Package com.alibaba.rocketmq.client.producer

Examples of com.alibaba.rocketmq.client.producer.SendResult

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            try {
                Message msg = new Message("TopicTest",// topic
                    "TagA",// tag
                    ("Hello RocketMQ " + i).getBytes()// body
                        );
                SendResult sendResult = producer.send(msg);
                System.out.println(sendResult);
            }
            catch (Exception e) {
                e.printStackTrace();
                Thread.sleep(1000);
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                    Message msg = new Message(//
                        topic,// topic
                        tags,// tag
                        keys,// key
                        ("Hello RocketMQ " + i).getBytes());// body
                    SendResult sendResult = producer.send(msg);

                    System.out.printf("%-8d %s\n", i, sendResult);
                }
                catch (Exception e) {
                    e.printStackTrace();
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                    "OrderID001",// key
                    ("Hello MetaQ").getBytes());// body

                msg.putUserProperty("SequenceId", String.valueOf(i));

                SendResult sendResult = producer.send(msg);
                System.out.println(sendResult);
            }
        }
        catch (Exception e) {
            e.printStackTrace();
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        for (int i = 0; i < 100; i++) {
            try {
                Message msg =
                        new Message("TopicTest", tags[i % tags.length], "KEY" + i,
                            ("Hello RocketMQ " + i).getBytes());
                SendResult sendResult = producer.sendMessageInTransaction(msg, tranExecuter, null);
                System.out.println(sendResult);

                Thread.sleep(10);
            }
            catch (MQClientException e) {
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                    return;

                RemotingCommand response = responseFuture.getResponseCommand();
                if (response != null) {
                    try {
                        SendResult sendResult =
                                MQClientAPIImpl.this.processSendResponse(brokerName, msg, response);
                        assert sendResult != null;
                        sendCallback.onSuccess(sendResult);
                    }
                    catch (Exception e) {
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                        .decodeCommandCustomHeader(SendMessageResponseHeader.class);

            MessageQueue messageQueue =
                    new MessageQueue(msg.getTopic(), brokerName, responseHeader.getQueueId());

            return new SendResult(sendStatus, responseHeader.getMsgId(), messageQueue,
                responseHeader.getQueueOffset(), projectGroupPrefix);
        }
        default:
            break;
        }
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        long endTimestamp = beginTimestamp;
        TopicPublishInfo topicPublishInfo = this.tryToFindTopicPublishInfo(msg.getTopic());
        if (topicPublishInfo != null && topicPublishInfo.ok()) {
            MessageQueue mq = null;
            Exception exception = null;
            SendResult sendResult = null;
            for (int times = 0; times < 3
                    && (endTimestamp - beginTimestamp) < this.defaultMQProducer.getSendMsgTimeout(); times++) {
                String lastBrokerName = null == mq ? null : mq.getBrokerName();
                MessageQueue tmpmq = topicPublishInfo.selectOneMessageQueue(lastBrokerName);
                if (tmpmq != null) {
                    mq = tmpmq;
                    try {
                        sendResult = this.sendKernelImpl(msg, mq, communicationMode, sendCallback);
                        endTimestamp = System.currentTimeMillis();
                        switch (communicationMode) {
                        case ASYNC:
                            return null;
                        case ONEWAY:
                            return null;
                        case SYNC:
                            if (sendResult.getSendStatus() != SendStatus.SEND_OK) {
                                if (this.defaultMQProducer.isRetryAnotherBrokerWhenNotStoreOK()) {
                                    continue;
                                }
                            }
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                requestHeader.setSysFlag(sysFlag);
                requestHeader.setBornTimestamp(System.currentTimeMillis());
                requestHeader.setFlag(msg.getFlag());
                requestHeader.setProperties(MessageDecoder.messageProperties2String(msg.getProperties()));

                SendResult sendResult = this.mQClientFactory.getMQClientAPIImpl().sendMessage(//
                    brokerAddr,// 1
                    mq.getBrokerName(),// 2
                    msg,// 3
                    requestHeader,// 4
                    this.defaultMQProducer.getSendMsgTimeout(),// 5
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        if (null == tranExecuter) {
            throw new MQClientException("tranExecuter is null", null);
        }

        // 第一步，向Broker发送一条Prepared消息
        SendResult sendResult = null;
        msg.putProperty(MessageConst.PROPERTY_TRANSACTION_PREPARED, "true");
        msg.putProperty(MessageConst.PROPERTY_PRODUCER_GROUP, this.defaultMQProducer.getProducerGroup());
        try {
            sendResult = this.send(msg);
        }
        catch (Exception e) {
            throw new MQClientException("send message Exception", e);
        }

        // 第二步，回调本地事务
        LocalTransactionState localTransactionState = LocalTransactionState.UNKNOW;
        Throwable localException = null;
        try {
            localTransactionState = tranExecuter.executeLocalTransactionBranch(msg, arg);
            if (null == localTransactionState) {
                localTransactionState = LocalTransactionState.UNKNOW;
            }

            if (localTransactionState != LocalTransactionState.COMMIT_MESSAGE) {
                log.info("executeLocalTransactionBranch return {}", localTransactionState);
                log.info(msg.toString());
            }
        }
        catch (Throwable e) {
            log.info("executeLocalTransactionBranch exception", e);
            log.info(msg.toString());
            localException = e;
        }

        // 第三步，提交或者回滚Broker端消息
        try {
            this.endTransaction(sendResult, localTransactionState, localException);
        }
        catch (Exception e) {
            log.warn("local transaction execute " + localTransactionState
                    + ", but end broker transaction failed", e);
        }

        TransactionSendResult transactionSendResult = new TransactionSendResult();
        transactionSendResult.setSendStatus(sendResult.getSendStatus());
        transactionSendResult.setMessageQueue(sendResult.getMessageQueue());
        transactionSendResult.setMsgId(sendResult.getMsgId());
        transactionSendResult.setQueueOffset(sendResult.getQueueOffset());
        transactionSendResult.setLocalTransactionState(localTransactionState);
        return transactionSendResult;
    }
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                {
                    Message msg = new Message("TopicTest1",// topic
                        "TagA",// tag
                        "OrderID001",// key
                        ("Hello MetaQ").getBytes());// body
                    SendResult sendResult = producer.send(msg);
                    System.out.println(sendResult);
                }

                {
                    Message msg = new Message("TopicTest2",// topic
                        "TagB",// tag
                        "OrderID0034",// key
                        ("Hello MetaQ").getBytes());// body
                    SendResult sendResult = producer.send(msg);
                    System.out.println(sendResult);
                }

                {
                    Message msg = new Message("TopicTest3",// topic
                        "TagC",// tag
                        "OrderID061",// key
                        ("Hello MetaQ").getBytes());// body
                    SendResult sendResult = producer.send(msg);
                    System.out.println(sendResult);
                }
            }
            catch (Exception e) {
                e.printStackTrace();
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Related Classes of com.alibaba.rocketmq.client.producer.SendResult

  • com.alibaba.rocketmq.client.impl.MQClientAPIImpl
  • com.alibaba.rocketmq.client.impl.producer.DefaultMQProducerImpl
  • com.alibaba.rocketmq.example.benchmark.TransactionProducer
  • com.alibaba.rocketmq.example.filter.Producer
  • com.alibaba.rocketmq.example.operation.Producer
  • com.alibaba.rocketmq.example.ordermessage.Producer
  • com.alibaba.rocketmq.example.quickstart.Producer
  • com.alibaba.rocketmq.example.simple.Producer
  • com.alibaba.rocketmq.example.simple.TestProducer
  • com.alibaba.rocketmq.example.transaction.TransactionProducer
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