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全站最硬核 百万字强肝RocketMq源码 火热更新中~(六十四)

org.apache.rocketmq.common.admin.OffsetWrapper

offsetWrapper的信息:

private long brokerOffset;
private long consumerOffset;

private long lastTimestamp;

broker的进度,消费者consumer的进度和上次更新的时间戳

@Override
public ClusterInfo examineBrokerClusterInfo() throws InterruptedException, RemotingConnectException, RemotingTimeoutException,
    RemotingSendRequestException, MQBrokerException {
    return defaultMQAdminExtImpl.examineBrokerClusterInfo();
}

@Override
public TopicRouteData examineTopicRouteInfo(
    String topic) throws RemotingException, MQClientException, InterruptedException {
    return defaultMQAdminExtImpl.examineTopicRouteInfo(topic);
}

@Override
public ConsumerConnection examineConsumerConnectionInfo(
    String consumerGroup) throws InterruptedException, MQBrokerException,
    RemotingException, MQClientException {
    return defaultMQAdminExtImpl.examineConsumerConnectionInfo(consumerGroup);
}

检查broker集群信息、检查topic路由信息、检查消费者连接信息

看下集群信息 ClusterInfo是什么

org.apache.rocketmq.common.protocol.body.ClusterInfo

看下一向神秘的rocketmq集群是啥:

public class ClusterInfo extends RemotingSerializable {
    private HashMap<String/* brokerName */, BrokerData> brokerAddrTable;
    private HashMap<String/* clusterName */, Set<String/* brokerName */>> clusterAddrTable;

一个断路器名brokerName与断路器数据BrokerData的表

一个集群名clusterName与断路器名brokerName的表

其实还是一个集群名对应多个broker 然后broker对应自己的数据

举报

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