Java RequestCode类代码示例

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
@Override
public RemotingCommand processRequest(ChannelHandlerContext ctx, RemotingCommand request) throws Exception {
    if (log.isDebugEnabled()) {
        log.debug("receive request, {} {} {}",
            request.getCode(),
            RemotingHelper.parseChannelRemoteAddr(ctx.channel()),
            request);
    }

    switch (request.getCode()) {
        case RequestCode.REGISTER_MESSAGE_FILTER_CLASS:
            return registerMessageFilterClass(ctx, request);
        case RequestCode.PULL_MESSAGE:
            return pullMessageForward(ctx, request);
    }

    return null;
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
@Override
public RemotingCommand processRequest(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    switch (request.getCode()) {
        case RequestCode.CHECK_TRANSACTION_STATE:
            return this.checkTransactionState(ctx, request);
        case RequestCode.NOTIFY_CONSUMER_IDS_CHANGED:
            return this.notifyConsumerIdsChanged(ctx, request);
        case RequestCode.RESET_CONSUMER_CLIENT_OFFSET:
            return this.resetOffset(ctx, request);
        case RequestCode.GET_CONSUMER_STATUS_FROM_CLIENT:
            return this.getConsumeStatus(ctx, request);

        case RequestCode.GET_CONSUMER_RUNNING_INFO:
            return this.getConsumerRunningInfo(ctx, request);

        case RequestCode.CONSUME_MESSAGE_DIRECTLY:
            return this.consumeMessageDirectly(ctx, request);
        default:
            break;
    }
    return null;
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public MQClientAPIImpl(final NettyClientConfig nettyClientConfig, final ClientRemotingProcessor clientRemotingProcessor,
    RPCHook rpcHook, final ClientConfig clientConfig) {
    this.clientConfig = clientConfig;
    topAddressing = new TopAddressing(MixAll.getWSAddr(), clientConfig.getUnitName());
    this.remotingClient = new NettyRemotingClient(nettyClientConfig, null);
    this.clientRemotingProcessor = clientRemotingProcessor;

    this.remotingClient.registerRPCHook(rpcHook); 
    this.remotingClient.registerProcessor(RequestCode.CHECK_TRANSACTION_STATE, this.clientRemotingProcessor, null);

    this.remotingClient.registerProcessor(RequestCode.NOTIFY_CONSUMER_IDS_CHANGED, this.clientRemotingProcessor, null);

    this.remotingClient.registerProcessor(RequestCode.RESET_CONSUMER_CLIENT_OFFSET, this.clientRemotingProcessor, null);

    this.remotingClient.registerProcessor(RequestCode.GET_CONSUMER_STATUS_FROM_CLIENT, this.clientRemotingProcessor, null);

    this.remotingClient.registerProcessor(RequestCode.GET_CONSUMER_RUNNING_INFO, this.clientRemotingProcessor, null);

    this.remotingClient.registerProcessor(RequestCode.CONSUME_MESSAGE_DIRECTLY, this.clientRemotingProcessor, null);
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public Set<MessageQueue> lockBatchMQ(//
    final String addr, //
    final LockBatchRequestBody requestBody, //
    final long timeoutMillis) throws RemotingException, MQBrokerException, InterruptedException {
    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.LOCK_BATCH_MQ, null);

    request.setBody(requestBody.encode());
    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            LockBatchResponseBody responseBody = LockBatchResponseBody.decode(response.getBody(), LockBatchResponseBody.class);
            Set<MessageQueue> messageQueues = responseBody.getLockOKMQSet();
            return messageQueues;
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public void unlockBatchMQ(//
    final String addr, //
    final UnlockBatchRequestBody requestBody, //
    final long timeoutMillis, //
    final boolean oneway//
) throws RemotingException, MQBrokerException, InterruptedException {
    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.UNLOCK_BATCH_MQ, null);

    request.setBody(requestBody.encode());

    if (oneway) {
        this.remotingClient.invokeOneway(addr, request, timeoutMillis);
    } else {
        RemotingCommand response = this.remotingClient
            .invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr), request, timeoutMillis);
        switch (response.getCode()) {
            case ResponseCode.SUCCESS: {
                return;
            }
            default:
                break;
        }

        throw new MQBrokerException(response.getCode(), response.getRemark());
    }
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public TopicStatsTable getTopicStatsInfo(final String addr, final String topic, final long timeoutMillis) throws InterruptedException,
    RemotingTimeoutException, RemotingSendRequestException, RemotingConnectException, MQBrokerException {
    GetTopicStatsInfoRequestHeader requestHeader = new GetTopicStatsInfoRequestHeader();
    requestHeader.setTopic(topic);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_TOPIC_STATS_INFO, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            TopicStatsTable topicStatsTable = TopicStatsTable.decode(response.getBody(), TopicStatsTable.class);
            return topicStatsTable;
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public ConsumeStats getConsumeStats(final String addr, final String consumerGroup, final String topic, final long timeoutMillis)
    throws InterruptedException, RemotingTimeoutException, RemotingSendRequestException, RemotingConnectException,
    MQBrokerException {
    GetConsumeStatsRequestHeader requestHeader = new GetConsumeStatsRequestHeader();
    requestHeader.setConsumerGroup(consumerGroup);
    requestHeader.setTopic(topic);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_CONSUME_STATS, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            ConsumeStats consumeStats = ConsumeStats.decode(response.getBody(), ConsumeStats.class);
            return consumeStats;
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public ProducerConnection getProducerConnectionList(final String addr, final String producerGroup, final long timeoutMillis)
    throws RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException, InterruptedException,
    MQBrokerException {
    GetProducerConnectionListRequestHeader requestHeader = new GetProducerConnectionListRequestHeader();
    requestHeader.setProducerGroup(producerGroup);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_PRODUCER_CONNECTION_LIST, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            return ProducerConnection.decode(response.getBody(), ProducerConnection.class);
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public ConsumerConnection getConsumerConnectionList(final String addr, final String consumerGroup, final long timeoutMillis)
    throws RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException, InterruptedException,
    MQBrokerException {
    GetConsumerConnectionListRequestHeader requestHeader = new GetConsumerConnectionListRequestHeader();
    requestHeader.setConsumerGroup(consumerGroup);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_CONSUMER_CONNECTION_LIST, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            return ConsumerConnection.decode(response.getBody(), ConsumerConnection.class);
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public KVTable getBrokerRuntimeInfo(final String addr, final long timeoutMillis) throws RemotingConnectException,
    RemotingSendRequestException, RemotingTimeoutException, InterruptedException, MQBrokerException {

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.GET_BROKER_RUNTIME_INFO, null);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            return KVTable.decode(response.getBody(), KVTable.class);
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public void updateBrokerConfig(final String addr, final Properties properties, final long timeoutMillis)
    throws RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException, InterruptedException,
    MQBrokerException, UnsupportedEncodingException {

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.UPDATE_BROKER_CONFIG, null);

    String str = MixAll.properties2String(properties);
    if (str != null && str.length() > 0) {
        request.setBody(str.getBytes(MixAll.DEFAULT_CHARSET));
        RemotingCommand response = this.remotingClient
            .invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr), request, timeoutMillis);
        switch (response.getCode()) {
            case ResponseCode.SUCCESS: {
                return;
            }
            default:
                break;
        }

        throw new MQBrokerException(response.getCode(), response.getRemark());
    }
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public GroupList queryTopicConsumeByWho(final String addr, final String topic, final long timeoutMillis)
    throws RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException, InterruptedException,
    MQBrokerException {
    QueryTopicConsumeByWhoRequestHeader requestHeader = new QueryTopicConsumeByWhoRequestHeader();
    requestHeader.setTopic(topic);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.QUERY_TOPIC_CONSUME_BY_WHO, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            GroupList groupList = GroupList.decode(response.getBody(), GroupList.class);
            return groupList;
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
public List<QueueTimeSpan> queryConsumeTimeSpan(final String addr, final String topic, final String group, final long timeoutMillis)
    throws RemotingConnectException, RemotingSendRequestException, RemotingTimeoutException, InterruptedException,
    MQBrokerException {
    QueryConsumeTimeSpanRequestHeader requestHeader = new QueryConsumeTimeSpanRequestHeader();
    requestHeader.setTopic(topic);
    requestHeader.setGroup(group);

    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.QUERY_CONSUME_TIME_SPAN, requestHeader);

    RemotingCommand response = this.remotingClient.invokeSync(MixAll.brokerVIPChannel(this.clientConfig.isVipChannelEnabled(), addr),
        request, timeoutMillis);
    switch (response.getCode()) {
        case ResponseCode.SUCCESS: {
            QueryConsumeTimeSpanBody consumeTimeSpanBody = GroupList.decode(response.getBody(), QueryConsumeTimeSpanBody.class);
            return consumeTimeSpanBody.getConsumeTimeSpanSet();
        }
        default:
            break;
    }

    throw new MQBrokerException(response.getCode(), response.getRemark());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
private RemotingCommand consumeMessageDirectly(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
    final ConsumeMessageDirectlyResultRequestHeader requestHeader = (ConsumeMessageDirectlyResultRequestHeader) request
        .decodeCommandCustomHeader(ConsumeMessageDirectlyResultRequestHeader.class);

    request.getExtFields().put("brokerName", this.brokerController.getBrokerConfig().getBrokerName());
    SelectMappedBufferResult selectMappedBufferResult = null;
    try {
        MessageId messageId = MessageDecoder.decodeMessageId(requestHeader.getMsgId());
        selectMappedBufferResult = this.brokerController.getMessageStore().selectOneMessageByOffset(messageId.getOffset());

        byte[] body = new byte[selectMappedBufferResult.getSize()];
        selectMappedBufferResult.getByteBuffer().get(body);
        request.setBody(body);
    } catch (UnknownHostException e) {
    } finally {
        if (selectMappedBufferResult != null) {
            selectMappedBufferResult.release();
        }
    }

    return this.callConsumer(RequestCode.CONSUME_MESSAGE_DIRECTLY, request, requestHeader.getConsumerGroup(),
        requestHeader.getClientId());
}
 

import org.apache.rocketmq.common.protocol.RequestCode; //导入依赖的package包/类
@Override
public RemotingCommand processRequest(ChannelHandlerContext ctx, RemotingCommand request)
    throws RemotingCommandException {
    switch (request.getCode()) {
        case RequestCode.GET_CONSUMER_LIST_BY_GROUP:
            return this.getConsumerListByGroup(ctx, request);
        // 更新Consumer Offset
        case RequestCode.UPDATE_CONSUMER_OFFSET:
            return this.updateConsumerOffset(ctx, request);
        case RequestCode.QUERY_CONSUMER_OFFSET:
            return this.queryConsumerOffset(ctx, request);
        default:
            break;
    }
    return null;
}