Package com.alibaba.rocketmq.common.message

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

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        RemotingCommand response = this.remotingClient.invokeSync(addr, request, timeoutMillis);
        assert response != null;
        switch (response.getCode()) {
        case ResponseCode.SUCCESS_VALUE: {
            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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        switch (this.defaultMQPushConsumer.getMessageModel()) {
        case BROADCASTING:
            // 如果是广播模式，直接丢弃失败消息，需要在文档中告知用户
            // 这样做的原因：广播模式对于失败重试代价过高，对整个集群性能会有较大影响，失败重试功能交由应用处理
            for (int i = ackIndex + 1; i < consumeRequest.getMsgs().size(); i++) {
                MessageExt msg = consumeRequest.getMsgs().get(i);
                log.warn("BROADCASTING, the message consume failed, drop it, {}", msg.toString());
            }
            break;
        case CLUSTERING:
            // 处理消费失败的消息，直接发回到Broker
            List<MessageExt> msgBackFailed = new ArrayList<MessageExt>(consumeRequest.getMsgs().size());
            for (int i = ackIndex + 1; i < consumeRequest.getMsgs().size(); i++) {
                MessageExt msg = consumeRequest.getMsgs().get(i);
                boolean result = this.sendMessageBack(msg, context);
                if (!result) {
                    msg.setReconsumeTimes(msg.getReconsumeTimes() + 1);
                    msgBackFailed.add(msg);
                }
            }

            if (!msgBackFailed.isEmpty()) {
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            return response;
        }

        // 查询消息，这里如果堆积消息过多，会访问磁盘
        // 另外如果频繁调用，是否会引起gc问题，需要关注 TODO
        MessageExt msgExt =
                this.brokerController.getMessageStore().lookMessageByOffset(requestHeader.getOffset());
        if (null == msgExt) {
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark("look message by offset failed, " + requestHeader.getOffset());
            return response;
        }

        // 构造消息
        final String retryTopic = msgExt.getProperty(MessageConst.PROPERTY_RETRY_TOPIC);
        if (null == retryTopic) {
            MessageAccessor.putProperty(msgExt, MessageConst.PROPERTY_RETRY_TOPIC, msgExt.getTopic());
        }
        msgExt.setWaitStoreMsgOK(false);

        // 客户端自动决定定时级别
        int delayLevel = requestHeader.getDelayLevel();

        // 死信消息处理
        if (msgExt.getReconsumeTimes() >= subscriptionGroupConfig.getRetryMaxTimes()//
                || delayLevel < 0) {
            newTopic = MixAll.getDLQTopic(requestHeader.getGroup());
            queueIdInt = Math.abs(this.random.nextInt() % 99999999) % DLQ_NUMS_PER_GROUP;

            topicConfig =
                    this.brokerController.getTopicConfigManager().createTopicInSendMessageBackMethod(
                        newTopic, //
                        DLQ_NUMS_PER_GROUP,//
                        PermName.PERM_WRITE);
            if (null == topicConfig) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("topic[" + newTopic + "] not exist");
                return response;
            }
        }
        // 继续重试
        else {
            if (0 == delayLevel) {
                delayLevel = 3 + msgExt.getReconsumeTimes();
            }

            msgExt.setDelayTimeLevel(delayLevel);
        }

        MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
        msgInner.setTopic(newTopic);
        msgInner.setBody(msgExt.getBody());
        msgInner.setFlag(msgExt.getFlag());
        MessageAccessor.setProperties(msgInner, msgExt.getProperties());
        msgInner.setPropertiesString(MessageDecoder.messageProperties2String(msgExt.getProperties()));
        msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(null, msgExt.getTags()));

        msgInner.setQueueId(queueIdInt);
        msgInner.setSysFlag(msgExt.getSysFlag());
        msgInner.setBornTimestamp(msgExt.getBornTimestamp());
        msgInner.setBornHost(msgExt.getBornHost());
        msgInner.setStoreHost(this.getStoreHost());
        msgInner.setReconsumeTimes(msgExt.getReconsumeTimes() + 1);

        PutMessageResult putMessageResult = this.brokerController.getMessageStore().putMessage(msgInner);
        if (putMessageResult != null) {
            switch (putMessageResult.getPutMessageStatus()) {
            case PUT_OK:
                // 统计
                this.brokerController.getBrokerStatsManager().incSendBackNums(requestHeader.getGroup(),
                    msgExt.getTopic());

                response.setCode(ResponseCode.SUCCESS);
                response.setRemark(null);

                return response;
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            return response;
        }

        // 查询消息，这里如果堆积消息过多，会访问磁盘
        // 另外如果频繁调用，是否会引起gc问题，需要关注 TODO
        MessageExt msgExt =
                this.brokerController.getMessageStore().lookMessageByOffset(requestHeader.getOffset());
        if (null == msgExt) {
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark("look message by offset failed, " + requestHeader.getOffset());
            return response;
        }

        // 构造消息
        final String retryTopic = msgExt.getProperty(MessageConst.PROPERTY_RETRY_TOPIC);
        if (null == retryTopic) {
            MessageAccessor.putProperty(msgExt, MessageConst.PROPERTY_RETRY_TOPIC, msgExt.getTopic());
        }
        msgExt.setWaitStoreMsgOK(false);

        // 客户端自动决定定时级别
        int delayLevel = requestHeader.getDelayLevel();

        // 死信消息处理
        if (msgExt.getReconsumeTimes() >= subscriptionGroupConfig.getRetryMaxTimes()//
                || delayLevel < 0) {
            newTopic = MixAll.getDLQTopic(requestHeader.getGroup());
            queueIdInt = Math.abs(this.random.nextInt() % 99999999) % DLQ_NUMS_PER_GROUP;

            topicConfig =
                    this.brokerController.getTopicConfigManager().createTopicInSendMessageBackMethod(
                        newTopic, //
                        DLQ_NUMS_PER_GROUP,//
                        PermName.PERM_WRITE);
            if (null == topicConfig) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("topic[" + newTopic + "] not exist");
                return response;
            }
        }
        // 继续重试
        else {
            if (0 == delayLevel) {
                delayLevel = 3 + msgExt.getReconsumeTimes();
            }

            msgExt.setDelayTimeLevel(delayLevel);
        }

        MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
        msgInner.setTopic(newTopic);
        msgInner.setBody(msgExt.getBody());
        msgInner.setFlag(msgExt.getFlag());
        MessageAccessor.setProperties(msgInner, msgExt.getProperties());
        msgInner.setPropertiesString(MessageDecoder.messageProperties2String(msgExt.getProperties()));
        msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(null, msgExt.getTags()));

        msgInner.setQueueId(queueIdInt);
        msgInner.setSysFlag(msgExt.getSysFlag());
        msgInner.setBornTimestamp(msgExt.getBornTimestamp());
        msgInner.setBornHost(msgExt.getBornHost());
        msgInner.setStoreHost(this.getStoreHost());
        msgInner.setReconsumeTimes(msgExt.getReconsumeTimes() + 1);

        PutMessageResult putMessageResult = this.brokerController.getMessageStore().putMessage(msgInner);
        if (putMessageResult != null) {
            switch (putMessageResult.getPutMessageStatus()) {
            case PUT_OK:
                // 统计
                this.brokerController.getBrokerStatsManager().incSendBackNums(requestHeader.getGroup(),
                    msgExt.getTopic(), 1);

                response.setCode(ResponseCode.SUCCESS);
                response.setRemark(null);

                return response;
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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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    public static void queryById(final DefaultMQAdminExt admin, final String msgId) throws MQClientException,
            RemotingException, MQBrokerException, InterruptedException, IOException {
        admin.start();
        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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            return response;
        }

        // 查询消息，这里如果堆积消息过多，会访问磁盘
        // 另外如果频繁调用，是否会引起gc问题，需要关注 TODO
        MessageExt msgExt =
                this.brokerController.getMessageStore().lookMessageByOffset(requestHeader.getOffset());
        if (null == msgExt) {
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark("look message by offset failed, " + requestHeader.getOffset());
            return response;
        }

        // 构造消息
        final String retryTopic = msgExt.getProperty(MessageConst.PROPERTY_RETRY_TOPIC);
        if (null == retryTopic) {
            MessageAccessor.putProperty(msgExt, MessageConst.PROPERTY_RETRY_TOPIC, msgExt.getTopic());
        }
        msgExt.setWaitStoreMsgOK(false);

        // 客户端自动决定定时级别
        int delayLevel = requestHeader.getDelayLevel();

        // 死信消息处理
        if (msgExt.getReconsumeTimes() >= subscriptionGroupConfig.getRetryMaxTimes()//
                || delayLevel < 0) {
            newTopic = MixAll.getDLQTopic(requestHeader.getGroup());
            queueIdInt = Math.abs(this.random.nextInt() % 99999999) % DLQ_NUMS_PER_GROUP;

            topicConfig =
                    this.brokerController.getTopicConfigManager().createTopicInSendMessageBackMethod(
                        newTopic, //
                        DLQ_NUMS_PER_GROUP,//
                        PermName.PERM_WRITE);
            if (null == topicConfig) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("topic[" + newTopic + "] not exist");
                return response;
            }
        }
        // 继续重试
        else {
            if (0 == delayLevel) {
                delayLevel = 3 + msgExt.getReconsumeTimes();
            }

            msgExt.setDelayTimeLevel(delayLevel);
        }

        MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
        msgInner.setTopic(newTopic);
        msgInner.setBody(msgExt.getBody());
        msgInner.setFlag(msgExt.getFlag());
        MessageAccessor.setProperties(msgInner, msgExt.getProperties());
        msgInner.setPropertiesString(MessageDecoder.messageProperties2String(msgExt.getProperties()));
        msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(null, msgExt.getTags()));

        msgInner.setQueueId(queueIdInt);
        msgInner.setSysFlag(msgExt.getSysFlag());
        msgInner.setBornTimestamp(msgExt.getBornTimestamp());
        msgInner.setBornHost(msgExt.getBornHost());
        msgInner.setStoreHost(this.getStoreHost());
        msgInner.setReconsumeTimes(msgExt.getReconsumeTimes() + 1);

        // 保存源生消息的 msgId
        String originMsgId = MessageAccessor.getOriginMessageId(msgExt);
        MessageAccessor.setOriginMessageId(msgInner, UtilAll.isBlank(originMsgId) ? msgExt.getMsgId()
                : originMsgId);

        PutMessageResult putMessageResult = this.brokerController.getMessageStore().putMessage(msgInner);
        if (putMessageResult != null) {
            switch (putMessageResult.getPutMessageStatus()) {
            case PUT_OK:
                // 统计失败重试的Topic
                String backTopic = msgExt.getTopic();
                String correctTopic = msgExt.getProperty(MessageConst.PROPERTY_RETRY_TOPIC);
                if (correctTopic != null) {
                    backTopic = correctTopic;
                }

                this.brokerController.getBrokerStatsManager().incSendBackNums(requestHeader.getGroup(),
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            default:
                return null;
            }
        }

        final MessageExt msgExt =
                this.brokerController.getMessageStore().lookMessageByOffset(
                    requestHeader.getCommitLogOffset());
        if (msgExt != null) {
            // 校验Producer Group
            final String pgroupRead = msgExt.getProperty(MessageConst.PROPERTY_PRODUCER_GROUP);
            if (!pgroupRead.equals(requestHeader.getProducerGroup())) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("the producer group wrong");
                return response;
            }

            // 校验Transaction State Table Offset
            if (msgExt.getQueueOffset() != requestHeader.getTranStateTableOffset()) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("the transaction state table offset wrong");
                return response;
            }

            // 校验Commit Log Offset
            if (msgExt.getCommitLogOffset() != requestHeader.getCommitLogOffset()) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("the commit log offset wrong");
                return response;
            }

            MessageExtBrokerInner msgInner = this.endMessageTransaction(msgExt);
            msgInner.setSysFlag(MessageSysFlag.resetTransactionValue(msgInner.getSysFlag(),
                requestHeader.getCommitOrRollback()));

            msgInner.setQueueOffset(requestHeader.getTranStateTableOffset());
            msgInner.setPreparedTransactionOffset(requestHeader.getCommitLogOffset());
            msgInner.setStoreTimestamp(msgExt.getStoreTimestamp());
            if (MessageSysFlag.TransactionRollbackType == requestHeader.getCommitOrRollback()) {
                msgInner.setBody(null);
            }

            final MessageStore messageStore = this.brokerController.getMessageStore();
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            return response;
        }

        // 查询消息，这里如果堆积消息过多，会访问磁盘
        // 另外如果频繁调用，是否会引起gc问题，需要关注 TODO
        MessageExt msgExt =
                this.brokerController.getMessageStore().lookMessageByOffset(requestHeader.getOffset());
        if (null == msgExt) {
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark("look message by offset failed, " + requestHeader.getOffset());
            return response;
        }

        // 构造消息
        final String retryTopic = msgExt.getProperty(MessageConst.PROPERTY_RETRY_TOPIC);
        if (null == retryTopic) {
            msgExt.putProperty(MessageConst.PROPERTY_RETRY_TOPIC, msgExt.getTopic());
        }
        msgExt.setWaitStoreMsgOK(false);

        // 客户端自动决定定时级别
        int delayLevel = requestHeader.getDelayLevel();

        // 死信消息处理
        if (msgExt.getReconsumeTimes() >= subscriptionGroupConfig.getRetryMaxTimes()//
                || delayLevel < 0) {
            newTopic = MixAll.getDLQTopic(requestHeader.getGroup());
            queueIdInt = Math.abs(this.random.nextInt() % 99999999) % DLQ_NUMS_PER_GROUP;

            topicConfig =
                    this.brokerController.getTopicConfigManager().createTopicInSendMessageBackMethod(
                        newTopic, //
                        DLQ_NUMS_PER_GROUP,//
                        PermName.PERM_WRITE);
            if (null == topicConfig) {
                response.setCode(ResponseCode.SYSTEM_ERROR);
                response.setRemark("topic[" + newTopic + "] not exist");
                return response;
            }
        }
        // 继续重试
        else {
            if (0 == delayLevel) {
                delayLevel = 3 + msgExt.getReconsumeTimes();
            }

            msgExt.setDelayTimeLevel(delayLevel);
        }

        MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
        msgInner.setTopic(newTopic);
        msgInner.setBody(msgExt.getBody());
        msgInner.setFlag(msgExt.getFlag());
        msgInner.setProperties(msgExt.getProperties());
        msgInner.setPropertiesString(MessageDecoder.messageProperties2String(msgExt.getProperties()));
        msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(null, msgExt.getTags()));

        msgInner.setQueueId(queueIdInt);
        msgInner.setSysFlag(msgExt.getSysFlag());
        msgInner.setBornTimestamp(msgExt.getBornTimestamp());
        msgInner.setBornHost(msgExt.getBornHost());
        msgInner.setStoreHost(this.getStoreHost());
        msgInner.setReconsumeTimes(msgExt.getReconsumeTimes() + 1);

        PutMessageResult putMessageResult = this.brokerController.getMessageStore().putMessage(msgInner);
        SendbackmsgLiveMoniter.printProcessSendmsgRequestLive(ctx.channel(), request, putMessageResult,
            delayLevel, msgExt.getReconsumeTimes());
        if (putMessageResult != null) {
            switch (putMessageResult.getPutMessageStatus()) {
            case PUT_OK:
                response.setCode(ResponseCode.SUCCESS);
                response.setRemark(null);
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