@Override
    public String toString() {
        ToStringBuilder sBuilder = new ToStringBuilder(this)
                .append("recordKey", recordKey)
                .append("configId", configId)
                .append("brokerPort", brokerPort)
                .append("brokerTLSPort", brokerTLSPort)
                .append("brokerWebPort", brokerWebPort)
                .append("numTopicStores", numTopicStores)
                .append("numPartitions", numPartitions)
                .append("unflushThreshold", unflushThreshold)
                .append("unflushInterval", unflushInterval)
                .append("unflushDataHold", unflushDataHold)
                .append("memCacheMsgCntInK", memCacheMsgCntInK)
                .append("memCacheFlushIntvl", memCacheFlushIntvl)
                .append("memCacheMsgSizeInMB", memCacheMsgSizeInMB)
                .append("acceptPublish", acceptPublish)
                .append("acceptSubscribe", acceptSubscribe)
                .append("deletePolicy", deletePolicy);
        if (maxMsgSizeInB == TBaseConstants.META_VALUE_UNDEFINED) {
            sBuilder.append("maxMsgSizeInMB", maxMsgSizeInB);
        } else {
            sBuilder.append("maxMsgSizeInMB",
                    maxMsgSizeInB / TBaseConstants.META_MB_UNIT_SIZE);
        }
        return sBuilder.append("qryPriorityId", qryPriorityId)
                .append("attributes", attributes)
                .append("createUser", getCreateUser())
                .append("createDate", getStrCreateDate())
                .append("modifyUser", modifyUser)
                .append("modifyDate", getStrModifyDate())
                .toString();
    }
Serialize field to json format

@param sBuilder
@return
inlong-tubemq/tubemq-server/src/main/java/org/apache/inlong/tubemq/server/master/bdbstore/bdbentitys/BdbClusterSettingEntity.java