@Override
    public BrokerInfo getBrokerInfo(int brokerId) {
        BrokerRunStatusInfo runStatusInfo =
                brokerRunSyncManageMap.get(brokerId);
        if (runStatusInfo == null) {
            return null;
        }
        return runStatusInfo.getBrokerInfo();
    }
Constructor by TMaster

@param tMaster  the initial TMaster object
inlong-tubemq/tubemq-server/src/main/java/org/apache/inlong/tubemq/server/master/nodemanage/nodebroker/DefBrokerRunManager.java