当前位置: 首页>>代码示例>>Java>>正文

Java TopicConfig.getWriteQueueNums方法代码示例

本文整理汇总了Java中com.alibaba.rocketmq.common.TopicConfig.getWriteQueueNums方法的典型用法代码示例。如果您正苦于以下问题：Java TopicConfig.getWriteQueueNums方法的具体用法？Java TopicConfig.getWriteQueueNums怎么用？Java TopicConfig.getWriteQueueNums使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.alibaba.rocketmq.common.TopicConfig的用法示例。


在下文中一共展示了TopicConfig.getWriteQueueNums方法的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: buildInnerMsg

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
protected MessageExtBrokerInner buildInnerMsg(final ChannelHandlerContext ctx,
        final SendMessageRequestHeader requestHeader, final byte[] body, TopicConfig topicConfig) {
    int queueIdInt = requestHeader.getQueueId();
    if (queueIdInt < 0) {
        queueIdInt = Math.abs(this.random.nextInt() % 99999999) % topicConfig.getWriteQueueNums();
    }
    int sysFlag = requestHeader.getSysFlag();

    if (TopicFilterType.MULTI_TAG == topicConfig.getTopicFilterType()) {
        sysFlag |= MessageSysFlag.MultiTagsFlag;
    }

    MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
    msgInner.setTopic(requestHeader.getTopic());
    msgInner.setBody(body);
    msgInner.setFlag(requestHeader.getFlag());
    MessageAccessor.setProperties(msgInner,
        MessageDecoder.string2messageProperties(requestHeader.getProperties()));
    msgInner.setPropertiesString(requestHeader.getProperties());
    msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(topicConfig.getTopicFilterType(),
        msgInner.getTags()));

    msgInner.setQueueId(queueIdInt);
    msgInner.setSysFlag(sysFlag);
    msgInner.setBornTimestamp(requestHeader.getBornTimestamp());
    msgInner.setBornHost(ctx.channel().remoteAddress());
    msgInner.setStoreHost(this.getStoreHost());
    msgInner.setReconsumeTimes(requestHeader.getReconsumeTimes() == null ? 0 : requestHeader
        .getReconsumeTimes());
    return msgInner;
}
开发者ID:y123456yz，项目名称:reading-and-annotate-rocketmq-3.4.6，代码行数:32，代码来源:AbstractSendMessageProcessor.java

示例2: buildInnerMsg

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
protected MessageExtBrokerInner buildInnerMsg(final ChannelHandlerContext ctx,
                                              final SendMessageRequestHeader requestHeader, final byte[] body, TopicConfig topicConfig) {
    int queueIdInt = requestHeader.getQueueId();
    if (queueIdInt < 0) {
        queueIdInt = Math.abs(this.random.nextInt() % 99999999) % topicConfig.getWriteQueueNums();
    }
    int sysFlag = requestHeader.getSysFlag();

    if (TopicFilterType.MULTI_TAG == topicConfig.getTopicFilterType()) {
        sysFlag |= MessageSysFlag.MultiTagsFlag;
    }

    MessageExtBrokerInner msgInner = new MessageExtBrokerInner();
    msgInner.setTopic(requestHeader.getTopic());
    msgInner.setBody(body);
    msgInner.setFlag(requestHeader.getFlag());
    MessageAccessor.setProperties(msgInner,
            MessageDecoder.string2messageProperties(requestHeader.getProperties()));
    msgInner.setPropertiesString(requestHeader.getProperties());
    msgInner.setTagsCode(MessageExtBrokerInner.tagsString2tagsCode(topicConfig.getTopicFilterType(),
            msgInner.getTags()));

    msgInner.setQueueId(queueIdInt);
    msgInner.setSysFlag(sysFlag);
    msgInner.setBornTimestamp(requestHeader.getBornTimestamp());
    msgInner.setBornHost(ctx.channel().remoteAddress());
    msgInner.setStoreHost(this.getStoreHost());
    msgInner.setReconsumeTimes(requestHeader.getReconsumeTimes() == null ? 0 : requestHeader
            .getReconsumeTimes());
    return msgInner;
}
开发者ID:medusar，项目名称:rocketmq-commet，代码行数:32，代码来源:AbstractSendMessageProcessor.java

示例3: getTopicStatsInfo

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand getTopicStatsInfo(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetTopicStatsInfoRequestHeader requestHeader =
            (GetTopicStatsInfoRequestHeader) request.decodeCommandCustomHeader(GetTopicStatsInfoRequestHeader.class);

    final String topic = requestHeader.getTopic();
    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        response.setCode(ResponseCode.TOPIC_NOT_EXIST);
        response.setRemark("topic[" + topic + "] not exist");
        return response;
    }

    TopicStatsTable topicStatsTable = new TopicStatsTable();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        MessageQueue mq = new MessageQueue();
        mq.setTopic(topic);
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setQueueId(i);

        TopicOffset topicOffset = new TopicOffset();
        long min = this.brokerController.getMessageStore().getMinOffsetInQuque(topic, i);
        if (min < 0)
            min = 0;

        long max = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
        if (max < 0)
            max = 0;

        long timestamp = 0;
        if (max > 0) {
            timestamp = this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, (max - 1));
        }

        topicOffset.setMinOffset(min);
        topicOffset.setMaxOffset(max);
        topicOffset.setLastUpdateTimestamp(timestamp);

        topicStatsTable.getOffsetTable().put(mq, topicOffset);
    }

    byte[] body = topicStatsTable.encode();
    response.setBody(body);
    response.setCode(ResponseCode.SUCCESS);
    response.setRemark(null);
    return response;
}
开发者ID:y123456yz，项目名称:reading-and-annotate-rocketmq-3.4.6，代码行数:48，代码来源:AdminBrokerProcessor.java

示例4: queryConsumeTimeSpan

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand queryConsumeTimeSpan(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    QueryConsumeTimeSpanRequestHeader requestHeader =
            (QueryConsumeTimeSpanRequestHeader) request.decodeCommandCustomHeader(QueryConsumeTimeSpanRequestHeader.class);

    final String topic = requestHeader.getTopic();
    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        response.setCode(ResponseCode.TOPIC_NOT_EXIST);
        response.setRemark("topic[" + topic + "] not exist");
        return response;
    }

    List<QueueTimeSpan> timeSpanSet = new ArrayList<QueueTimeSpan>();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        QueueTimeSpan timeSpan = new QueueTimeSpan();
        MessageQueue mq = new MessageQueue();
        mq.setTopic(topic);
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setQueueId(i);
        timeSpan.setMessageQueue(mq);

        long minTime = this.brokerController.getMessageStore().getEarliestMessageTime(topic, i);
        timeSpan.setMinTimeStamp(minTime);

        long max = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
        long maxTime = this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, (max - 1));
        timeSpan.setMaxTimeStamp(maxTime);

        long consumeTime;
        long consumerOffset = this.brokerController.getConsumerOffsetManager().queryOffset(//
            requestHeader.getGroup(), topic, i);
        if (consumerOffset > 0) {
            consumeTime = this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, consumerOffset - 1);
        }
        else {
            consumeTime = minTime;
        }
        timeSpan.setConsumeTimeStamp(consumeTime);
        timeSpanSet.add(timeSpan);
    }

    QueryConsumeTimeSpanBody queryConsumeTimeSpanBody = new QueryConsumeTimeSpanBody();
    queryConsumeTimeSpanBody.setConsumeTimeSpanSet(timeSpanSet);
    response.setBody(queryConsumeTimeSpanBody.encode());
    response.setCode(ResponseCode.SUCCESS);
    response.setRemark(null);
    return response;
}
开发者ID:y123456yz，项目名称:reading-and-annotate-rocketmq-3.4.6，代码行数:50，代码来源:AdminBrokerProcessor.java

示例5: queryConsumeTimeSpan

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand queryConsumeTimeSpan(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    QueryConsumeTimeSpanRequestHeader requestHeader =
            (QueryConsumeTimeSpanRequestHeader) request.decodeCommandCustomHeader(QueryConsumeTimeSpanRequestHeader.class);

    final String topic = requestHeader.getTopic();
    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        response.setCode(ResponseCode.TOPIC_NOT_EXIST);
        response.setRemark("topic[" + topic + "] not exist");
        return response;
    }

    List<QueueTimeSpan> timeSpanSet = new ArrayList<QueueTimeSpan>();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        QueueTimeSpan timeSpan = new QueueTimeSpan();
        MessageQueue mq = new MessageQueue();
        mq.setTopic(topic);
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setQueueId(i);
        timeSpan.setMessageQueue(mq);

        long minTime = this.brokerController.getMessageStore().getEarliestMessageTime(topic, i);
        timeSpan.setMinTimeStamp(minTime);

        long max = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
        long maxTime = this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, (max - 1));
        timeSpan.setMaxTimeStamp(maxTime);

        long consumeTime;
        long consumerOffset = this.brokerController.getConsumerOffsetManager().queryOffset(//
                requestHeader.getGroup(), topic, i);
        if (consumerOffset > 0) {
            consumeTime = this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, consumerOffset - 1);
        } else {
            consumeTime = minTime;
        }
        timeSpan.setConsumeTimeStamp(consumeTime);
        timeSpanSet.add(timeSpan);
    }

    QueryConsumeTimeSpanBody queryConsumeTimeSpanBody = new QueryConsumeTimeSpanBody();
    queryConsumeTimeSpanBody.setConsumeTimeSpanSet(timeSpanSet);
    response.setBody(queryConsumeTimeSpanBody.encode());
    response.setCode(ResponseCode.SUCCESS);
    response.setRemark(null);
    return response;
}
开发者ID:medusar，项目名称:rocketmq-commet，代码行数:49，代码来源:AdminBrokerProcessor.java

示例6: getConsumeStats

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand getConsumeStats(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetConsumeStatsRequestHeader requestHeader =
            (GetConsumeStatsRequestHeader) request
                .decodeCommandCustomHeader(GetConsumeStatsRequestHeader.class);

    ConsumeStats consumeStats = new ConsumeStats();

    Set<String> topics =
            this.brokerController.getConsumerOffsetManager().whichTopicByConsumer(
                requestHeader.getConsumerGroup());

    for (String topic : topics) {
        TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
        if (null == topicConfig) {
            log.warn("consumeStats, topic config not exist, {}", topic);
            continue;
        }

        SubscriptionData findSubscriptionData =
                this.brokerController.getConsumerManager().findSubscriptionData(
                    requestHeader.getConsumerGroup(), topic);
        if (null == findSubscriptionData) {
            log.warn("consumeStats, the consumer group[{}], topic[{}] not exist",
                requestHeader.getConsumerGroup(), topic);
            continue;
        }

        for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
            MessageQueue mq = new MessageQueue();
            mq.setTopic(topic);
            mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
            mq.setQueueId(i);

            OffsetWrapper offsetWrapper = new OffsetWrapper();

            long brokerOffset = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
            if (brokerOffset < 0)
                brokerOffset = 0;

            long consumerOffset = this.brokerController.getConsumerOffsetManager().queryOffset(//
                requestHeader.getConsumerGroup(),//
                topic,//
                i);
            if (consumerOffset < 0)
                consumerOffset = 0;

            offsetWrapper.setBrokerOffset(brokerOffset);
            offsetWrapper.setConsumerOffset(consumerOffset);

            // 查询消费者最后一条消息对应的时间戳
            long timeOffset = consumerOffset - 1;
            if (timeOffset >= 0) {
                long lastTimestamp =
                        this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i,
                            timeOffset);
                if (lastTimestamp > 0) {
                    offsetWrapper.setLastTimestamp(lastTimestamp);
                }
            }

            consumeStats.getOffsetTable().put(mq, offsetWrapper);
        }

        long consumeTps =
                this.brokerController.getConsumerOffsetManager().computePullTPS(topic,
                    requestHeader.getConsumerGroup());

        consumeTps += consumeStats.getConsumeTps();
        consumeStats.setConsumeTps(consumeTps);
    }

    byte[] body = consumeStats.encode();
    response.setBody(body);
    response.setCode(ResponseCode.SUCCESS);
    response.setRemark(null);
    return response;
}
开发者ID:diwayou，项目名称:rocketmq-all-trans，代码行数:80，代码来源:AdminBrokerProcessor.java

示例7: getTopicStatsInfo

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand getTopicStatsInfo(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetTopicStatsInfoRequestHeader requestHeader =
            (GetTopicStatsInfoRequestHeader) request
                .decodeCommandCustomHeader(GetTopicStatsInfoRequestHeader.class);

    final String topic = requestHeader.getTopic();
    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        response.setCode(ResponseCode.TOPIC_NOT_EXIST);
        response.setRemark("topic[" + topic + "] not exist");
        return response;
    }

    TopicStatsTable topicStatsTable = new TopicStatsTable();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        MessageQueue mq = new MessageQueue();
        mq.setTopic(topic);
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setQueueId(i);

        TopicOffset topicOffset = new TopicOffset();
        long min = this.brokerController.getMessageStore().getMinOffsetInQuque(topic, i);
        if (min < 0)
            min = 0;

        long max = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
        if (max < 0)
            max = 0;

        long timestamp = 0;
        if (max > 0) {
            timestamp =
                    this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, (max - 1));
        }

        topicOffset.setMinOffset(min);
        topicOffset.setMaxOffset(max);
        topicOffset.setLastUpdateTimestamp(timestamp);

        topicStatsTable.getOffsetTable().put(mq, topicOffset);
    }

    byte[] body = topicStatsTable.encode();
    response.setBody(body);
    response.setCode(ResponseCode.SUCCESS);
    response.setRemark(null);
    return response;
}
开发者ID:diwayou，项目名称:rocketmq-all-trans，代码行数:51，代码来源:AdminBrokerProcessor.java

示例8: resetOffset

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
/**
 * Broker 主动通知 Consumer，offset 需要进行重置列表发生变化
 */
public RemotingCommand resetOffset(String topic, String group, long timeStamp, boolean isForce) {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);

    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        log.error("[reset-offset] reset offset failed, no topic in this broker. topic={}", topic);
        response.setCode(ResponseCode.SYSTEM_ERROR);
        response.setRemark("[reset-offset] reset offset failed, no topic in this broker. topic=" + topic);
        return response;
    }

    Map<MessageQueue, Long> offsetTable = new HashMap<MessageQueue, Long>();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        MessageQueue mq = new MessageQueue();
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setTopic(topic);
        mq.setQueueId(i);

        long consumerOffset =
                this.brokerController.getConsumerOffsetManager().queryOffset(group, topic, i);
        long timeStampOffset =
                this.brokerController.getMessageStore().getOffsetInQueueByTime(topic, i, timeStamp);
        if (isForce || timeStampOffset < consumerOffset) {
            offsetTable.put(mq, timeStampOffset);
        }
        else {
            offsetTable.put(mq, consumerOffset);
        }
    }

    ResetOffsetRequestHeader requestHeader = new ResetOffsetRequestHeader();
    requestHeader.setTopic(topic);
    requestHeader.setGroup(group);
    requestHeader.setTimestamp(timeStamp);
    RemotingCommand request =
            RemotingCommand.createRequestCommand(RequestCode.RESET_CONSUMER_CLIENT_OFFSET, requestHeader);
    ResetOffsetBody body = new ResetOffsetBody();
    body.setOffsetTable(offsetTable);
    request.setBody(body.encode());

    ConcurrentHashMap<Channel, ClientChannelInfo> channelInfoTable =
            this.brokerController.getConsumerManager().getConsumerGroupInfo(group).getChannelInfoTable();
    for (Channel channel : channelInfoTable.keySet()) {
        int version = channelInfoTable.get(channel).getVersion();
        if (version >= MQVersion.Version.V3_0_7_SNAPSHOT.ordinal()) {
            try {
                this.brokerController.getRemotingServer().invokeOneway(channel, request, 5000);
                log.info("[reset-offset] reset offset success. topic={}, group={}, clientId={}",
                    new Object[] { topic, group, channelInfoTable.get(channel).getClientId() });
            }
            catch (Exception e) {
                log.error("[reset-offset] reset offset exception. topic={}, group={}",
                    new Object[] { topic, group }, e);
            }
        }
        else {
            // 如果有一个客户端是不支持该功能的，则直接返回错误，需要应用方升级。
            response.setCode(ResponseCode.SYSTEM_ERROR);
            response.setRemark("the client does not support this feature. version="
                    + MQVersion.getVersionDesc(version));
            log.warn("[reset-offset] the client does not support this feature. version={}",
                RemotingHelper.parseChannelRemoteAddr(channel), MQVersion.getVersionDesc(version));
            return response;
        }
    }

    response.setCode(ResponseCode.SUCCESS);
    ResetOffsetBody resBody = new ResetOffsetBody();
    resBody.setOffsetTable(offsetTable);
    response.setBody(resBody.encode());
    return response;
}
开发者ID:diwayou，项目名称:rocketmq-all-trans，代码行数:76，代码来源:Broker2Client.java

示例9: getConsumeStats

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand getConsumeStats(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetConsumeStatsRequestHeader requestHeader =
            (GetConsumeStatsRequestHeader) request
                .decodeCommandCustomHeader(GetConsumeStatsRequestHeader.class);

    ConsumeStats consumeStats = new ConsumeStats();

    Set<String> topics =
            this.brokerController.getConsumerOffsetManager().whichTopicByConsumer(
                requestHeader.getConsumerGroup());

    for (String topic : topics) {
        TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
        if (null == topicConfig) {
            log.warn("consumeStats, topic config not exist, {}", topic);
            continue;
        }

        SubscriptionData findSubscriptionData =
                this.brokerController.getConsumerManager().findSubscriptionData(
                    requestHeader.getConsumerGroup(), topic);
        if (null == findSubscriptionData) {
            log.warn("consumeStats, the consumer group[{}], topic[{}] not exist",
                requestHeader.getConsumerGroup(), topic);
            continue;
        }

        for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
            MessageQueue mq = new MessageQueue();
            mq.setTopic(topic);
            mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
            mq.setQueueId(i);

            OffsetWrapper offsetWrapper = new OffsetWrapper();

            long brokerOffset = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
            if (brokerOffset < 0)
                brokerOffset = 0;

            long consumerOffset = this.brokerController.getConsumerOffsetManager().queryOffset(//
                requestHeader.getConsumerGroup(),//
                topic,//
                i);
            if (consumerOffset < 0)
                consumerOffset = 0;

            offsetWrapper.setBrokerOffset(brokerOffset);
            offsetWrapper.setConsumerOffset(consumerOffset);

            // 查询消费者最后一条消息对应的时间戳
            long timeOffset = consumerOffset - 1;
            if (timeOffset >= 0) {
                long lastTimestamp =
                        this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i,
                            timeOffset);
                if (lastTimestamp > 0) {
                    offsetWrapper.setLastTimestamp(lastTimestamp);
                }
            }

            consumeStats.getOffsetTable().put(mq, offsetWrapper);
        }

        long consumeTps =
                this.brokerController.getConsumerOffsetManager().computePullTPS(topic,
                    requestHeader.getConsumerGroup());

        consumeTps += consumeStats.getConsumeTps();
        consumeStats.setConsumeTps(consumeTps);
    }

    byte[] body = consumeStats.encode();
    response.setBody(body);
    response.setCode(ResponseCode.SUCCESS_VALUE);
    response.setRemark(null);
    return response;
}
开发者ID:brucechan0921，项目名称:RocketMQ-3.0.8，代码行数:80，代码来源:AdminBrokerProcessor.java

示例10: getTopicStatsInfo

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
private RemotingCommand getTopicStatsInfo(ChannelHandlerContext ctx, RemotingCommand request)
        throws RemotingCommandException {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);
    final GetTopicStatsInfoRequestHeader requestHeader =
            (GetTopicStatsInfoRequestHeader) request
                .decodeCommandCustomHeader(GetTopicStatsInfoRequestHeader.class);

    final String topic = requestHeader.getTopic();
    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        response.setCode(MQResponseCode.TOPIC_NOT_EXIST_VALUE);
        response.setRemark("topic[" + topic + "] not exist");
        return response;
    }

    TopicStatsTable topicStatsTable = new TopicStatsTable();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        MessageQueue mq = new MessageQueue();
        mq.setTopic(topic);
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setQueueId(i);

        TopicOffset topicOffset = new TopicOffset();
        long min = this.brokerController.getMessageStore().getMinOffsetInQuque(topic, i);
        if (min < 0)
            min = 0;

        long max = this.brokerController.getMessageStore().getMaxOffsetInQuque(topic, i);
        if (max < 0)
            max = 0;

        long timestamp = 0;
        if (max > 0) {
            timestamp =
                    this.brokerController.getMessageStore().getMessageStoreTimeStamp(topic, i, (max - 1));
        }

        topicOffset.setMinOffset(min);
        topicOffset.setMaxOffset(max);
        topicOffset.setLastUpdateTimestamp(timestamp);

        topicStatsTable.getOffsetTable().put(mq, topicOffset);
    }

    byte[] body = topicStatsTable.encode();
    response.setBody(body);
    response.setCode(ResponseCode.SUCCESS_VALUE);
    response.setRemark(null);
    return response;
}
开发者ID:brucechan0921，项目名称:RocketMQ-3.0.8，代码行数:51，代码来源:AdminBrokerProcessor.java

示例11: resetOffset

import com.alibaba.rocketmq.common.TopicConfig; //导入方法依赖的package包/类
/**
 * Broker 主动通知 Consumer，offset 需要进行重置列表发生变化
 */
public RemotingCommand resetOffset(String topic, String group, long timeStamp, boolean isForce) {
    final RemotingCommand response = RemotingCommand.createResponseCommand(null);

    TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
    if (null == topicConfig) {
        log.error("[reset-offset] reset offset failed, no topic in this broker. topic={}", topic);
        response.setCode(RemotingProtos.ResponseCode.SYSTEM_ERROR_VALUE);
        response.setRemark("[reset-offset] reset offset failed, no topic in this broker. topic=" + topic);
        return response;
    }

    Map<MessageQueue, Long> offsetTable = new HashMap<MessageQueue, Long>();
    for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
        MessageQueue mq = new MessageQueue();
        mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
        mq.setTopic(topic);
        mq.setQueueId(i);

        long consumerOffset =
                this.brokerController.getConsumerOffsetManager().queryOffset(group, topic, i);
        long timeStampOffset =
                this.brokerController.getMessageStore().getOffsetInQueueByTime(topic, i, timeStamp);
        if (isForce || timeStampOffset < consumerOffset) {
            offsetTable.put(mq, timeStampOffset);
        }
        else {
            offsetTable.put(mq, consumerOffset);
        }
    }

    ResetOffsetRequestHeader requestHeader = new ResetOffsetRequestHeader();
    requestHeader.setTopic(topic);
    requestHeader.setGroup(group);
    requestHeader.setTimestamp(timeStamp);
    RemotingCommand request =
            RemotingCommand.createRequestCommand(MQRequestCode.RESET_CONSUMER_CLIENT_OFFSET_VALUE,
                requestHeader);
    ResetOffsetBody body = new ResetOffsetBody();
    body.setOffsetTable(offsetTable);
    request.setBody(body.encode());

    ConcurrentHashMap<Channel, ClientChannelInfo> channelInfoTable =
            this.brokerController.getConsumerManager().getConsumerGroupInfo(group).getChannelInfoTable();
    for (Channel channel : channelInfoTable.keySet()) {
        int version = channelInfoTable.get(channel).getVersion();
        if (version >= MQVersion.Version.V3_0_7_SNAPSHOT.ordinal()) {
            try {
                this.brokerController.getRemotingServer().invokeOneway(channel, request, 5000);
                log.info("[reset-offset] reset offset success. topic={}, group={}, clientId={}",
                    new Object[] { topic, group, channelInfoTable.get(channel).getClientId() });
            }
            catch (Exception e) {
                log.error("[reset-offset] reset offset exception. topic={}, group={}",
                    new Object[] { topic, group }, e);
            }
        }
        else {
            // 如果有一个客户端是不支持该功能的，则直接返回错误，需要应用方升级。
            response.setCode(RemotingProtos.ResponseCode.SYSTEM_ERROR_VALUE);
            response.setRemark("the client does not support this feature. version=" + version);
            log.warn("[reset-offset] the client does not support this feature. version={}",
                RemotingHelper.parseChannelRemoteAddr(channel), version);
            return response;
        }
    }

    response.setCode(RemotingProtos.ResponseCode.SUCCESS_VALUE);
    ResetOffsetBody resBody = new ResetOffsetBody();
    resBody.setOffsetTable(offsetTable);
    response.setBody(resBody.encode());
    return response;
}
开发者ID:brucechan0921，项目名称:RocketMQ-3.0.8，代码行数:76，代码来源:Broker2Client.java


注：本文中的com.alibaba.rocketmq.common.TopicConfig.getWriteQueueNums方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。