessageCache = spy(new LocalMessageCache(rocketmqPullConsumer, clientConfig));

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPullConsumer(queueName,
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");

    consumer = messagingAccessPoint.createPullConsumer(OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));
    consumer.attachQueue(queueName);

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setOperationTimeout(200);
    localMessageCache = spy(new LocalMessageCache(rocketmqPullConsumer, clientConfig));

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

public static void main(String[] args) {
    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

    Producer producer = messagingAccessPoint.createProducer();
    producer.start();

    QueueMetaData queueMetaData = producer.getQueueMetaData("test_topic_0");
    for (QueueMetaData.Partition partition : queueMetaData.partitions()) {
        System.out.println(String.format("partition: %s, partitionHost: %s", partition.partitionId(), partition.partitonHost()));
    }

    Message message = producer.createMessage("test_topic_0", "body".getBytes());

    SendResult sendResult = producer.send(message);
    System.out.println(String.format("messageId: %s", sendResult.messageId()));
}
 

/**
 * Returns a {@code MessagingAccessPoint} instance from the specified OMS driver URL with some preset userHeaders.
 *
 * @param url the driver URL.
 * @param attributes the preset userHeaders.
 * @return a {@code MessagingAccessPoint} instance.
 * @throws OMSRuntimeException if the adapter fails to create a {@code MessagingAccessPoint} instance from the URL.
 */
public static MessagingAccessPoint getMessagingAccessPoint(String url, KeyValue attributes) {
    AccessPointURI accessPointURI = new AccessPointURI(url);
    String driverImpl = parseDriverImpl(accessPointURI.getDriverType(), attributes);

    attributes.put(OMSBuiltinKeys.ACCESS_POINTS, accessPointURI.getHosts());
    attributes.put(OMSBuiltinKeys.DRIVER_IMPL, driverImpl);
    attributes.put(OMSBuiltinKeys.REGION, accessPointURI.getRegion());
    attributes.put(OMSBuiltinKeys.ACCOUNT_ID, accessPointURI.getAccountId());

    try {
        Class<?> driverImplClass = Class.forName(driverImpl);
        Constructor constructor = driverImplClass.getConstructor(KeyValue.class);
        MessagingAccessPoint vendorImpl = (MessagingAccessPoint) constructor.newInstance(attributes);
        checkSpecVersion(OMS.specVersion, vendorImpl.version());
        return vendorImpl;
    } catch (Throwable e) {
        throw generateException(OMSResponseStatus.STATUS_10000, url);
    }
}
 

public static void main(String[] args) {
        KeyValue keyValue = OMS.newKeyValue();
        keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

        MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

        Producer producer = messagingAccessPoint.createProducer();
        producer.start();

        List<Message> messages = new ArrayList<>();

        for (int i = 0; i < 10; i++) {
            Message message = producer.createMessage("test_topic_0", "body".getBytes());
            messages.add(message);
        }

        Future<SendResult> future = producer.sendAsync(messages);

//        future.addListener(new FutureListener<SendResult>() {
//            @Override
//            public void operationComplete(Future<SendResult> future) {
//                System.out.println(future.get().messageId());
//            }
//        });
        System.out.println(future.get().messageId());
    }
 

public static void main(String[] args) {
    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

    Producer producer = messagingAccessPoint.createProducer();
    producer.start();

    List<Message> messages = new ArrayList<>();

    for (int i = 0; i < 10; i++) {
        Message message = producer.createMessage("test_topic_0", "body".getBytes());
        messages.add(message);
    }

    producer.send(messages);
}
 

public static void main(String[] args) throws Exception {
        KeyValue keyValue = OMS.newKeyValue();
        keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");
        keyValue.put(JoyQueueBuiltinKeys.TRANSACTION_TIMEOUT, 1000 * 10);

        MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

        Producer producer = messagingAccessPoint.createProducer();
        producer.start();

        Message message = producer.createMessage("test_topic_0", "body".getBytes());
        Future<SendResult> future = producer.sendAsync(message);

//        future.addListener(new FutureListener<SendResult>() {
////            @Override
////            public void operationComplete(Future<SendResult> future) {
////                System.out.println(future.get().messageId());
////            }
////        });

        System.out.println(future.get().messageId());
    }
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");

    consumer = messagingAccessPoint.createPullConsumer(queueName,
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setOmsOperationTimeout(200);
    localMessageCache = spy(new LocalMessageCache(rocketmqPullConsumer, clientConfig));

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

public static void main(String[] args) {
    //Load and start the vendor implementation from a specific OMS driver URL.
    final MessagingAccessPoint messagingAccessPoint =
        OMS.getMessagingAccessPoint("oms:rocketmq://[email protected]/us-east");

    //Start a PullConsumer to receive messages from the specific queue.
    final PullConsumer consumer = messagingAccessPoint.createPullConsumer();

    //Register a shutdown hook to close the opened endpoints.
    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override
        public void run() {
            consumer.stop();
        }
    }));

    consumer.bindQueue(Arrays.asList("NS://HELLO_QUEUE"));
    consumer.start();

    Message message = consumer.receive(1000);
    System.out.println("Received message: " + message);
    //Acknowledge the consumed message
    consumer.ack(message.getMessageReceipt());
    consumer.stop();

}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");

    consumer = messagingAccessPoint.createPullConsumer(OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));
    consumer.attachQueue(queueName);

    Field field = PullConsumerImpl.class.getDeclaredField("rocketmqPullConsumer");
    field.setAccessible(true);
    field.set(consumer, rocketmqPullConsumer); //Replace

    ClientConfig clientConfig = new ClientConfig();
    clientConfig.setOperationTimeout(200);
    localMessageCache = spy(new LocalMessageCache(rocketmqPullConsumer, clientConfig));

    field = PullConsumerImpl.class.getDeclaredField("localMessageCache");
    field.setAccessible(true);
    field.set(consumer, localMessageCache);

    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

@Before
public void init() throws NoSuchFieldException, IllegalAccessException {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");
    consumer = messagingAccessPoint.createPushConsumer(
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "TestGroup"));

    Field field = PushConsumerImpl.class.getDeclaredField("rocketmqPushConsumer");
    field.setAccessible(true);
    DefaultMQPushConsumer innerConsumer = (DefaultMQPushConsumer) field.get(consumer);
    field.set(consumer, rocketmqPushConsumer); //Replace

    when(rocketmqPushConsumer.getMessageListener()).thenReturn(innerConsumer.getMessageListener());
    messagingAccessPoint.startup();
    consumer.startup();
}
 

public AccessPointContainer(String id, String url, List<KeyValueAttribute> attributes) {
    KeyValue keyValue = OMS.newKeyValue();
    for (KeyValueAttribute attribute : attributes) {
        keyValue.put(attribute.getKey(), attribute.getValue());
    }
    this.id = id;
    this.url = url;
    this.attributes = keyValue;
}
 

public static KeyValue buildKeyValue(KeyValue... keyValues) {
    KeyValue keyValue = OMS.newKeyValue();
    for (KeyValue properties : keyValues) {
        for (String key : properties.keySet()) {
            keyValue.put(key, properties.getString(key));
        }
    }
    return keyValue;
}
 

public PushConsumerImpl(final KeyValue properties) {
    this.rocketmqPushConsumer = new DefaultMQPushConsumer();
    this.properties = properties;
    this.clientConfig = BeanUtils.populate(properties, ClientConfig.class);

    if ("true".equalsIgnoreCase(System.getenv("OMS_RMQ_DIRECT_NAME_SRV"))) {
        String accessPoints = clientConfig.getAccessPoints();
        if (accessPoints == null || accessPoints.isEmpty()) {
            throw new OMSRuntimeException("-1", "OMS AccessPoints is null or empty.");
        }
        this.rocketmqPushConsumer.setNamesrvAddr(accessPoints.replace(',', ';'));
    }

    String consumerGroup = clientConfig.getConsumerId();
    if (null == consumerGroup || consumerGroup.isEmpty()) {
        throw new OMSRuntimeException("-1", "Consumer Group is necessary for RocketMQ, please set it.");
    }
    this.rocketmqPushConsumer.setConsumerGroup(consumerGroup);
    this.rocketmqPushConsumer.setMaxReconsumeTimes(clientConfig.getRmqMaxRedeliveryTimes());
    this.rocketmqPushConsumer.setConsumeTimeout(clientConfig.getRmqMessageConsumeTimeout());
    this.rocketmqPushConsumer.setConsumeThreadMax(clientConfig.getRmqMaxConsumeThreadNums());
    this.rocketmqPushConsumer.setConsumeThreadMin(clientConfig.getRmqMinConsumeThreadNums());

    String consumerId = OMSUtil.buildInstanceName();
    this.rocketmqPushConsumer.setInstanceName(consumerId);
    properties.put(OMSBuiltinKeys.CONSUMER_ID, consumerId);
    this.rocketmqPushConsumer.setLanguage(LanguageCode.OMS);

    this.rocketmqPushConsumer.registerMessageListener(new MessageListenerImpl());
}
 

public static void main(String[] args) {
    final MessagingAccessPoint messagingAccessPoint = OMS
        .getMessagingAccessPoint("oms:rocketmq://localhost:9876/default:default");

    final PushConsumer consumer = messagingAccessPoint.
        createPushConsumer(OMS.newKeyValue().put(OMSBuiltinKeys.CONSUMER_ID, "OMS_CONSUMER"));

    messagingAccessPoint.startup();
    System.out.printf("MessagingAccessPoint startup OK%n");

    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override
        public void run() {
            consumer.shutdown();
            messagingAccessPoint.shutdown();
        }
    }));

    consumer.attachQueue("OMS_HELLO_TOPIC", new MessageListener() {
        @Override
        public void onReceived(Message message, Context context) {
            System.out.printf("Received one message: %s%n", message.sysHeaders().getString(Message.BuiltinKeys.MESSAGE_ID));
            context.ack();
        }
    });

    consumer.startup();
    System.out.printf("Consumer startup OK%n");
}
 

public static void main(String[] args) {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");

    final PushConsumer consumer = messagingAccessPoint.
        createPushConsumer(OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "OMS_CONSUMER"));

    messagingAccessPoint.startup();
    System.out.printf("MessagingAccessPoint startup OK%n");

    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override
        public void run() {
            consumer.shutdown();
            messagingAccessPoint.shutdown();
        }
    }));

    consumer.attachQueue("OMS_HELLO_TOPIC", new MessageListener() {
        @Override
        public void onMessage(final Message message, final ReceivedMessageContext context) {
            System.out.printf("Received one message: %s%n", message.headers().getString(MessageHeader.MESSAGE_ID));
            context.ack();
        }
    });

    consumer.startup();
    System.out.printf("Consumer startup OK%n");
}
 

public static void main(String[] args) {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");

    final PushConsumer consumer = messagingAccessPoint.
        createPushConsumer(OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "OMS_CONSUMER"));

    messagingAccessPoint.startup();
    System.out.printf("MessagingAccessPoint startup OK%n");

    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override
        public void run() {
            consumer.shutdown();
            messagingAccessPoint.shutdown();
        }
    }));

    consumer.attachQueue("OMS_HELLO_TOPIC", new MessageListener() {
        @Override
        public void onMessage(final Message message, final ReceivedMessageContext context) {
            System.out.printf("Received one message: %s%n", message.headers().getString(MessageHeader.MESSAGE_ID));
            context.ack();
        }
    });

    consumer.startup();
    System.out.printf("Consumer startup OK%n");
}
 

public static void main(String[] args) {
    final MessagingAccessPoint messagingAccessPoint = MessagingAccessPointFactory
        .getMessagingAccessPoint("openmessaging:rocketmq://IP1:9876,IP2:9876/namespace");

    final PullConsumer consumer = messagingAccessPoint.createPullConsumer("OMS_HELLO_TOPIC",
        OMS.newKeyValue().put(NonStandardKeys.CONSUMER_GROUP, "OMS_CONSUMER"));

    messagingAccessPoint.startup();
    System.out.printf("MessagingAccessPoint startup OK%n");

    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override
        public void run() {
            consumer.shutdown();
            messagingAccessPoint.shutdown();
        }
    }));

    consumer.startup();
    System.out.printf("Consumer startup OK%n");

    while (true) {
        Message message = consumer.poll();
        if (message != null) {
            String msgId = message.headers().getString(MessageHeader.MESSAGE_ID);
            System.out.printf("Received one message: %s%n", msgId);
            consumer.ack(msgId);
        }
    }
}
 

public static KeyValue convert(Map<String, String> attributes) {
    KeyValue result = OMS.newKeyValue();
    if (attributes != null && !attributes.isEmpty()) {
        for (Map.Entry<String, String> entry : attributes.entrySet()) {
            result.put(entry.getKey(), entry.getValue());
        }
    }
    return result;
}
 

public static void main(String[] args) throws Exception {
    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

    Consumer consumer = messagingAccessPoint.createConsumer();
    consumer.start();

    // 绑定主题，将要消费的主题
    consumer.bindQueue("test_topic_0");

    while (true) {
        System.out.println("doReceive");
        // 拉取单条消息
        // 参数是超时时间，只是网络请求的超时
        Message message = consumer.receive(1000 * 10);

        // 没有拉取到，继续循环
        if (message == null) {
            continue;
        }

        // 拉取到消息，打印日志并ack
        System.out.println(String.format("receive, message: %s", message));
        consumer.ack(message.getMessageReceipt());

        Thread.currentThread().sleep(1000 * 1);
    }
}
 

public static void main(String[] args) throws Exception {
    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, "test_token");

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint("oms:joyqueue://[email protected]:50088/UNKNOWN", keyValue);

    Consumer consumer = messagingAccessPoint.createConsumer();
    consumer.start();

    // 绑定主题，将要消费的主题
    consumer.bindQueue("test_topic_0");

    // 这里只是简单例子，根据具体情况进行调度处理
    // 参数是超时时间，只是网络请求的超时
    while (true) {
        System.out.println("doReceive");

        // 批量拉取消息
        List<Message> messages = consumer.batchReceive(1000 * 10);

        if (CollectionUtils.isEmpty(messages)) {
            continue;
        }

        for (Message message : messages) {
            // 拉取到消息，打印日志并ack
            System.out.println(String.format("receive, message: %s", messages));
            consumer.ack(message.getMessageReceipt());
        }

        Thread.currentThread().sleep(1000 * 1);
    }
}
 

public static void main(String[] args) throws Exception {
    final String app = "test_app";
    final String token = "some token";
    final String dataCenter = "default";
    final String brokerAddr = "127.0.0.1:50088";
    final String topic = "test_topic_0";
    // oms:joyqueue://[email protected]:50088/default
    final String url = "oms:joyqueue://" + app +  "@" + brokerAddr + "/" + dataCenter;

    KeyValue keyValue = OMS.newKeyValue();
    keyValue.put(OMSBuiltinKeys.ACCOUNT_KEY, token);

    MessagingAccessPoint messagingAccessPoint = OMS.getMessagingAccessPoint(url, keyValue);

    // 创建consumer实例
    Consumer consumer = messagingAccessPoint.createConsumer();

    // 绑定需要消费的topic和对应的listener
    consumer.bindQueue(topic, new MessageListener() {
        @Override
        public void onReceived(Message message, Context context) {
            System.out.println(String.format("onReceived, message: %s", message));

            // 确认消息消费成功，如果没有确认或抛出异常会进入重试队列
            context.ack();
        }
    });

    consumer.start();
    System.in.read();
}