private TopicPartitionRegInfo initTopicPartitionRegInfo(final String topic, final String group,
                final Partition partition, final long offset) {
            this.offsetStorage.initOffset(topic, group, partition, offset);
            return new TopicPartitionRegInfo(topic, partition, offset);
        }
Returns current topic-partitions info.

@since 1.4.4
@return
metamorphosis-client/src/main/java/com/taobao/metamorphosis/client/consumer/ConsumerZooKeeper.java