Package com.alibaba.rocketmq.common.message

Examples of com.alibaba.rocketmq.common.message.MessageExt

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            throws RemotingCommandException {
        final CheckTransactionStateRequestHeader requestHeader =
                (CheckTransactionStateRequestHeader) request
                    .decodeCommandCustomHeader(CheckTransactionStateRequestHeader.class);
        final ByteBuffer byteBuffer = ByteBuffer.wrap(request.getBody());
        final MessageExt messageExt = MessageDecoder.decode(byteBuffer);
        if (messageExt != null) {
            final String group = messageExt.getProperty(MessageConst.PROPERTY_PRODUCER_GROUP);
            if (group != null) {
                MQProducerInner producer = this.mqClientFactory.selectProducer(group);
                if (producer != null) {
                    final String addr = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
                    producer.checkTransactionState(addr, messageExt, requestHeader);
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        RemotingCommand response = this.remotingClient.invokeSync(addr, request, timeoutMillis);
        assert response != null;
        switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            ByteBuffer byteBuffer = ByteBuffer.wrap(response.getBody());
            MessageExt messageExt = MessageDecoder.decode(byteBuffer);
            // 清除虚拟运行环境相关的projectGroupPrefix
            if (!UtilAll.isBlank(projectGroupPrefix)) {
                messageExt.setTopic(VirtualEnvUtil.clearProjectGroup(messageExt.getTopic(),
                    projectGroupPrefix));
            }
            return messageExt;
        }
        default:
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            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> msgs,
                    ConsumeConcurrentlyContext context) {
                System.out.println(Thread.currentThread().getName() + " Receive New Messages: " + msgs);

                MessageExt msg = msgs.get(0);
                if (msg.getTopic().equals("TopicTest1")) {
                    // 执行TopicTest1的消费逻辑
                    if (msg.getTags() != null && msg.getTags().equals("TagA")) {
                        // 执行TagA的消费
                    }
                    else if (msg.getTags() != null && msg.getTags().equals("TagC")) {
                        // 执行TagC的消费
                    }
                    else if (msg.getTags() != null && msg.getTags().equals("TagD")) {
                        // 执行TagD的消费
                    }
                }
                else if (msg.getTopic().equals("TopicTest2")) {
                    // 执行TopicTest2的消费逻辑
                }

                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
            }
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        consumer.registerMessageListener(new MessageListenerConcurrently() {
            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> msgs,
                    ConsumeConcurrentlyContext context) {
                MessageExt msg = msgs.get(0);
                long now = System.currentTimeMillis();

                // 1
                statsBenchmarkConsumer.getReceiveMessageTotalCount().incrementAndGet();

                // 2
                long born2ConsumerRT = now - msg.getBornTimestamp();
                statsBenchmarkConsumer.getBorn2ConsumerTotalRT().addAndGet(born2ConsumerRT);

                // 3
                long store2ConsumerRT = now - msg.getStoreTimestamp();
                statsBenchmarkConsumer.getStore2ConsumerTotalRT().addAndGet(store2ConsumerRT);

                // 4
                compareAndSetMax(statsBenchmarkConsumer.getBorn2ConsumerMaxRT(), born2ConsumerRT);
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            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> msgs,
                    ConsumeConcurrentlyContext context) {
                System.out.println(Thread.currentThread().getName() + " Receive New Messages: " + msgs);

                MessageExt msg = msgs.get(0);
                if (msg.getTopic().equals("TopicTest1")) {
                    // 执行TopicTest1的消费逻辑
                    if (msg.getTags() != null && msg.getTags().equals("TagA")) {
                        // 执行TagA的消费
                    }
                    else if (msg.getTags() != null && msg.getTags().equals("TagC")) {
                        // 执行TagC的消费
                    }
                    else if (msg.getTags() != null && msg.getTags().equals("TagD")) {
                        // 执行TagD的消费
                    }
                }
                else if (msg.getTopic().equals("TopicTest2")) {
                    // 执行TopicTest2的消费逻辑
                }

                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
            }
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    @Override
    public ConsumeMessageDirectlyResult consumeMessageDirectly(String consumerGroup, String clientId,
            String msgId) throws RemotingException, MQClientException, InterruptedException,
            MQBrokerException {
        MessageExt msg = this.viewMessage(msgId);

        return this.mqClientInstance.getMQClientAPIImpl().consumeMessageDirectly(
            RemotingUtil.socketAddress2String(msg.getStoreHost()), consumerGroup, clientId, msgId, 10000);
    }
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    }


    public static void queryById(final DefaultMQAdminExt admin, final String msgId) throws MQClientException,
            RemotingException, MQBrokerException, InterruptedException, IOException {
        MessageExt msg = admin.viewMessage(msgId);

        // 存储消息 body 到指定路径
        String bodyTmpFilePath = createBodyFile(msg);

        System.out.printf("%-20s %s\n",//
            "Topic:",//
            msg.getTopic()//
            );

        System.out.printf("%-20s %s\n",//
            "Tags:",//
            "[" + msg.getTags() + "]"//
        );

        System.out.printf("%-20s %s\n",//
            "Keys:",//
            "[" + msg.getKeys() + "]"//
        );

        System.out.printf("%-20s %d\n",//
            "Queue ID:",//
            msg.getQueueId()//
            );

        System.out.printf("%-20s %d\n",//
            "Queue Offset:",//
            msg.getQueueOffset()//
            );

        System.out.printf("%-20s %d\n",//
            "CommitLog Offset:",//
            msg.getCommitLogOffset()//
            );

        System.out.printf("%-20s %d\n",//
            "Reconsume Times:",//
            msg.getReconsumeTimes()//
            );

        System.out.printf("%-20s %s\n",//
            "Born Timestamp:",//
            UtilAll.timeMillisToHumanString2(msg.getBornTimestamp())//
            );

        System.out.printf("%-20s %s\n",//
            "Store Timestamp:",//
            UtilAll.timeMillisToHumanString2(msg.getStoreTimestamp())//
            );

        System.out.printf("%-20s %s\n",//
            "Born Host:",//
            RemotingHelper.parseSocketAddressAddr(msg.getBornHost())//
            );

        System.out.printf("%-20s %s\n",//
            "Store Host:",//
            RemotingHelper.parseSocketAddressAddr(msg.getStoreHost())//
            );

        System.out.printf("%-20s %d\n",//
            "System Flag:",//
            msg.getSysFlag()//
            );

        System.out.printf("%-20s %s\n",//
            "Properties:",//
            msg.getProperties() != null ? msg.getProperties().toString() : ""//
        );

        System.out.printf("%-20s %s\n",//
            "Message Body Path:",//
            bodyTmpFilePath//
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                            nextOffset = offset + (i / ConsumeQueue.CQStoreUnitSize);

                            long countdown = deliverTimestamp - now;
                            // 时间到了，该投递
                            if (countdown <= 0) {
                                MessageExt msgExt =
                                        ScheduleMessageService.this.defaultMessageStore.lookMessageByOffset(
                                            offsetPy, sizePy);

                                if (msgExt != null) {
                                    try {
                                        MessageExtBrokerInner msgInner = this.messageTimeup(msgExt);
                                        PutMessageResult putMessageResult =
                                                ScheduleMessageService.this.defaultMessageStore
                                                    .putMessage(msgInner);
                                        // 成功
                                        if (putMessageResult != null
                                                && putMessageResult.getPutMessageStatus() == PutMessageStatus.PUT_OK) {
                                            continue;
                                        }
                                        // 失败
                                        else {
                                            // XXX: warn and notify me
                                            log.error(
                                                "ScheduleMessageService, a message time up, but reput it failed, topic: {} msgId {}",
                                                msgExt.getTopic(), msgExt.getMsgId());
                                            ScheduleMessageService.this.timer.schedule(
                                                new DeliverDelayedMessageTimerTask(this.delayLevel,
                                                    nextOffset), DELAY_FOR_A_PERIOD);
                                            ScheduleMessageService.this.updateOffset(this.delayLevel,
                                                nextOffset);
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            processOffset, preparedItemSet.size());
        // 第二步，重建StateTable
        Iterator<Long> it = preparedItemSet.iterator();
        while (it.hasNext()) {
            Long offset = it.next();
            MessageExt msgExt = this.defaultMessageStore.lookMessageByOffset(offset);
            if (msgExt != null) {
                this.appendPreparedTransaction(msgExt.getCommitLogOffset(), msgExt.getStoreSize(),
                    (int) (msgExt.getStoreTimestamp() / 1000),
                    msgExt.getProperty(MessageConst.PROPERTY_PRODUCER_GROUP).hashCode());
                this.tranStateTableOffset.incrementAndGet();
            }
        }
    }
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            throws RemotingCommandException {
        final CheckTransactionStateRequestHeader requestHeader =
                (CheckTransactionStateRequestHeader) request
                    .decodeCommandCustomHeader(CheckTransactionStateRequestHeader.class);
        final ByteBuffer byteBuffer = ByteBuffer.wrap(request.getBody());
        final MessageExt messageExt = MessageDecoder.decode(byteBuffer);
        if (messageExt != null) {
            final String group = messageExt.getProperty(MessageConst.PROPERTY_PRODUCER_GROUP);
            if (group != null) {
                MQProducerInner producer = this.mqClientFactory.selectProducer(group);
                if (producer != null) {
                    final String addr = RemotingHelper.parseChannelRemoteAddr(ctx.channel());
                    producer.checkTransactionState(addr, messageExt, requestHeader);
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Related Classes of com.alibaba.rocketmq.common.message.MessageExt

  • com.alibaba.ons.api.impl.rocketmq.ConsumerImpl$MessageListenerImpl
  • com.alibaba.ons.api.impl.rocketmq.OrderConsumerImpl$MessageListenerOrderlyImpl
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  • com.alibaba.rocketmq.client.impl.ClientRemotingProcessor
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  • com.alibaba.rocketmq.client.impl.consumer.ProcessQueue
  • com.alibaba.rocketmq.client.impl.MQClientAPIImpl
  • com.alibaba.rocketmq.example.benchmark.Consumer
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